1 2008-04-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2 * sbitmap.c (sbitmap_range_empty_p): New function.
3 * sbitmap.h (sbitmap_range_empty_p): New function.
4 * bitmap.h: Now includes obstack.h.
7 2008-04-24 Richard Sandiford <rsandifo@nildram.co.uk>
8 Kenneth Zadeck <zadeck@naturalbridge.com>
10 * dbgcnt.def (ra_byte_scan): Added.
11 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12 when the last hit happens for a counter.
13 * timevar.def (TV_DF_BYTE_LR): New variable.
14 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15 * passes.c (pass_fast_rtl_byte_dce): New pass.
16 * fwprop.c (update_df): Added mode to call df_ref_create.
17 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18 DF_REF_EXTRACT_OFFSET.
19 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20 DF_BYTE_LR_OUT, df_byte_lr): New macro.
22 (df_ref_extract): Added mode field.
23 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
24 DF_REF_EXTRACT_OFFSET.
25 (DF_REF_EXTRACT_MODE): New macro.
26 (df_byte_lr_bb_info): New structure.
27 (df_print_byte_regset, df_compute_accessed_bytes,
28 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
29 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
30 df_byte_lr_simulate_uses,
31 df_byte_lr_simulate_artificial_refs_at_top,
32 df_byte_lr_simulate_artificial_refs_at_end,
33 df_compute_accessed_bytes): New function.
34 (df_ref_create): Add parameter.
35 (df_byte_lr_get_bb_info): New inline function.
36 * df-scan.c (df_ref_record, df_uses_record,
37 df_ref_create_structure): Added mode parameter.
38 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
39 df_defs_record, df_uses_record, df_get_conditional_uses,
40 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
41 df_entry_block_defs_collect, df_exit_block_uses_collect):
42 Added mode parameter to calls to df_ref_record, df_uses_record,
43 df_ref_create_structure.
44 (df_ref_equal_p, df_ref_compare): Added test for modes.
45 (df_ref_create_structure): Added code to set mode. Renamed
46 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
47 DF_REF_EXTRACT_OFFSET.
48 * df-core.c (df_print_byte_regset): New function.
49 * df-byte-scan.c: New file.
50 * df-problems.c (df_rd_transfer_function): Removed unnecessary
52 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
53 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
54 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
55 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
56 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
57 df_byte_lr_local_compute, df_byte_lr_init,
58 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
59 df_byte_lr_transfer_function, df_byte_lr_free,
60 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
61 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
62 df_byte_lr_simulate_uses,
63 df_byte_lr_simulate_artificial_refs_at_top,
64 df_byte_lr_simulate_artificial_refs_at_end): New function.
65 * dce.c (byte_dce_process_block): New function.
66 (dce_process_block): au is now passed in rather than computed
67 locally. Changed loops that look at artificial defs to not look
68 for conditional or partial ones, because there never are any.
69 (fast_dce): Now is able to drive byte_dce_process_block or
70 dce_process_block depending on the kind of dce being done.
71 (rest_of_handle_fast_dce): Add parameter to fast_dce.
72 (rest_of_handle_fast_byte_dce): New function.
73 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
74 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
77 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
80 * gcc.h: Added fortran options that take arguments to
81 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
84 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
86 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
87 scalarization if on the LHS and not a full access.
89 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
91 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
93 2008-04-18 Rafael Espindola <espindola@google.com>
95 * tree-vrp.c (find_case_label_index): Fix the binary search.
96 (find_case_label_range): New.
97 (vrp_visit_switch_stmt): Use find_case_label_range.
98 (simplify_switch_using_ranges): Use find_case_label_range.
100 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
102 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
103 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
105 2008-04-18 Tom Tromey <tromey@redhat.com>
108 * doc/cpp.texi (Implementation-defined behavior): Mention
111 2008-04-18 Ian Lance Taylor <iant@google.com>
113 * fold-const.c (pointer_may_wrap_p): New static function.
114 (fold_comparison): Add another test for pointer overflow. Use
115 pointer_may_wrap_p to disable some false positives.
117 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
119 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
120 (fname_as_string): Match updated cpp_interpret_string prototype.
121 (fix_string_type): Support char16_t* and char32_t*.
122 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
123 derivative) nodes. Register as builtin if C++0x.
124 (c_parse_error): Support CPP_CHAR{16,32}.
125 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
126 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
127 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
128 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
129 CTI_CHAR32_ARRAY_TYPE>: New elements.
130 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
131 char32_type_node, signed_char32_type_node, char16_array_type_node,
132 char32_array_type_node): New defines.
133 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
134 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
135 (lex_string): Support CPP_STRING{16,32}, match updated
136 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
137 (lex_charconst): Support CPP_CHAR{16,32}.
138 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
139 and CPP_STRING{16,32}.
141 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
144 * aclocal.m4: Regenerate.
145 * configure: Regenerate.
147 2008-04-18 Jan Hubicka <jh@suse.cz>
149 * except.c (dw2_size_of_call_site_table,
150 sjlj_size_of_call_site_table): Use vector API for call_site_record.
152 * cgraphbuild.c (build_cgraph_edges): Update.
153 * tree-pass.h: Update comment.
154 * final.c (leaf_function_p): Update.
155 (leaf_renumber_regs): Update.
156 (rest_of_clean_state): Update.
157 * omp-low.c (expand_omp_parallel): Update.
158 * ipa-reference.c (analyze_function): Update.
159 * reorg.c (find_end_label): Update.
160 (optimize_skip): Update.
161 (fill_simple_delay_slots): Update.
162 (fill_simple_delay_slots): Update.
163 (make_return_insns): Update.
164 (dbr_schedule): Update.
165 * gimple-low.c (record_vars_into): Update.
166 * cfgbuild.c (make_edges): Update.
167 * function.c (assign_stack_local): Update.
168 (assign_parm_adjust_stack_rtl): Update.
169 (locate_and_pad_parm): Update.
170 (allocate_struct_function): Do not initialize stack_alignment_needed
171 and preferred_stack_boundary here.
172 (stack_protect_prologue): Update.
173 (stack_protect_epilogue): Update.
174 (expand_function_start): Initialize stack_alignment_needed,
175 preferred_stack_boundary and max_jumptable_ents.
176 (expand_function_end): Update.
177 (free_after_compilation): Do not NULLify epilogue_delay_list.
178 * function.h (struct rtl_data): Add stack_protect_guard,
179 stack_alignment_needed,
180 preferred_stack_boundary, epilogue_delay_list.
181 (struct function): Remove value_histograms, stack_alignment_needed,
182 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
184 unexpanded_var_list, stack_protect_guard.
185 (current_function_epilogue_delay_list): Remove.
186 * ipa-type-escape.c (analyze_function): Update.
187 * gimplify.c (pop_gimplify_context): Update comment.
188 * calls.c (expand_call): Update.
189 (emit_library_call_value_1): Update.
190 * except.c (set_nothrow_function_flags): Update.
191 * cfgexpand.c (get_decl_align_unit): Update.
192 (create_stack_guard): Update.
193 (estimated_stack_frame_size): Update.
194 (expand_used_vars): Update.
195 (tree_expand_cfg): Free histogram earliers, init expansion variables.
196 * explow.c (allocate_dynamic_stack_space): Update.
197 * tree-ssa-live.c (remove_unused_locals): Update.
198 * varasm.c (mark_constant_pool): Update.
199 * tree-inline.c (remap_decls): Update.
200 (initialize_cfun): Update.
201 (declare_return_variable): Update.
202 (inline_forbidden_p): Update.
203 (expand_call_inline): Update.
204 (declare_inline_vars): Update.
205 (tree_function_versioning): Update.
206 * tree-flow.h (value_histograms): New.
207 (VALUE_HISTOGRAMS): New macro.
208 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
210 * tree-cfg.c (set_bb_for_stmt): Update.
211 (replace_by_duplicate_decl): Update.
212 (move_block_to_fn): Update.
213 (new_label_mapper): Update.
214 (dump_function_to_file): Update.
215 * ipa-struct-reorg.c (build_data_structure): Update.
216 * cfgrtl.c (print_rtl_with_bb): Update.
217 * reload1.c (reload): Update.
219 * config/i386/i386.c (setup_incoming_varargs_64,
220 ix86_compute_frame_layout): Update.
221 * config/arc/arc.c (arc_output_function_epilogue): Update.
223 2008-04-18 Marius Strobl <marius@FreeBSD.org>
225 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
227 * gthr-posix95.h: Likewise.
229 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
231 PR rtl-optimization/35838
232 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
233 out the byte offset of the first subreg.
235 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
238 to split_ti instead of three separate calls with single member arrays.
239 (subti3 splitter): Ditto.
240 (adddi3 splitter): Ditto with split_di.
241 (subdi3 splitter): Ditto.
242 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
243 two separate calls with single member arrays. Swap match_dup
244 operands 1 and 2 to better fit into the array.
245 (negdi2 splitter): Ditto with split_di.
246 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
247 two separate calls with single member arrays. Swap match_dup operands
248 6 and 7 to better fit into the array.
250 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
252 * config/i386/i386.c (sse_builtin_type): New.
253 (bdesc_sse_args): Likewise.
254 (bdesc_sse_3arg): Removed.
255 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
256 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
257 IX86_BUILTIN_ROUNDPS.
258 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
259 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
260 IX86_BUILTIN_ROUNDPS.
261 (ix86_expand_sse_4_operands_builtin): Removed.
262 (ix86_expand_sse_operands_builtin): New.
263 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
264 and CODE_FOR_sse4_1_roundps.
265 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
266 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
268 2008-04-17 Alan Modra <amodra@bigpond.net.au>
271 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
272 regs before frame pop when needed. If use_backchain_to_restore_sp
273 then load backchain into a temp reg to restore vr and vrsave. Add
274 code to restore vr after frame pop if possible.
276 2008-04-17 Richard Guenther <rguenther@suse.de>
278 * tree-vn.c (expressions_equal_p): Do not check type
279 equality or compatibility before calling operand_equal_p.
280 * fold-const.c (operand_equal_p): Check equivalence of
281 integer constants before bailing out due to signedness or
282 precision differences.
283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
284 spurious differences in type qualification. Ignore types
285 for COMPONENT_REFs at all.
287 2008-04-17 Christian Bruel <christian.bruel@st.com>
289 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
292 2008-04-16 Jakub Jelinek <jakub@redhat.com>
295 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
298 PR tree-optimization/35899
299 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
300 rather than TREE_OPERAND.
302 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
306 temporary registers. Change operand predicate to general_operand.
307 (remainderxf3): Ditto.
309 2008-04-16 Richard Guenther <rguenther@suse.de>
311 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
312 * tree-affine.c (aff_combination_expand): Look through some
315 2008-04-15 Doug Kwan <dougkwan@google.com>
317 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
319 * tree-pretty-print.c (dump_generic_node): Ditto.
320 * final.c (output_addr_const): Ditto.
321 * dwarf2out.c (output_cfi): Ditto.
322 * c-pretty-print.c (pp_c_integer_constant): Ditto.
323 * print-rtl.c (print_rtx): Ditto.
324 * print-tree.c (print_node_brief, print_node): Ditto.
325 * c-common.c (match_case_to_enum_1): Ditto.
326 * sched-vis.c (print_value): Ditto.
327 * config/i386/i386.c (print_operand): Cast to long unsigned int
330 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
331 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
332 MS Windows VirtualProtect function.
334 2008-04-15 Jan Hubicka <jh@suse.cz>
336 * gengtype.c (write_root): Param_is argument is OK.
337 * expr.c (expand_expr_real_1): Update call of get_exception_*.
338 * function.h: Include varray.h
339 (rtl_eh): New stucture based on except.c one.
340 (call_site_record): New forward declaration and vector type.
341 * calls.c (emit_call_1): Do not call
342 note_current_region_may_contain_throw.
343 * except.c (eh_status): Remove cur_region, try_region since they are
345 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
346 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
347 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
348 Remove call_site_data_used, call_site_data_size.
349 Turn call_site_record into vector in function.h.
350 (note_current_region_may_contain_throw): Remove.
351 (get_exception_pointer, get_exception_filter): Do not take struct
352 function argument; update.
353 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
354 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
355 build_post_landing_pads, dw2_build_landing_pads,
356 sjlj_assign_call_site_values, sjlj_mark_call_sites,
357 sjlj_emit_function_enter, sjlj_emit_function_enter,
358 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
359 sjlj_build_landing_pads, finish_eh_generation,
360 remove_exception_handler_label, remove_eh_handler,
361 maybe_remove_eh_handler, add_reachable_handler,
362 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
363 add_action_record, collect_one_action_chain, add_call_site,
364 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
365 sjlj_output_call_site_table, output_function_exception_table,
366 * except.h (note_current_region_may_contain_throw): Remove
367 (get_exception_pointer, get_exception_filter): Do not take struct
369 * Makefile.in (GTFILES): Put varargs before struct function.
371 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
373 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
375 (get_constraint_for): Deal with STRING_CST here instead.
377 2008-04-15 Richard Guenther <rguenther@suse.de>
379 * tree-ssa-propagate.c (substitute_and_fold): Substitute
380 statements in a basic-block with a backward walk. Do not
381 substitute into dead statements but instead remove those.
383 2008-04-15 Richard Guenther <rguenther@suse.de>
385 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
386 to zero, thus disable creation of SFTs.
388 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
390 * tree-predcom.c (suitable_reference_p): Return false if the
393 2008-04-15 Jakub Jelinek <jakub@redhat.com>
396 * c-decl.c (finish_decl): If extern or static var has variable
397 size, set TREE_TYPE (decl) to error_mark_node.
399 2008-04-15 Rafael Espindola <espindola@google.com>
401 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
404 2008-04-15 Richard Guenther <rguenther@suse.de>
406 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
407 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
408 (visit_reference_op_load): Do walk vuse-vdef chains on
410 (visit_reference_op_store): But do not here.
411 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
413 (vn_lookup_with_vuses): But do so here.
415 2008-04-14 Ian Lance Taylor <iant@google.com>
417 * fold-const.c (fold_overflow_warning): Remove assertion.
419 2008-04-15 Ben Elliston <bje@au.ibm.com>
421 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
422 temp1 local variables.
424 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
427 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
428 ".text.unlikely" section as executable.
430 2008-04-14 James E. Wilson <wilson@tuliptree.org>
432 * config/ia64/ia64.c (rtx_needs_barrier): Handle
433 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
434 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
435 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
436 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
437 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
438 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
440 2008-04-14 Ian Lance Taylor <iant@google.com>
442 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
443 * fold-const.c (fold_comparison): If appropriate, test
444 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
445 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
446 reassociating a pointer type.
447 * doc/invoke.texi (Optimize Options): Document that
448 -fstrict-overflow applies to pointer wraparound.
450 2008-04-13 Jan Hubicka <jh@suse.cz>
452 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
454 2008-04-12 Andrew Pinski <pinskia@gmail.com>
456 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
457 we are going to "save the world".
459 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
461 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
462 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
463 operand 0 constraint, not "=".
465 2008-04-11 James E. Wilson <wilson@tuliptree.org>
467 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
469 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
471 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
472 of size of positions_needed * CHAR_BIT.
474 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
477 * dse.c (store_info): Change positions_needed to unsigned
479 (lowpart_bitmask): New.
480 (record_store): Cast to unsigned HOST_WIDE_INT for
481 positions_needed. Assert width <= size of positions_needed *
482 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
483 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
484 lowpart_bitmask to set mask.
486 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
488 * config/bfin/constraints.md: New file.
489 * config/bfin/bfin.md: Include it.
490 (adddi3): Use satisfies_constraint functions instead of the old macros.
491 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
492 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
493 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
494 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
495 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
496 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
497 EXTRA_CONSTRAINT): Delete.
498 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
499 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
501 * config/bfin/bfin.c: Include "tm-constrs.h".
502 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
503 Use satisfies_constraint functions instead of the old macros.
504 * doc/md.texi (Blackfin Constraints): Update file name reference.
506 2008-04-11 Richard Guenther <rguenther@suse.de>
508 PR tree-optimization/35869
509 * tree-vrp.c (execute_vrp): Move switch statement update after
510 jump threading. Schedule another cfg cleanup run.
512 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
515 * attribs.c (decl_attributes): Return early on errorneous node.
517 2008-04-10 Oleg Ryjkov <olegr@google.com>
519 * tree.h (struct tree_base): Added a new flag default_def_flag.
520 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
522 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
524 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
526 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
529 * pa.md: Define mode iterator P. Define mode attribute dwc.
530 (dcacheflush): Update pattern to use iterator P and attribute dwc.
531 (icacheflush): Likewise.
532 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
533 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
535 2008-04-11 Ben Elliston <bje@au.ibm.com>
537 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
539 2008-04-10 Rafael Espindola <espindola@google.com>
541 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
542 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
543 (extract_range_from_expr): The same.
545 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
547 * config/mips/mips.md (GPR2): New mode iterator.
549 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
550 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
551 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
552 Rewrite these to take two modes, the mode of comparison and the
553 mode of the destination.
554 * config/mips/mips.c (mips_expand_scc): Instead of having
555 paradoxical subreg as destination, expand "narrowing" scc if mode
556 of comparison is SI and target is requested in DI mode.
557 (mips_emit_int_order_test): Update comment. Make mode of
558 comparison match CMP0 rather than TARGET. When creating inverse
559 target use mode of TARGET.
561 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
563 * gcov-dump.c (tag_summary): Only print summaries for the first
564 GCOV_COUNTERS_SUMMABLE counters.
566 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (absneg): New code iterator.
569 (absnegprefix): New code attribute.
570 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
571 patterns using absneg code iterator.
572 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
573 using absneg code iterator.
574 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
575 *neg<mode>2 patterns using absneg code iterator.
576 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
577 *negextendsfdf2 patterns using absneg code iterator.
578 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
579 *negextendsfxf2 patterns using absneg code iterator.
580 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
581 *negextendsfdf2 patterns using absneg code iterator.
582 * config/i386/sse.md (<code><mode>2): Macroize expander from
583 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
585 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
587 * config/s390/s390.h: Remove the remains of the recent search
588 & replace action of current_function_outgoing_args_size.
590 2008-04-10 Ira Rosen <irar@il.ibm.com>
592 PR tree-optimization/35821
593 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
594 NEW_STMT_LIST is not NULL.
596 2008-04-09 David Edelsohn <edelsohn@gnu.org>
599 * toplev.c (process_options): Remove -ffunction-sections debugging
602 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
604 PR middle-end/PR28690
605 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
606 than gen_rtx_fmt_ee to perform more canonicalizations.
608 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
611 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
613 2008-04-09 Richard Guenther <rguenther@suse.de>
615 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
616 (dump_function_to_file): Dump function arguments with types.
618 2008-04-08 Richard Guenther <rguenther@suse.de>
620 * fold-const.c (fold_widened_comparison): Do not allow
621 sign-changes that change the result.
623 2008-04-08 Janis Johnson <janis187@us.ibm.com>
626 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
627 kinds of indirect references.
629 2008-04-08 David Edelsohn <edelsohn@gnu.org>
631 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
632 GNU Fortran language string.
634 2008-04-08 Rafael Espindola <espindola@google.com>
636 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
637 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
638 * tree.h (tree_call_nonnegative_warnv_p): New.
640 2008-04-08 Jan Hubicka <jh@suse.cz>
642 * function.c (free_after_compilation): Clear out regno_reg_rtx
645 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
648 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
650 PR middle-end/PR28690
651 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
652 same precedence as REG_POINTER and MEM_POINTER operands.
654 2008-04-08 Richard Guenther <rguenther@suse.de>
657 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
658 for adding index to base.
660 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
662 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
663 (MINGW_ENABLE_EXECUTE_STACK): New.
664 (IN_LIBGCC2): For libgcc include windows.h file for
665 function declarations.
667 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
669 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
670 and tem2 if tem1 is not a REG or MULT.
672 2008-04-08 Jan Hubicka <jh@suse.cz>
674 * function.h (incomming_args): Break out of struct function.
675 (function_subsections): Break out of struct function.
676 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
677 return_rtx and hard_reg_initial_vals from struct function.
678 Kill inl_max_label_num.
679 (current_function_pops_args, current_function_args_info,
680 current_function_args_size, current_function_args_size,
681 current_function_pretend_args_size,
682 current_function_outgoing_args_size,
683 current_function_internal_arg_pointer, current_function_return_rtx):
684 Kill compatibility accestor macros.
685 * builtins.c (expand_builtin_apply_args_1): Update.
686 (expand_builtin_next_arg): Update.
687 * df-scan.c (df_get_call_refs): Update.
688 * dbxout.c (dbxout_function_end): Update.
689 * dwarf2out.c (dwarf2out_switch_text_section): Update.
690 (output_line_info): Update.
691 (secname_for_decl): Update.
692 (dwarf2out_var_location): Update.
693 * function.c (free_after_compilation): Update.
694 (assign_parm_find_stack_rtl): Update.
695 (assign_parms): Update.
696 (expand_dummy_function_end): Update.
697 (expand_function_end): Update.
698 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
699 (expand_call): Update.
700 (emit_library_call_value_1): Update.
701 (store_one_arg): Update.
702 * varasm.c (initialize_cold_section_name): Update.
703 (unlikely_text_section): Update.
704 (unlikely_text_section_p): Update.
705 (assemble_start_function): Update.
706 (assemble_end_function): Update.
707 (default_section_type_flags): Update.
708 (switch_to_section): Update.
709 * integrate.c (set_decl_abstract_flags): Update.
710 (get_hard_reg_initial_val): Update.
711 (has_hard_reg_initial_val): Update.
712 (allocate_initial_values): Update.
713 * resource.c (init_resource_info): Update.
714 * config/alpha/alpha.c (NUM_ARGS): Update.
715 (direct_return): Update.
716 (alpha_va_start): Update.
717 (alpha_sa_size): Update.
718 (alpha_initial_elimination_offset): Update.
719 (alpha_expand_prologue): Update.
720 (alpha_start_function): Update.
721 (alpha_expand_epilogue): Update.
722 (unicosmk_initial_elimination_offset):
723 * config/alpha/alpha.md (call expander): Update.
724 * config/s390/s390.c (s390_register_info): Update.
725 (s390_register_info): Update.
726 (s390_frame_info): Update.
727 (s390_initial_elimination_offset): Update.
728 (s390_build_builtin_va_list): Update.
729 (s390_va_start): Update.
730 * config/spu/spu.c (direct_return): Update.
731 (spu_expand_prologue): Update.
732 (spu_initial_elimination_offset): Update.
733 (spu_build_builtin_va_list): Update.
734 (spu_va_start): Update.
735 * config/sparc/sparc.c (sparc_init_modes): Update.
736 (sparc_compute_frame_size): Update.
737 (function_value): Update.
738 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
739 * config/i386/i386.md (return expander): Update.
740 * config/i386/i386.c (ix86_va_start): Update.
741 (ix86_can_use_return_insn_p): Update.
742 (ix86_compute_frame_layout): Update.
743 (ix86_expand_epilogue): Update.
744 * config/sh/sh.c (output_stack_adjust): Update.
745 (calc_live_regs): Update.
746 (sh_expand_prologue): Update.
747 (sh_builtin_saveregs): Update.
748 (sh_va_start): Update.
749 (initial_elimination_offset): Update.
750 (sh_allocate_initial_value): Update.
751 (sh_function_ok_for_sibcall): Update.
752 (sh_get_pr_initial_val): Update.
753 * config/sh/sh.md (return expander): Update.
754 * config/avr/avr.c (frame_pointer_required_p): UPdate.
755 * config/crx/crx.c (crx_compute_frame): UPdate.
756 (crx_initial_elimination_offset): UPdate.
757 * config/xtensa/xtensa.c (compute_frame_size): Update
758 (xtensa_builtin_saveregs): Update.
759 (xtensa_va_start): Update.
760 (order_regs_for_local_alloc): Update.
761 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
762 (xstormy16_expand_builtin_va_start): Update.
763 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
764 * config/m68hc11/m68hc11.md (return expanders): Update.
765 * config/m68hc11/m68hc11.c (expand_prologue): Update.
766 (expand_epilogue): Update.
767 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
768 (cris_simple_epilogue): Update.
769 (cris_expand_prologue): Update.
770 (cris_expand_epilogue): Update.
