1 2008-04-22 Nick Clifton <nickc@redhat.com>
3 * config/arm/arm.c (thumb_find_work_register): Fix location of
4 argument register count.
6 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8 Support scheduling for ColdFire V1 and V3 microarchitecture.
9 Improve scheduling of multiplication instructions.
11 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12 (mac): New instruction attribute.
13 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14 (m68k_sched_mac): New variable.
15 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17 (max_insn_size): New static variable.
18 (struct _sched_ib): New type.
19 (sched_ib): New static variable.
20 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21 to fields of 'struct _sched_ib sched_ib'. Update all uses.
22 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
24 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
25 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
26 new variables. Update.
27 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
28 Add modeling of cfv3 instruction buffer. Update.
29 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
30 * config/m68k/m68k.h (TUNE_CFV3): New macro.
31 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
32 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
33 a particular reservation applies to.
34 (type2): Reorganize attribute values. Rename alu to alu_reg,
35 alu_l to alu, move_l to omove. Join move to alu. Split mul
37 (cf_ib_*): Simplify description of instruction buffer.
38 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
39 (cf_mem): Split into cf_mem1 and cf_mem2.
40 (cf_v2_move_??): Rename to cfv12_alu_??.
41 (cf_v2_move_l_??): Rename to cfv12_omove_??.
42 (cf_v2_mul_??): Remove reservations.
43 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
44 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
45 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
47 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
48 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
49 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
50 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
51 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
52 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
53 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
54 expansions of the above reservations for instructions of sizes
57 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
59 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
61 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
63 * coverage.c: Include tree-pass.h.
64 (coverage_counter_alloc): Print da_file_name to the dump file.
66 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
68 * sbitmap.c (sbitmap_range_empty_p): New function.
69 * sbitmap.h (sbitmap_range_empty_p): New function.
70 * bitmap.h: Now includes obstack.h.
72 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
73 Kenneth Zadeck <zadeck@naturalbridge.com>
75 * dbgcnt.def (ra_byte_scan): Added.
76 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
77 when the last hit happens for a counter.
78 * timevar.def (TV_DF_BYTE_LR): New variable.
79 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
80 * passes.c (pass_fast_rtl_byte_dce): New pass.
81 * fwprop.c (update_df): Added mode to call df_ref_create.
82 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
83 DF_REF_EXTRACT_OFFSET.
84 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
85 DF_BYTE_LR_OUT, df_byte_lr): New macro.
87 (df_ref_extract): Added mode field.
88 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
89 DF_REF_EXTRACT_OFFSET.
90 (DF_REF_EXTRACT_MODE): New macro.
91 (df_byte_lr_bb_info): New structure.
92 (df_print_byte_regset, df_compute_accessed_bytes,
93 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
94 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
95 df_byte_lr_simulate_uses,
96 df_byte_lr_simulate_artificial_refs_at_top,
97 df_byte_lr_simulate_artificial_refs_at_end,
98 df_compute_accessed_bytes): New function.
99 (df_ref_create): Add parameter.
100 (df_byte_lr_get_bb_info): New inline function.
101 * df-scan.c (df_ref_record, df_uses_record,
102 df_ref_create_structure): Added mode parameter.
103 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
104 df_defs_record, df_uses_record, df_get_conditional_uses,
105 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
106 df_entry_block_defs_collect, df_exit_block_uses_collect):
107 Added mode parameter to calls to df_ref_record, df_uses_record,
108 df_ref_create_structure.
109 (df_ref_equal_p, df_ref_compare): Added test for modes.
110 (df_ref_create_structure): Added code to set mode. Renamed
111 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
112 DF_REF_EXTRACT_OFFSET.
113 * df-core.c (df_print_byte_regset): New function.
114 * df-byte-scan.c: New file.
115 * df-problems.c (df_rd_transfer_function): Removed unnecessary
116 calls to BITMAP_FREE.
117 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
118 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
119 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
120 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
121 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
122 df_byte_lr_local_compute, df_byte_lr_init,
123 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
124 df_byte_lr_transfer_function, df_byte_lr_free,
125 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
126 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
127 df_byte_lr_simulate_uses,
128 df_byte_lr_simulate_artificial_refs_at_top,
129 df_byte_lr_simulate_artificial_refs_at_end): New function.
130 * dce.c (byte_dce_process_block): New function.
131 (dce_process_block): au is now passed in rather than computed
132 locally. Changed loops that look at artificial defs to not look
133 for conditional or partial ones, because there never are any.
134 (fast_dce): Now is able to drive byte_dce_process_block or
135 dce_process_block depending on the kind of dce being done.
136 (rest_of_handle_fast_dce): Add parameter to fast_dce.
137 (rest_of_handle_fast_byte_dce): New function.
138 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
139 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
141 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
144 * gcc.h: Added fortran options that take arguments to
145 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
148 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
150 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
151 scalarization if on the LHS and not a full access.
153 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
155 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
157 2008-04-18 Rafael Espindola <espindola@google.com>
159 * tree-vrp.c (find_case_label_index): Fix the binary search.
160 (find_case_label_range): New.
161 (vrp_visit_switch_stmt): Use find_case_label_range.
162 (simplify_switch_using_ranges): Use find_case_label_range.
164 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
166 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
167 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
169 2008-04-18 Tom Tromey <tromey@redhat.com>
172 * doc/cpp.texi (Implementation-defined behavior): Mention
175 2008-04-18 Ian Lance Taylor <iant@google.com>
177 * fold-const.c (pointer_may_wrap_p): New static function.
178 (fold_comparison): Add another test for pointer overflow. Use
179 pointer_may_wrap_p to disable some false positives.
181 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
183 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
184 (fname_as_string): Match updated cpp_interpret_string prototype.
185 (fix_string_type): Support char16_t* and char32_t*.
186 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
187 derivative) nodes. Register as builtin if C++0x.
188 (c_parse_error): Support CPP_CHAR{16,32}.
189 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
190 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
191 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
192 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
193 CTI_CHAR32_ARRAY_TYPE>: New elements.
194 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
195 char32_type_node, signed_char32_type_node, char16_array_type_node,
196 char32_array_type_node): New defines.
197 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
198 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
199 (lex_string): Support CPP_STRING{16,32}, match updated
200 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
201 (lex_charconst): Support CPP_CHAR{16,32}.
202 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
203 and CPP_STRING{16,32}.
205 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
208 * aclocal.m4: Regenerate.
209 * configure: Regenerate.
211 2008-04-18 Jan Hubicka <jh@suse.cz>
213 * except.c (dw2_size_of_call_site_table,
214 sjlj_size_of_call_site_table): Use vector API for call_site_record.
216 * cgraphbuild.c (build_cgraph_edges): Update.
217 * tree-pass.h: Update comment.
218 * final.c (leaf_function_p): Update.
219 (leaf_renumber_regs): Update.
220 (rest_of_clean_state): Update.
221 * omp-low.c (expand_omp_parallel): Update.
222 * ipa-reference.c (analyze_function): Update.
223 * reorg.c (find_end_label): Update.
224 (optimize_skip): Update.
225 (fill_simple_delay_slots): Update.
226 (fill_simple_delay_slots): Update.
227 (make_return_insns): Update.
228 (dbr_schedule): Update.
229 * gimple-low.c (record_vars_into): Update.
230 * cfgbuild.c (make_edges): Update.
231 * function.c (assign_stack_local): Update.
232 (assign_parm_adjust_stack_rtl): Update.
233 (locate_and_pad_parm): Update.
234 (allocate_struct_function): Do not initialize stack_alignment_needed
235 and preferred_stack_boundary here.