771 * config/iq2000/iq2000.c (iq2000_va_start): Update.
772 (compute_frame_size): Update.
773 * config/mt/mt.c (mt_compute_frame_size): Update.
774 * config/mn10300/mn10300.c (expand_prologue): Update.
775 (expand_epilogue): Update.
776 (initial_offset): Update.
777 (mn10300_builtin_saveregs):
778 * config/mn10300/mn10300.md (return expander): Update.
779 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
780 (ia64_initial_elimination_offset): Update.
781 (ia64_initial_elimination_offset): Update.
782 (ia64_expand_prologue): Update.
783 * config/m68k/m68k.md (return expander): Update.
784 * config/rs6000/rs6000.c (rs6000_va_start): Update.
785 (rs6000_stack_info): Update.
786 * config/mcore/mcore.c (layout_mcore_frame): Update.
787 (mcore_expand_prolog): Update.
788 * config/arc/arc.c (arc_compute_frame_size): Update.
789 * config/score/score3.c (score3_compute_frame_size): Update.
790 * config/score/score7.c (score7_compute_frame_size): Update.
791 * config/arm/arm.c (use_return_insn): Update.
792 (thumb_find_work_register): Update.
793 (arm_compute_save_reg_mask): Update.
794 (arm_output_function_prologue): Update.
795 (arm_output_epilogue): Update.
796 (arm_size_return_regs): Update.
797 (arm_get_frame_offsets): Update.
798 (arm_expand_prologue): Update.
799 (thumb_exit): Update.
800 (thumb_unexpanded_epilogue): Update.
801 (thumb1_output_function_prologue): Update.
802 * config/pa/pa.md (return expander): Update.
803 * config/pa/pa.c (compute_frame_size): Update.
804 (hppa_builtin_saveregs): Update.
805 * config/mips/mips.c (mips_va_start): Update.
806 (mips16_build_function_stub): Update.
807 (mips_compute_frame_info): Update.
808 (mips_restore_gp): Update.
809 (mips_output_function_prologue): Update.
810 (mips_expand_prologue): Update.
811 * config/v850/v850.c (compute_frame_size): Update.
812 (expand_prologue): * config/mmix/mmix.c (along): update.
813 (mmix_initial_elimination_offset): update.
814 (mmix_reorg): update.
815 (mmix_use_simple_return): update.
816 (mmix_expand_prologue): update.
817 (mmix_expand_epilogue): Update.
818 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
819 (emit_link_insn): Update.
821 2008-04-08 Anatoly Sokolov <aesok@post.ru>
823 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
824 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
826 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
829 2008-04-07 Jan Hubicka <jh@suse.cz>
831 * function.h (rtl): Rename to x_rtl.
833 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
834 frame_offset, stack_check_probe_note, arg_pointer_save_area,
835 used_temp_slots avail_temp_slots, temp_slot_level,
836 nonlocal_goto_handler_labels): Update accesstors.
837 (rtl): New global variable.
838 (struct function): Move some fileds to rtl_data.
839 (get_arg_pointer_save_area): Update prototype.
840 * builtins.c (expand_builtin_setjmp_receiver): Update call of
841 get_arg_pointer_save_area.
842 * expr.c (init_expr): Update
843 * function.c (get_frame_size): Update
844 (assign_stack_local): Update
845 (expand_function_end): Update.
846 (get_art_pointer_save_area): Update
848 * emit-rtl.c (rtl): Declare.
849 (regno_reg_rtx): Declare.
850 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
852 (gen_reg_rtx): Update.
853 * varasm.c (n_deferred_constatns): Update accestor.
854 (init_varasm_status): Do not allocate varasm_status.
855 (force_const_mem, get_pool_size, output_constant_pool): Update.
856 * stmt.c (force_label_rtx): Do not use x_ prefixes.
857 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
858 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
859 * sparc/sparc.h (INIT_EXPANDERS): Update.
860 * ia64/ia64.h (INIT_EXPANDERS): Update.
862 2008-04-07 James E. Wilson <wilson@tuliptree.org>
864 * reload.c (push_secondary_reload): Add missing break to for loop.
866 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
868 PR middle-end/PR28690
869 * rtlanal.c: Update copyright years.
870 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
871 as REG_POINTER and MEM_POINTER operands.
872 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
873 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
874 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
875 * gcse.c: Update copyright years.
876 (pre_delete): Call gen_reg_rtx_and_attrs.
877 (hoist_code): Likewise.
878 (build_store_vectors): Likewise.
879 (delete_store): Likewise.
880 * loop-invariant.c (move_invariant_reg): Likewise.
881 Update copyright years.
883 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
886 control string instead of quoted.
888 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
890 * doc/rtl.texi: Rewrite of subreg section.
892 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
895 * config/i386/i386.c (legitimize_pic_address): Add treating
896 of dllimport SYM_REF's.
897 (legitimize_dllimport_symbol): Add prototype.
899 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
901 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
902 reference in constructor with non self-referential type.
904 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
906 Removal of Return with Depressed Stack Pointer support
907 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
908 (ECF_SP_DEPRESSED): Likewise.
909 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
910 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
911 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
912 (expand_call): Do not test ECF_SP_DEPRESSED.
913 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
914 * function.c (keep_stack_depressed): Delete.
915 (handle_epilogue_set): Likewise.
916 (update_epilogue_consts): Likewise.
917 (emit_equiv_load): Likewise.
918 (thread_prologue_and_epilogue_insns): Remove support for Return with
919 Depressed Stack Pointer.
920 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
922 2008-04-06 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/35400
925 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
926 information from SSA_NAMEs.
928 2008-04-06 Anatoly Sokolov <aesok@post.ru>
930 * config/avr/avr.h (avr_mega_p): Remove declaration.
931 (AVR_MEGA): Remove macro.
932 * config/avr/avr.c (avr_mega_p): Remove variable.
933 (avr_override_options): Remove inicializion of avr_mega_p.
934 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
935 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
936 (avr_jump_mode): (Ditto.).
937 (avr_output_progmem_section_asm_op): (Ditto.).
938 (avr_asm_init_sections): (Ditto.).
939 (avr_asm_init_sections): (Ditto.).
940 (avr_rtx_costs): (Ditto.).
941 * config/avr/avr.md: (Ditto.).
942 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
945 2008-04-06 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/35842
948 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
949 is_gimple_invariant_address.
951 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
953 * gcc.c (default_compilers): Sync Fortran extensions list with
954 that in fortran/lang-specs.h.
955 * doc/invoke.texi: Likewise.
956 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
957 * dwarf2out.c (gen_compile_unit_die): Likewise.
959 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
961 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
963 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
967 attribute is used for nested functions.
969 2008-04-05 Jan Hubicka <jh@suse.cz>
971 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
973 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
975 (dump_files): Update.
976 (enable_rtl_dump_file): Do not accept letter argument.
977 * tree-pass.h (dump_file_info): Remove letter argument.
978 * toplev.c (decode_d_option): Update -da handling.
979 * toplev.h (enable_rtl_dump_file): Update prototype.
980 * passes.c (register_one_dump_file): Do not accept IPA argument; work
981 it out based on pass type.
982 (register_dump_files_1): Likewise.
983 (init_optimization_passes): Update register_one_dump_file calls.
984 (execute_one_pass): Sanity check that IPA passes are called at IPA
985 level and RTL passes at RTL level.
986 (execute_pass_list): IPA pass can not be after or subpass of
988 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
989 disallov RTL subpasses of IPA subpasses.
991 2008-04-05 Ben Elliston <bje@au.ibm.com>
993 * tree-cfg.c (need_fake_edge_p): Return false for calls to
994 builtins that return exactly once and do not throw. Cache call to
997 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
999 PR rtl-optimization/34916
1001 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1002 between instruction pairs.
1004 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1006 * doc/invoke.texi: Document -mbitops for SH.
1007 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1008 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1009 * config/sh/sh.c (print_operand): Add %t operand code.
1010 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1011 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1012 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1013 (extendqihi2): Likewise.
1014 (movqi_i): Likewise.
1015 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1016 (extv): Use bld instruction for SH2A if possible.
1018 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1019 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1020 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1021 (bset.b, bclr.b): Define peepholes.
1022 * config/sh/sh.opt (mbitops): New option.
1024 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1027 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1028 and view convert expression.
1030 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1033 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1035 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1037 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1039 * config/i386/cpuid.h (bit_AES): New.
1040 (bit_PCLMUL): Likewise.
1042 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1043 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1044 SSE2 if AES or PCLMUL is enabled.
1045 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1046 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1047 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1048 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1049 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1050 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1051 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1052 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1053 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1054 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1055 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1056 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1057 __builtin_ia32_aeskeygenassist128 and
1058 __builtin_ia32_pclmulqdq128.
1059 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1060 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1061 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1063 * config/i386/i386.h (TARGET_AES): New.
1064 (TARGET_PCLMUL): Likewise.
1065 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1067 * config/i386/i386.md (UNSPEC_AESENC): New.
1068 (UNSPEC_AESENCLAST): Likewise.
1069 (UNSPEC_AESDEC): Likewise.
1070 (UNSPEC_AESDECLAST): Likewise.
1071 (UNSPEC_AESIMC): Likewise.
1072 (UNSPEC_AESKEYGENASSIST): Likewise.
1073 (UNSPEC_PCLMUL): Likewise.
1075 * config/i386/i386.opt (maes): New.
1076 (mpclmul): Likewise.
1078 * config/i386/sse.md (aesenc): New pattern.
1079 (aesenclast): Likewise.
1081 (aesdeclast): Likewise.
1083 (aeskeygenassist): Likewise.
1084 (pclmulqdq): Likewise.
1086 * config/i386/wmmintrin.h: New.
1088 * doc/extend.texi: Document AES and PCLMUL built-in function.
1090 * doc/invoke.texi: Document -maes and -mpclmul.
1092 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1094 * function.c (free_after_parsing): Replace with
1095 cxx_push_function_context from C++ front-end.
1096 (allocate_struct_function): Don't call langhook.
1097 * langhooks.h (struct lang_hooks_for_functions): Delete.
1098 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1100 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1101 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1102 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1103 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1104 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1105 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1106 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1108 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1109 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1111 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1114 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1117 2008-04-04 Richard Guenther <rguenther@suse.de>
1120 * fold-const.c (optimize_minmax_comparison): Use the correct
1121 type for the constant in the simplified comparison.
1123 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1125 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1126 Pass L2 size as "--param l2-cache-size" to the compiler.
1127 (decode_l2_cache): New function to decode L2 cache parameters using
1128 0x8000006 extended cpuid function.
1129 (detect_caches_amd): Determine parameters of L2 cache using
1130 decode_l2_caches function.
1131 (decode_caches_intel): Decode L2 cache parameters.
1132 (detect_caches_intel): Determine L2 cache parameters using
1133 decode_caches_intel and decode_l2_caches functions.
1135 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1137 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1138 secondary input reload for subword loads from the constant pool.
1140 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1143 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1144 constants of the appropriate size for runtime calculations.
1147 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1148 decimal-float literal constant zero.
1150 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1153 * c-parser.c (c_parser_omp_atomic): Call
1154 default_function_array_conversion on the RHS.
1157 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1158 call is_variable_sized if decl has incomplete type.
1160 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1162 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1164 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1166 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1168 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1169 (sgt<u>): Merge sgt and sgtu into new expander.
1170 (sgt, sgtu): Remove expanders.
1171 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1172 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1173 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1174 *sgtu_<mode>_mips16 into new pattern.
1175 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1176 (sge<u>): Merge sge and sgeu into new expander.
1177 (sge, sgeu): Remove expanders.
1178 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1180 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1181 (slt<u>): Merge slt and sltu into new expander.
1182 (slt, sltu): Remove expanders.
1183 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1184 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1185 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1186 *sltu_<mode>_mips16 into new pattern.
1187 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1188 (sle<u>): Merge sle and sleu into new expander.
1189 (sle, sleu): Remove expanders.
1190 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1191 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1192 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1193 *sleu_<mode>_mips16 into new pattern.
1194 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1196 2008-04-03 Jan Hubicka <jh@suse.cz>
1198 PR tree-optimization/35795
1199 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1200 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1201 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1202 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1203 * score/score3.c (score3_output_mi_thunk): Likewise.
1204 * score/score7.c (score7_output_mi_thunk): Likewise.
1205 * mips/mips.c (mips_output_mi_thunk): Likewise.
1207 2008-04-03 Richard Guenther <rguenther@suse.de>
1209 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1210 conversions. Simplify code.
1212 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1214 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1216 2008-04-03 Tom Tromey <tromey@redhat.com>
1217 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1219 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1220 * config/bfin/t-bfin-linux (generated_files): Add
1221 linux-sysroot-suffix.h.
1222 * doc/install.texi (Prerequisites): Require make 3.80.
1223 * doc/sourcebuild.texi (Front End Directory): Document new
1225 * Makefile.in (generated_files): New variable.
1226 (ALL_HOST_OBJS): New variable.
1227 ($(ALL_HOST_OBJS)): New target.
1229 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1231 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1232 (remap_block): Call id->transform_lang_insert_block instead
1234 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1235 Set id.transform_lang_insert_block to NULL.
1236 (clone_body): Move to cp/optimize.c
1237 * tree-inline.h (struct copy_body_data): Change
1238 transform_lang_insert_block to function pointer.
1239 (copy_generic_body, copy_decl_no_change): Export.
1240 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1241 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1242 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1244 * c-tree.h (insert_block): Kill.
1245 * c-decl.c (insert_block): Kill.
1247 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1249 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1250 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1251 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1253 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1254 argument, call {push,pop}_function_context from here.
1255 * c-parser.c: Use c_{push,pop}_function_context.
1257 * function.c (push_function_context_to): Move meat ...
1258 (push_function_context): ... here. Simplify.
1259 * function.c (pop_function_context_from): Move meat ...
1260 (pop_function_context): ... here. Simplify.
1261 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1263 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1264 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1265 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1266 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1268 2008-04-03 Ben Elliston <bje@au.ibm.com>
1270 * expmed.c (extract_force_align_mem_bit_field): Remove.
1272 2008-04-03 Richard Guenther <rguenther@suse.de>
1275 * expr.h (try_casesi): Adjust prototype.
1276 * expr.c (try_casesi): Take fallback label as extra parameter.
1277 Use that for gen_casesi if default_label is NULL.
1278 * stmt.c (expand_case): Pass fallback label to try_casesi,
1279 make sure to fill gaps with a fallback label if default_label
1282 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1285 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1287 2008-04-03 Ben Elliston <bje@au.ibm.com>
1289 * expmed.c (extract_split_bit_field): Remove if (0) code.
1290 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1291 (do_ds_constraint): Likewise.
1293 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1295 * doc/cppopts.texi (-dU): Document.
1296 * c-common.h (flag_dump_macros): Update comment.
1297 * c-opts.c (handle_OPT_d): Handle -dU.
1298 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1299 dump_queued_macros, cb_used_define, cb_used_undef): New.
1300 (init_pp_output): Handle -dU.
1301 (cb_line_change): Call dump_queued_macros.
1302 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1304 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1306 * config/avr/predicates.md (io_address_operand): New predicate.
1307 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1308 * config/avr/avr.c (avr_io_address_p): Remove function.
1309 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1310 'avr_io_address_p' function.
1311 (out_movhi_r_mr): (Ditto.).
1312 (out_movqi_mr_r): (Ditto.).
1313 (out_movhi_mr_r): (Ditto.).
1314 (avr_address_cost): (Ditto.).
1316 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1319 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1320 in 32bit mode when XMM registers are available to avoid store
1322 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1323 corresponding post-reload splitters.
1325 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1327 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1328 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1329 __builtin_ia32_roundss.
1330 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1331 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1332 __builtin_ia32_roundss.
1333 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1334 IX86_BUILTIN_SHUFPD here.
1336 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/i386.md (plogic): New.
1339 (plogicprefix): Likewise.
1341 * config/i386/mmx.md (mmx_<code><mode>3): New.
1342 (mmx_and<mode>3): Removed.
1343 (mmx_ior<mode>3): Likewise.
1344 (mmx_xor<mode>3): Likewise.
1346 * config/i386/sse.md (<code><mode>3): New.
1347 (*<code><mode>3): Likewise.
1348 (*<code><mode>3): Likewise.
1349 (<code><mode>3): Likewise.
1350 (*sse_<code><mode>3): Likewise.
1351 (*sse2_<code><mode>3): Likewise.
1352 (<code>tf3): Likewise.
1353 (*<code>tf3): Likewise.
1354 (and<mode>3): Likewise.
1355 (*and<mode>3): Likewise.
1356 (ior<mode>3): Removed.
1357 (*ior<mode>3): Likewise.
1358 (xor<mode>3): Likewise.
1359 (*xor<mode>3): Likewise.
1360 (*and<mode>3): Likewise.
1361 (*ior<mode>3): Likewise.
1362 (*xor<mode>3): Likewise.
1363 (and<mode>3): Likewise.
1364 (*sse_and<mode>3): Likewise.
1365 (*sse2_and<mode>3): Likewise.
1367 (*andtf3): Likewise.
1368 (ior<mode>3): Likewise.
1369 (*sse_ior<mode>3): Likewise.
1370 (*sse2_ior<mode>3): Likewise.
1372 (*iortf3): Likewise.
1373 (xor<mode>3): Likewise.
1374 (*sse_xor<mode>3): Likewise.
1375 (*sse2_xor<mode>3): Likewise.
1377 (*xortf3): Likewise.
1379 2008-04-02 Richard Guenther <rguenther@suse.de>
1381 PR tree-optimization/14495
1382 PR tree-optimization/34793
1383 * tree-vrp.c (struct switch_update): New structure.
1384 (to_remove_edges, to_update_switch_stmts): New VECs.
1385 (simplify_switch_using_ranges): New function. Remove not taken
1386 case labels and edges.
1387 (simplify_stmt_using_ranges): Call it.
1388 (identify_jump_threads): Mark edges we have queued for removal
1389 so we don't thread them.
1390 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1392 * tree-cfg.c (group_case_labels): Deal with missing default label.
1393 (tree_verify_flow_info): Allow missing default label.
1394 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1395 (emit_case_nodes): Likewise.
1396 (expand_case): Do not rely on the default label to be present.
1397 * expr.c (try_casesi): Deal with NULL default_label.
1398 (do_tablejump): Likewise.
1400 2008-04-02 Richard Guenther <rguenther@suse.de>
1402 PR tree-optimization/14495
1403 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1404 SWITCH_EXPR here ...
1405 (vrp_visit_switch_stmt): ... but here (new function).
1406 (find_case_label_index): New helper function.
1407 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1409 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1411 * fwprop.c: Fix ISO-C99ism.
1413 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1416 * Makefile.in (objdir): Set it here.
1417 * configure.ac: Not here. Find dynamic linker characteristics.
1418 * exec-tool.in: Use them.
1419 * aclocal.m4: Regenerate.
1420 * configure: Regenerate.
1422 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1424 * expr.c (expand_var): Delete it.
1425 * expr.h (expand_var): Delete prototype.
1426 * function.c (expand_function_start): Use expand_decl instead.
1427 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1430 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1432 PR rtl-optimization/35542
1433 * fwprop.c (forward_propagate_and_simplify): Replace
1434 loc_reg_mentioned_in_p with reg_mentioned_p.
1436 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1438 PR rtl-optimization/35281
1439 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1440 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1441 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1442 (varying_mem_p): Move above propagate_rtx.
1443 (all_uses_available_at): Do not check MEMs.
1445 2008-04-02 Rafael Espindola <espindola@google.com>
1447 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1448 (register_edge_assert_for_2): Split the cond argument.
1449 (register_edge_assert_for_1): Adjust for the change in
1450 register_edge_assert_for_2.
1451 (register_edge_assert_for): Split the cond argument.
1452 (find_switch_asserts): Adjust for the change in
1453 register_edge_assert_for.
1455 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1457 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1458 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1459 offsets for 64-bit mingw.
1460 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1461 abi for x86_64-pc-mingw.
1463 2008-04-02 Richard Guenther <rguenther@suse.de>
1465 * tree-vrp.c (extract_range_from_assert): Make sure to not
1466 produce range min/max with TREE_OVERFOW set.
1467 If merging a anti-range and a range keep the anti-range if
1468 the range covers all values of the type.
1469 (register_edge_assert_for_2): Only allow sign-changing
1470 conversions in detecting canonical range checks. Also
1471 register an assert for the unsigned name if useful.
1473 PR tree-optimization/35787
1474 * tree-vrp.c (vrp_val_max): New function.
1475 (vrp_val_min): Likewise.
1476 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1477 (vrp_val_is_min): Likewise.
1478 (supports_overflow_infinity): Use vrp_val_{min,max}.
1479 (negative_overflow_infinity): Likewise.
1480 (positive_overflow_infinity): Likewise.
1481 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1482 (is_positive_overflow_infinity): Likewise.
1483 (is_overflow_infinity): Likewise.
1484 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1485 vrp_val_is_{min,max}.
1486 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1487 to ranges if possible. Avoid empty ranges.
1489 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1492 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1493 the expression is a function address.
1495 2008-04-01 George Helffrich <george@gcc.gnu.org>
1497 PR fortran/PR35154, fortran/PR23057
1498 * fortran/trans-common.c (create_common): Add decl to function
1499 chain to preserve identifier scope in debug output.
1501 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1502 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1503 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1504 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1506 (dbxout_syms): Check for COMMON-based symbol and wrap in
1507 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1508 in bracket for efficiency.
1510 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1511 using DW_TAG_common_block + member offset.
1512 (add_pubname_string): New function.
1513 (dw_expand_expr): New function to find block name and offset for
1515 (common_check): New function to check whether symbol in Fortran COMMON.
1516 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1518 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1519 use of common is unchanged.
1521 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1522 with all combinations of debug options available on target.
1523 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1524 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1525 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1526 .stabs functionality.
1527 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1528 DWARF functionality.
1530 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1533 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1535 2008-04-02 Ben Elliston <bje@au.ibm.com>
1537 * config/v850/v850.md (casesi): Remove if (0) code.
1538 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1539 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1541 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.md (rex64suffix): New mode attribute.
1544 (floathi<mode>2): Disable expander for SSE math.
1545 (*floathi<mode>2_1): New insn insn_and_split pattern.
1546 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1547 corresponding post-reload splitters.
1548 (*floathi<mode>2_i387): New macroized insn pattern.
1549 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1550 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1551 insn_and_split pattern.
1552 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1553 New macroized instruction patterns and corresponding post-reload
1555 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1556 and corresponding post-reload splitters.
1557 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1558 New macroized instruction patterns.
1559 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1560 macroized instruction patterns and corresponding post-reload splitters.
1561 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1562 corresponding post-reload splitters.
1563 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1564 New macroized instruction patterns.
1565 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1566 corresponding post-reload splitters.
1567 (*floatsi<mode>2_i387): New macroized instruction patterns.
1569 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386.md (smaxmin): New.
1572 (umaxmin): Likewise.
1573 (maxminiprefix): Likewise.
1574 (maxminfprefix): Likewise.
1575 (<code><mode>3): Likewise.
1576 (smin<mode>3): Removed.
1577 (smax<mode>3): Likewise.
1579 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1580 (mmx_<code>v4hi3): Likewise.
1581 (mmx_<code>v8qi3): Likewise.
1582 (mmx_smaxv2sf3): Removed.
1583 (mmx_sminv2sf3): Likewise.
1584 (mmx_umaxv8qi3): Likewise.
1585 (mmx_smaxv4hi3): Likewise.
1586 (mmx_uminv8qi3): Likewise.
1587 (mmx_sminv4hi3): Likewise.
1589 * config/i386/sse.md (<addsub><mode>3): New.
1590 (*<addsub><mode>3): Likewise.
1591 (<sse>_vm<addsub><mode>3): Likewise.
1592 (<maxmin><mode>3): Likewise.
1593 (*<maxmin><mode>3_finite): Likewise.
1594 (*<maxmin><mode>3): Likewise.
1595 (<sse>_vm<maxmin><mode>3): Likewise.
1596 (sse3_h<addsub>v4sf3): Likewise.
1597 (sse3_h<addsub>v2df3): Likewise.
1598 (<maxmin>v16qi3): Likewise.
1599 (*<maxmin>v16qi3): Likewise.
1600 (<maxmin>v8hi3): Likewise.
1601 (*<maxmin>v8hi3): Likewise.
1602 (*sse4_1_<maxmin><mode>3): Likewise.
1603 (*sse4_1_<maxmin><mode>3): Likewise.
1604 (add<mode>3): Removed.
1605 (*add<mode>3): Likewise.
1606 (<sse>_vmadd<mode>3): Likewise.
1607 (sub<mode>3): Likewise.
1608 (*sub<mode>3): Likewise.
1609 (<sse>_vmsub<mode>3): Likewise.
1610 (smin<mode>3): Likewise.
1611 (*smin<mode>3_finite): Likewise.
1612 (*smin<mode>3): Likewise.
1613 (<sse>_vmsmin<mode>3): Likewise.
1614 (smax<mode>3): Likewise.
1615 (*smax<mode>3_finite): Likewise.
1616 (*smax<mode>3): Likewise.
1617 (<sse>_vmsmax<mode>3): Likewise.
1618 (sse3_haddv4sf3): Likewise.
1619 (sse3_haddv2df3): Likewise.
1620 (sse3_hsubv4sf3): Likewise.
1621 (sse3_hsubv2df3): Likewise.
1622 (umaxv16qi3): Likewise.
1623 (*umaxv16qi3): Likewise.
1624 (smaxv8hi3): Likewise.
1625 (*smaxv8hi3): Likewise.
1626 (*sse4_1_smax<mode>3): Likewise.
1627 (*sse4_1_umax<mode>3): Likewise.
1628 (uminv16qi3): Likewise.
1629 (*uminv16qi3): Likewise.
1630 (sminv8hi3): Likewise.
1631 (*sminv8hi3): Likewise.
1632 (*sse4_1_smin<mode>3): Likewise.
1633 (*sse4_1_umin<mode>3): Likewise.
1635 2008-04-01 Rafael Espindola <espindola@google.com>
1637 * tree-cfg.c (verify_expr): remove in_phi.
1638 (verify_stmt): Don't call walk_tree with verify_expr. Use
1639 is_gimple_min_invariant instead of is_gimple_val.
1641 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1643 * doc/include/gpl_v3.texi: Update for manpage generation.
1644 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1646 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1647 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1648 gpl_v3.texi instead of gpl.texi.
1651 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1654 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1656 2008-04-01 Rafael Espindola <espindola@google.com>
1658 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1659 (extract_code_and_val_from_cond): Use
1660 extract_code_and_val_from_cond_with_ops.
1662 2008-04-01 Jan Hubicka <jh@suse.cz>
1664 * function.c (free_after_compilation): Free epilogue_delay_list.
1665 (prepare_function_start): Assert that previous compilation was freed.
1667 2008-04-01 Jan Hubicka <jh@suse.cz>
1668 Jim Wilson <wilson@tuliptree.org>
1669 Andreas Tobler <andreast@gcc.gnu.org>
1672 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1673 rtl.emit instead cfun->emit.
1674 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1675 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1677 2008-04-01 Ben Elliston <bje@au.ibm.com>
1679 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1681 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1683 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1685 (fprofile-use): Add var flag_profile_use
1686 * coverage.c (coverage_begin_output): Do not open a gcno file for
1687 output only if -ftest-coverage is set.
1688 Do not add getpwd() to gcda file path.
1689 (build_gcov_info): Check the new flag
1690 flag_profile_datafile_relative_path.
1691 (coverage_init): Use profile_data_prefix.
1692 Read profile counter only if flag_profile_use is set.
1693 * opts.c (common_handle_option): New option fprofile-use=,
1694 fprofile-dir=, fprofile-generate=.
1695 * toplev.c (profile_data_prefix): New variable definition.
1696 * toplev.h (profile_data_prefix): New declaration.
1697 * doc/invoke.tex (Option Summary, Optimization Options):
1700 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1702 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1703 use tmp consistently.
1706 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1707 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1708 UNSPEC_FR_RECIP_APPROX_RES.
1709 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1711 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1714 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1716 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1719 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1720 element of the vector via a pointer.
1722 2008-03-31 Ian Lance Taylor <iant@google.com>
1724 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1726 2008-03-31 Jan Hubicka <jh@suse.cz>
1728 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1729 get_arg_pointer_save_area.
1730 * expr.c (init_expr): Just clear out rtl.expr.
1731 * function.c (free_after_compilation): Clear out whole RTL structure.
1732 (get_func_frame_size): Merge into ...
1733 (get_frame_size): ... this one.
1734 (assign_stack_local_1): Merge into ...
1735 (assign_stack_local): ... this one.
1736 (expand_function_end): Update call of get_arg_pointer_save_area.
1737 (get_art_pointer_save_area): Remove cfun argument.
1738 * function.h (emit_status): regno_pointer_align does not need length
1739 attribute. Move x_regno_reg_rtx to ...
1740 (regno_reg_rtx): ... new global array.
1741 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1742 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1743 apply_args_value, forced_labels, stack_pointer_delta):
1745 (struct varasm_status): Move here from varasm.c
1746 (struct rtl_data): New. Move here some fields from struct function.
1747 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1748 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1749 used_temp_slots avail_temp_slots, temp_slot_level,
1750 nonlocal_goto_handler_labels): Update accesstors.
1751 (rtl): New global variable.
1752 (struct function): Move some fileds to rtl_data.
1753 (get_arg_pointer_save_area): Update prototype.
1754 * emit-rtl.c (rtl): Declare.
1755 (regno_reg_rtx): Declare.
1756 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1758 (gen_reg_rtx): Update.
1759 (init_virtual_regs): Do not tate emit_status argument.
1760 (init_emit): Do not allocate emit.
1761 * varasm.c (varasm_statuc): Move to function.h.
1762 (n_deferred_constatns): Update accestor.
1763 (init_varasm_status): Do not allocate varasm_status.
1764 (force_const_mem, get_pool_size, output_constant_pool): Update.
1765 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1766 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1768 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1770 PR rtl-optimization/35729
1771 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1774 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1777 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1778 load/store if memory is unaligned.
1779 (*movti_rex64): Likewise.
1781 * config/i386/predicates.md (misaligned_operand): New.
1783 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1786 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1789 2008-03-31 Jan Beulich <jbeulich@novell.com>
1791 * config/ia64/constraints.md: Add 'j' constraint.
1792 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1793 (movdi_internal): Likewise.
1795 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1798 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1800 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1803 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1804 proper error message for the third argument on blendpd and
1807 * config/i386/sse.md (blendbits): New.
1808 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1810 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1812 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1814 2008-03-30 Richard Guenther <rguenther@suse.de>
1817 * fold-const.c (fold_sign_changed_comparison): Do leave
1818 conversions to base-types alone.
1820 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1822 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1823 the link register if one altivec register is be saved.
1825 2008-03-30 Ben Elliston <bje@au.ibm.com>
1827 * final.c (final_scan_insn): Remove if (0) code.
1829 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1831 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1833 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1835 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1836 of V4SFmode to ix86_binary_operator_ok.
1838 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.c (override_options): Initialize
1841 ix86_veclib_handler to ix86_veclibabi_svml when
1842 -mveclibabi=svml is used.
1843 (ix86_veclibabi_svml): New function for SVML ABI style
1844 vectorization support.
1845 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1847 2008-03-28 Rafael Espindola <espindola@google.com>
1849 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1850 (tree_binary_nonnegative_warnv_p): Make it public.
1851 (tree_single_nonnegative_warnv_p): Make it public.
1852 (tree_invalid_nonnegative_warnv_p): Make it public.
1853 (tree_unary_nonzero_warnv_p): Make it public.
1854 (tree_binary_nonzero_warnv_p): Make it public
1855 (tree_single_nonzero_warnv_p): Make it public.
1856 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1857 (extract_range_from_binary_expr): Split the expr argument.
1858 (extract_range_from_unary_expr): Split the expr argument.
1859 (extract_range_from_comparison): Split the expr argument.
1860 (extract_range_from_expr): Use the new aux functions.
1861 (vrp_evaluate_conditional_warnv): Use
1862 vrp_evaluate_conditional_warnv_with_ops.
1863 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1864 (tree_binary_nonzero_warnv_p): Declare.
1865 (tree_single_nonzero_warnv_p): Declare.
1866 (tree_expr_nonzero_warnv_p): Declare.
1867 (tree_unary_nonnegative_warnv_p): Declare.
1868 (tree_binary_nonnegative_warnv_p): Declare.
1869 (tree_single_nonnegative_warnv_p): Declare.
1870 (tree_invalid_nonnegative_warnv_p): Declare.
1872 2008-03-28 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/30317
1875 PR tree-optimization/30911
1876 PR tree-optimization/34793
1877 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1878 (struct assert_locus_d): New member EXPR.
1879 (register_new_assert_for): Add EXPR parameter to support
1880 ASSERT_EXPR <name, expr OP limit>.
1881 (register_edge_assert_for_1): Adjust callers.
1882 (find_assert_locations): Likewise.
1883 (process_assert_insertions_for): Build condition from expression.
1884 (extract_range_from_assert): Handle ASSERT_EXPRs
1885 of the form ASSERT_EXPR <name, expr OP limit>.
1886 (register_edge_assert_for_2): New helper registering
1887 asserts for comparisons. Recognize range tests of the form
1888 (unsigned)i - CST1 OP CST2.
1889 (register_edge_assert_for_1): Use it.
1890 (register_edge_assert_for): Likewise.
1891 (needs_overflow_infinity): Integer sub-types
1892 do not need overflow infinities.
1893 (vrp_val_is_max): The extreme values of integer sub-types
1894 are those of the base type.
1895 (vrp_val_is_min): Likewise.
1896 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1899 2008-03-28 Nick Clifton <nickc@redhat.com>
1901 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1902 Return GENERAL_REGS for stack adjustment reloads.
1904 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1907 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1908 const_vector when all the vectors are constant.
1910 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1912 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1914 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1915 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1917 (s<code>_sf): Use new scc_sf attribute for opcode names.
1919 2008-03-27 Tom Tromey <tromey@redhat.com>
1921 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1922 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1923 config/spu/t-spu-elf, config/i386/t-interix,
1924 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1925 config/i386/x-darwin, config/i386/x-mingw32,
1926 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1927 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1928 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1929 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1930 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1931 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1932 config/score/t-score-elf, config/arm/t-strongarm-pe,
1933 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1934 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1935 Revert automatic dependency patch.
1937 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1940 * config/i386/i386.c (ix86_function_arg_boundary): Align
1941 decimal floating point to its natural boundary.
1943 2008-03-27 Richard Guenther <rguenther@suse.de>
1946 * fold-const.c (fold_comparison): Restrict distinct decl
1947 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1948 solely rely on operand_equal_p.
1950 2008-03-27 Richard Guenther <rguenther@suse.de>
1953 * c-common.c (handle_weak_attribute): Reject combination of
1956 2008-03-27 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/32810
1959 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1960 conversions from DECL_INITIAL.
1961 (fold_const_aggregate_ref): Likewise from constructor elements.
1963 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1965 * tree-affine.h (aff_combination_expand): Declare.
1966 (get_inner_reference_aff): Likewise.
1967 * tree-affine.c (aff_combination_expand): Split out from
1968 tree_to_aff_combination_expand.
1969 (get_inner_reference_aff): New function.
1970 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1971 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1972 (struct lim_aux_data): sm_done field removed.
1973 (mem_ref_loc_p, mem_ref_locs_p): New types.
1974 (struct mem_ref): Added id, stored, accesses_in_loop,
1975 indep_loop, dep_loop, indep_ref, dep_ref fields.
1976 Removed is_stored, locs and next fields.
1977 (memory_accesses): New variable.
1978 (movement_possibility): Do not allow moving statements
1979 that store to memory.
1980 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1982 (determine_max_movement): For statements with memory references,
1983 find the outermost loop in that the reference is independent.
1984 (move_computations_stmt): Mark the virtual operands for renaming.
1985 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1986 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1987 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1988 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1989 create_vop_ref_mapping, analyze_memory_references,
1990 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1991 get_all_locs_in_loop, ref_always_accessed_p,
1992 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1993 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1994 store_motion_loop, store_motion): New functions.
1995 (struct vop_to_refs_elt): New type.
1996 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1997 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1998 (schedule_sm): Replaced by...
1999 (execute_sm): ... this.
2000 (determine_lsm_ref, hoist_memory_references,
2001 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2002 find_more_ref_vops, free_mem_ref, free_mem_refs,
2003 determine_lsm_loop, determine_lsm): Removed.
2004 (tree_ssa_lim_finalize): Free data structures used by store motion.
2005 (tree_ssa_lim): Call analyze_memory_references. Use
2006 store_motion instead of determine_lsm.
2008 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2010 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2011 rename tmake_file to m68hc11/t-m68hc11.
2012 (mcore): Set inhibit_libc to true.
2013 * config.host (alpha*-dec-*vms*): Set extra_programs.
2014 (interix3*): Don't use host_xmake_file.
2015 * configure.ac: Let config.gcc override inhibit_libc.
2016 * configure: Regenerate.
2018 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2019 * config/t-openbsd-thread: Remove commented out lines.
2021 * config/x-interix: Remove.
2023 * config/m68hc11/t-m68hc11-gas: Rename to...
2024 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2026 * config/mcore/t-mcore: Remove T_CFLAGS.
2027 * config/mcore/t-mcore-pe: Likewise.
2029 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2031 * configure.ac: Replace custom __GNU_SOURCE test with
2032 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2033 * aclocal.m4: Regenerate.
2034 * configure: Regenerate.
2035 * config.in: Regenerate.
2037 2008-03-27 Richard Guenther <rguenther@suse.de>
2039 * fold-const.c (target.h): Include.
2040 (fold_comparison): Fold comparison of addresses of decls
2041 that bind locally or of constants. Consolidate address folding code.
2042 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2043 results from fold_binary_to_constant.
2044 (compare_values_warnv): Likewise.
2046 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2049 * fold-const.c (fold_truthop): Check for integeral types when folding
2050 a == 0 && b == 0 and a != 0 || b != 0 .
2052 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2054 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2056 2008-03-26 Andreas Schwab <schwab@suse.de>
2058 * doc/invoke.texi: Fix use of @item vs. @itemx.
2060 2008-03-26 Tom Tromey <tromey@redhat.com>
2062 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2063 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2064 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2065 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2066 build/genconstants.o, build/genemit.o, build/genextract.o,
2067 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2068 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2071 2008-03-26 Richard Guenther <rguenther@suse.de>
2074 2008-03-26 Richard Guenther <rguenther@suse.de>
2076 * fold-const.c (target.h): Include.
2077 (fold_comparison): Fold comparison of addresses of two decls
2078 that bind locally. Consolidate address folding code.
2080 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2082 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2083 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2084 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2085 dconstsqrt2, dconstthird, dconste and/or dconst10.
2086 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2087 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2088 dconstsqrt2, dconste): Delete.
2089 (init_emit_once): Likewise. Simplify initializing dconstm1.
2091 * real.c (get_real_const): New.
2092 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2093 dconstsqrt2, dconste): Delete.
2094 (real_value_const, get_real_const): New.
2096 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2100 * config/i386/i386.c (ix86_function_arg_boundary): Check
2101 BIGGEST_ALIGNMENT instead of 128.
2102 (setup_incoming_varargs_64): Likewise.
2104 2008-03-26 Tom Tromey <tromey@redhat.com>
2106 * Makefile.in (DEPFILES): Add missing '/'.
2108 2008-03-26 Richard Guenther <rguenther@suse.de>
2110 * fold-const.c (target.h): Include.
2111 (fold_comparison): Fold comparison of addresses of two decls
2112 that bind locally. Consolidate address folding code.
2114 2008-03-26 Nick Clifton <nickc@redhat.com>
2117 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2118 not allow INT+INT as a legitimate addressing mode.
2120 2008-03-26 Richard Guenther <rguenther@suse.de>
2122 * tree-flow.h (widen_bitfield): Remove declaration.
2123 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2124 (widen_bitfield): Remove function.
2125 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2128 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2131 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2134 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2136 PR rtl-optimization/35232
2137 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2138 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2139 reg_reloaded_call_part_clobbered here.
2140 (reload_regs_reach_end_p): New function.
2141 (reload_reg_rtx_for_input): New variable.
2142 (reload_reg_rtx_for_output): Likewise.
2143 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2144 when reassigning a pseudo register. Load reloadreg from
2145 reload_reg_rtx_for_input, moving the mode and register
2147 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2148 instead of the original when deciding whether an input reload
2149 would be a no-op or whether an output reload can be deleted.
2150 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2151 when setting up new_spill_reg_store. Load it from
2152 reload_reg_rtx_for_output, moving the mode and register
2154 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2155 instead of the original when deciding whether an output reload
2156 would be a no-op. Do the same when modifying insn notes.
2157 Use rtx_equal_p instead of == to compare the registers.
2158 (inherit_piecemeal_p): Take a mode and two register numbers
2160 (emit_reload_insns): Clear new_spill_reg_store for every hard
2161 register in the reload register. Remove spill registers
2162 from reg_reloaded_valid before considering whether to record
2163 inheritance information for them. Use reload_reg_rtx_for_output
2164 instead of reg_rtx when recording output reloads. Use
2165 reload_reg_rtx_for_input instead of reg_rtx when recording
2166 input reloads. Set or clear reg_reloaded_call_part_clobbered
2167 at the same time as setting reg_reloaded_valid.
2168 (delete_output_reload): Add a new_reload_reg parameter and use it
2169 instead of rld[j].reg_rtx.
2170 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2173 2008-03-25 Tom Tromey <tromey@redhat.com>
2175 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2176 (build/genattr.o): Likewise.
2177 (build/genattrtab.o): Likewise.
2178 (build/gencodes.o): Likewise.
2179 (build/genconfig.o): Likewise.
2180 (build/genconstants.o): Likewise.
2181 (build/genemit.o): Likewise.
2182 (build/genextract.o): Likewise.
2183 (build/genflags.o): Likewise.
2185 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2187 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2188 instead of size_int for integer types.
2189 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2190 to match type of MINUS_EXPR.
2192 2008-03-25 Tom Tromey <tromey@redhat.com>
2194 * configure: Rebuilt.
2195 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2198 2008-03-25 Tom Tromey <tromey@redhat.com>
2200 * config/x-solaris (host-solaris.o): Update.
2201 * config/x-linux (host-linux.o): Update.
2202 * config/x-hpux (host-hpux.o): Update.
2203 * config/x-darwin (host-darwin.o): Update.
2204 * config/v850/t-v850e (v850-c.o): Update.
2205 * config/v850/t-v850 (v850-c.o): Update.
2206 * config/t-vxworks (vxworks.o): Update.
2207 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2208 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2209 * config/spu/t-spu-elf (spu-c.o): Update.
2211 * config/sh/t-symbian (sh-c.o): Update.
2212 (symbian.o): Update.
2213 * config/sh/t-sh (sh-c.o): Update.
2214 * config/score/t-score-elf (score7.o, score3.o): Update.
2215 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2216 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2217 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2218 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2220 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2221 * config/m32c/t-m32c (m32c-pragma.o): Update.
2222 * config/ia64/t-ia64 (ia64-c.o): Update.
2223 * config/i386/x-mingw32 (host-mingw32.o): Update.
2224 * config/i386/x-i386 (driver-i386.o): Update.
2225 * config/i386/x-darwin (host-i386-darwin.o): Update.
2226 * config/i386/x-cygwin (host-cygwin.o): Update.
2227 * config/i386/t-nwld (nwld.o): Update.
2228 * config/i386/t-netware (netware.o): Update.
2229 * config/i386/t-interix (winnt.o): Update.
2230 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2231 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2232 msformat-c.o): Update.
2233 * config/bfin/t-bfin-linux (generated_files): Add
2234 linux-sysroot-suffix.h.
2235 * config/arm/t-wince-pe (pe.o): Update.
2236 * config/arm/t-strongarm-pe (pe.o): Update.
2237 * config/arm/t-pe (pe.o): Update.
2238 * config/arm/t-arm (arm-c.o): Update.
2239 * doc/install.texi (Prerequisites): Require make 3.80.
2240 * Makefile.in: Remove .o targets.
2241 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2242 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2243 (simple_generated_h, simple_generated_c): Move earlier.
2244 (generated_files): New variable.
2245 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2246 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2247 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2248 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2249 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2250 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2251 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2252 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2253 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2254 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2255 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2256 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2258 (COMPILE.base, COMPILE): New variables.
2259 (%.o): New pattern rule.
2260 (ALL_HOST_OBJS): New variable.
2261 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2262 (dummy-checksum.o, cc1-checksum.o): Remove.
2263 (DRIVER_SHLIB): New variable.
2264 (DRIVER_DEFINES): Use it.
2265 (gencondmd.c): Move out of build/.
2266 (s-conditions): Update.
2267 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2268 (ALL_BUILD_OBJS): Likewise.
2269 (build/%.o): Use BUILDCOMPILE.
2270 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2271 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2272 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2273 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2274 build/genconfig.o, build/genconstants.o, build/genemit.o,
2275 build/genextract.o, build/genflags.o, build/genmddeps.o,
2276 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2277 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2278 build/gen-protos.o, build/scan.o, build/fix-header.o,
2279 build/scan-decls.o): Simplify.
2280 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2281 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2282 prefix.o, toplev.o): Reduce to variable setting.
2283 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2284 ($(out_object_file), gcc-options.o): New targets.
2285 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2286 * configure: Rebuilt.
2287 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2288 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2290 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2292 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2293 complain when we hit an error, return ERROR_MARK_NODE.
2295 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2297 * config/sh/constraints.md (Pso, Psz): New constraints.
2298 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2299 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2301 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2303 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2304 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2306 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2308 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2309 (prefetch_sh2a): New.
2311 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2312 Naveen.H.S <naveen.hs@kpitcummins.com>
2314 * config/sh/constraints.md (I28): New constraint.
2315 * config/sh/sh.c (broken_move): Add support for movi20s.
2316 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2318 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2319 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2320 Naveen.H.S <naveen.hs@kpitcummins.com>
2322 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2323 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2324 (print_operand): Handle resbank in %@ operand code.
2325 (sh_encode_section_info): New.
2326 (push_regs): Add conditions for resbank.
2327 (sh_expand_epilogue): Likewise.
2328 (sh_insert_attributes): Likewise.
2329 (sh_attribute_table): Likewise.
2330 (sh_handle_resbank_handler_attribute): New.
2331 (sh2a_handle_function_vector_handler_attribute): New.
2332 (sh2a_is_function_vector_call): New.
2333 (sh2a_get_function_vector_number): New.
2334 (sh2a_function_vector_p): New.
2335 (sh_cfun_resbank_handler_p): New.
2336 * config/sh/sh.md (calli): Emit jsr/n if possible.
2337 (calli_tbr_rel): New.
2338 (calli_pcrel): Emit jsr/n if possible.
2339 (return_i): Emit rts/n if possible.
2340 (call_valuei_tbr_rel): New.
2341 (call_valuei_pcrel): Add condition for SH2A target.
2342 (call_value): Likewise.
2343 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2344 (sh2a_get_function_vector_number): Likewise.
2345 (sh2a_is_function_vector_call): Likewise.
2346 * doc/extend.texi: Document TBR relative addressing of SH2A.
2347 (resbank): Add description for SH2A.
2349 2008-03-24 Richard Guenther <rguenther@suse.de>
2352 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2353 pointer assignments change conversions according to middle-end rules.
2354 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2355 * configure.ac: Include type checking in yes.
2356 * configure: Regenerate.
2358 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2360 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2361 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2363 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2365 * gthr-vxworks.h (UNUSED): Define.
2367 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2371 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2373 * doc/extend.texi (Function Attributes): Add missing comma in the
2374 example of the "alloc_size" attribute.
2376 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2379 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2384 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2387 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2388 of the underlying type of a MS bitfield layout to the natural
2389 alignment of the type.
2391 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2394 to their natural alignment to avoid store forwarding stalls.
2396 2008-03-22 Richard Guenther <rguenther@suse.de>
2398 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2399 For PHI nodes verify the address is invariant.
2400 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2401 (get_symbol_constant_value): Use is_gimple_min_invariant.
2402 (maybe_fold_stmt_indirect): Likewise.