236 (stack_protect_prologue): Update.
237 (stack_protect_epilogue): Update.
238 (expand_function_start): Initialize stack_alignment_needed,
239 preferred_stack_boundary and max_jumptable_ents.
240 (expand_function_end): Update.
241 (free_after_compilation): Do not NULLify epilogue_delay_list.
242 * function.h (struct rtl_data): Add stack_protect_guard,
243 stack_alignment_needed,
244 preferred_stack_boundary, epilogue_delay_list.
245 (struct function): Remove value_histograms, stack_alignment_needed,
246 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
248 unexpanded_var_list, stack_protect_guard.
249 (current_function_epilogue_delay_list): Remove.
250 * ipa-type-escape.c (analyze_function): Update.
251 * gimplify.c (pop_gimplify_context): Update comment.
252 * calls.c (expand_call): Update.
253 (emit_library_call_value_1): Update.
254 * except.c (set_nothrow_function_flags): Update.
255 * cfgexpand.c (get_decl_align_unit): Update.
256 (create_stack_guard): Update.
257 (estimated_stack_frame_size): Update.
258 (expand_used_vars): Update.
259 (tree_expand_cfg): Free histogram earliers, init expansion variables.
260 * explow.c (allocate_dynamic_stack_space): Update.
261 * tree-ssa-live.c (remove_unused_locals): Update.
262 * varasm.c (mark_constant_pool): Update.
263 * tree-inline.c (remap_decls): Update.
264 (initialize_cfun): Update.
265 (declare_return_variable): Update.
266 (inline_forbidden_p): Update.
267 (expand_call_inline): Update.
268 (declare_inline_vars): Update.
269 (tree_function_versioning): Update.
270 * tree-flow.h (value_histograms): New.
271 (VALUE_HISTOGRAMS): New macro.
272 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
274 * tree-cfg.c (set_bb_for_stmt): Update.
275 (replace_by_duplicate_decl): Update.
276 (move_block_to_fn): Update.
277 (new_label_mapper): Update.
278 (dump_function_to_file): Update.
279 * ipa-struct-reorg.c (build_data_structure): Update.
280 * cfgrtl.c (print_rtl_with_bb): Update.
281 * reload1.c (reload): Update.
283 * config/i386/i386.c (setup_incoming_varargs_64,
284 ix86_compute_frame_layout): Update.
285 * config/arc/arc.c (arc_output_function_epilogue): Update.
287 2008-04-18 Marius Strobl <marius@FreeBSD.org>
289 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
291 * gthr-posix95.h: Likewise.
293 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
295 PR rtl-optimization/35838
296 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
297 out the byte offset of the first subreg.
299 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
302 to split_ti instead of three separate calls with single member arrays.
303 (subti3 splitter): Ditto.
304 (adddi3 splitter): Ditto with split_di.
305 (subdi3 splitter): Ditto.
306 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
307 two separate calls with single member arrays. Swap match_dup
308 operands 1 and 2 to better fit into the array.
309 (negdi2 splitter): Ditto with split_di.
310 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
311 two separate calls with single member arrays. Swap match_dup operands
312 6 and 7 to better fit into the array.
314 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
316 * config/i386/i386.c (sse_builtin_type): New.
317 (bdesc_sse_args): Likewise.
318 (bdesc_sse_3arg): Removed.
319 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
320 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
321 IX86_BUILTIN_ROUNDPS.
322 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
323 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
324 IX86_BUILTIN_ROUNDPS.
325 (ix86_expand_sse_4_operands_builtin): Removed.
326 (ix86_expand_sse_operands_builtin): New.
327 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
328 and CODE_FOR_sse4_1_roundps.
329 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
330 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
332 2008-04-17 Alan Modra <amodra@bigpond.net.au>
335 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
336 regs before frame pop when needed. If use_backchain_to_restore_sp
337 then load backchain into a temp reg to restore vr and vrsave. Add
338 code to restore vr after frame pop if possible.
340 2008-04-17 Richard Guenther <rguenther@suse.de>
342 * tree-vn.c (expressions_equal_p): Do not check type
343 equality or compatibility before calling operand_equal_p.
344 * fold-const.c (operand_equal_p): Check equivalence of
345 integer constants before bailing out due to signedness or
346 precision differences.
347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
348 spurious differences in type qualification. Ignore types
349 for COMPONENT_REFs at all.
351 2008-04-17 Christian Bruel <christian.bruel@st.com>
353 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
356 2008-04-16 Jakub Jelinek <jakub@redhat.com>
359 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
362 PR tree-optimization/35899
363 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
364 rather than TREE_OPERAND.
366 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
370 temporary registers. Change operand predicate to general_operand.
371 (remainderxf3): Ditto.
373 2008-04-16 Richard Guenther <rguenther@suse.de>
375 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
376 * tree-affine.c (aff_combination_expand): Look through some
379 2008-04-15 Doug Kwan <dougkwan@google.com>
381 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
383 * tree-pretty-print.c (dump_generic_node): Ditto.
384 * final.c (output_addr_const): Ditto.
385 * dwarf2out.c (output_cfi): Ditto.
386 * c-pretty-print.c (pp_c_integer_constant): Ditto.
387 * print-rtl.c (print_rtx): Ditto.
388 * print-tree.c (print_node_brief, print_node): Ditto.
389 * c-common.c (match_case_to_enum_1): Ditto.
390 * sched-vis.c (print_value): Ditto.
391 * config/i386/i386.c (print_operand): Cast to long unsigned int
394 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
395 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
396 MS Windows VirtualProtect function.
398 2008-04-15 Jan Hubicka <jh@suse.cz>
400 * gengtype.c (write_root): Param_is argument is OK.
401 * expr.c (expand_expr_real_1): Update call of get_exception_*.
402 * function.h: Include varray.h
403 (rtl_eh): New stucture based on except.c one.
404 (call_site_record): New forward declaration and vector type.
405 * calls.c (emit_call_1): Do not call
406 note_current_region_may_contain_throw.
407 * except.c (eh_status): Remove cur_region, try_region since they are
409 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
410 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
411 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
412 Remove call_site_data_used, call_site_data_size.
413 Turn call_site_record into vector in function.h.
414 (note_current_region_may_contain_throw): Remove.
415 (get_exception_pointer, get_exception_filter): Do not take struct
416 function argument; update.
417 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
418 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
419 build_post_landing_pads, dw2_build_landing_pads,
420 sjlj_assign_call_site_values, sjlj_mark_call_sites,
421 sjlj_emit_function_enter, sjlj_emit_function_enter,
422 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
423 sjlj_build_landing_pads, finish_eh_generation,
424 remove_exception_handler_label, remove_eh_handler,
425 maybe_remove_eh_handler, add_reachable_handler,
426 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
427 add_action_record, collect_one_action_chain, add_call_site,
428 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
429 sjlj_output_call_site_table, output_function_exception_table,
430 * except.h (note_current_region_may_contain_throw): Remove
431 (get_exception_pointer, get_exception_filter): Do not take struct
433 * Makefile.in (GTFILES): Put varargs before struct function.
435 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
437 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
439 (get_constraint_for): Deal with STRING_CST here instead.
441 2008-04-15 Richard Guenther <rguenther@suse.de>
443 * tree-ssa-propagate.c (substitute_and_fold): Substitute
444 statements in a basic-block with a backward walk. Do not
445 substitute into dead statements but instead remove those.
447 2008-04-15 Richard Guenther <rguenther@suse.de>
449 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
450 to zero, thus disable creation of SFTs.