2404 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2406 PR rtl-optimization/33927
2407 * Makefile.in (dse.o): Depend on $(TM_P_H).
2408 * expr.h (extract_low_bits): Declare.
2409 * expmed.c (extract_low_bits): New function.
2410 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2411 * dse.c: Include tm_p.h.
2412 (find_shift_sequence): Remove the read_reg argument and return the
2413 read value. Emit the instructions instead of returning them.
2414 Iterate on new_mode rather than calculating it each time.
2415 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2416 source to NEW_MODE and extract_low_bits to convert the shifted
2418 (replace_read): Allow the load and store to have different mode
2419 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2420 or extraction instructions before trying the replacement. Update
2421 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2423 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2426 to their natural alignment to avoid store forwarding stalls.
2428 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2431 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2432 encouraging but not allowing gprs for input;
2433 change the input constraint to !f#r.
2434 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2436 change the output constraint to !f#r.
2438 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2442 corresponding post-reload splitters.
2443 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2444 when x87 FP math is selected.
2445 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2446 New function prototype.
2447 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2448 unreachable function to ease macroization of insn patterns.
2450 2008-03-21 Martin Jambor <mjambor@suse.cz>
2452 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2453 reference dumps if ddr is NULL or dependence is unknown.
2455 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2457 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2458 unsigned extension into account.
2459 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2460 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2461 Do computations on a scratch register.
2463 2008-03-21 Richard Guenther <rguenther@suse.de>
2465 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2466 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2467 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2468 * tree-ssa-dom.c (record_equality): Likewise.
2469 * tree-inline.c (copy_body_r): Likewise.
2470 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2473 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2475 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2476 as 'delete_unused' argument.
2478 2008-03-20 Richard Guenther <rguenther@suse.de>
2480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2481 special casing of constant qualifiers.
2482 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2483 care about them in general.
2484 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2485 regardless of their type.
2486 (fold_stmt_r): Forcefully fold *& if we end up with that.
2488 2008-03-20 Paul Brook <paul@codesourcery.com>
2490 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2491 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2493 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2495 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2496 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2498 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2500 * common.opt (Wmudflap): New option.
2501 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2502 (mx_register_decls): Likewise.
2503 (mudflap_finish_file): Likewise.
2504 * doc/invoke.texi: Document -Wno-mudflap.
2506 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2508 * c-format.c (replace_format_name_to_system_name): New.
2510 (convert_format_name_to_system_name): New.
2511 (decode_format_attr): Add use of convert_format_name_to_system_name.
2512 (format_types_orig): Add gnu_ prefix to names.
2513 (check_format_info_main): Special treating of \0 escaped names for
2514 supporting multi-character format specifiers as I32, I64.
2515 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2516 (gnu_target_overrides_format_attributes): New.
2517 * c-format.h: Add structure target_ovr_attr to hold
2518 system specific formatter names.
2519 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2520 msformat-c.o file to c_target_objs and cxx_target_objs.
2521 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2522 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2523 (TARGET_N_FORMAT_TYPES): New.
2524 * config/i386/msformat-c.c: New.
2525 * config/i386/t-cygming: Add build rule for msformat-c.o.
2526 * doc/extend.texi: Add new format names gnu_* and ms_* and
2528 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2530 2008-03-20 Ira Rosen <irar@il.ibm.com>
2532 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2533 optimizations turned on under -O3.
2534 (ftree-vectorize): Add that the flag is turned on with -O3.
2536 2008-03-20 Ben Elliston <bje@au.ibm.com>
2538 * regmove.c (try_auto_increment): Fix spelling error in comment.
2539 * final.c (final_scan_insn): Likewise.
2541 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2545 allocator preferences for "y" and "r" class registers.
2546 ("*mov<mode>_internal"): Ditto.
2547 ("*movv2sf_internal_rex64"): Ditto.
2548 ("*movv2sf_internal"): Ditto.
2550 2008-03-19 Michael Matz <matz@suse.de>
2553 * calls.c (expand_call): Check overlap of arguments with call
2554 address for sibcalls.
2556 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2559 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2560 of the underlying type of a MS bitfield layout to the natural
2561 alignment of the type.
2563 2008-03-19 Jan Hubicka <jh@suse.cz>
2566 * toplev.c (decode_d_option): Handle all CPP flags.
2567 * tree-vrp.c: Update tree_pass descriptors.
2568 * regrename.c: Update tree_pass descriptors.
2569 * fwprop.c: Update tree_pass descriptors.
2570 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2571 * tree-into-ssa.c: Update tree_pass descriptors.
2572 * tree-dump.c: Update tree_pass descriptors.
2573 * tree-complex.c: Update tree_pass descriptors.
2574 * tree-dump.h: Update tree_pass descriptors.
2575 * see.c: Update tree_pass descriptors.
2576 * cgraphbuild.c: Update tree_pass descriptors.
2577 * tracer.c: Update tree_pass descriptors.
2578 * tree-loop-distribution.c: Update tree_pass descriptors.
2579 * cgraph.c: Update tree_pass descriptors.
2580 * postreload-gcse.c: Update tree_pass descriptors.
2581 * postreload.c: Update tree_pass descriptors.
2582 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2583 * tree-tailcall.c: Update tree_pass descriptors.
2584 * tree-pass.h (tree_opt_pass): Rename to ...
2585 (opt_pass) ... this one; add "type" field and remove letter field.
2586 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2587 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2588 all_lowering_passes): Update declaration.
2589 * ipa-cp.c: Update tree_pass descriptors.
2590 * final.c: Update tree_pass descriptors.
2591 * omp-low.c: Update tree_pass descriptors.
2592 * tree-ssa-dse.c: Update tree_pass descriptors.
2593 * ipa-reference.c: Update tree_pass descriptors.
2594 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2595 * auto-inc-dec.c: Update tree_pass descriptors.
2596 * reorg.c: Update tree_pass descriptors.
2597 * cgraphunit.c: Update tree_pass descriptors.
2598 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2599 * tree-ssa-ccp.c: Update tree_pass descriptors.
2600 * df-core.c: Update tree_pass descriptors.
2601 * mode-switching.c: Update tree_pass descriptors.
2602 * tree-nomudflap.c: Update tree_pass descriptors.
2603 * modulo-sched.c: Update tree_pass descriptors.
2604 * ipa-pure-const.c: Update tree_pass descriptors.
2605 * cse.c: Update tree_pass descriptors.
2606 * web.c: Update tree_pass descriptors.
2607 * tree-stdarg.c: Update tree_pass descriptors.
2608 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2609 * tree-ssa-dom.c: Update tree_pass descriptors.
2610 * tree-nrv.c: Update tree_pass descriptors.
2611 * tree-ssa-alias.c: Update tree_pass descriptors.
2612 * loop-init.c: Update tree_pass descriptors.
2613 * gimple-low.c: Update tree_pass descriptors.
2614 * ipa-inline.c: Update tree_pass descriptors.
2615 * tree-ssa-sink.c: Update tree_pass descriptors.
2616 * global.c: Update tree_pass descriptors.
2617 * ifcvt.c: Update tree_pass descriptors.
2618 * jump.c: Update tree_pass descriptors.
2619 * predict.c: Update tree_pass descriptors.
2620 * tree-ssa-loop.c: Update tree_pass descriptors.
2621 * recog.c: Update tree_pass descriptors.
2622 * dse.c: Update tree_pass descriptors.
2623 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2624 * tree-eh.c: Update tree_pass descriptors.
2625 * regmove.c: Update tree_pass descriptors.
2627 * function.c: Update tree_pass descriptors.
2628 * tree-vectorizer.c: Update tree_pass descriptors.
2629 * gcse.c: Update tree_pass descriptors.
2630 * ipa-type-escape.c: Update tree_pass descriptors.
2631 * tree-if-conv.c: Update tree_pass descriptors.
2632 * init-regs.c: Update tree_pass descriptors.
2633 * ipa.c: Update tree_pass descriptors.
2634 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2635 * rtl-factoring.c: Update tree_pass descriptors.
2636 * lower-subreg.c: Update tree_pass descriptors.
2637 * bt-load.c: Update tree_pass descriptors.
2638 * tree-dfa.c: Update tree_pass descriptors.
2639 * except.c: Update tree_pass descriptors.
2640 * emit-rtl.c: Update tree_pass descriptors.
2641 * cfgexpand.c: Update tree_pass descriptors.
2642 * tree-cfgcleanup.c: Update tree_pass descriptors.
2643 * cfgcleanup.c: Update tree_pass descriptors.
2644 * tree-ssa-pre.c: Update tree_pass descriptors.
2645 * tree-sra.c: Update tree_pass descriptors.
2646 * tree-mudflap.c: Update tree_pass descriptors.
2647 * tree-ssa-copy.c: Update tree_pass descriptors.
2648 * cfglayout.c: Update tree_pass descriptors.
2649 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2650 * tree-ssa-dce.c: Update tree_pass descriptors.
2651 * tree-ssa.c: Update tree_pass descriptors.
2652 * regclass.c: Update tree_pass descriptors.
2653 * integrate.c: Update tree_pass descriptors.
2654 * tree-optimize.c: Update tree_pass descriptors.
2655 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2656 * tree-object-size.c: Update tree_pass descriptors.
2657 * combine.c: Update tree_pass descriptors.
2658 * tree-outof-ssa.c: Update tree_pass descriptors.
2659 * bb-reorder.c: Update tree_pass descriptors.
2660 * stack-ptr-mod.c: Update tree_pass descriptors.
2661 * var-tracking.c: Update tree_pass descriptors.
2662 * tree-profile.c: Update tree_pass descriptors.
2663 * tree-vect-generic.c: Update tree_pass descriptors.
2664 * reg-stack.c: Update tree_pass descriptors.
2665 * sched-rgn.c: Update tree_pass descriptors.
2666 * tree-ssa-structalias.c: Update tree_pass descriptors.
2667 * tree-cfg.c: Update tree_pass descriptors.
2668 * passes.c (current_pass): Update declaration.
2669 (finish_optimization_passes): Update.
2670 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2671 (register_one_dump_file, register_dump_files_1, next_pass_1):
2673 (init_optimization_passes): Update handling of new types.
2674 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2675 * ipa-struct-reorg.c: Update tree_pass descriptors.
2676 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2677 * combine-stack-adj.c: Update tree_pass descriptors.
2678 * cfgrtl.c: Update tree_pass descriptors.
2679 * dce.c: Update tree_pass descriptors.
2680 * tree-ssanames.c: Update tree_pass descriptors.
2682 2008-03-19 Richard Guenther <rguenther@suse.de>
2685 * tree-ssa.c (walk_data): New structure.
2686 (warn_uninitialized_var): If not always_executed warn with "maybe"
2688 (execute_early_warn_uninitialized): Compute post-dominators.
2689 Initialize always_executed before processing each basic block.
2691 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2694 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2695 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2697 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2699 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2701 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2703 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2705 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2706 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2707 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2708 target after ignore has been set, and move there also the commputation
2709 of subtarget and original_target.
2710 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2711 (LANG_HOOKS_INITIALIZER): Remove it.
2712 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2714 2008-03-18 Richard Guenther <rguenther@suse.de>
2716 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2717 found an expression with constants, note that in the VN for the lhs.
2718 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2719 fold them to constants if possible. Run cleanup_cfg if done so.
2720 (execute_pre): Return todo.
2722 (execute_fre): Likewise.
2723 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2725 (get_prop_source_stmt): Look through pointer conversions.
2727 2008-03-18 Jan Hubicka <jh@suse.cz>
2729 * tree-pretty-print.c: Include predict.h.
2730 (dump_generic_node): Dump predictor.
2731 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2732 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2733 * gimple-low.c (lower_stmt): Likewise.
2734 * expr.c (expand_expr_real): Likewise.
2735 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2737 (build_predict_expr, build_predict_expr): New.
2738 * predict.h (predictor_name, build_predict_expr): Update.
2739 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2740 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2741 * predict.def (PRED_CONTINUE): Update hitrate.
2742 * tree.def (PREDICT_EXPR): Define.
2743 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2744 do not handle BIND_EXPR.
2745 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2746 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2747 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2750 2008-03-18 Michael Matz <matz@suse.de>
2752 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2754 2008-03-18 Richard Guenther <rguenther@suse.de>
2756 * tree-gimple.h (is_gimple_invariant_address): Declare.
2757 (is_gimple_constant): Likewise.
2758 * tree-gimple.c (is_gimple_constant): New function.
2759 (is_gimple_invariant_address): Likewise.
2760 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2761 and is_gimple_invariant_address.
2762 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2764 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2765 an addressable base.
2767 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2770 * gimplify.c (gimplify_expr): Gimplify second operand of
2773 2008-03-17 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/19637
2776 * fold-const.c (fold_unary): Remove restrictions of removing
2777 intermediate pointer-conversions (P2)(P1)P0.
2778 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2779 conversion to void pointer.
2780 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2782 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2785 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2786 emulated thread local variables.
2788 2008-03-16 Richard Guenther <rguenther@suse.de>
2791 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2792 expand TREE_INVARIANT operations that are not gimple invariant.
2794 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2796 * doc/extend.texi (Alignment): Say that the ABI controls
2797 the __alignof__ for non-strict-alignment targets rather
2798 than being a recommendation.
2800 2008-03-15 Paul Brook <paul@codesourcery.com>
2802 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2804 (arm_output_fn_unwind): Mark functions that can not be unwound.
2806 2008-03-15 Paul Brook <paul@codesourcery.com>
2808 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2809 extension instructions.
2811 2008-03-15 Richard Guenther <rguenther@suse.de>
2813 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2814 and fold constant aggregate refs.
2815 (fold_const_aggregate_ref): Handle string constants
2816 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2817 (evaluate_stmt): Simplify now that ccp_fold folds constant
2820 2008-03-15 Paul Brook <paul@codesourcery.com>
2822 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2823 (extzv): Use gen_extzv_t2.
2824 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2826 2008-03-15 Richard Guenther <rguenther@suse.de>
2828 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2829 (fold_const_aggregate_ref): Likewise.
2830 (get_value): Return NULL if we don't have any values.
2831 (ccp_finalize): Set const_val to NULL after freeing it.
2832 * tree-flow.h (get_symbol_constant_value): Declare.
2833 (fold_const_aggregate_ref): Likewise.
2834 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2836 2008-03-15 Richard Guenther <rguenther@suse.de>
2839 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2840 to not produce negative array indices if not allowed. Add
2841 parameter to indicate that.
2842 (maybe_fold_offset_to_component_ref): Allow negative array
2843 indices only for the first member of a structure.
2844 (maybe_fold_offset_to_reference): Allow negative array indices.
2845 (maybe_fold_stmt_addition): Likewise.
2847 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2848 Anatoly Sokolov <aesok@post.ru>
2850 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2851 (avr_arch): Add ARCH_AVR6.
2852 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2853 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2854 instead of fixed value 2.
2855 (print_operand_address): Use gs() asm specifier instead of pm().
2856 (avr_assemble_integer): (Ditto.).
2857 (avr_output_addr_vec_elt): (Ditto.).
2858 (print_operand): Handle "!" code.
2859 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2860 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2861 (AVR_HAVE_EIJMP_EICALL): Define.
2862 (AVR_3_BYTE_PC): Redefine.
2863 (AVR_2_BYTE_PC): (Ditto.).
2864 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2865 (LINK_SPEC): Add atmega2560 and atmega2561.
2866 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2868 * config/avr/avr.md (call_insn): Use eicall instead of icall
2869 for 3 byte PC devices.
2870 (call_value_insn): (Ditto.).
2871 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2872 (indirect_jump): Use only for for 2 byte PC devices.
2873 (*tablejump): (Ditto.).
2874 (*indirect_jump_avr6): Add insn.
2875 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2876 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
2877 instead of ijmp for 3 byte PC devices.
2878 (__tablejump2__): (Ditto.).
2879 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2880 (MULITLIB_DIRNAMES): (Ditto.).
2881 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2883 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2886 "sse2_umulsidi3". Use V1DI mode for operand 0.
2887 ("mmx_psadbw"): Use V1DI mode for operand 0.
2888 * config/i386/i386-modes.def (V1SI): New vector mode.
2889 * config/i386/i386.c (struct builtin_description)
2890 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2891 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2892 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2893 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2894 v1di_ftype_v8qi_v8qi type.
2895 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2897 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2898 __builtin_ia32_pmuludq]: Fix the mode of return value.
2900 2008-03-15 Richard Guenther <rguenther@suse.de>
2903 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2906 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2908 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2909 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2910 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2911 unless TARGET_SERIALIZE_VOLATILE is enabled.
2912 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2913 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2914 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2916 2008-03-14 Richard Guenther <rguenther@suse.de>
2918 PR tree-optimization/34172
2919 * tree-flow.h (refs_may_alias_p): Declare.
2920 (get_single_def_stmt): Likewise.
2921 (get_single_def_stmt_from_phi): Likewise.
2922 (get_single_def_stmt_with_phi): Likewise.
2923 * tree-dfa.c (refs_may_alias_p): New function.
2924 (get_single_def_stmt): Likewise.
2925 (get_single_def_stmt_from_phi): Likewise.
2926 (get_single_def_stmt_with_phi): Likewise.
2927 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2928 (vn_reference_lookup_1): New helper function.
2929 (vn_reference_lookup): Walk the virtual use-def chain to
2930 continue searching for a match if the def does not alias the
2931 reference we are looking for.
2933 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2935 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2936 archive and Perzl. Update The Written Word listing.
2938 2008-03-14 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/34043
2941 PR tree-optimization/33989
2942 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2944 (bitmap_find_leader): Use extra argument to verify dominance
2945 relationship inside a basic-block.
2946 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2947 (find_leader_in_sets): Adjust.
2948 (create_component_ref_by_pieces): Take extra argument for
2949 dominance check, handle lookup failures.
2950 (find_or_generate_expression): Likewise.
2951 (create_expression_by_pieces): Likewise.
2952 (insert_into_preds_of_block): Adjust.
2953 (create_value_expr_from): If asked for, verify all operands
2954 are in the blocks AVAIL_OUT set.
2955 (make_values_for_stmt): Check for SSA_NAMEs that are life
2956 over an abnormal edge.
2957 (compute_avail): Remove such check.
2958 (do_SCCVN_insertion): New function.
2959 (eliminate): If we do not find a leader suitable for replacement
2960 insert a replacement expression from SCCVN if available.
2961 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2962 (struct vn_ssa_aux): Add needs_insertion flag.
2963 * tree-ssa-sccvn.c (may_insert): New global flag.
2964 (copy_reference_ops_from_ref): Value-number union member access
2965 based on its size, not type and member if insertion is allowed.
2966 (visit_reference_op_load): For a weak match from union type
2967 punning lookup a view-converted value and insert a SSA_NAME
2968 for that value if that is not found.
2969 (visit_use): Make dumps shorter. Do not disallow value numbering
2970 SSA_NAMEs that are life over an abnormal edge to constants.
2971 (free_scc_vn): Release inserted SSA_NAMEs.
2972 (run_scc_vn): New flag to specify whether insertion is allowed.
2973 Process SSA_NAMEs in forward order.
2974 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2975 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2976 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2977 pointer type to/from integral types that do not change the
2978 precision to regular conversions.
2980 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2982 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2983 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2984 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2985 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2986 input arguments and the mode of return value. Built-in functions
2987 that operate on whole 64-bit MMX register now use V1DI mode.
2989 2008-03-13 Alon Dayan <alond@il.ibm.com>
2990 Olga Golovanevsky <olga@il.ibm.com>
2992 PR tree-optimization/35041
2993 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2994 to locate the right position in a statement.
2996 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/xmmintrin.h: Change all static inline functions to
3001 extern inline and add __gnu_inline__ attribute.
3002 * config/i386/bmintrin.h: Ditto.
3003 * config/i386/smmintrin.h: Ditto.
3004 * config/i386/tmmintrin.h: Ditto.
3005 * config/i386/mmintrin-common.h: Ditto.
3006 * config/i386/ammintrin.h: Ditto.
3007 * config/i386/emmintrin.h: Ditto.
3008 * config/i386/pmmintrin.h: Ditto.
3009 * config/i386/mmintrin.h: Ditto.
3010 * config/i386/mm3dnow.h: Ditto.
3012 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3015 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3016 (lower_omp_2): New function.
3017 (lower_omp_1, lower_omp): Rewritten.
3019 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3022 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3023 with the phrase "Microsoft Windows compilers".
3024 (Push/Pop Macro Pragmas): New subsection. Document
3025 #pragma push_macro and pragma pop_macro.
3027 2008-03-12 Paul Brook <paul@codesourcery.com>
3029 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3031 2008-03-12 Paul Brook <paul@codesourcery.com>
3033 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3034 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3035 (thumb2_addsi_shortim): Rename ...
3036 (thumb2_addsi_short): ... to this. Allow register operands.
3037 (thumb2_subsi_short): New pattern.
3038 (thumb2_one_cmplsi2_short,
3039 thumb2_negsi2_short): New patterns and peepholes.
3041 2008-03-12 Paul Brook <paul@codesourcery.com>
3043 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3045 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.md (int_cond): New code iterator.
3049 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3050 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3051 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3052 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3053 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3054 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3055 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3056 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3058 2008-03-12 Paul Brook <paul@codesourcery.com>
3060 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3061 instead of {arm,thumb}_compute_save_reg_mask.
3062 (output_return_instruction): Ditto.
3063 (thumb_unexpanded_epilogue): Ditto.
3064 (thumb1_expand_prologue): Ditto.
3065 (thumb1_output_function_prologue): Ditto.
3066 (arm_set_return_address): Ditto.
3067 (thumb_set_return_address): Ditto.
3068 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3069 regs to achieve stack alignment.
3070 (thumb1_compute_save_reg_mask): Fix compiler warning.
3071 (arm_output_epilogue): Use offsets->saved_regs_mask.
3072 Adjust stack pointer by poping call clobered registers.
3073 (arm_expand_prologue): Use offsets->saved_regs_mask.
3074 Adjust stack pointer by pushing extra registers.
3075 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3077 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3080 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3081 conversion to the operands of a multiplication.
3083 2008-03-12 Richard Guenther <rguenther@suse.de>
3085 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3086 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3087 * timevar.def (TV_TREE_PHIPROP): Add.
3088 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3089 pass description. Use TV_TREE_PHIPROP.
3090 * tree-ssa-forwprop.c: Remove phiprop code.
3092 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3095 * omp-low.c (maybe_lookup_decl): Constify first argument.
3096 (use_pointer_for_field): Change last argument from bool to
3097 omp_context *. Disallow shared copy-in/out in nested
3098 parallel if decl is shared in outer parallel too.
3099 (build_outer_var_ref, scan_sharing_clauses,
3100 lower_rec_input_clauses, lower_copyprivate_clauses,
3101 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3103 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3104 Ira Rosen <irar@il.ibm.com>
3106 * tree-vectorizer.c (free_stmt_vec_info): New function.
3107 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3108 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3109 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3110 * tree-vect-transform.c (vectorizable_conversion): Free
3111 vec_oprnds0 if it was allocated.
3112 (vect_permute_store_chain): Remove unused VECs.
3113 (vectorizable_store): Free VECs that are allocated in the..
3115 (vect_transform_strided_load, vectorizable_load): Likewise.
3116 (vect_remove_stores): Simplify the code.
3117 (vect_transform_loop): Move code to vect_remove_stores().
3118 Call vect_remove_stores() and free_stmt_vec_info().
3120 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3122 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3123 TARGET_HPUX. Revise comment.
3124 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3125 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3126 Use sr4 variant of `be' instruction when not generating PIC code.
3127 (attr_length_call): Adjust for above change.
3129 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3131 * ipa-reference.c (static_execute): Remove module_statics_const and
3132 associated setting code.
3134 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3138 predicate for operand 1.
3139 (paritysi2_cmp): Use register_operand predicate for operand 2.
3140 Use earlyclobber modifier for operand 1. Remove support for
3142 (paritydi2_cmp): Use register_operand predicate for operand 3.
3143 Use earlyclobber modifier for operand 1. Remove support for
3146 2008-03-11 Paul Brook <paul@codesourcery.com>
3147 Vladimir Prus <vladimir@codesourcery.com>
3149 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3150 (arm_compute_save_reg0_reg12_mask): Always
3151 check if register 11 must be saved. Always safe hard frame pointer
3152 when frame_pointer_needeed.