452 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
454 * tree-predcom.c (suitable_reference_p): Return false if the
457 2008-04-15 Jakub Jelinek <jakub@redhat.com>
460 * c-decl.c (finish_decl): If extern or static var has variable
461 size, set TREE_TYPE (decl) to error_mark_node.
463 2008-04-15 Rafael Espindola <espindola@google.com>
465 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
468 2008-04-15 Richard Guenther <rguenther@suse.de>
470 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
471 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
472 (visit_reference_op_load): Do walk vuse-vdef chains on
474 (visit_reference_op_store): But do not here.
475 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
477 (vn_lookup_with_vuses): But do so here.
479 2008-04-14 Ian Lance Taylor <iant@google.com>
481 * fold-const.c (fold_overflow_warning): Remove assertion.
483 2008-04-15 Ben Elliston <bje@au.ibm.com>
485 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
486 temp1 local variables.
488 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
491 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
492 ".text.unlikely" section as executable.
494 2008-04-14 James E. Wilson <wilson@tuliptree.org>
496 * config/ia64/ia64.c (rtx_needs_barrier): Handle
497 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
498 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
499 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
500 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
501 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
502 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
504 2008-04-14 Ian Lance Taylor <iant@google.com>
506 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
507 * fold-const.c (fold_comparison): If appropriate, test
508 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
509 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
510 reassociating a pointer type.
511 * doc/invoke.texi (Optimize Options): Document that
512 -fstrict-overflow applies to pointer wraparound.
514 2008-04-13 Jan Hubicka <jh@suse.cz>
516 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
518 2008-04-12 Andrew Pinski <pinskia@gmail.com>
520 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
521 we are going to "save the world".
523 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
525 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
526 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
527 operand 0 constraint, not "=".
529 2008-04-11 James E. Wilson <wilson@tuliptree.org>
531 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
533 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
535 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
536 of size of positions_needed * CHAR_BIT.
538 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
541 * dse.c (store_info): Change positions_needed to unsigned
543 (lowpart_bitmask): New.
544 (record_store): Cast to unsigned HOST_WIDE_INT for
545 positions_needed. Assert width <= size of positions_needed *
546 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
547 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
548 lowpart_bitmask to set mask.
550 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
552 * config/bfin/constraints.md: New file.
553 * config/bfin/bfin.md: Include it.
554 (adddi3): Use satisfies_constraint functions instead of the old macros.
555 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
556 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
557 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
558 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
559 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
560 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
561 EXTRA_CONSTRAINT): Delete.
562 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
563 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
565 * config/bfin/bfin.c: Include "tm-constrs.h".
566 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
567 Use satisfies_constraint functions instead of the old macros.
568 * doc/md.texi (Blackfin Constraints): Update file name reference.
570 2008-04-11 Richard Guenther <rguenther@suse.de>
572 PR tree-optimization/35869
573 * tree-vrp.c (execute_vrp): Move switch statement update after
574 jump threading. Schedule another cfg cleanup run.
576 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
579 * attribs.c (decl_attributes): Return early on errorneous node.
581 2008-04-10 Oleg Ryjkov <olegr@google.com>
583 * tree.h (struct tree_base): Added a new flag default_def_flag.
584 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
586 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
588 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
590 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
593 * pa.md: Define mode iterator P. Define mode attribute dwc.
594 (dcacheflush): Update pattern to use iterator P and attribute dwc.
595 (icacheflush): Likewise.
596 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
597 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
599 2008-04-11 Ben Elliston <bje@au.ibm.com>
601 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
603 2008-04-10 Rafael Espindola <espindola@google.com>
605 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
606 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
607 (extract_range_from_expr): The same.
609 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
611 * config/mips/mips.md (GPR2): New mode iterator.
613 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
614 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
615 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
616 Rewrite these to take two modes, the mode of comparison and the
617 mode of the destination.
618 * config/mips/mips.c (mips_expand_scc): Instead of having
619 paradoxical subreg as destination, expand "narrowing" scc if mode
620 of comparison is SI and target is requested in DI mode.
621 (mips_emit_int_order_test): Update comment. Make mode of
622 comparison match CMP0 rather than TARGET. When creating inverse
623 target use mode of TARGET.
625 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
627 * gcov-dump.c (tag_summary): Only print summaries for the first
628 GCOV_COUNTERS_SUMMABLE counters.
630 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.md (absneg): New code iterator.
633 (absnegprefix): New code attribute.
634 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
635 patterns using absneg code iterator.
636 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
637 using absneg code iterator.
638 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
639 *neg<mode>2 patterns using absneg code iterator.
640 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
641 *negextendsfdf2 patterns using absneg code iterator.
642 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
643 *negextendsfxf2 patterns using absneg code iterator.
644 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
645 *negextendsfdf2 patterns using absneg code iterator.
646 * config/i386/sse.md (<code><mode>2): Macroize expander from
647 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
649 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
651 * config/s390/s390.h: Remove the remains of the recent search
652 & replace action of current_function_outgoing_args_size.
654 2008-04-10 Ira Rosen <irar@il.ibm.com>
656 PR tree-optimization/35821
657 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
658 NEW_STMT_LIST is not NULL.
660 2008-04-09 David Edelsohn <edelsohn@gnu.org>
663 * toplev.c (process_options): Remove -ffunction-sections debugging
666 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
668 PR middle-end/PR28690
669 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
670 than gen_rtx_fmt_ee to perform more canonicalizations.
672 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
675 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
677 2008-04-09 Richard Guenther <rguenther@suse.de>
679 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
680 (dump_function_to_file): Dump function arguments with types.
682 2008-04-08 Richard Guenther <rguenther@suse.de>
684 * fold-const.c (fold_widened_comparison): Do not allow
685 sign-changes that change the result.
687 2008-04-08 Janis Johnson <janis187@us.ibm.com>
690 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
691 kinds of indirect references.
693 2008-04-08 David Edelsohn <edelsohn@gnu.org>
695 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
696 GNU Fortran language string.
698 2008-04-08 Rafael Espindola <espindola@google.com>
700 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
701 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
702 * tree.h (tree_call_nonnegative_warnv_p): New.
704 2008-04-08 Jan Hubicka <jh@suse.cz>
706 * function.c (free_after_compilation): Clear out regno_reg_rtx
709 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
712 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
714 PR middle-end/PR28690
715 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
716 same precedence as REG_POINTER and MEM_POINTER operands.
718 2008-04-08 Richard Guenther <rguenther@suse.de>
721 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
722 for adding index to base.
724 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
726 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
727 (MINGW_ENABLE_EXECUTE_STACK): New.
728 (IN_LIBGCC2): For libgcc include windows.h file for
729 function declarations.
731 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
733 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
734 and tem2 if tem1 is not a REG or MULT.
736 2008-04-08 Jan Hubicka <jh@suse.cz>
738 * function.h (incomming_args): Break out of struct function.
739 (function_subsections): Break out of struct function.
740 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
741 return_rtx and hard_reg_initial_vals from struct function.
742 Kill inl_max_label_num.
743 (current_function_pops_args, current_function_args_info,
744 current_function_args_size, current_function_args_size,
745 current_function_pretend_args_size,
746 current_function_outgoing_args_size,
747 current_function_internal_arg_pointer, current_function_return_rtx):
748 Kill compatibility accestor macros.
749 * builtins.c (expand_builtin_apply_args_1): Update.
750 (expand_builtin_next_arg): Update.
751 * df-scan.c (df_get_call_refs): Update.
752 * dbxout.c (dbxout_function_end): Update.
753 * dwarf2out.c (dwarf2out_switch_text_section): Update.