3153 (arm_compute_save_reg_mask): Save IP and PC
3154 only with apcs frames.
3155 (arm_output_epilogue): Adjust Thumb2 codepath to
3156 be also invoked and work for ARM non-apcs frames.
3157 (arm_expand_prologue): Don't bother saving IP
3158 for non-apcs frame, since it's not clobbered by
3159 prologue code. Implement non-apcs frame
3162 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3164 PR rtl-optimization/35281
3165 * expr.c (convert_move): Use a new pseudo for the intermediate
3166 from_mode->word_mode result.
3168 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3170 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3171 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3172 * toplev.c (compile_file): Don't call it.
3174 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3177 * expr.c (store_expr): Call emit_block_move if the mode
3178 of "temp" RTX is BLKmode.
3180 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3181 Richard Guenther <rguenther@suse.de>
3183 PR tree-optimization/31358
3184 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3185 the step with a NULL_TREE.
3186 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3187 to sizetype if type is a pointer type.
3188 (add_candidate_1): Don't convert the base and step to
3189 the generic type if the orginal type is a pointer type.
3190 (add_iv_value_candidates): Use sizetype for the step
3191 if type is a pointer type.
3192 (cand_value_at): Likewise.
3193 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3195 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3196 Don't convert the tem affine to the type.
3197 (add_elt_to_tree): Use sizetype for the step if a pointer.
3198 Use POINTER_PLUS_EXPR for pointers.
3199 (aff_combination_to_tree): Use sizetype for the step if a
3202 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3204 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3205 Remove commutativity hint.
3207 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3211 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3212 errorneous type. Check that v is a VAR_DECL.
3215 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3217 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3219 PR tree-optimization/35494
3220 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3221 may be overriden at link and run time.
3223 2008-03-10 Richard Guenther <rguenther@suse.de>
3225 PR tree-optimization/34677
3226 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3227 (poolify_tree): Likewise.
3228 (modify_expr_template): Likewise.
3229 (poolify_modify_stmt): Likewise.
3230 (insert_fake_stores): Handle all component-ref style stores
3231 in addition to INDIRECT_REF. Also handle complex types.
3232 Do not poolify the inserted load.
3233 (realify_fake_stores): Do not rebuild the tree but only
3234 make it a SSA_NAME copy.
3235 (init_pre): Remove initialzation of modify_expr_template.
3236 Do not allocate modify_expr_node_pool.
3237 (fini_pre): Do not free modify_expr_node_pool.
3239 2008-03-10 Paul Brook <paul@codesourcery.com>
3241 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3244 2008-03-10 Paul Brook <paul@codesourcery.com>
3245 Mark Shinwell <shinwell@codesourcery.com>
3247 * config/arm/cortex-r4.md: New.
3248 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3250 * config/arm/arm.md: Include cortex-r4.md.
3251 (insn): Add smmls, sdiv and udiv values.
3252 (generic_sched): Don't use generic scheduling for Cortex-R4.
3253 (arm_issue_rate): New function.
3254 (TARGET_SCHED_ISSUE_RATE): Define.
3256 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3258 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3260 2008-03-10 Richard Guenther <rguenther@suse.de>
3262 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3263 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3265 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3267 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3268 Set default to true.
3270 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3272 * c.opt (Wsynth): Deprecate.
3273 * doc/invoke.texi (Option Summary, Warning Options): Document
3274 -Wno-format-contains-nul.
3276 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3280 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3282 2008-03-09 Ira Rosen <irar@il.ibm.com>
3284 * config/rs6000/rs6000.c (builtin_description): Rename vector
3285 left shift operations.
3286 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3287 (altivec_vsl<VI_char>): Rename to ...
3288 (ashl<mode>3): ... new name.
3289 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3291 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3293 2008-03-08 Richard Guenther <rguenther@suse.de>
3295 * coverage.h (tree_coverage_counter_addr): Declare.
3296 * coverage.c (tree_coverage_counter_addr): New function.
3297 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3299 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3300 (tree_gen_one_value_profiler): Likewise.
3301 (tree_gen_ic_profiler): Likewise.
3302 (tree_gen_average_profiler): Likewise.
3303 (tree_gen_ior_profiler): Likewise.
3305 2008-03-08 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3308 (vn_binary_op_insert): Likewise.
3309 (vn_unary_op_lookup): Likewise.
3310 (vn_unary_op_insert): Likewise.
3311 (vn_nary_op_lookup): Declare.
3312 (vn_nary_op_insert): Likewise.
3313 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3314 and binary hashes, use a single obstack for unary_op_pool
3316 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3317 a single struct vn_nary_op_s. Store tree code length and
3318 a variable number of operands.
3319 (struct vn_reference_op_struct): Remove unused op2.
3320 (vn_reference_op_eq): Do not compare op2.
3321 (vn_reference_op_compute_hash): Do not compute hash of op2.
3322 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3323 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3324 with vn_nary_op_compute_hash.
3325 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3326 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3328 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3330 (visit_unary_op): Call nary functions.
3331 (visit_binary_op): Likewise.
3332 (process_scc): Adjust for struct vn_tables_s changes.
3333 (allocate_vn_table): Likewise.
3334 (free_vn_table): Likewise.
3335 * tree-vn.c (vn_add): Call nary functions.
3336 (vn_lookup): Likewise.
3338 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3341 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3342 wdst back after sync_compare_and_swapqhi_internal.
3344 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386-modes.def (V1DI): New vector mode.
3348 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3349 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3350 (MMXMODE248): Ditto.
3351 (MMXMODE): Add V1DI mode.
3352 (mmxvecsize): Change DI mode to V1DI mode.
3353 ("mov<mode>): Use MMXMODEI8 mode iterator.
3354 ("*mov<mode>_internal_rex64"): Ditto.
3355 ("*mov<mode>_internal"): Ditto.
3356 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3357 ("mmx_sub<mode>3"): Ditto.
3358 ("mmx_adddi3"): Remove insn pattern.
3359 ("mmx_subdi3"): Ditto.
3360 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3361 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3362 ("mmx_ashl<mode>3"): Ditto.
3363 ("mmx_lshrdi3"): Remove insn pattern.
3364 ("mmx_ashldi3"): Ditto.
3365 * config/i386/i386.c (classify_argument): Handle V1DImode.
3366 (function_arg_advance_32): Ditto.
3367 (function_arg_32): Ditto.
3368 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3369 mmx_addv1di3 insn pattern.
3370 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3371 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3372 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3373 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3374 Remove definitions of built-in functions.
3375 (V1DI_type_node): New node.
3376 (v1di_ftype_v1di_int): Ditto.
3377 (v1di_ftype_v1di_v1di): Ditto.
3378 (v2si_ftype_v2si_si): Ditto.
3379 (v4hi_ftype_v4hi_di): Remove node.
3380 (v2si_ftype_v2si_di): Ditto.
3381 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3382 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3383 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3384 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3385 Add new builtins using def_builtin_const.
3386 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3387 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3388 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3389 * config/i386/mmintrin.h (__v1di): New typedef.
3390 (_mm_add_si64): Cast arguments to __v1di type.
3391 (_mm_sub_si64): Ditto.
3392 (_mm_sll_pi16): Cast __count to __v4hi type.
3393 (_mm_sll_pi32): Cast __count to __v2si type.
3394 (_mm_sll_si64): Cast arguments to __v1di type.
3395 (_mm_srl_pi16): Cast __count to __v4hi type.
3396 (_mm_srl_pi32): Cast __count to __v2si type.
3397 (_mm_srl_si64): Cast arguments to __v1di type.
3398 (_mm_sra_pi16): Cast __count to __v4hi type.
3399 (_mm_sra_pi32): Cast __count to __v2si type.
3400 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3401 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3402 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3403 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3404 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3405 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3406 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3407 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3408 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3409 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3410 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3411 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3413 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3415 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3417 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3420 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3421 reg+const addressing for Altivec modes. Don't generate reg+reg
3422 addressing for TFmode or TDmode quantities.
3424 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3426 * c-common.c (vector_types_convertible_p): Call langhook
3427 instead of comptypes.
3429 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3432 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3433 integral and scalar float variables which have a
3436 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3438 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3439 dwarf_register_span hook when emitting unwind information for
3440 register-to-memory saves.
3441 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3442 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3444 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3446 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3447 for the same VAR_DECL.
3449 2008-03-06 Tom Tromey <tromey@redhat.com>
3452 * doc/standards.texi (Standards): Don't mention treelang.
3453 * doc/invoke.texi (Overall Options): Don't mention treelang.
3454 * doc/install.texi (Prerequisites): Don't mention bison or
3456 (Configuration): Don't mention treelang.
3457 (Building): Likewise.
3458 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3460 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3462 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3463 word-extractions out of a multi-word object.
3465 2008-03-06 Richard Guenther <rguenther@suse.de>
3467 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3468 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3469 result type and precision.
3470 * expr.c (get_inner_reference): Set unsignedp based on the result
3471 type of BIT_FIELD_REF.
3472 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3473 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3474 (try_instantiate_multiple_fields): Likewise. Use the correct type
3476 (sra_build_assignment): Likewise.
3477 (sra_build_elt_assignment): Likewise.
3478 (sra_explode_bitfield_assignment): Likewise.
3479 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3480 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3481 set BIT_FIELD_REF_UNSIGNED.
3482 (vectorizable_load): Likewise.
3484 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3486 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3489 2008-03-06 Richard Guenther <rguenther@suse.de>
3491 * alias.c (struct alias_set_entry): Move has_zero_child field
3492 to pack with alias_set.
3494 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3496 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3499 2008-03-05 Ian Lance Taylor <iant@google.com>
3501 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3503 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3505 * fwprop.c (update_df): Support width and offset parameters of
3507 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3508 global_conflicts): Change DF_REF_EXTRACT to either
3509 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3510 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3511 * df-scan.c (df_ref_record, df_defs_record,
3512 df_ref_create_structure, df_def_record_1, df_uses_record,
3513 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3514 df_bb_refs_collect, df_entry_block_defs_collect,
3515 df_exit_block_uses_collect): Support new width and offset fields.
3516 (ref_extract_pool): New storage pool.
3517 (df_free_ref): New function.
3518 (df_reg_chain_unlink, df_free_collection_rec,
3519 df_sort_and_compress_refs): Call df_free_ref.
3520 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3522 (df_ref_create_structure): Allocate df_ref_extract if offset and
3523 width fields are used.
3524 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3525 (df_uses_record): Get offset and width from ZERO_EXTRACT
3527 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3528 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3529 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3530 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3531 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3532 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3533 (df_ref_extract): New structure.
3534 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3535 (df_ref_create): Add width and offset parameters.
3537 2008-03-05 Richard Guenther <rguenther@suse.de>
3539 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3540 Use ranges_overlap_p.
3541 (offset_overlaps_with_access): Rename
3542 to ranges_overlap_p and move ...
3543 * tree-flow-inline.h (ranges_overlap_p): ... here.
3545 * tree.h (get_inner_reference, handled_component_p): Update
3548 * tree.h (record_component_aliases, get_alias_set,
3549 alias_sets_conflict_p, alias_sets_must_conflict_p,
3550 objects_must_conflict_p): Move declarations ...
3551 * alias.h (record_component_aliases, get_alias_set,
3552 alias_sets_conflict_p, alias_sets_must_conflict_p,
3553 objects_must_conflict_p): ... here.
3554 Include coretypes.h.
3555 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3557 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3559 * cfg.c: Include tree-flow.h.
3560 (remove_edge_raw): Call redirect_edge_var_map_clear.
3561 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3562 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3563 (redirect_edge_var_map_result): New.
3564 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3565 PENDING_STMT use with redirect_edge_var_map_*.
3566 * tree-ssa.c (edge_var_maps): New definition.
3567 (redirect_edge_var_map_add): New.
3568 (redirect_edge_var_map_clear): New.
3569 (redirect_edge_var_map_dup): New.
3570 (redirect_edge_var_map_vector): New.
3571 (redirect_edge_var_map_destroy): New.
3572 (ssa_redirect_edge): Replace PENDING_STMT use with
3573 redirect_edge_var_map_*.
3574 (flush_pending_stmts): Same.
3575 (delete_tree_ssa): Destroy edge var map.
3576 * tree-flow.h (struct _edge_var_map): New.
3577 Define edge_var_map vector type.
3578 Declare redirect_edge_var_map_* prototypes.
3579 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3580 * tree-cfg.c (reinstall_phi_args): Replace
3581 PENDING_STMT use with redirect_edge_var_map_*.
3583 2008-03-05 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/35472
3586 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3587 whose single use_stmt has a overlapping set of loaded and
3588 stored symbols as that use_stmt might be a noop assignment then.
3590 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3592 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3594 2008-03-05 Richard Guenther <rguenther@suse.de>
3597 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3598 should be constants.
3599 * tree-cfg.c (verify_expr): Verify it.
3600 * fold-const.c (fold_truthop): Remove code generating
3601 BIT_FIELD_REFs of structure bases.
3602 (fold_binary): Likewise.
3603 (fold_ternary): Position and size of BIT_FIELD_REFs are
3604 always host integers.
3605 (make_bit_field_ref): Remove.
3606 (optimize_bit_field_compare): Remove.
3607 (all_ones_mask_p): Remove.
3609 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3612 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3613 (split_block_and_df_analyze): New. Split basic block and rebuild
3615 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3617 (split_pattern_seq): Likewise.
3618 (erase_matching_seqs): Likewise.
3619 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3621 2008-03-04 Geoff Keating <geoffk@apple.com>
3623 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3624 declaration and code.
3625 (tree_invalid_nonnegative_warnv_p): Likewise.
3627 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3629 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3630 examples. Truncate option-names then causing overfull hbox.
3632 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3635 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3637 * configure: Rebuilt.
3639 2008-03-04 Rafael Espindola <espindola@google.com>
3641 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3642 (tree_unary_nonnegative_warnv_p): New.
3643 (tree_binary_nonnegative_warnv_p): New.
3644 (tree_single_nonnegative_warnv_p): New.
3645 (tree_invalid_nonnegative_warnv_p): New.
3646 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3648 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3651 * opts.c (handle_option): Postpone 'unknown option' errors only for
3654 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3657 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3660 2008-03-04 Rafael Espindola <espindola@google.com>
3662 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3663 (tree_binary_nonzero_warnv_p): New.
3664 (tree_single_nonzero_warnv_p): New.
3665 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3667 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3670 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3671 transformations for modes that have signed zeros.
3672 * ifcvt.c (noce_try_abs): Ditto.
3674 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3676 * config/i386/i386.c (override_options): Force
3677 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3679 2008-03-04 Jan Hubicka <jh@suse.cz>
3682 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3685 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3687 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3688 label to probe the stack.
3690 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3692 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3693 (__gthr_win32_mutex_destroy): Declare.
3694 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3695 __gthr_win32_mutex_destroy.
3696 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3698 2008-03-03 Jan Hubicka <jh@suse.cz>
3701 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3702 aggressive on inlining cold calls.
3704 2008-03-03 Richard Guenther <rguenther@suse.de>
3706 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3707 struct copies into the expression table.
3708 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3709 (try_to_simplify): Likewise.
3710 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3711 integral and pointer arguments which do not change the
3712 precision to NOP_EXPRs.
3713 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3714 VIEW_CONVERT_EXPR case.
3716 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3718 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3719 defined in a loop at depth 0 is invariant.
3720 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3721 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3722 be called at loop depth 0.
3724 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3727 * gcc.c (process_command): Update copyright notice dates.
3728 * gcov.c (print_version): Likewise.
3729 * gcov-dump.c (print_version): Likewise.
3730 * mips-tfile.c (main): Likewise.
3731 * mips-tdump.c (main): Likewise.
3733 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3736 * c-common.c (flag_permissive): Delete.
3737 (constant_expression_warnings): Check flags first.
3738 (constant_expression_error): New.
3739 * c-common.h (flag_permissive): Delete.
3740 (constant_expression_error): Declare.
3741 * flags.h (flag_permissive): Declare. Update description.
3742 * diagnostic.c (pedwarn): Update.
3744 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3745 (permissive_error_kind): New.
3746 * toplev.c (flag_permissive): Define. Update description.
3747 * toplev.h (permissive_error_kind): Declare.
3748 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3749 (pedwarn_c90): Use pedantic_warning_kind.
3750 * c-opts.c (c_common_post_options): flag_permissive does not affect
3751 flag_pedantic_errors.
3753 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3755 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3756 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3757 __absvsi2, __absvDI2): Use unsigned arithmetic.
3759 2008-03-02 Andi Kleen <ak@suse.de>
3760 Richard Guenther <rguenther@suse.de>
3762 * struct-equiv.c: Remove file.
3763 * cfg_cleanup.c (condjump_equiv_p): Remove.
3764 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3765 (struct-equiv.o): Remove rule.
3766 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3767 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3768 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3770 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3772 * ifcvt.c (noce_process_if_block): Try to handle only the then
3773 block if the else block exists but isn't suitable.
3775 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3778 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3779 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3780 regression from previous patch.
3782 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3785 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3787 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3788 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3789 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3790 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3791 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3792 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3793 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3794 (__gthread_mutex_destroy_function): Rename to
3795 __gthread_mutex_destroy.
3796 * gthr-dce.h (__gthread_mutex_destroy): Call
3797 pthread_mutex_destroy.
3798 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3799 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3800 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3802 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3804 * df-scan.c (df_ref_chain_change_bb): Simplify.
3805 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3806 set_block_for_insn if there's any change.
3807 * df.h ((df_insn_change_bb): Fix prototype.
3808 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3809 df_insn_change_bb, don't call set_block_for_insn.
3810 * emit-rtl.c (reorder_insns): Likewise.
3811 * haifa-sched.c (move_insn): Likewise.
3813 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3815 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3817 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3819 * tree-flow-inline.h (next_readonly_imm_use): Return
3820 NULL_USE_OPERAND_P after the end.
3822 2008-03-01 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/35411
3825 * tree-sra.c (sra_build_assignment): Split conversion to
3826 final type to a separate statement if we are not assigning
3829 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3831 * fold-const.c (fold_convertible_p): Correct the logic to follow
3832 that in fold_convert().
3834 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3837 * tree-inline.c (build_duplicate_type): When we make a
3838 duplicate type, make it unique in the canonical types system.
3840 2008-02-29 Tom Tromey <tromey@redhat.com>
3842 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3843 input_file_stack_history, input_file_stack_restored): Remove.
3844 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3845 * input.h (struct file_stack): Remove.
3846 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3847 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3849 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3851 (diagnostic_last_module_changed): Add 'map' argument.
3852 (diagnostic_set_last_function): Likewise.
3853 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3854 line map, not input_file_stack.
3855 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3857 2008-02-29 Paul Brook <paul@codesourcery.com>
3859 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3861 2008-02-29 Paul Brook <paul@codesourcery.com>
3863 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3865 2008-02-29 Richard Guenther <rguenther@suse.de>
3867 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3869 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3870 value for comparing for a store match.
3871 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3872 (try_to_simplify): Do not do a full-blown reference lookup.
3874 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3877 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3879 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3881 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3883 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3884 strides against cache sizes.
3886 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3888 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3891 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3893 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3894 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3895 is smaller than the original promoted value.
3896 (simplify_subreg): If OP is a SUBREG, try to preserve its
3897 SUBREG_PROMOTED_VAR_P information.
3899 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3901 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3902 (VN_INFO_GET): Allocate new objects on the obstack.
3903 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3904 for rpo_numbers_temp, for consistency.
3905 (free_scc_vn): Free the obstack.
3907 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3909 * doc/invoke.texi: Document -ftree-loop-distribution.
3910 * tree-loop-distribution.c: New.
3911 * tree-pass.h (pass_loop_distribution): New.
3912 * graphds.h (struct graph): Add htab_t indices.
3913 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3914 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3915 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3916 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3917 * tree-data-ref.c (debug_data_dependence_relations): New.
3918 (dump_data_dependence_relation): Also print data references.
3919 (free_data_ref): Extern.
3920 (same_access_functions): Moved...
3921 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3922 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3923 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3924 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3925 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3926 (stmts_from_loop): Skip LABEL_EXPR.
3927 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3929 (build_rdg): Initialize rdg->indices htab.
3930 (free_rdg, stores_from_loop, ref_base_address,
3931 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3932 have_similar_memory_accesses_1, ref_base_address_1,
3933 remove_similar_memory_refs): New.
3934 * tree-data-ref.h: Depend on tree-chrec.h.
3935 (debug_data_dependence_relations, free_data_ref): Declared.
3936 (same_access_functions): ... here.
3937 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3939 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3940 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3941 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3942 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3943 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3944 rdg_vertex_for_stmt): Declared.
3945 (struct rdg_edge): Add level.
3947 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3948 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3950 (rdg_has_similar_memory_accesses): New.
3951 * tree-vect-analyze.c: Remove unused static decls.
3952 * lambda.h (dependence_level): New.
3953 * common.opt (ftree-loop-distribution): New.
3954 * tree-flow.h (mark_virtual_ops_in_bb,
3955 slpeel_tree_duplicate_loop_to_edge_cfg,
3956 rename_variables_in_loop): Declared.
3957 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3958 (OBJS-common): Add tree-loop-distribution.o.
3959 (tree-loop-distribution.o): New rule.
3960 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3961 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3962 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3964 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3967 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3968 other than structures and unions.
3970 2008-02-28 Richard Guenther <rguenther@suse.de>
3973 2008-02-26 Richard Guenther <rguenther@suse.de>
3975 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3976 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3977 (lookup_decl_from_uid): Declare.
3978 (remove_decl_from_map): Likewise.
3979 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3980 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3981 (decl_for_uid_map): New global hashtable mapping DECL_UID
3983 (init_ttree): Allocate it.
3984 (insert_decl_to_uid_decl_map): New helper function.
3985 (make_node_stat): Insert new decls into the map.
3986 (copy_node_stat): Likewise.
3987 (lookup_decl_from_uid): New function.
3988 (remove_decl_from_map): Likewise.
3989 (print_decl_for_uid_map_statistics): New helper.
3990 (dump_tree_statistics): Call it.
3992 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3993 (referenced_var_iterator): Adjust.
3994 (FOR_EACH_REFERENCED_VAR): Adjust.
3995 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3996 (num_referenced_vars): Adjust.
3997 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3998 (first_referenced_var): Remove.
3999 (end_referenced_vars_p): Likewise.
4000 (next_referenced_var): Likewise.
4001 (referenced_var_iterator_set): New helper function.
4002 * tree-dfa.c (referenced_var_lookup): Adjust.
4003 (referenced_var_check_and_insert): Likewise.
4004 (remove_referenced_var): Likewise.
4005 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4007 (verify_call_clobbering): Likewise.
4008 (verify_memory_partitions): Likewise.
4009 (init_tree_ssa): Allocate bitmap instead of hashtable for
4011 (delete_tree_ssa): Adjust.
4012 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4014 (compute_tag_properties): Likewise.
4015 (set_initial_properties): Likewise.
4016 (find_partition_for): Likewise.
4017 (update_reference_counts): Likewise.
4018 (dump_may_aliases_for): Likewise.
4019 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4020 (add_call_clobber_ops): Likewise.
4021 (add_call_read_ops): Likewise.
4022 (get_asm_expr_operands): Likewise.
4023 * tree-into-ssa.c (dump_decl_set): Likewise.
4024 (update_ssa): Likewise.
4025 * tree-sra.c (scan_function): Likewise.
4026 (decide_instantiations): Likewise.
4027 (scalarize_parms): Likewise.
4028 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4029 (dsa_named_for): Likewise.
4030 * tree-ssa-structalias.c (update_alias_info): Likewise.
4031 (merge_smts_into): Likewise.
4033 2008-02-27 David Daney <ddaney@avtrex.com>
4036 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4037 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4038 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4039 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4040 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4042 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4045 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4046 (BUILT_IN_NEXTTOWARD): Remove.
4047 (BUILT_IN_NEXTTOWARDF): Ditto.
4048 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4049 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4051 2008-02-27 Tom Tromey <tromey@redhat.com>
4053 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4054 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4056 2008-02-27 Jan Beulich <jbeulich@novell.com>
4058 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4059 update the respective field on newdecl.
4061 2008-02-27 Revital Eres <eres@il.ibm.com>
4063 PR rtl-optimization/34999
4064 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4065 crossing edges that ends with a call insn.
4066 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4067 call insn and clear the EDGE_CROSSING flag of the crossing edge
4068 when fixing fallthru edges.
4070 2008-02-27 Richard Guenther <rguenther@suse.de>
4073 * fold-const.c (fold_unary): Return the correct argument,
4074 converted to the result type.
4076 2008-02-27 Richard Guenther <rguenther@suse.de>
4079 * expr.c (expand_expr_real_1): Assert on rotates that operate
4081 * fold-const.c (fold_binary): Use the types precision, not the
4082 bitsize of the mode if folding rotate expressions. Build rotates
4083 only for full modes.
4085 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4087 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4089 * c-pragma.c (pragma_ns_name): New typedef.
4090 (registered_pp_pragmas): New variable.
4091 (c_pp_lookup_pragma): New function.
4092 (c_register_pragma_1): If flag_preprocess_only, do nothing
4093 for non-expanded pragmas, for expanded ones push pragma's
4094 namespace and name into registered_pp_pragmas vector.
4095 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4096 flag_preprocess_only, don't register GCC pch_preprocess
4097 pragma if flag_preprocess_only.
4098 * c-opts.c (c_common_init): Call init_pragma even if
4099 flag_preprocess_only.
4100 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4101 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4102 cpp_register_pragma if flag_preprocess_only.
4104 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4107 * c-parser.c (c_parser_translation_unit): Warn for empty
4108 translation unit, not empty source file.
4110 2008-02-26 Paul Brook <paul@codesourcery.com>
4112 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4113 operand for Thumb-2.
4114 * config/arm/arm.h (reg_class): Add CORE_REGS.
4115 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4116 (BASE_REG_CLASS): Use CORE_REGS.
4117 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4118 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4119 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4120 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4121 ARM_REGNO_OK_FOR_INDEX_P.
4122 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4123 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4124 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4125 (ldm/stm peepholes): Ditto.
4126 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4127 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4128 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4129 * config/arm/constraints.md: Enable "k" constraint on ARM.
4131 2008-02-27 Ben Elliston <bje@au.ibm.com>
4133 * config/rs6000/rs6000.c: Annotate cache line size field in all
4134 instances of struct processor_costs.
4136 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4138 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4139 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4140 jump_bypass): New counters.
4141 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4142 * dce.c (gate_ud_dce): Same.
4143 (gate_fast_dce): Same.
4144 * dse.c (gate_dse1): New function.
4145 (gate_dse2): New function.
4146 (gate_dse): Merge results of new gate functions.
4147 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4148 (gate_handle_jump_bypass): Add dbg_cnt.
4149 (gate_handle_gcse): Add dbg_cnt.
4150 * ifcvt.c (gate_handle_if_conversion): Same.
4151 (gate_handle_if_after_combine): Same.
4152 (gate_handle_if_after_reload): Same.
4153 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4155 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4157 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4159 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4161 2008-02-26 Jason Merrill <jason@redhat.com>
4164 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4165 alone if it's the naming decl for the type's main variant.
4167 2008-02-26 Tom Tromey <tromey@redhat.com>
4169 * system.h (USE_MAPPED_LOCATION): Poison.
4170 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4171 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4172 (make_goto_expr_edges): Likewise.
4173 (remove_bb): Likewise.
4174 (execute_warn_function_return): Likewise.
4175 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4177 * c-common.c (fname_decl): Remove old location code.
4178 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4180 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4182 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4183 (gen_rtx_ASM_INPUT): Likewise.
4184 (gen_rtx_ASM_INPUT_loc): Likewise.
4185 (get_rtx_asm_OPERANDS): Remove.
4186 * cfglayout.c (insn_locators_alloc): Remove old location code.
4187 (set_curr_insn_source_location): Likewise.
4188 (curr_insn_locator): Likewise.
4189 * print-tree.c (print_node): Remove old location code.
4190 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4191 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4192 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4193 location_from_locus.
4194 (construct_exit_block): Remove old location code.
4195 * emit-rtl.c (force_next_line_note): Remove old location code.
4196 * profile.c (branch_prob): Remove old location code.
4197 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4198 LOC_LINE): Remove old-location variants.
4199 * langhooks.c (lhd_print_error_function): Remove old location
4201 * configure, config.in: Rebuilt.
4202 * configure.ac (--enable-mapped-location): Remove.
4203 * c-decl.c (c_init_decl_processing): Remove old location code.
4204 (finish_function): Likewise.
4205 * recog.c (decode_asm_operands): Remove old location code.
4206 * c-pch.c (c_common_read_pch): Remove old location code.
4207 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4209 * gimple-low.c (lower_function_body): Remove old location code.
4210 * toplev.c (unknown_location): Remove.
4211 (push_srcloc): Remove old-location variant.
4212 (process_options): Remove old location code.
4213 (lang_dependent_init): Likewise.
4214 * input.h (UNKNOWN_LOCATION): Move definition.
4215 (location_t): Undeprecate.
4216 (source_locus): Remove.
4217 (location_from_locus): Remove.
4218 (struct location_s): Remove.
4219 Remove all old-location code.
4220 (input_line, input_filename): Remove.
4221 * final.c (final_scan_insn): Remove old location code.
4222 * diagnostic.c (diagnostic_build_prefix): Remove
4223 USE_MAPPED_LOCATION test.
4224 * tree.h (gimple_stmt) <locus>: Now a location_t.
4225 (tree_exp) <locus>: Likewise.
4226 (DECL_IS_BUILTIN): Remove old-location variant.
4227 (annotate_with_file_line, annotate_with_locus): Likewise.
4228 (expr_locus, set_expr_locus): Update.
4229 * tree.c (build1_stat): Remove old location code.
4230 (last_annotated_node): Remove.
4231 (annotate_with_file_line): Remove old-location variant.
4232 (annotate_with_locus): Likewise.
4233 (expr_location): Remove old location code.
4234 (set_expr_location): Likewise.
4235 (expr_has_location): Likewise.
4236 (expr_locus): Likewise.
4237 (set_expr_locus): Likewise.
4238 (expr_filename): Don't use location_from_locus.
4239 (expr_lineno): Likewise.
4240 * rtl-error.c (location_for_asm): Remove old location code.
4241 * c-lex.c (cb_line_change): Remove old location code.
4242 (fe_file_change): Likewise.
4243 (cb_def_pragma): Likewise.
4244 (c_lex_with_flags): Likewise.
4245 * gengtype.c (do_typedef): Don't special-case location types.
4246 (define_location_structures): Remove.
4247 (main): Don't call define_location_structures.
4248 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4251 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4254 * builtins.def (BUILT_IN_STDARG_START): Remove.
4255 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4256 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4257 * tree-inline.c (inline_forbidden_p_1): Likewise.
4259 2008-02-26 Richard Guenther <rguenther@suse.de>
4261 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4262 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4263 (lookup_decl_from_uid): Declare.
4264 (remove_decl_from_map): Likewise.
4265 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4266 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4267 (decl_for_uid_map): New global hashtable mapping DECL_UID
4269 (init_ttree): Allocate it.
4270 (insert_decl_to_uid_decl_map): New helper function.
4271 (make_node_stat): Insert new decls into the map.
4272 (copy_node_stat): Likewise.
4273 (lookup_decl_from_uid): New function.
4274 (remove_decl_from_map): Likewise.
4275 (print_decl_for_uid_map_statistics): New helper.
4276 (dump_tree_statistics): Call it.
4278 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4279 (referenced_var_iterator): Adjust.
4280 (FOR_EACH_REFERENCED_VAR): Adjust.
4281 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4282 (num_referenced_vars): Adjust.
4283 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4284 (first_referenced_var): Remove.
4285 (end_referenced_vars_p): Likewise.
4286 (next_referenced_var): Likewise.
4287 (referenced_var_iterator_set): New helper function.
4288 * tree-dfa.c (referenced_var_lookup): Adjust.
4289 (referenced_var_check_and_insert): Likewise.
4290 (remove_referenced_var): Likewise.
4291 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4292 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4293 (verify_call_clobbering): Likewise.
4294 (verify_memory_partitions): Likewise.
4295 (init_tree_ssa): Allocate bitmap instead of hashtable for
4297 (delete_tree_ssa): Adjust.
4298 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4299 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4300 (compute_tag_properties): Likewise.
4301 (set_initial_properties): Likewise.
4302 (find_partition_for): Likewise.
4303 (update_reference_counts): Likewise.
4304 (dump_may_aliases_for): Likewise.
4305 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4306 (add_call_clobber_ops): Likewise.
4307 (add_call_read_ops): Likewise.
4308 (get_asm_expr_operands): Likewise.
4309 * tree-into-ssa.c (dump_decl_set): Likewise.
4310 (update_ssa): Likewise.
4311 * tree-sra.c (scan_function): Likewise.
4312 (decide_instantiations): Likewise.
4313 (scalarize_parms): Likewise.
4314 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4315 (dsa_named_for): Likewise.
4316 * tree-ssa-structalias.c (update_alias_info): Likewise.
4317 (merge_smts_into): Likewise.
4319 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4322 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4323 * c-opts.c (c_common_handle_option): Wall enables
4324 Wvolatile-register-var.
4325 * common.opt: Move Wvolatile-register-var to...
4328 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4330 * common.opt (Wlarger-than=): New.
4331 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4333 * opts.c (common_handle_option): Handle -Wlarger-than=.
4334 * optc-gen.awk: Likewise.
4335 * opth-gen.awk: Likewise.
4336 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4337 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4339 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4341 * c-common.c (match_case_to_enum_1): Add appropriate
4342 OPT_W* parameter to warning.
4343 (c_do_switch_warnings): Likewise.
4344 * c-typeck.c (warning_init): Add one more parameter following
4346 (push_init_level): Update call to warning_init.
4347 (pop_init_level): Likewise.
4348 (add_pending_init): Likewise.
4349 (output_init_element: Likewise.
4351 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4354 * toplev.c (toplev_main): If there are warnings or error, print
4355 errors for ignored options.
4356 * opts.c (ignored_options): New static variable.
4357 (postpone_unknown_option_error): New.
4358 (print_ignored_options): New.
4359 (handle_option): Postpone errors for unknown -Wno-* options.
4360 * opts.h (print_ignored_options): Declare.
4362 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4364 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4367 2008-02-25 Richard Guenther <rguenther@suse.de>
4370 2008-02-25 Richard Guenther <rguenther@suse.de>
4372 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4373 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4374 (lookup_decl_from_uid): Declare.
4375 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4376 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4377 (decl_for_uid_map): New global hashtable mapping DECL_UID
4379 (init_ttree): Allocate it.
4380 (insert_decl_to_uid_decl_map): New helper function.
4381 (make_node_stat): Insert new decls into the map.
4382 (copy_node_stat): Likewise.
4383 (lookup_decl_from_uid): New function.
4384 (print_decl_for_uid_map_statistics): New helper.
4385 (dump_tree_statistics): Call it.
4387 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4388 (referenced_var_iterator): Adjust.
4389 (FOR_EACH_REFERENCED_VAR): Adjust.
4390 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4391 (num_referenced_vars): Adjust.
4392 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4393 (first_referenced_var): Remove.
4394 (end_referenced_vars_p): Likewise.
4395 (next_referenced_var): Likewise.
4396 (referenced_var_iterator_set): New helper function.
4397 * tree-dfa.c (referenced_var_lookup): Adjust.
4398 (referenced_var_check_and_insert): Likewise.
4399 (remove_referenced_var): Likewise.
4400 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4401 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4402 (verify_call_clobbering): Likewise.
4403 (verify_memory_partitions): Likewise.
4404 (init_tree_ssa): Allocate bitmap instead of hashtable for
4406 (delete_tree_ssa): Adjust.
4407 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4408 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4409 (compute_tag_properties): Likewise.
4410 (set_initial_properties): Likewise.
4411 (find_partition_for): Likewise.
4412 (update_reference_counts): Likewise.
4413 (dump_may_aliases_for): Likewise.
4414 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4415 (add_call_clobber_ops): Likewise.
4416 (add_call_read_ops): Likewise.
4417 (get_asm_expr_operands): Likewise.
4418 * tree-into-ssa.c (dump_decl_set): Likewise.
4419 (update_ssa): Likewise.
4420 * tree-sra.c (scan_function): Likewise.
4421 (decide_instantiations): Likewise.
4422 (scalarize_parms): Likewise.
4423 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4424 (dsa_named_for): Likewise.
4425 * tree-ssa-structalias.c (update_alias_info): Likewise.
4426 (merge_smts_into): Likewise.
4428 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4431 * doc/invoke.texi (-fcx-limited-range): Document new option.
4432 * toplev.c (process_options): Handle -fcx-fortran-rules.
4433 * common.opt: Add documentation for -fcx-fortran-rules.
4435 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4438 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4439 actual behaviour and C99.
4441 2008-02-26 Ben Elliston <bje@au.ibm.com>
4443 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4444 (ASM_CPU_POWER6_SPEC): Likewise.
4445 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4446 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4447 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4449 2008-02-25 Richard Guenther <rguenther@suse.de>
4451 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4452 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4453 (lookup_decl_from_uid): Declare.
4454 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4455 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4456 (decl_for_uid_map): New global hashtable mapping DECL_UID
4458 (init_ttree): Allocate it.
4459 (insert_decl_to_uid_decl_map): New helper function.
4460 (make_node_stat): Insert new decls into the map.
4461 (copy_node_stat): Likewise.
4462 (lookup_decl_from_uid): New function.
4463 (print_decl_for_uid_map_statistics): New helper.
4464 (dump_tree_statistics): Call it.
4466 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4467 (referenced_var_iterator): Adjust.
4468 (FOR_EACH_REFERENCED_VAR): Adjust.
4469 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4470 (num_referenced_vars): Adjust.
4471 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4472 (first_referenced_var): Remove.
4473 (end_referenced_vars_p): Likewise.
4474 (next_referenced_var): Likewise.
4475 (referenced_var_iterator_set): New helper function.
4476 * tree-dfa.c (referenced_var_lookup): Adjust.
4477 (referenced_var_check_and_insert): Likewise.
4478 (remove_referenced_var): Likewise.
4479 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4480 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4481 (verify_call_clobbering): Likewise.
4482 (verify_memory_partitions): Likewise.
4483 (init_tree_ssa): Allocate bitmap instead of hashtable for
4485 (delete_tree_ssa): Adjust.
4486 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4487 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4488 (compute_tag_properties): Likewise.
4489 (set_initial_properties): Likewise.
4490 (find_partition_for): Likewise.
4491 (update_reference_counts): Likewise.
4492 (dump_may_aliases_for): Likewise.
4493 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4494 (add_call_clobber_ops): Likewise.
4495 (add_call_read_ops): Likewise.
4496 (get_asm_expr_operands): Likewise.
4497 * tree-into-ssa.c (dump_decl_set): Likewise.
4498 (update_ssa): Likewise.
4499 * tree-sra.c (scan_function): Likewise.
4500 (decide_instantiations): Likewise.
4501 (scalarize_parms): Likewise.
4502 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4503 (dsa_named_for): Likewise.
4504 * tree-ssa-structalias.c (update_alias_info): Likewise.
4505 (merge_smts_into): Likewise.
4507 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4510 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4511 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4512 * alias.h (nonoverlapping_memrefs_p): Likewise.
4514 2008-02-25 Jan Beulich <jbeulich@novell.com>
4516 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4517 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4518 __emultls_get_address, __emultls_register_common,
4519 __floatundi?f, and _Unwind_GetIPInfo.
4520 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4521 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4522 (gen_regparm_prefix): Likewise.
4523 (i386_nlm_encode_section_info): Sync with
4524 config/i386/winnt.c:i386_pe_encode_section_info().
4525 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4526 i386_nlm_mangle_decl_assembler_name): New.
4527 (netware_override_options): New.
4528 * config/i386/netware.h (netware_override_options): Declare.
4529 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4530 (i386_nlm_mangle_decl_assembler_name): Declare.
4531 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4533 2008-02-25 Ben Elliston <bje@au.ibm.com>
4536 * c-decl.c (grokdeclarator): Remove unused local variables
4537 `typedef_type' and `type_as_written'.
4539 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4540 unused local variable `has_hot_blocks'.
4541 (fix_crossing_conditional_branches): Remove unused local variable
4544 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4547 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4548 using DEF_C99_BUILTIN.
4549 (BUILT_IN_NANF): Ditto.
4550 (BUILT_IN_NANL): Ditto.
4552 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4553 Revital Eres <eres@il.ibm.com>
4555 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4556 regarding the order of two dependent insns in the same row.
4558 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4560 * stor-layout.c (layout_decl): Do not bump the alignment of a
4561 bit-field to more than byte alignment if it is packed.
4563 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4565 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4568 2008-02-24 Diego Novillo <dnovillo@google.com>
4570 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4573 * tree-vrp.c (vrp_evaluate_conditional): With
4574 -Wtype-limits, emit a warning when comparing against a
4575 constant outside the natural range of OP0's type.
4576 * c.opt (Wtype-limits): Move ...
4577 * common.opt (Wtype-limits): ... here.
4579 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4581 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4582 * config/rs6000/e300c2c3.md: New file.
4583 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4585 (rs6000_override_options): Add e300c2 and e300c3 cases to
4586 processor_target_table. Do not allow usage of Altivec or Spe
4587 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4588 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4589 * config/rs6000/rs6000.h (processor_type): Add
4590 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4591 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4592 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4593 and ppce300c3. Include e300c2c3.md.
4595 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4597 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4598 instead of TARGET_STRICT_ALIGN.
4600 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4602 * explow.c (memory_address): Assert that the generated address is
4605 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4608 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4609 * config/darwin-ppc-ldouble-patch.def: New file.
4610 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4611 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4612 SUBTARGET_INIT_BUILTINS if defined.
4613 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4616 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4619 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4620 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4622 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4625 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4626 file" warning condtional on -Winvalid-PCH.
4628 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4630 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4632 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4636 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4637 prevent reload from using MMX registers.
4638 (*mov<mode>_internal): Ditto.
4639 (*movv2sf_internal_rex64): Ditto.
4640 (*movv2sf_internal): Ditto.
4642 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4644 PR documentation/31569
4645 * doc/install.texi2html: Use makeinfo --no-number-sections.
4647 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4649 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4650 ensure that we can address an entire entity > 8 bytes. Don't
4651 generate reg+reg addressing for such data.
4653 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4655 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4656 strings when optimizing for size, unless the target cares about
4659 2008-02-22 Tom Tromey <tromey@redhat.com>
4661 * regclass.c (current_pass): Remove declaration.
4663 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/libgcc.S (__RAMPZ__): Define.
4666 (__do_copy_data): Add for devices with 128KB code memory.
4668 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4670 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4672 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4674 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4676 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4679 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4682 * c-typeck.c (build_binary_op): Warn about floating point
4683 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4685 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4688 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4689 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4691 (rs6000_override_options): Set altivec_abi as default, not override,
4692 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4693 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4694 is used; use new member spe_abi.
4695 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4696 spe_abi and altivec_abi.
4698 2008-02-22 Tomas Bily <tbily@suse.cz>
4700 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4702 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4705 * config.build (build_file_translate): Set to `CMD //c' only if
4707 * Makefile.in (build_file_translate): Improve comment.
4709 2008-02-21 Jan Hubicka <jh@suse.cz>
4711 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4712 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4713 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4715 2008-02-21 Michael Matz <matz@suse.de>
4718 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4720 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4723 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4725 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4726 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4727 SSE_VEC_FLOAT_MODE_P as insn constraint.
4728 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4729 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4730 sse4a_movntdf using MODEF mode iterator.
4731 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4732 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4733 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4734 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4735 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4736 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4737 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4739 2008-02-21 Richard Guenther <rguenther@suse.de>
4741 * tree.def (PAREN_EXPR): New tree code.
4742 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4744 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4745 * expr.c (expand_expr_real_1): Likewise.
4746 * tree-inline.c (estimate_num_insns_1): Likewise.
4747 * tree-complex.c (expand_complex_move): Likewise.
4748 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4751 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4754 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4756 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4759 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4761 * config/sh/sh.c (find_barrier): Don't go past
4762 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4764 2008-02-20 DJ Delorie <dj@redhat.com>
4766 * config/h8300/h8300.md (insv): Force source operand to be a register.
4768 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4769 as a jump, not as a plain insn.
4771 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4773 * doc/invoke.texi (Warning Options): Add new option
4774 -Wframe-larger-than=.
4775 (-Wframe-larger-than): Document.
4777 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4778 Add declarations for new option variables.
4780 * final.c (final_start_function): Check the frame size
4781 before emission and issue a Wframe-larger-than warning.
4783 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4784 Add definitions for new option variables.
4785 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4787 * common.opt (Wframe-larger-than=): New option.
4789 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4791 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4792 (<sse>_div<mode>3): Ditto.
4793 (<sse>_vmdiv<mode>3): Ditto.
4794 (<sse>_vmsqrt<mode>2): Ditto.
4795 (*smax<mode>3): Ditto.
4796 (sse5_frcz<mode>2): Ditto.
4797 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4800 2008-02-20 Richard Guenther <rguenther@suse.de>
4803 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4804 be happy with INTEGRAL_TYPE_P.
4806 2008-02-20 Richard Guenther <rguenther@suse.de>
4808 * fold-const.c (split_tree): Associate floatig-point expressions
4809 if flag_associative_math is set.
4811 2008-02-20 Richard Guenther <rguenther@suse.de>
4813 * tree.h (fold_real_zero_addition_p): Declare.
4814 * fold-const.c (fold_real_zero_addition_p): Export.
4815 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4816 floating-point operations with zero and one.
4818 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4820 * doc/install.texi: Correct references to CFLAGS, replacing them
4821 with BOOT_CFLAGS. Document flags used during bootstrap for
4824 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4826 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4827 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4828 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4830 (smin<mode>3): Ditto from similar patterns.
4831 (smax<mode>3): Ditto.
4832 (*ieee_smin<mode>3): Ditto.
4833 (*ieee_smax<mode>3): Ditto.
4834 * config/i386/sse.md (sse): New mode attribute.
4835 (mov<mode>): Macroize expander from movv4sf and movv2df using
4836 SSEMODEF2P mode iterator.
4837 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4838 SSE_VEC_FLOAT_MODE_P as insn constraint.
4839 (storent<mode>): Ditto.
4840 (storent<mode>): Macroize expander from storentsf and storentdf using
4841 MODEF mode iterator.
4842 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4843 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4844 (abs<mode>2): Ditto from similar patterns.
4845 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4846 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4847 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4848 (<sse>_vmsqrt<mode>2): Ditto.
4849 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4850 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4851 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4852 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4853 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4854 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4855 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4857 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4858 iterator and SSE_FLOAT_MODE_P as insn constraint.
4859 (<sse>_ucomi): Ditto from similar patterns.
4860 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4861 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4862 SSE_VEC_FLOAT_MODE_P as insn constraint.
4863 (vcond<mode>): Ditto from similar patterns.
4864 (and<mode>3, *and<mode>3): Ditto.
4865 (<sse>_nand<mode>3): Ditto.
4866 (ior<mode>3, *ior<mode>3): Ditto.
4867 (xor<mode>3, *xor<mode>3): Ditto.
4868 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4869 iterator and SSE_FLOAT_MODE_P as insn constraint.
4870 (*nand<mode>3): Ditto from similar patterns.
4871 (*ior<mode>3): Ditto.
4872 (*xor<mode>3): Ditto.
4874 2008-02-20 Ira Rosen <irar@il.ibm.com>
4876 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4877 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4878 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4880 2008-02-19 Jan Hubicka <jh@suse.cz>
4882 * predict.c (tree_bb_level_predictions): Remove variable next
4883 mistakely introduced by previous commit.
4885 2008-02-19 Jan Hubicka <jh@suse.cz>
4887 * predict.c (predict_paths_leading_to): Rewrite.
4888 (predict_paths_for_bb): New.
4889 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4891 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4894 * Makefile.in (build_file_translate): New.
4895 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4896 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4897 * configure.ac (build_file_translate): Substitute it.
4898 * configure: Regenerate.