754 (output_line_info): Update.
755 (secname_for_decl): Update.
756 (dwarf2out_var_location): Update.
757 * function.c (free_after_compilation): Update.
758 (assign_parm_find_stack_rtl): Update.
759 (assign_parms): Update.
760 (expand_dummy_function_end): Update.
761 (expand_function_end): Update.
762 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
763 (expand_call): Update.
764 (emit_library_call_value_1): Update.
765 (store_one_arg): Update.
766 * varasm.c (initialize_cold_section_name): Update.
767 (unlikely_text_section): Update.
768 (unlikely_text_section_p): Update.
769 (assemble_start_function): Update.
770 (assemble_end_function): Update.
771 (default_section_type_flags): Update.
772 (switch_to_section): Update.
773 * integrate.c (set_decl_abstract_flags): Update.
774 (get_hard_reg_initial_val): Update.
775 (has_hard_reg_initial_val): Update.
776 (allocate_initial_values): Update.
777 * resource.c (init_resource_info): Update.
778 * config/alpha/alpha.c (NUM_ARGS): Update.
779 (direct_return): Update.
780 (alpha_va_start): Update.
781 (alpha_sa_size): Update.
782 (alpha_initial_elimination_offset): Update.
783 (alpha_expand_prologue): Update.
784 (alpha_start_function): Update.
785 (alpha_expand_epilogue): Update.
786 (unicosmk_initial_elimination_offset):
787 * config/alpha/alpha.md (call expander): Update.
788 * config/s390/s390.c (s390_register_info): Update.
789 (s390_register_info): Update.
790 (s390_frame_info): Update.
791 (s390_initial_elimination_offset): Update.
792 (s390_build_builtin_va_list): Update.
793 (s390_va_start): Update.
794 * config/spu/spu.c (direct_return): Update.
795 (spu_expand_prologue): Update.
796 (spu_initial_elimination_offset): Update.
797 (spu_build_builtin_va_list): Update.
798 (spu_va_start): Update.
799 * config/sparc/sparc.c (sparc_init_modes): Update.
800 (sparc_compute_frame_size): Update.
801 (function_value): Update.
802 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
803 * config/i386/i386.md (return expander): Update.
804 * config/i386/i386.c (ix86_va_start): Update.
805 (ix86_can_use_return_insn_p): Update.
806 (ix86_compute_frame_layout): Update.
807 (ix86_expand_epilogue): Update.
808 * config/sh/sh.c (output_stack_adjust): Update.
809 (calc_live_regs): Update.
810 (sh_expand_prologue): Update.
811 (sh_builtin_saveregs): Update.
812 (sh_va_start): Update.
813 (initial_elimination_offset): Update.
814 (sh_allocate_initial_value): Update.
815 (sh_function_ok_for_sibcall): Update.
816 (sh_get_pr_initial_val): Update.
817 * config/sh/sh.md (return expander): Update.
818 * config/avr/avr.c (frame_pointer_required_p): UPdate.
819 * config/crx/crx.c (crx_compute_frame): UPdate.
820 (crx_initial_elimination_offset): UPdate.
821 * config/xtensa/xtensa.c (compute_frame_size): Update
822 (xtensa_builtin_saveregs): Update.
823 (xtensa_va_start): Update.
824 (order_regs_for_local_alloc): Update.
825 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
826 (xstormy16_expand_builtin_va_start): Update.
827 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
828 * config/m68hc11/m68hc11.md (return expanders): Update.
829 * config/m68hc11/m68hc11.c (expand_prologue): Update.
830 (expand_epilogue): Update.
831 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
832 (cris_simple_epilogue): Update.
833 (cris_expand_prologue): Update.
834 (cris_expand_epilogue): Update.
835 * config/iq2000/iq2000.c (iq2000_va_start): Update.
836 (compute_frame_size): Update.
837 * config/mt/mt.c (mt_compute_frame_size): Update.
838 * config/mn10300/mn10300.c (expand_prologue): Update.
839 (expand_epilogue): Update.
840 (initial_offset): Update.
841 (mn10300_builtin_saveregs):
842 * config/mn10300/mn10300.md (return expander): Update.
843 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
844 (ia64_initial_elimination_offset): Update.
845 (ia64_initial_elimination_offset): Update.
846 (ia64_expand_prologue): Update.
847 * config/m68k/m68k.md (return expander): Update.
848 * config/rs6000/rs6000.c (rs6000_va_start): Update.
849 (rs6000_stack_info): Update.
850 * config/mcore/mcore.c (layout_mcore_frame): Update.
851 (mcore_expand_prolog): Update.
852 * config/arc/arc.c (arc_compute_frame_size): Update.
853 * config/score/score3.c (score3_compute_frame_size): Update.
854 * config/score/score7.c (score7_compute_frame_size): Update.
855 * config/arm/arm.c (use_return_insn): Update.
856 (thumb_find_work_register): Update.
857 (arm_compute_save_reg_mask): Update.
858 (arm_output_function_prologue): Update.
859 (arm_output_epilogue): Update.
860 (arm_size_return_regs): Update.
861 (arm_get_frame_offsets): Update.
862 (arm_expand_prologue): Update.
863 (thumb_exit): Update.
864 (thumb_unexpanded_epilogue): Update.
865 (thumb1_output_function_prologue): Update.
866 * config/pa/pa.md (return expander): Update.
867 * config/pa/pa.c (compute_frame_size): Update.
868 (hppa_builtin_saveregs): Update.
869 * config/mips/mips.c (mips_va_start): Update.
870 (mips16_build_function_stub): Update.
871 (mips_compute_frame_info): Update.
872 (mips_restore_gp): Update.
873 (mips_output_function_prologue): Update.
874 (mips_expand_prologue): Update.
875 * config/v850/v850.c (compute_frame_size): Update.
876 (expand_prologue): * config/mmix/mmix.c (along): update.
877 (mmix_initial_elimination_offset): update.
878 (mmix_reorg): update.
879 (mmix_use_simple_return): update.
880 (mmix_expand_prologue): update.
881 (mmix_expand_epilogue): Update.
882 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
883 (emit_link_insn): Update.
885 2008-04-08 Anatoly Sokolov <aesok@post.ru>
887 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
888 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
890 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
893 2008-04-07 Jan Hubicka <jh@suse.cz>
895 * function.h (rtl): Rename to x_rtl.
897 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
898 frame_offset, stack_check_probe_note, arg_pointer_save_area,
899 used_temp_slots avail_temp_slots, temp_slot_level,
900 nonlocal_goto_handler_labels): Update accesstors.
901 (rtl): New global variable.
902 (struct function): Move some fileds to rtl_data.
903 (get_arg_pointer_save_area): Update prototype.
904 * builtins.c (expand_builtin_setjmp_receiver): Update call of
905 get_arg_pointer_save_area.
906 * expr.c (init_expr): Update
907 * function.c (get_frame_size): Update
908 (assign_stack_local): Update
909 (expand_function_end): Update.
910 (get_art_pointer_save_area): Update
912 * emit-rtl.c (rtl): Declare.
913 (regno_reg_rtx): Declare.
914 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
916 (gen_reg_rtx): Update.
917 * varasm.c (n_deferred_constatns): Update accestor.
918 (init_varasm_status): Do not allocate varasm_status.
919 (force_const_mem, get_pool_size, output_constant_pool): Update.
920 * stmt.c (force_label_rtx): Do not use x_ prefixes.
921 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
922 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
923 * sparc/sparc.h (INIT_EXPANDERS): Update.
924 * ia64/ia64.h (INIT_EXPANDERS): Update.