4900 2008-02-19 Jan Hubicka <jh@suse.cz>
4902 PR rtl-optimization/34408
4903 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4906 2008-02-19 Jan Hubicka <jh@suse.cz>
4909 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4912 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/i386-modes.def: Revert the last DI alignment
4916 change until Ada people can look into it.
4918 2008-02-19 Nick Clifton <nickc@redhat.com>
4920 * opts.c (print_specific_help): Fix typo in --help text.
4922 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4925 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4926 32-bit inline asm without asm alternatives for host GCC < 3.0.
4928 2008-02-19 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/34989
4931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4932 Allow propagation to INDIRECT_REF if we can simplify only.
4934 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4936 * c-common.c (warn_for_collisions_1): Use appropriate option when
4939 2008-02-19 Nick Clifton <nickc@redhat.com>
4942 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4943 (handle_options): Fix indentation.
4944 (print_filtered_help): If no language-specific options were
4945 displayed tell the user how to list all the options supported by
4946 the language's front-end.
4947 (print_specific_help): Fix indentation and remove duplicate line.
4948 (common_handle_option): Handle the -v option.
4949 For --help enable the display of undocumented options if the -v
4950 switch has been included on the command line.
4951 For --help= check for overlaps in the arguments between the option
4952 classes and the language names and issue a warning when they
4953 cannot be disambiguated.
4954 * c.opt (v): Pass on to the common option handler.
4956 2008-02-19 Revital Eres <eres@il.ibm.com>
4958 * modulo-sched.c (sms_schedule): Change dump message when
4959 create_ddg function fails.
4960 (try_scheduling_node_in_cycle): Rename row to cycle.
4961 (print_partial_schedule): Rename CYCLE to ROW.
4963 2008-02-19 Christian Bruel <christian.bruel@st.com>
4964 Zdenek Dvorak <ook@ucw.cz>
4966 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4968 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4971 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4972 (*x86_movdicc_0_m1_se): Ditto.
4974 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4977 (CMPtype): Define as __gcc_CMPtype.
4978 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4979 (CMPtype): Define as __gcc_CMPtype.
4981 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4983 Support valgrind 3.3 for --enable-checking=valgrind.
4984 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4986 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4987 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4988 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4989 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4990 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4991 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4992 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4994 * ggc-zone.c: Similar.
4995 * ggc-page.c: Similar.
4997 2008-02-19 Paul Brook <paul@codesourcery.com>
5000 * config/arm/ieee754-df.S: Fix do_it typo.
5001 * config/arm/ieee754-sf.S: Fix do_it typo.
5003 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5006 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5007 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5008 (OPTION_MASK_ISA_SSE_SET): Likewise.
5009 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5010 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5011 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5012 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5013 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5014 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5015 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5016 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5017 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5018 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5019 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5020 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5021 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5022 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5023 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5024 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5025 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5026 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5027 (OPTION_MASK_ISA_SSE4): Removed.
5028 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5029 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5030 (override_options): Don't turn on implied SSE/MMX bits in
5033 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5035 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5038 2008-02-18 Joey Ye <joey.ye@intel.com>
5041 * tree-nested.c (insert_field_into_struct): Set type alignment
5042 to field alignment if the former is less than the latter.
5044 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5046 * BASE-VER: Set to 4.4.0.
5048 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5050 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5051 * doc/cfg.texi: Likewise.
5052 * doc/extend.texi: Likewise.
5053 * doc/gty.texi: Likewise.
5054 * doc/invoke.texi: Likewise.
5055 * doc/loop.texi: Likewise.
5056 * doc/md.texi: Likewise.
5057 * doc/passes.texi: Likewise.
5058 * doc/rtl.texi: Likewise.
5059 * doc/sourcebuild.texi: Likewise.
5060 * doc/tm.texi: Likewise.
5061 * doc/tree-ssa.texi: Likewise.
5063 2008-02-17 Richard Guenther <rguenther@suse.de>
5066 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5067 without default definition.
5069 2008-02-17 Richard Guenther <rguenther@suse.de>
5071 PR tree-optimization/35231
5072 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5075 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5078 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5080 libgcc_cmp_return mode.
5082 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5085 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5087 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5089 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5092 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5094 * doc/c-tree.texi: Use `@.' where appropriate.
5095 * doc/extend.texi: Likewise.
5096 * doc/install.texi: Likewise.
5097 * doc/invoke.texi: Likewise.
5098 * doc/loop.texi: Likewise.
5099 * doc/makefile.texi: Likewise.
5100 * doc/md.texi: Likewise.
5101 * doc/passes.texi: Likewise.
5102 * doc/standards.texi: Likewise.
5103 * doc/tm.texi: Likewise.
5105 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5108 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5110 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5111 rather than in entry_bb.
5113 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5116 libgcc_cmp_return mode.
5118 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5121 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5122 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5124 2008-02-15 Richard Guenther <rguenther@suse.de>
5125 Zdenek Dvorak <ook@ucw.cz>
5127 PR tree-optimization/35164
5128 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5129 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5130 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5131 Only propagate addresses which do not have abnormal SSA_NAMEs
5134 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5137 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5139 2008-02-15 Jan Hubicka <jh@suse.cz>
5142 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5144 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5147 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5148 when calculating alignment_pad.
5150 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5152 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5153 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5154 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5155 and STACK_BOUNDARY define.
5157 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5159 PR preprocessor/35061
5160 * c-pragma.c (handle_pragma_pop_macro): Check that
5161 pushed_macro_table has been allocated.
5163 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5166 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5167 (force_gimple_operand): Likewise.
5168 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5169 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5170 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5171 (find_interesting_uses_address): Check addressability and alignment
5172 of the base expression only after substituting bases of IVs into it.
5174 2008-02-14 Michael Matz <matz@suse.de>
5177 * function.c (instantiate_virtual_regs_in_insn): Reload address
5178 before falling back to reloading the whole operand.
5180 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5182 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5183 before the first section switch note.
5185 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5187 * doc/bugreport.texi: Update copyright years.
5188 * doc/c-tree.texi: Likewise.
5189 * doc/cfg.texi: Likewise.
5190 * doc/cpp.texi: Likewise.
5191 * doc/cppinternals.texi: Likewise.
5192 * doc/fragments.texi: Likewise.
5193 * doc/frontends.texi: Likewise.
5194 * doc/gcc.texi: Likewise.
5195 * doc/gty.texi: Likewise.
5196 * doc/hostconfig.texi: Likewise.
5197 * doc/implement-c.texi: Likewise.
5198 * doc/libgcc.texi: Likewise.
5199 * doc/loop.texi: Likewise.
5200 * doc/makefile.texi: Likewise.
5201 * doc/options.texi: Likewise.
5202 * doc/passes.texi: Likewise.
5203 * doc/rtl.texi: Likewise.
5204 * doc/sourcebuild.texi: Likewise.
5205 * doc/standards.texi: Likewise.
5206 * doc/tree-ssa.texi: Likewise.
5207 * doc/trouble.texi: Likewise.
5209 * doc/extend.texi: Use @: or add comma where appropriate.
5210 * doc/invoke.texi: Likewise.
5211 * doc/tm.texi: Likewise.
5213 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5216 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5219 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5221 * doc/md.texi (clz, ctz): Add reference.
5222 * doc/rtl.texi (clz, ctz): Likewise.
5224 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5227 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5230 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5232 * config/s390/s390.c (struct constant_pool): New field
5233 emit_pool_after added.
5234 (s390_mainpool_start): Set the emit_pool_after flag according
5235 to the section switch notes.
5236 (s390_mainpool_finish): Consider emit_pool_after when emitting
5237 the literal pool at the end of the function.
5238 (s390_chunkify_start): Force literal pool splits at section
5241 2008-02-13 Michael Matz <matz@suse.de>
5244 * var-tracking.c (clobber_variable_part): Correctly traverse the
5247 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5250 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5251 Add -fdump-ipa-inline.
5252 * tree-dump.c (dump_files): Remove tree-inlined dump.
5253 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5255 2008-02-12 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/35171
5258 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5261 2008-02-12 Richard Guenther <rguenther@suse.de>
5264 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5265 value-preserving mode. Disallow final truncation.
5267 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5270 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5271 code from here to...
5272 (force_gimple_operand): ...here.
5274 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5277 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5278 non-compatible pointers.
5279 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5280 different FIELD_DECLs, try harder by comparing field offsets, sizes
5284 * function.c (match_asm_constraints_1): Don't replace the same input
5287 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5289 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5290 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5291 (expand_epilogue): Restore RAMPZ register.
5292 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5294 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5296 * config/i386/cygwin.asm: (__alloca): Correct calling
5297 convention and alignment.
5298 (__chkstk): Force 8 byte stack alignment.
5300 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5301 Richard Guenther <rguenther@suse.de>
5303 PR tree-optimization/33992
5304 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5305 the zero we compare against.
5307 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5310 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5311 to CloseHandle after unlocking to prevent accumulation of handle
5314 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5317 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5318 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5319 and update LABEL_NUSES during and after reload.
5321 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5324 * combine.c (simplify_if_then_else): Make sure the comparison is
5325 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5327 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5330 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5331 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5332 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5333 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5334 * tree.h (get_type_static_bounds): Likewise.
5336 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5338 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5339 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5340 Make -Wfoo language annotations match what the compiler outputs.
5342 2008-02-08 Sa Liu <saliu@de.ibm.com>
5344 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5345 intrinsics spu_convts, spu_convtu, spu_convtf.
5346 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5348 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5350 * doc/extend.texi (Function Attributes) <noinline>: Mention
5351 asm ("") as method to keep calls.
5353 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5356 * doc/options.texi (Options): Replace references to opts.sh with
5358 * opts-common.c: Likewise.
5359 * optc-gen.awk: Likewise.
5361 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5363 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5365 2008-02-07 Richard Henderson <rth@redhat.com>
5368 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5369 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5372 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5374 PR tree-optimization/35085
5375 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5376 for operand entry oe2 in addition to operand entry oe3 in order to
5377 expose more opportunities for vectorizer sum reduction.
5379 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5382 * Makefile.in (LIBS): Remove $(GMPLIBS).
5383 (cc1-dummy, cc1): Add $(GMPLIBS).
5385 2008-02-06 Jan Hubicka <jh@suse.cz>
5388 * i386.md (moddf_integer): Do not produce partial memory stalls for
5389 targets where it hurts.
5391 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5394 * optabs.c (expand_float): Do not check for decimal modes when
5395 expanding unsigned integer through signed conversion.
5397 2008-02-06 Nick Clifton <nickc@redhat.com>
5399 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5400 inside the clobber with a match_operand and duplicated operand
5401 number in the constraint.
5402 (ineqbranchsi): Delete redundant comment.
5404 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5406 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5407 builtin_define ("__USE_INIT_FINI__").
5408 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5410 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5412 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5414 PR documentation/30330
5415 * doc/invoke.texi (C++ Dialect Options)
5416 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5417 For each warning option -Wfoo that allows -Wno-foo, ensure both
5418 -Wfoo and -Wno-foo are listed in the option index. Fix index
5419 entry of -Wswitch-default, index -Wnormalized= including the
5420 `=', and -Wlarger-than-@var{len} including @var{len}.
5422 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5424 * config/i386/i386.md (floatunssisf2): Use
5425 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5426 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5427 Macroize expander using MODEF mode iterator.
5429 2008-02-05 Diego Novillo <dnovillo@google.com>
5431 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5434 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5436 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5439 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5441 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5444 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5445 to indicate if a message should be generated.
5446 (init_cumulative_args): Updated.
5447 (function_value_32): Likewise.
5449 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5451 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5453 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5457 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5459 2008-02-04 Diego Novillo <dnovillo@google.com>
5461 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5464 * tree-vrp.c (vrp_evaluate_conditional): With
5465 -Wtype-limits, emit a warning when comparing against a
5466 constant outside the natural range of OP0's type.
5468 2008-02-04 Richard Guenther <rguenther@suse.de>
5471 * expr.c (count_type_elements): Give for unions instead of
5474 2008-02-04 Richard Guenther <rguenther@suse.de>
5477 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5478 to TYPE_DOMAINs base type instead of using bitsizetype here.
5480 2008-02-03 Jason Merrill <jason@redhat.com>
5482 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5484 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5487 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5488 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5489 (RS/6000 and PowerPC Options): Fix typos and markup.
5490 * doc/passes.texi (Tree-SSA passes): Likewise.
5492 2008-02-02 Michael Matz <matz@suse.de>
5495 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5496 from record_last_reg_set_info.
5497 (record_last_reg_set_info): Take an RTX argument, iterate over all
5498 constituent hardregs.
5499 (record_last_set_info, record_opr_changes): Change calls to
5500 new signature or to record_last_reg_set_info_regno.
5502 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5504 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5506 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5508 PR rtl-optimization/34773
5509 * reg-notes.def (EQUAL): Mention significance of combination of
5510 REG_EQUAL and REG_RETVAL.
5511 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5512 insn that has a REG_RETVAL.
5514 2008-02-01 Roger Sayle <roger@eyesopen.com>
5517 * configure.ac (--enable-fixed-point): Disable unless explicitly
5519 * configure: Regenerate.
5521 2008-02-01 Richard Guenther <rguenther@suse.de>
5524 * invoke.texi (-finline-limit): Remove no longer true parts
5525 of the documentation. Note that there is no default value.
5527 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5528 Mark Mitchell <mark@codesourcery.com>
5529 Ben Elliston <bje@au.ibm.com>
5532 * doc/extend.texi (Other Builtins): Document.
5534 2008-01-31 Tom Browder <tom.browder@gmail.com>
5536 * doc/c-tree.texi (Types): Fix grammar.
5537 (Expression trees): Ditto.
5538 * doc/passes.texi (Tree-SSA passes): Ditto.
5540 * doc/configterms.texi (Configure Terms): Fix typo.
5541 * doc/cpp.texi (Common Predefined Macros): Ditto.
5542 * doc/md.texi (Machine Constraints): Ditto.
5544 * doc/makefile.texi (Makefile): Add comma.
5546 2008-01-31 Tom Browder <tom.browder@gmail.com>
5547 Gerald Pfeifer <gerald@pfeifer.com>
5549 * doc/sourcebuild.texi (Front End): Remove references to CVS
5550 and CVSROOT/modules.
5551 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5552 (Back End): Remove reference to CVS.
5554 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5557 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5559 (mips16_gp_pseudo_reg): ...here.
5560 * config/mips/mips.md (load_const_gp): Replace with...
5561 (load_const_gp_<mode>): ...this :P-based insn.
5563 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5565 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5566 options. Minor fixes.
5567 (-std): Move reference to standards closer to where language
5568 standards are first mentioned.
5570 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5572 PR rtl-optimization/34995
5573 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5574 parameter and return a bool. If the rtx parameter is nonnull,
5575 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5576 (find_reloads): Update call accordingly. Pass the new operand
5577 if it needed no address reloads, otherwise pass null.
5579 2008-01-30 Richard Henderson <rth@redhat.com>
5582 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5583 for unbounded arrays.
5585 2008-01-30 Silvius Rus <rus@google.com>
5587 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5589 2008-01-30 Jan Hubicka <jh@suse.cz>
5592 * i386.c (init_cumulative_args): Use real function declaration when
5595 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5597 PR rtl-optimization/34998
5598 * global.c (build_insn_chain): Treat non-subreg_lowpart
5599 SUBREGs of pseudos as clobbering all the words covered by the
5600 SUBREG, not just all the bytes.
5601 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5602 original df_ref rather than an extract parameter.
5603 (global_conflicts): Update call accordingly.
5605 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5607 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5608 the overflow check to make it easier to read.
5609 (__fixtfdi): Change the type of the ll member in union
5610 long_double to UDItype_x.
5612 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5615 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5616 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5617 * tree-inline.c (fold_marked_statements): Call
5618 cgraph_update_edges_for_call_stmt if folding a call statement.
5619 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5620 debug_generic_stmt calls, reset it back afterwards.
5623 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5625 * c-typeck.c (build_external_ref): Don't pedwarn about
5626 static vars in current function's scope.
5628 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5630 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5632 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5635 * ipa-struct-reorg.c: Fix spelling.
5636 * params.def: Ditto.
5638 2008-01-29 Richard Guenther <rguenther@suse.de>
5641 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5643 * tree-inline.c (remap_type): Increment remapping_type_depth
5644 around remapping types.
5645 (copy_body_r): Only add referenced variables if they are referenced
5646 from code, not types.
5648 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5659 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5660 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5662 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5665 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5666 pointer for tiny stack.
5668 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5670 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5672 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5674 * config/vx-common.h: Fix typo in comment.
5676 2008-01-28 Ian Lance Taylor <iant@google.com>
5680 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5681 coalesce pointers if they have different DECL_NO_TBAA_P values.
5682 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5683 between variables with different DECL_NO_TBAA_P values.
5685 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5688 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5689 are not legitimate small data references on SPE targets.
5691 2008-01-28 David Daney <ddaney@avtrex.com>
5693 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5695 2008-01-28 David Daney <ddaney@avtrex.com>
5697 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5699 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5701 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5702 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5703 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5704 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5705 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5706 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5707 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5708 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5710 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5712 * basic-block.h (condjump_equiv_p): Fix comment.
5714 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5716 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5717 print_generic_stmt_indented): Fix comment.
5719 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5721 * configure.ac (__stack_chk_fail): Add detecion for availability
5722 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5723 * configure: Regenerate.
5725 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5728 * final.c (output_addr_const): Handle TRUNCATE.
5730 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5733 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5734 (zero_cost, infinite_cost): New constants.
5735 (struct cost_pair): Change type of cost to comp_cost.
5736 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5737 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5739 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5740 split_address_cost, ptr_difference_cost, difference_cost,
5741 get_computation_cost_at, get_computation_cost,
5742 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5743 determine_use_iv_cost_condition, determine_use_iv_costs,
5744 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5745 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5746 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5747 Change type of cost to comp_cost.
5748 (determine_iv_cost): Increase cost of non-original ivs, instead
5749 of decreasing the cost of original ones.
5750 (get_address_cost): Indicate the complexity of the addressing mode
5752 (try_add_cand_for): Prefer using ivs not specific to some object.
5753 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5755 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5756 Janis Johnson <janis187@us.ibm.com>
5759 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5760 (TARGET_INSTANTIATE_DECLS): Likewise.
5761 * target.h (expand_to_rtl_hook): New target hook.
5762 (instantiate_decls): Likewise.
5763 * function.c (instantiate_decl): Make non-static. Rename to...
5764 (instantiate_decl_rtl): ... this.
5765 (instantiate_expr): Use instantiate_decl_rtl.
5766 (instantiate_decls_1): Likewise.
5767 (instantiate_decls): Likewise.
5768 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5769 * function.h (instantiate_decl_rtl): Add prototype.
5770 * cfgexpand.c (target.h): New include.
5771 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5772 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5773 (TARGET_INSTANTIATE_DECLS): Likewise.
5774 (TARGET_INITIALIZER): New target hooks added.
5775 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5777 * config/rs6000/rs6000.c (tree-flow.h): New include.
5778 (machine_function): Add sdmode_stack_slot field.
5779 (rs6000_alloc_sdmode_stack_slot): New function.
5780 (rs6000_instantiate_decls): Likewise.
5781 (rs6000_secondary_memory_needed_rtx): Likewise.
5782 (rs6000_check_sdmode): Likewise.
5783 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5784 (TARGET_INSTANTIATE_DECLS): Likewise.
5785 (rs6000_hard_regno_mode_ok): Allow SDmode.
5786 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5787 (rs6000_emit_move): Handle SDmode.
5788 (function_arg_advance): Likewise.
5789 (function_arg): Likewise.
5790 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5791 SDmode var args for 32-bit compiles.
5792 (rs6000_secondary_reload_class): Handle SDmode.
5793 (rs6000_output_function_epilogue): Likewise.
5794 (rs6000_function_value): Simplify if statement.
5795 (rs6000_libcall_value): Likewise.
5796 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5797 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5798 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5799 (movsd_hardfloat): New define_insn.
5800 (movsd_softfloat): Likewise.
5801 (movsd_store): Likewise.
5802 (movsd_load): Likewise.
5803 (extendsddd2): Likewise.
5804 (extendsdtd2): Likewise.
5805 (truncddsd2): Likewise.
5806 (movdd_hardfloat64): Fixup comment.
5807 (UNSPEC_MOVSD_LOAD): New constant.
5808 (UNSPEC_MOVSD_STORE): Likewise.
5810 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5813 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5815 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5816 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5817 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5820 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5823 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5824 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5825 __LONGDOUBLE128 too.
5826 * config/rs6000/aix61.h: New file.
5828 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5830 PR rtl-optimization/34959
5831 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5832 popcount and parity rtxes the same mode as their operand.
5833 Truncate or extend the result to the return value's mode
5836 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5839 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5840 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5841 to GOT_VERSION_REGNUM.
5842 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5843 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5844 * config/mips/mips.c (mips_emit_call_insn): New function.
5845 (mips_call_tls_get_addr): Call mips_expand_call directly.
5846 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5848 (mips16_build_call_stub): Likewise. Return the call insn or null.
5849 (mips_expand_call): Update the call to mips16_build_call_stub
5850 accordingly and a remove redundant condition. Assert that MIPS16
5851 stubs do not use lazy binding. Use mips_emit_call_insn and return
5853 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5855 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5856 (mips_avoid_hazard): Remove hazard_set handling.
5857 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5858 (UNSPEC_RESTORE_GP): ...this.
5859 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5860 (FAKE_CALL_REGNO): Rename to...
5861 (GOT_VERSION_REGNUM): ...this.
5862 (type): Add "ghost" value. Add an associated insn reservation.
5863 (hazard_set): Remove.
5864 (exception_receiver): Rename to...
5865 (restore_gp): ...this and update the unspec identifier accordingly.
5866 (exception_receiver, nonlocal_got_receiver): New expanders.
5867 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5868 FAKE_CALL_REGNO. Remove hazard_set attribute.
5869 (set_got_version, update_got_version): New patterns.
5871 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5874 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5876 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5879 * doc/install.texi2html: Generate gcc-vers.texi.
5881 2008-01-25 DJ Delorie <dj@redhat.com>
5883 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5885 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5887 * config/c4x: Remove directory.
5888 * config.gcc (crx-*, mt-*): Mark obsolete.
5889 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5890 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5891 sh-*-rtemscoff*): Remove cases.
5892 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5893 * real.c (encode_c4x_single, decode_c4x_single,
5894 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5895 c4x_extended_format): Remove.
5896 * real.h (c4x_single_format, c4x_extended_format): Remove.
5897 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5899 (Pragmas): Remove comment about c4x pragmas.
5900 * doc/install.texi (c4x): Remove target-specific instructions.
5901 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5902 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5903 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5904 refer to C4x source files as examples.
5905 (C4X_FLOAT_FORMAT): Remove documentation.
5907 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5909 * config/bfin/bfin.c (override_options): Reorder tests so that
5910 flag_pic gets enabled for -msep-data.
5912 2008-01-25 Richard Guenther <rguenther@suse.de>
5915 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5916 to its bitfield precision if required.
5918 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5921 * tree-nested.c (walk_omp_for): New function.
5922 (convert_nonlocal_reference, convert_local_reference): Call
5923 walk_omp_for on OMP_FOR.
5924 (convert_call_expr): Call walk_body on OMP_FOR's
5925 OMP_FOR_PRE_INIT_BODY.
5927 2008-01-25 Richard Guenther <rguenther@suse.de>
5929 PR tree-optimization/34966
5930 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5931 default defs and PHI_NODEs we have to insert after the
5934 2008-01-24 Nick Clifton <nickc@redhat.com>
5936 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5937 Provide a default definition.
5938 (LIBGCC2_UNITS_PER_WORD): Likewise.
5940 * config/stormy16/stormy16.c: Include df.h for the prototype
5941 for df_regs_ever_live_p.
5942 (xstormy16_expand_builtin_va_start): Convert the stack offset
5943 into a component_ref and then use POINTER_PLUS_EXPR to add it
5944 to the incoming_virtual_args_rtx.
5945 (xstormy16_gimplify_va_arg_expr): Rename to
5946 xstormy16_gimplify_va_arg_expr.
5947 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5948 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5949 xstormy16_gimplify_va_arg_expr.
5950 Fix up some formatting issues.
5952 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5953 Move to predicates.md.