926 2008-04-07 James E. Wilson <wilson@tuliptree.org>
928 * reload.c (push_secondary_reload): Add missing break to for loop.
930 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
932 PR middle-end/PR28690
933 * rtlanal.c: Update copyright years.
934 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
935 as REG_POINTER and MEM_POINTER operands.
936 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
937 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
938 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
939 * gcse.c: Update copyright years.
940 (pre_delete): Call gen_reg_rtx_and_attrs.
941 (hoist_code): Likewise.
942 (build_store_vectors): Likewise.
943 (delete_store): Likewise.
944 * loop-invariant.c (move_invariant_reg): Likewise.
945 Update copyright years.
947 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
949 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
950 control string instead of quoted.
952 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
954 * doc/rtl.texi: Rewrite of subreg section.
956 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
959 * config/i386/i386.c (legitimize_pic_address): Add treating
960 of dllimport SYM_REF's.
961 (legitimize_dllimport_symbol): Add prototype.
963 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
965 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
966 reference in constructor with non self-referential type.
968 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
970 Removal of Return with Depressed Stack Pointer support
971 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
972 (ECF_SP_DEPRESSED): Likewise.
973 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
974 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
975 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
976 (expand_call): Do not test ECF_SP_DEPRESSED.
977 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
978 * function.c (keep_stack_depressed): Delete.
979 (handle_epilogue_set): Likewise.
980 (update_epilogue_consts): Likewise.
981 (emit_equiv_load): Likewise.
982 (thread_prologue_and_epilogue_insns): Remove support for Return with
983 Depressed Stack Pointer.
984 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
986 2008-04-06 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/35400
989 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
990 information from SSA_NAMEs.
992 2008-04-06 Anatoly Sokolov <aesok@post.ru>
994 * config/avr/avr.h (avr_mega_p): Remove declaration.
995 (AVR_MEGA): Remove macro.
996 * config/avr/avr.c (avr_mega_p): Remove variable.
997 (avr_override_options): Remove inicializion of avr_mega_p.
998 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
999 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1000 (avr_jump_mode): (Ditto.).
1001 (avr_output_progmem_section_asm_op): (Ditto.).
1002 (avr_asm_init_sections): (Ditto.).
1003 (avr_asm_init_sections): (Ditto.).
1004 (avr_rtx_costs): (Ditto.).
1005 * config/avr/avr.md: (Ditto.).
1006 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1009 2008-04-06 Richard Guenther <rguenther@suse.de>
1011 PR tree-optimization/35842
1012 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1013 is_gimple_invariant_address.
1015 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1017 * gcc.c (default_compilers): Sync Fortran extensions list with
1018 that in fortran/lang-specs.h.
1019 * doc/invoke.texi: Likewise.
1020 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1021 * dwarf2out.c (gen_compile_unit_die): Likewise.
1023 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1025 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1027 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1031 attribute is used for nested functions.
1033 2008-04-05 Jan Hubicka <jh@suse.cz>
1035 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1037 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1039 (dump_files): Update.
1040 (enable_rtl_dump_file): Do not accept letter argument.
1041 * tree-pass.h (dump_file_info): Remove letter argument.
1042 * toplev.c (decode_d_option): Update -da handling.
1043 * toplev.h (enable_rtl_dump_file): Update prototype.
1044 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1045 it out based on pass type.
1046 (register_dump_files_1): Likewise.
1047 (init_optimization_passes): Update register_one_dump_file calls.
1048 (execute_one_pass): Sanity check that IPA passes are called at IPA
1049 level and RTL passes at RTL level.
1050 (execute_pass_list): IPA pass can not be after or subpass of
1052 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1053 disallov RTL subpasses of IPA subpasses.
1055 2008-04-05 Ben Elliston <bje@au.ibm.com>
1057 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1058 builtins that return exactly once and do not throw. Cache call to
1061 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1063 PR rtl-optimization/34916
1065 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1066 between instruction pairs.
1068 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1070 * doc/invoke.texi: Document -mbitops for SH.
1071 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1072 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1073 * config/sh/sh.c (print_operand): Add %t operand code.
1074 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1075 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1076 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1077 (extendqihi2): Likewise.
1078 (movqi_i): Likewise.
1079 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1080 (extv): Use bld instruction for SH2A if possible.
1082 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1083 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1084 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1085 (bset.b, bclr.b): Define peepholes.
1086 * config/sh/sh.opt (mbitops): New option.
1088 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1091 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1092 and view convert expression.
1094 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1097 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1099 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1101 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1103 * config/i386/cpuid.h (bit_AES): New.
1104 (bit_PCLMUL): Likewise.
1106 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1107 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1108 SSE2 if AES or PCLMUL is enabled.
1109 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1110 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1111 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1112 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1113 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1114 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1115 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1116 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1117 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1118 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1119 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1120 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1121 __builtin_ia32_aeskeygenassist128 and
1122 __builtin_ia32_pclmulqdq128.
1123 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1124 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1125 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1127 * config/i386/i386.h (TARGET_AES): New.
1128 (TARGET_PCLMUL): Likewise.
1129 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1131 * config/i386/i386.md (UNSPEC_AESENC): New.
1132 (UNSPEC_AESENCLAST): Likewise.
1133 (UNSPEC_AESDEC): Likewise.
1134 (UNSPEC_AESDECLAST): Likewise.
1135 (UNSPEC_AESIMC): Likewise.
1136 (UNSPEC_AESKEYGENASSIST): Likewise.
1137 (UNSPEC_PCLMUL): Likewise.
1139 * config/i386/i386.opt (maes): New.
1140 (mpclmul): Likewise.
1142 * config/i386/sse.md (aesenc): New pattern.
1143 (aesenclast): Likewise.
1145 (aesdeclast): Likewise.
1147 (aeskeygenassist): Likewise.
1148 (pclmulqdq): Likewise.
1150 * config/i386/wmmintrin.h: New.
1152 * doc/extend.texi: Document AES and PCLMUL built-in function.
1154 * doc/invoke.texi: Document -maes and -mpclmul.
1156 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1158 * function.c (free_after_parsing): Replace with
1159 cxx_push_function_context from C++ front-end.
1160 (allocate_struct_function): Don't call langhook.
1161 * langhooks.h (struct lang_hooks_for_functions): Delete.
1162 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1164 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1165 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1166 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1167 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1168 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1169 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1170 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1172 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1173 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1175 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1178 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1181 2008-04-04 Richard Guenther <rguenther@suse.de>
1184 * fold-const.c (optimize_minmax_comparison): Use the correct
1185 type for the constant in the simplified comparison.
1187 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1189 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1190 Pass L2 size as "--param l2-cache-size" to the compiler.
1191 (decode_l2_cache): New function to decode L2 cache parameters using
1192 0x8000006 extended cpuid function.
1193 (detect_caches_amd): Determine parameters of L2 cache using
1194 decode_l2_caches function.
1195 (decode_caches_intel): Decode L2 cache parameters.
1196 (detect_caches_intel): Determine L2 cache parameters using
1197 decode_caches_intel and decode_l2_caches functions.
1199 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1201 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1202 secondary input reload for subword loads from the constant pool.
1204 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1207 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1208 constants of the appropriate size for runtime calculations.
1211 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1212 decimal-float literal constant zero.
1214 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1217 * c-parser.c (c_parser_omp_atomic): Call
1218 default_function_array_conversion on the RHS.
1221 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1222 call is_variable_sized if decl has incomplete type.
1224 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1226 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1228 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1230 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1232 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1233 (sgt<u>): Merge sgt and sgtu into new expander.