5954 (xs_hi_general_operand): Likewise.
5955 (xs_hi_nonmemory_operand): Likewise.
5956 * config/stormy16/predicates.md:
5957 (xstormy16_carry_plus_operand): New predicate.
5958 (xs_hi_general_operand): New predicate.
5959 (xs_hi_nonmemory_operand): New predicate.
5960 * config/stormy16/stormy16-protos.h:
5961 (xstormy16_carry_plus_operand): Delete prototype.
5962 (xs_hi_general_operand): Likewise.
5963 (xs_hi_nonmemory_operand): Likewise.
5965 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5966 modifiers as they are no longer needed and they can trigger
5967 reload spill failures.
5969 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5970 with a match_operand in order to help reload.
5972 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5973 constraint with 'e' for the 8th alternative as this version of
5974 the mov.w instruction only accepts the lower 8 registers.
5976 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5979 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5980 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5983 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5986 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5988 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5990 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5992 (remove_structure): Update allocations list before removing structure.
5994 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5996 * ipa-struct-reorg.c (is_safe_cond_expr,
5997 create_new_stmts_for_cond_expr): Use integer_zerop function,
5998 that recognize not only zero-pointer, but zero-integer too.
6000 2008-01-25 Ben Elliston <bje@au.ibm.com>
6003 * fixproto: Escape "." in sed expression that strips leading "./".
6005 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6008 * gcc.c (SWITCH_OK): Removed.
6009 (SWITCH_LIVE): Changed to bit.
6010 (SWITCH_FALSE): Likewise.
6011 (SWITCH_IGNORE): Likewise.
6012 (switchstr): Change live_cond to unsigned int.
6013 (process_command): Replace SWITCH_OK with 0.
6014 (do_self_spec): Likewise.
6015 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6016 (give_switch): Likewise.
6017 (used_arg): Likewise.
6018 (do_spec_1): Set the SWITCH_IGNORE bit.
6019 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6020 bits. Set the SWITCH_LIVE bit.
6022 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6024 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6026 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6028 PR tree-optimization/34472
6029 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6030 parameter to a "bool *" and set *DATA to false if there is
6031 an unsafe access. Do not delete the structure here.
6032 (check_cond_exprs): Delete it here instead.
6033 (check_cond_exprs, exclude_cold_structs): Do not increase
6034 I when removing a structure.
6036 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6039 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6040 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6042 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6045 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6046 a fixed vector for stack.
6048 2008-01-24 Ben Elliston <bje@au.ibm.com>
6051 * doc/gcc.texi (Software development): Add a direntry for g++.
6053 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6055 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6056 stale and straggling -fforce-addr comments above.
6058 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6060 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6061 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6063 2008-01-23 Michael Matz <matz@suse.de>
6066 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6069 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6071 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6074 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6076 * config/avr/avr.c (avr_current_arch): New variable.
6077 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6078 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6079 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6080 (avr_override_options): Init 'avr_current_arch'.
6081 (base_arch_s): Move from here...
6082 * config/avr/avr.h (base_arch_s): ... here. Add new members
6083 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6084 'mega' to 'have_jmp_call'.
6085 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6086 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6088 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6090 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6091 MULTILIB_MATCHES): (Ditto.).
6093 2008-01-23 Richard Guenther <rguenther@suse.de>
6096 * cgraphunit.c (cgraph_reset_node): Always mark the node
6097 not reachable if it is not queued already.
6099 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6102 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6103 (cputype_selected): New static variable.
6104 (bfin_handle_option): Set it if -mcpu is used.
6105 (override_option): Select default set of workarounds if no cpu type
6106 selected on the command line.
6107 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6109 From Michael Frysinger <michael.frysinger@analog.com>
6110 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6111 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6113 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6114 for bf547, bf523, bf524, and bf526.
6115 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6117 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6118 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6119 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6120 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6121 * doc/invoke.texi (Blackfin Options): Document that
6122 -mcpu now accept bf547, bf523, bf524, and bf526.
6124 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6126 PR rtl-optimization/34628
6127 * combine.c (try_combine): Stop and undo after the first combination
6128 if an autoincrement side-effect on the first insn has effectively
6131 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6134 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6135 Offset addresses are not valid for Altivec or paired float modes.
6137 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6140 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6141 if DECL_INITIAL (decl) is error_mark_node.
6144 * c-common.c (handle_vector_size_attribute): Only allow
6145 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6146 the same way as pointer, array etc. types.
6147 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6150 * tree.c (build_type_attribute_qual_variant): Call
6151 build_qualified_type if attributes are equal, but quals are not.
6153 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6156 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6157 * flags.h (warn_strict_aliasing): Remove.
6158 (warn_strict_overflow): Remove.
6159 * opts.c (warn_strict_aliasing): Remove.
6160 (warn_strict_overflow): Remove.
6161 * c-opts.c (c_common_handle_option): -Wall only sets
6162 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6163 (c_common_post_options): Give default values to -Wstrict-aliasing
6164 and -Wstrict-overflow if they are uninitialized.
6165 * common.opt (Wstrict-aliasing): Specify Var and Init.
6166 (Wstrict-overflow): Likewise.
6168 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6170 PR rtl-optimization/26854
6171 PR rtl-optimization/34400
6172 PR rtl-optimization/34884
6173 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6175 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6176 (df_rd_bb_info.expanded_lr_out): Deleted
6177 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6178 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6179 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6180 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6181 Removed code to allocate, initialize or free expanded_lr_out.
6182 (df_rd_bb_local_compute_process_def): Restructured to make more
6184 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6185 sets if the sets are being trimmed.
6187 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6190 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6191 (as_vers): Likewise.
6192 * configure: Regenerated.
6194 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6197 * tree-pass.h (pass_build_alias): New pass.
6198 * tree-ssa-alias.c (gate_build_alias): New.
6199 (pass_build_alias): New.
6200 * passes.c (init_optimization_passes): Add pass_build_alias after
6201 pass_create_structure_vars.
6203 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6205 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6206 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6207 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6208 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6209 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6210 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6211 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6212 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6213 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6214 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6215 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6216 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6217 * config/s390/s390.md (FP_ALL): New mode iterator.
6218 (_d): New mode attribute.
6219 ("*signbit<mode>2>"): Changed mode of first operand.
6220 ("isinf<mode>2"): Changed mode of first operand.
6221 ("*TDC_insn"): Adaptation for DFP modes.
6223 2008-01-22 Ben Elliston <bje@au.ibm.com>
6225 * tree.c (check_qualified_type): Improve function description.
6227 2008-01-21 Jason Merrill <jason@redhat.com>
6230 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6231 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6234 2008-01-21 DJ Delorie <dj@redhat.com>
6236 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6239 2008-01-21 Richard Guenther <rguenther@suse.de>
6242 * tree-cfg.c (verify_expr): Allow all invariant expressions
6243 instead of just constant class ones as reference argument.
6244 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6245 like any other constant.
6246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6248 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6250 * regmove.c (fixup_match_1): Update call crossed frequencies.
6252 2008-01-21 Richard Guenther <rguenther@suse.de>
6255 * tree-inline.c (setup_one_parameter): Deal with mismatched
6256 types using a VIEW_CONVERT_EXPR.
6258 2008-01-21 Alon Dayan <alond@il.ibm.com>
6259 Olga Golovanevsky <olga@il.ibm.com>
6261 PR tree-optimization/34701
6262 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6263 when the structure size is not a power of 2.
6265 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6267 * doc/install.texi: Add doc for --enable-checking=df.
6269 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6271 PR rtl-optimization/34808
6272 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6274 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6276 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6279 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6281 PR rtl-optimization/26854
6282 PR rtl-optimization/34400
6283 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6285 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6286 (df_rd_bb_info.expanded_lr_out): New.
6287 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6288 * loop_iv.c (iv_analysis_loop_init): Ditto.
6289 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6290 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6291 Added code to allocate, initialize or free expanded_lr_out.
6292 (df_rd_bb_local_compute_process_def): Restructured to make
6293 more understandable.
6294 (df_rd_confluence_n): Add code to do nothing with fake edges and
6295 code to no apply invalidate_by_call sets if the sets are being trimmed.
6296 (df_lr_local_finalize): Renamed to df_lr_finalize.
6297 (df_live_local_finalize): Renamed to df_live_finalize.
6299 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6302 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6303 deciding whether to use reciprocal instructions.
6305 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6307 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6308 dwarf2out_note_section_used if cold_text_section is NULL.
6310 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6312 PR gcov-profile/34610
6313 * tree-cfg.c (make_edges): Mark both outgoing edges from
6314 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6315 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6316 from OMP_FOR and OMP_CONTINUE outgoing edges.
6318 * tree-profile.c (tree_profiling): Return early if
6319 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6321 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6322 from cfun to child_cfun.
6323 * function.h (struct function): Add after_tree_profile bit.
6325 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6327 * config/avr/avr.S (_exit): Disable interrupt.
6329 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6330 Steven Bosscher <stevenb.gcc@gmail.com>
6332 PR rtl-optimization/26854
6333 PR rtl-optimization/34400
6334 * df-problems.c (df_live_scratch): New scratch bitmap.
6335 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6336 (df_live_reset): Clear the proper bitmaps.
6337 (df_live_bb_local_compute): Only process the artificial defs once
6338 since the order is not important.
6339 (df_live_init): Init the df_live sets only with the variables
6340 found live by df_lr.
6341 (df_live_transfer_function): Use the df_lr sets to prune the
6342 df_live sets as they are being computed.
6343 (df_live_free): Free df_live_scratch.
6345 2008-01-18 Ian Lance Taylor <iant@google.com>
6347 * common.opt: Add fmerge-debug-strings.
6348 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6349 flag_merge_debug_strings rather than flag_merge_constants.
6350 * doc/invoke.texi (Option Summary): Mention
6351 -fmerge-debug-strings.
6352 (Debugging Options): Document -fmerge-debug-strings.
6354 2008-01-18 Ian Lance Taylor <iant@google.com>
6357 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6358 (struct tree_function_decl): Add new field operator_new_flag.
6359 * tree-inline.c (expand_call_inline): When inlining a call to
6360 operator new, force the return value to go into a variable, and
6361 set DECL_NO_TBAA_P on that variable.
6362 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6364 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6367 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6368 DWARF2_DEBUGGING_INFO.
6369 (dwarf2out_note_section_used): Ditto. Add prototype.
6370 (have_multiple_function_sections, text_section_used,
6371 cold_text_section_used, *cold_text_sections): Move declarations
6374 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6376 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6377 field and add signal_ra.
6378 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6379 assignments to frame state pc. Move end of stack check after
6380 MD_FALLBACK_FRAME_STATE_FOR.
6381 (uw_update_context_1): Use frame state signal_regs if set, instead
6382 of checking signal_frame flag.
6383 (uw_update_context): Use frame state signal_ra if set.
6384 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6385 * config/xtensa/linux-unwind.h: New file.
6387 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6389 * modulo-sched.c (get_sched_window): Fix comment typo.
6391 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6393 PR tree-optimization/34648
6394 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6396 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6398 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6399 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6401 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6403 PR rtl-optimization/34400
6404 * df-core.c (df_worklist_dataflow_overeager,
6405 df_worklist_dataflow_doublequeue): New functions.
6406 (df_worklist_dataflow): Two different worklist solvers.
6407 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6410 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6413 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6414 and ftree-parallelize-loops.
6416 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6418 PR rtl-optimization/34826
6419 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6421 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6423 * global.c (find_reg): Mark the eh regs as used if necessary.
6424 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6425 * ra.h (struct allocno): no_eh_reg field added. Changed
6426 no_stack_reg type to bitfield.
6428 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6430 * tree.c (substitute_in_expr): Add missing 'break'.
6432 2008-01-17 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/34825
6435 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6436 x / x as division to handle.
6438 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6440 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6441 "-pthread" is specified.
6442 * pa-hpux11.h (LIB_SPEC): Likewise.
6444 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6445 Peter Bergner <bergner@vnet.ibm.com>
6447 PR rtl-optimization/33796
6448 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6450 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6452 PR libgfortran/34699
6453 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6455 * pa-hpux10.h (LINK_SPEC): Likewise.
6456 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6458 2008-01-16 Richard Guenther <rguenther@suse.de>
6461 * fold-const.c (fold_convert_const_int_from_int): Do not
6462 set overflow if that occured only because of a sign extension
6463 change when converting from/to a sizetype with the same
6464 precision and signedness.
6466 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6469 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6470 location address to the correct place. Update copyright year.
6472 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6474 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6475 no dependences in the dependence_relations vector.
6477 2008-01-16 Jan Hubicka <jh@suse.cz>
6479 PR rtl-optimization/31396
6480 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6481 * cfg.c (dump_reg_info): Print it.
6482 * regs.h (struct reg_info_t): add freq_calls_crossed.
6483 (REG_FREQ_CALLS_CROSSED): New macro.
6484 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6485 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6486 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6487 regmove_optimize): Update call crossed frequencies.
6488 * local-alloc.c (struct qty): Add freq_calls_crossed.
6489 (alloc_qty): Copute freq_calls_crossed.
6490 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6491 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6492 * ra.h (struct allocno): Add freq_calls_crossed.
6494 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6496 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6497 libgomp when compiling with ftree-parallelize-loops.
6498 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6500 2008-01-16 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/34769
6503 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6504 * tree.c (int_cst_value): Instead make this function more
6505 permissive in what it accepts as valid input. Document this
6506 function always sign-extends the value.
6508 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6509 Richard Guenther <rguenther@suse.de>
6512 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6513 (gimple_fold_indirect_ref_rhs): ... this.
6514 (gimple_fold_indirect_ref): New function with foldings
6515 that preserve lvalueness.
6516 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6517 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6518 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6519 to fold an INDIRECT_REF, fall back to the old use of
6520 fold_indirect_ref_1.
6522 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6524 * tree-data-ref.c (subscript_dependence_tester_1): Call
6525 free_conflict_function.
6526 (compute_self_dependence): Same.
6528 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6531 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6532 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6534 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6535 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6536 for DWARF2_UNWIND_INFO targets.
6538 2008-01-16 Richard Guenther <rguenther@suse.de>
6541 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6542 type qualifiers for function types.
6544 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6546 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6547 loop_iterator li from previous commit.
6549 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6551 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6553 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6555 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6556 (parallelize_loops): Don't parallelize irreducible components.
6558 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6561 * c-opts (c_common_post_options): Do not enable CPP
6562 flag_pedantic_errors by default.
6564 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6566 PR rtl-optimization/31944
6567 * cse.c (remove_pseudo_from_table): New function.
6568 (merge_equiv_classes): Use above function to remove pseudo-registers.
6569 (invalidate): Likewise.
6571 2008-01-13 Richard Guenther <rguenther@suse.de>
6574 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6575 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6577 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6579 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6580 validate_change to unshare the source of the PC set.
6582 2008-01-12 Jan Hubicka <jh@suse.cz>
6585 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6586 references above array bounds. This might trigger bounds checks for
6589 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6591 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6592 new_replaceable_dependencies.
6594 2008-01-12 Doug Kwan <dougkwan@google.com>
6596 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6597 instead of OPT_Wreturn_type in warning due to ignored return type
6599 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6600 options included in -Wextra.
6601 * c.opt: New option -Wignored_qualifiers.
6602 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6603 -Wignore_qualifiers.
6604 (-Wignored-qualifiers): Document.
6605 (-Wreturn-type): Remove description of functionality now handled
6606 by -Wignored-qualifiers.
6608 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6611 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6612 NOP_EXPR if it is between integral types with the same precision.
6614 2008-01-12 Jan Hubicka <jh@suse.cz>
6617 * invoke.texi (max-inline-recursive-depth): Fix default value.
6619 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6621 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6624 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6626 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6628 2008-01-11 James E. Wilson <wilson@specifix.com>
6631 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6633 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6635 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6636 save/restore frame pointer register and don't use 'call-prologues'
6637 optimization in function with "OS_task" attribute.
6639 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6642 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6643 when copying to memory.
6645 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6647 PR rtl-optimization/30905
6648 * cfgcleanup.c: Include dce.h
6649 (crossjumps_occured): New global variable.
6650 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6651 If something changed, set crossjumps_occured to true.
6652 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6653 Don't add/remove fake edges to exit here...
6654 (cleanup_cfg): ...but do it here, when crossjumping.
6655 Run a fast DCE when successful crossjumps occured in the latest
6656 iteration of try_optimize_cfg.
6658 2008-01-11 Richard Guenther <rguenther@suse.de>
6660 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6661 (struct vn_unary_op_s): Likewise.
6662 (vn_reference_insert): Free old reference on hash collision.
6664 2008-01-10 Raksit Ashok <raksit@google.com>
6666 PR rtl-optimization/27971
6667 * combine.c (find_split_point): Split PLUS expressions which are
6668 inside a MEM rtx, and whose first operand is complex.
6670 2008-01-10 DJ Delorie <dj@redhat.com>
6672 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6673 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6674 (m32c_hard_regno_ok): Call the underlying function.
6676 2008-01-10 Richard Guenther <rguenther@suse.de>
6679 * tree-cfg.c (tree_merge_blocks): Do not go through the
6680 full-blown folding and stmt updating path if we just deal
6681 with virtual operands.
6682 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6683 test for abnormal SSA_NAMEs.
6685 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6688 * reload.c (push_reload): Add assertions. All constants from
6689 reg_equiv_constant should have been used for replacing the respective
6691 (find_reloads_address): Invoke find_reloads_address_part for
6692 constant taken from the reg_equiv_constant array.
6694 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6696 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6697 field (valnum) the first in the struct. Replace bools with
6700 2008-01-10 Richard Guenther <rguenther@suse.de>
6702 PR tree-optimization/34651
6703 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6704 types and ordering for masking and converting.
6706 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6708 PR tree-optimization/34017
6709 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6710 also for PHI_NODE expressions.
6712 2008-01-09 Jan Hubicka <jh@suse.cz>
6714 PR tree-optimization/34708
6715 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6716 based on number of case labels.
6717 (init_inline_once): Remove switch_cost.
6718 * tree-inline.h (eni_weights_d): Remove switch_cost.
6720 2008-01-09 Richard Guenther <rguenther@suse.de>
6721 Andrew Pinski <andrew_pinski@playstation.sony.com>
6724 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6725 temporary if an rvalue is ok or an lvalue is not required.
6727 2008-01-09 Richard Guenther <rguenther@suse.de>
6730 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6733 2008-01-09 Richard Guenther <rguenther@suse.de>
6736 * tree.c (host_integerp): Check for sizetype only if the
6737 type is an integer type.
6739 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6742 * opts.c (decode_options): Disable inlining of functions called
6743 once if not in unit-at-a-time mode.
6745 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6747 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6749 2008-01-08 Richard Guenther <rguenther@suse.de>
6752 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6753 out early if the result will be unused.
6755 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6760 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6764 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6766 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6767 for vectorization tuned.
6769 2008-01-08 Richard Guenther <rguenther@suse.de>
6771 PR tree-optimization/34683
6772 * tree-ssa-operands.c (operand_build_cmp): Export.
6773 * tree-ssa-operands.h (operand_build_cmp): Declare.
6774 * tree-vn.c (vuses_compare): Remove.
6775 (sort_vuses): Use operand_build_cmp.
6776 (sort_vuses_heap): Likewise.
6777 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6778 to re-use old VEC if available. Do not sort already sorted VUSEs.
6779 (vdefs_to_vec): Do not sort already sorted VDEFs.
6781 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6784 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6786 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6789 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6790 limitations of reciprocal sequences on x86 targets.
6792 2008-01-08 Richard Guenther <rguenther@suse.de>
6794 PR tree-optimization/34683
6795 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6797 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6800 * config/darwin.c (darwin_mergeable_string_section): Don't use
6801 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6803 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6807 negxf2. Macroize expander using X87MODEF mode iterator. Change
6808 predicates of op0 and op1 to register_operand.
6809 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6810 expander using X87MODEF mode iterator. Change predicates of
6811 op0 and op1 to register_operand.
6812 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6813 corresponding patterns and macroize using MODEF macro. Change
6814 predicates of op0 and op1 to register_operand and remove
6815 "m" constraint. Disparage "r" alternative with "!".
6816 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6817 macroize using X87MODEF macro. Change predicates of op0 and op1
6818 to register_operand and remove "m" constraint. Disparage "r"
6819 alternative with "!".
6820 (absneg splitter with memory operands): Remove.
6821 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6822 patterns and macroize using X87MODEF mode iterator.
6823 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6824 Change predicate of op1 to register_operand.
6825 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6826 for memory operands.
6828 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6830 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6832 2008-01-07 Richard Guenther <rguenther@suse.de>
6834 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6837 2008-01-07 Richard Guenther <rguenther@suse.de>
6839 PR tree-optimization/34683
6840 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6841 VOPs of the needed size to save memory. Use VEC_quick_push
6842 to save compile-time.
6843 (vdefs_to_vec): Likewise.
6845 2008-01-07 Sa Liu <saliu@de.ibm.com>
6847 * config/spu/spu.md (divdf3): Genetate inline code for double
6848 division. The implementation doesn't handle INF or NAN, therefore it
6849 only applies when -ffinite-math-only is given.
6851 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6854 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6855 * doc/cpp.texi ([Common Predefined Macros]): Document.
6857 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6860 order to use commutative addition instead of subtraction.
6862 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6863 Mircea Namolaru <namolaru@il.ibm.com>
6864 Vladimir Yanovsky <yanov@il.ibm.com>
6865 Revital Eres <eres@il.ibm.com>
6867 PR tree-optimization/34263
6868 * tree-outof-ssa.c (process_single_block_loop_latch,
6869 contains_tree_r): New functions.
6870 (analyze_edges_for_bb): Call process_single_block_loop_latch
6871 function to empty single-basic-block latch block if possible.
6873 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6875 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6877 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6879 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6881 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6883 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6885 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6887 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6889 PR tree-optimization/34618
6890 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6893 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6896 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6897 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6898 Update copyright year.
6900 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6901 Update copyright year.
6902 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6905 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6907 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6908 edge does not point to current bb before changing need_assert.
6910 2008-01-04 Richard Guenther <rguenther@suse.de>
6913 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6914 for verifying purposes if they are is_gimple_min_invariant.
6916 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6918 PR tree-optimization/34448
6919 PR tree-optimization/34465
6920 * gimplify.c (gimplify_init_constructor): Add new parameter
6921 notify_temp_creation. Use it.
6922 (gimplify_modify_expr_rhs): Take volatiles into account when
6923 optimizing constructors.
6924 Do not optimize constructors if gimplify_init_constructor will dump to
6926 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6927 * gcc.c-torture/compile/pr34448.c: New.
6929 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6931 PR gcov-profile/34609
6932 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6933 return_slot if result is TREE_ADDRESSABLE.
6935 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6937 * config/mips/mips.md (sqrt_condition): Tweak comment.
6938 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6940 2008-01-03 Tom Tromey <tromey@redhat.com>
6943 * c-common.c (c_type_hash): Handle VLAs.
6945 2008-01-03 Jan Hubicka <jh@suse.cz>
6947 PR tree-optimization/31081
6948 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6949 0 when inlining and not inlining to first basic block.
6950 (remap_decl): When var is initialized to 0, don't set default_def.
6951 (expand_call_inline): Set entry_bb.
6952 * tree-inline.h (copy_body_data): Add entry_bb.
6954 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6957 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6960 PR tree-optimization/29484
6961 * tree-inline.c (inline_forbidden_p_2): New function.
6962 (inline_forbidden_p): Disallow inlining if some static var
6963 has an address of a local LABEL_DECL in its initializer.
6964 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6967 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6969 PR tree-optimization/34635
6970 * tree-data-ref.c (add_other_self_distances): Make sure that the
6971 evolution step is constant.
6973 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6976 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6978 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6980 * tree-sra.c (scalarize_init): Insert the generate_element_init
6981 statements after the generate_element_zero statements.
6983 2008-01-02 Richard Guenther <rguenther@suse.de>
6987 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6988 for very large number of operands instead of ICEing.
6990 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6993 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6994 while stack probing.
6996 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6998 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7001 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7004 * tree-mudflap.c (mx_register_decls): Guard warning by
7005 !DECL_ARTIFICIAL check.
7007 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7009 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7010 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7011 sse5_perm<mode>): Fix constraints.