1234 (sgt, sgtu): Remove expanders.
1235 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1236 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1237 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1238 *sgtu_<mode>_mips16 into new pattern.
1239 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1240 (sge<u>): Merge sge and sgeu into new expander.
1241 (sge, sgeu): Remove expanders.
1242 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1244 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1245 (slt<u>): Merge slt and sltu into new expander.
1246 (slt, sltu): Remove expanders.
1247 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1248 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1249 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1250 *sltu_<mode>_mips16 into new pattern.
1251 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1252 (sle<u>): Merge sle and sleu into new expander.
1253 (sle, sleu): Remove expanders.
1254 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1255 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1256 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1257 *sleu_<mode>_mips16 into new pattern.
1258 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1260 2008-04-03 Jan Hubicka <jh@suse.cz>
1262 PR tree-optimization/35795
1263 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1264 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1265 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1266 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1267 * score/score3.c (score3_output_mi_thunk): Likewise.
1268 * score/score7.c (score7_output_mi_thunk): Likewise.
1269 * mips/mips.c (mips_output_mi_thunk): Likewise.
1271 2008-04-03 Richard Guenther <rguenther@suse.de>
1273 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1274 conversions. Simplify code.
1276 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1278 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1280 2008-04-03 Tom Tromey <tromey@redhat.com>
1281 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1283 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1284 * config/bfin/t-bfin-linux (generated_files): Add
1285 linux-sysroot-suffix.h.
1286 * doc/install.texi (Prerequisites): Require make 3.80.
1287 * doc/sourcebuild.texi (Front End Directory): Document new
1289 * Makefile.in (generated_files): New variable.
1290 (ALL_HOST_OBJS): New variable.
1291 ($(ALL_HOST_OBJS)): New target.
1293 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1295 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1296 (remap_block): Call id->transform_lang_insert_block instead
1298 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1299 Set id.transform_lang_insert_block to NULL.
1300 (clone_body): Move to cp/optimize.c
1301 * tree-inline.h (struct copy_body_data): Change
1302 transform_lang_insert_block to function pointer.
1303 (copy_generic_body, copy_decl_no_change): Export.
1304 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1305 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1306 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1308 * c-tree.h (insert_block): Kill.
1309 * c-decl.c (insert_block): Kill.
1311 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1313 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1314 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1315 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1317 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1318 argument, call {push,pop}_function_context from here.
1319 * c-parser.c: Use c_{push,pop}_function_context.
1321 * function.c (push_function_context_to): Move meat ...
1322 (push_function_context): ... here. Simplify.
1323 * function.c (pop_function_context_from): Move meat ...
1324 (pop_function_context): ... here. Simplify.
1325 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1327 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1328 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1329 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1330 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1332 2008-04-03 Ben Elliston <bje@au.ibm.com>
1334 * expmed.c (extract_force_align_mem_bit_field): Remove.
1336 2008-04-03 Richard Guenther <rguenther@suse.de>
1339 * expr.h (try_casesi): Adjust prototype.
1340 * expr.c (try_casesi): Take fallback label as extra parameter.
1341 Use that for gen_casesi if default_label is NULL.
1342 * stmt.c (expand_case): Pass fallback label to try_casesi,
1343 make sure to fill gaps with a fallback label if default_label
1346 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1349 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1351 2008-04-03 Ben Elliston <bje@au.ibm.com>
1353 * expmed.c (extract_split_bit_field): Remove if (0) code.
1354 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1355 (do_ds_constraint): Likewise.
1357 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1359 * doc/cppopts.texi (-dU): Document.
1360 * c-common.h (flag_dump_macros): Update comment.
1361 * c-opts.c (handle_OPT_d): Handle -dU.
1362 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1363 dump_queued_macros, cb_used_define, cb_used_undef): New.
1364 (init_pp_output): Handle -dU.
1365 (cb_line_change): Call dump_queued_macros.
1366 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1368 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1370 * config/avr/predicates.md (io_address_operand): New predicate.
1371 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1372 * config/avr/avr.c (avr_io_address_p): Remove function.
1373 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1374 'avr_io_address_p' function.
1375 (out_movhi_r_mr): (Ditto.).
1376 (out_movqi_mr_r): (Ditto.).
1377 (out_movhi_mr_r): (Ditto.).
1378 (avr_address_cost): (Ditto.).
1380 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1383 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1384 in 32bit mode when XMM registers are available to avoid store
1386 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1387 corresponding post-reload splitters.
1389 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1391 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1392 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1393 __builtin_ia32_roundss.
1394 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1395 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1396 __builtin_ia32_roundss.
1397 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1398 IX86_BUILTIN_SHUFPD here.
1400 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1402 * config/i386/i386.md (plogic): New.
1403 (plogicprefix): Likewise.
1405 * config/i386/mmx.md (mmx_<code><mode>3): New.
1406 (mmx_and<mode>3): Removed.
1407 (mmx_ior<mode>3): Likewise.
1408 (mmx_xor<mode>3): Likewise.
1410 * config/i386/sse.md (<code><mode>3): New.
1411 (*<code><mode>3): Likewise.
1412 (*<code><mode>3): Likewise.
1413 (<code><mode>3): Likewise.
1414 (*sse_<code><mode>3): Likewise.
1415 (*sse2_<code><mode>3): Likewise.
1416 (<code>tf3): Likewise.
1417 (*<code>tf3): Likewise.
1418 (and<mode>3): Likewise.
1419 (*and<mode>3): Likewise.
1420 (ior<mode>3): Removed.
1421 (*ior<mode>3): Likewise.
1422 (xor<mode>3): Likewise.
1423 (*xor<mode>3): Likewise.
1424 (*and<mode>3): Likewise.
1425 (*ior<mode>3): Likewise.
1426 (*xor<mode>3): Likewise.
1427 (and<mode>3): Likewise.
1428 (*sse_and<mode>3): Likewise.
1429 (*sse2_and<mode>3): Likewise.
1431 (*andtf3): Likewise.
1432 (ior<mode>3): Likewise.
1433 (*sse_ior<mode>3): Likewise.
1434 (*sse2_ior<mode>3): Likewise.
1436 (*iortf3): Likewise.
1437 (xor<mode>3): Likewise.
1438 (*sse_xor<mode>3): Likewise.
1439 (*sse2_xor<mode>3): Likewise.
1441 (*xortf3): Likewise.
1443 2008-04-02 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/14495
1446 PR tree-optimization/34793
1447 * tree-vrp.c (struct switch_update): New structure.
1448 (to_remove_edges, to_update_switch_stmts): New VECs.
1449 (simplify_switch_using_ranges): New function. Remove not taken
1450 case labels and edges.
1451 (simplify_stmt_using_ranges): Call it.
1452 (identify_jump_threads): Mark edges we have queued for removal
1453 so we don't thread them.
1454 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1456 * tree-cfg.c (group_case_labels): Deal with missing default label.
1457 (tree_verify_flow_info): Allow missing default label.
1458 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1459 (emit_case_nodes): Likewise.
1460 (expand_case): Do not rely on the default label to be present.
1461 * expr.c (try_casesi): Deal with NULL default_label.
1462 (do_tablejump): Likewise.
1464 2008-04-02 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/14495
1467 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1468 SWITCH_EXPR here ...
1469 (vrp_visit_switch_stmt): ... but here (new function).
1470 (find_case_label_index): New helper function.
1471 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1473 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1475 * fwprop.c: Fix ISO-C99ism.
1477 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1480 * Makefile.in (objdir): Set it here.
1481 * configure.ac: Not here. Find dynamic linker characteristics.
1482 * exec-tool.in: Use them.
1483 * aclocal.m4: Regenerate.
1484 * configure: Regenerate.
1486 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1488 * expr.c (expand_var): Delete it.
1489 * expr.h (expand_var): Delete prototype.
1490 * function.c (expand_function_start): Use expand_decl instead.
1491 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1494 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1496 PR rtl-optimization/35542
1497 * fwprop.c (forward_propagate_and_simplify): Replace
1498 loc_reg_mentioned_in_p with reg_mentioned_p.
1500 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1502 PR rtl-optimization/35281
1503 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1504 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1505 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1506 (varying_mem_p): Move above propagate_rtx.
1507 (all_uses_available_at): Do not check MEMs.
1509 2008-04-02 Rafael Espindola <espindola@google.com>
1511 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1512 (register_edge_assert_for_2): Split the cond argument.
1513 (register_edge_assert_for_1): Adjust for the change in
1514 register_edge_assert_for_2.
1515 (register_edge_assert_for): Split the cond argument.
1516 (find_switch_asserts): Adjust for the change in
1517 register_edge_assert_for.
1519 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1521 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1522 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1523 offsets for 64-bit mingw.
1524 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1525 abi for x86_64-pc-mingw.
1527 2008-04-02 Richard Guenther <rguenther@suse.de>
1529 * tree-vrp.c (extract_range_from_assert): Make sure to not
1530 produce range min/max with TREE_OVERFOW set.
1531 If merging a anti-range and a range keep the anti-range if
1532 the range covers all values of the type.
1533 (register_edge_assert_for_2): Only allow sign-changing
1534 conversions in detecting canonical range checks. Also
1535 register an assert for the unsigned name if useful.
1537 PR tree-optimization/35787
1538 * tree-vrp.c (vrp_val_max): New function.
1539 (vrp_val_min): Likewise.
1540 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1541 (vrp_val_is_min): Likewise.
1542 (supports_overflow_infinity): Use vrp_val_{min,max}.
1543 (negative_overflow_infinity): Likewise.
1544 (positive_overflow_infinity): Likewise.
1545 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1546 (is_positive_overflow_infinity): Likewise.
1547 (is_overflow_infinity): Likewise.
1548 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1549 vrp_val_is_{min,max}.
1550 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1551 to ranges if possible. Avoid empty ranges.
1553 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1557 the expression is a function address.
1559 2008-04-01 George Helffrich <george@gcc.gnu.org>
1561 PR fortran/PR35154, fortran/PR23057
1562 * fortran/trans-common.c (create_common): Add decl to function
1563 chain to preserve identifier scope in debug output.
1565 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1566 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1567 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1568 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1570 (dbxout_syms): Check for COMMON-based symbol and wrap in
1571 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1572 in bracket for efficiency.
1574 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1575 using DW_TAG_common_block + member offset.
1576 (add_pubname_string): New function.
1577 (dw_expand_expr): New function to find block name and offset for
1579 (common_check): New function to check whether symbol in Fortran COMMON.
1580 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1582 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1583 use of common is unchanged.
1585 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1586 with all combinations of debug options available on target.
1587 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1588 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1589 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1590 .stabs functionality.
1591 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1592 DWARF functionality.
1594 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1597 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1599 2008-04-02 Ben Elliston <bje@au.ibm.com>
1601 * config/v850/v850.md (casesi): Remove if (0) code.
1602 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1603 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1605 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.md (rex64suffix): New mode attribute.
1608 (floathi<mode>2): Disable expander for SSE math.
1609 (*floathi<mode>2_1): New insn insn_and_split pattern.
1610 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1611 corresponding post-reload splitters.
1612 (*floathi<mode>2_i387): New macroized insn pattern.
1613 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1614 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1615 insn_and_split pattern.
1616 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1617 New macroized instruction patterns and corresponding post-reload
1619 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1620 and corresponding post-reload splitters.
1621 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1622 New macroized instruction patterns.
1623 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1624 macroized instruction patterns and corresponding post-reload splitters.
1625 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1626 corresponding post-reload splitters.
1627 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1628 New macroized instruction patterns.
1629 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1630 corresponding post-reload splitters.
1631 (*floatsi<mode>2_i387): New macroized instruction patterns.
1633 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1635 * config/i386/i386.md (smaxmin): New.
1636 (umaxmin): Likewise.
1637 (maxminiprefix): Likewise.
1638 (maxminfprefix): Likewise.
1639 (<code><mode>3): Likewise.
1640 (smin<mode>3): Removed.
1641 (smax<mode>3): Likewise.
1643 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1644 (mmx_<code>v4hi3): Likewise.
1645 (mmx_<code>v8qi3): Likewise.
1646 (mmx_smaxv2sf3): Removed.
1647 (mmx_sminv2sf3): Likewise.
1648 (mmx_umaxv8qi3): Likewise.
1649 (mmx_smaxv4hi3): Likewise.
1650 (mmx_uminv8qi3): Likewise.
1651 (mmx_sminv4hi3): Likewise.
1653 * config/i386/sse.md (<addsub><mode>3): New.
1654 (*<addsub><mode>3): Likewise.
1655 (<sse>_vm<addsub><mode>3): Likewise.
1656 (<maxmin><mode>3): Likewise.
1657 (*<maxmin><mode>3_finite): Likewise.
1658 (*<maxmin><mode>3): Likewise.
1659 (<sse>_vm<maxmin><mode>3): Likewise.
1660 (sse3_h<addsub>v4sf3): Likewise.
1661 (sse3_h<addsub>v2df3): Likewise.
1662 (<maxmin>v16qi3): Likewise.
1663 (*<maxmin>v16qi3): Likewise.
1664 (<maxmin>v8hi3): Likewise.
1665 (*<maxmin>v8hi3): Likewise.
1666 (*sse4_1_<maxmin><mode>3): Likewise.
1667 (*sse4_1_<maxmin><mode>3): Likewise.
1668 (add<mode>3): Removed.
1669 (*add<mode>3): Likewise.
1670 (<sse>_vmadd<mode>3): Likewise.
1671 (sub<mode>3): Likewise.
1672 (*sub<mode>3): Likewise.
1673 (<sse>_vmsub<mode>3): Likewise.
1674 (smin<mode>3): Likewise.
1675 (*smin<mode>3_finite): Likewise.
1676 (*smin<mode>3): Likewise.
1677 (<sse>_vmsmin<mode>3): Likewise.
1678 (smax<mode>3): Likewise.
1679 (*smax<mode>3_finite): Likewise.
1680 (*smax<mode>3): Likewise.
1681 (<sse>_vmsmax<mode>3): Likewise.
1682 (sse3_haddv4sf3): Likewise.
1683 (sse3_haddv2df3): Likewise.
1684 (sse3_hsubv4sf3): Likewise.
1685 (sse3_hsubv2df3): Likewise.
1686 (umaxv16qi3): Likewise.
1687 (*umaxv16qi3): Likewise.
1688 (smaxv8hi3): Likewise.
1689 (*smaxv8hi3): Likewise.
1690 (*sse4_1_smax<mode>3): Likewise.
1691 (*sse4_1_umax<mode>3): Likewise.
1692 (uminv16qi3): Likewise.
1693 (*uminv16qi3): Likewise.
1694 (sminv8hi3): Likewise.
1695 (*sminv8hi3): Likewise.
1696 (*sse4_1_smin<mode>3): Likewise.
1697 (*sse4_1_umin<mode>3): Likewise.
1699 2008-04-01 Rafael Espindola <espindola@google.com>
1701 * tree-cfg.c (verify_expr): remove in_phi.
1702 (verify_stmt): Don't call walk_tree with verify_expr. Use
1703 is_gimple_min_invariant instead of is_gimple_val.
1705 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1707 * doc/include/gpl_v3.texi: Update for manpage generation.
1708 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1710 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1711 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1712 gpl_v3.texi instead of gpl.texi.
1715 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1718 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1720 2008-04-01 Rafael Espindola <espindola@google.com>
1722 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1723 (extract_code_and_val_from_cond): Use
1724 extract_code_and_val_from_cond_with_ops.
1726 2008-04-01 Jan Hubicka <jh@suse.cz>
1728 * function.c (free_after_compilation): Free epilogue_delay_list.
1729 (prepare_function_start): Assert that previous compilation was freed.
1731 2008-04-01 Jan Hubicka <jh@suse.cz>
1732 Jim Wilson <wilson@tuliptree.org>
1733 Andreas Tobler <andreast@gcc.gnu.org>
1736 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1737 rtl.emit instead cfun->emit.
1738 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1739 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1741 2008-04-01 Ben Elliston <bje@au.ibm.com>
1743 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1745 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1747 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1749 (fprofile-use): Add var flag_profile_use
1750 * coverage.c (coverage_begin_output): Do not open a gcno file for
1751 output only if -ftest-coverage is set.
1752 Do not add getpwd() to gcda file path.
1753 (build_gcov_info): Check the new flag
1754 flag_profile_datafile_relative_path.
1755 (coverage_init): Use profile_data_prefix.
1756 Read profile counter only if flag_profile_use is set.
1757 * opts.c (common_handle_option): New option fprofile-use=,
1758 fprofile-dir=, fprofile-generate=.
1759 * toplev.c (profile_data_prefix): New variable definition.
1760 * toplev.h (profile_data_prefix): New declaration.
1761 * doc/invoke.tex (Option Summary, Optimization Options):
1764 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1766 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1767 use tmp consistently.
1770 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1771 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1772 UNSPEC_FR_RECIP_APPROX_RES.
1773 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1775 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1778 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1780 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1783 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1784 element of the vector via a pointer.
1786 2008-03-31 Ian Lance Taylor <iant@google.com>
1788 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1790 2008-03-31 Jan Hubicka <jh@suse.cz>
1792 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1793 get_arg_pointer_save_area.
1794 * expr.c (init_expr): Just clear out rtl.expr.
1795 * function.c (free_after_compilation): Clear out whole RTL structure.
1796 (get_func_frame_size): Merge into ...
1797 (get_frame_size): ... this one.
1798 (assign_stack_local_1): Merge into ...
1799 (assign_stack_local): ... this one.
1800 (expand_function_end): Update call of get_arg_pointer_save_area.
1801 (get_art_pointer_save_area): Remove cfun argument.
1802 * function.h (emit_status): regno_pointer_align does not need length
1803 attribute. Move x_regno_reg_rtx to ...
1804 (regno_reg_rtx): ... new global array.
1805 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1806 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1807 apply_args_value, forced_labels, stack_pointer_delta):
1809 (struct varasm_status): Move here from varasm.c
1810 (struct rtl_data): New. Move here some fields from struct function.
1811 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1812 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1813 used_temp_slots avail_temp_slots, temp_slot_level,
1814 nonlocal_goto_handler_labels): Update accesstors.
1815 (rtl): New global variable.
1816 (struct function): Move some fileds to rtl_data.
1817 (get_arg_pointer_save_area): Update prototype.
1818 * emit-rtl.c (rtl): Declare.
1819 (regno_reg_rtx): Declare.
1820 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1822 (gen_reg_rtx): Update.
1823 (init_virtual_regs): Do not tate emit_status argument.
1824 (init_emit): Do not allocate emit.
1825 * varasm.c (varasm_statuc): Move to function.h.
1826 (n_deferred_constatns): Update accestor.
1827 (init_varasm_status): Do not allocate varasm_status.
1828 (force_const_mem, get_pool_size, output_constant_pool): Update.
1829 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1830 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1832 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1834 PR rtl-optimization/35729
1835 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1838 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1841 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1842 load/store if memory is unaligned.
1843 (*movti_rex64): Likewise.
1845 * config/i386/predicates.md (misaligned_operand): New.
1847 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1850 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1853 2008-03-31 Jan Beulich <jbeulich@novell.com>
1855 * config/ia64/constraints.md: Add 'j' constraint.
1856 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1857 (movdi_internal): Likewise.
1859 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1862 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1864 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1867 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1868 proper error message for the third argument on blendpd and
1871 * config/i386/sse.md (blendbits): New.
1872 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1874 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1876 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1878 2008-03-30 Richard Guenther <rguenther@suse.de>
1881 * fold-const.c (fold_sign_changed_comparison): Do leave
1882 conversions to base-types alone.
1884 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1886 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1887 the link register if one altivec register is be saved.
1889 2008-03-30 Ben Elliston <bje@au.ibm.com>
1891 * final.c (final_scan_insn): Remove if (0) code.
1893 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1895 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1897 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1900 of V4SFmode to ix86_binary_operator_ok.
1902 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1904 * config/i386/i386.c (override_options): Initialize
1905 ix86_veclib_handler to ix86_veclibabi_svml when
1906 -mveclibabi=svml is used.
1907 (ix86_veclibabi_svml): New function for SVML ABI style
1908 vectorization support.
1909 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1911 2008-03-28 Rafael Espindola <espindola@google.com>
1913 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1914 (tree_binary_nonnegative_warnv_p): Make it public.
1915 (tree_single_nonnegative_warnv_p): Make it public.
1916 (tree_invalid_nonnegative_warnv_p): Make it public.
1917 (tree_unary_nonzero_warnv_p): Make it public.
1918 (tree_binary_nonzero_warnv_p): Make it public
1919 (tree_single_nonzero_warnv_p): Make it public.
1920 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1921 (extract_range_from_binary_expr): Split the expr argument.
1922 (extract_range_from_unary_expr): Split the expr argument.
1923 (extract_range_from_comparison): Split the expr argument.
1924 (extract_range_from_expr): Use the new aux functions.
1925 (vrp_evaluate_conditional_warnv): Use
1926 vrp_evaluate_conditional_warnv_with_ops.
1927 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1928 (tree_binary_nonzero_warnv_p): Declare.
1929 (tree_single_nonzero_warnv_p): Declare.
1930 (tree_expr_nonzero_warnv_p): Declare.
1931 (tree_unary_nonnegative_warnv_p): Declare.
1932 (tree_binary_nonnegative_warnv_p): Declare.
1933 (tree_single_nonnegative_warnv_p): Declare.
1934 (tree_invalid_nonnegative_warnv_p): Declare.
1936 2008-03-28 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/30317
1939 PR tree-optimization/30911
1940 PR tree-optimization/34793
1941 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1942 (struct assert_locus_d): New member EXPR.
1943 (register_new_assert_for): Add EXPR parameter to support
1944 ASSERT_EXPR <name, expr OP limit>.
1945 (register_edge_assert_for_1): Adjust callers.
1946 (find_assert_locations): Likewise.
1947 (process_assert_insertions_for): Build condition from expression.
1948 (extract_range_from_assert): Handle ASSERT_EXPRs
1949 of the form ASSERT_EXPR <name, expr OP limit>.
1950 (register_edge_assert_for_2): New helper registering
1951 asserts for comparisons. Recognize range tests of the form
1952 (unsigned)i - CST1 OP CST2.
1953 (register_edge_assert_for_1): Use it.
1954 (register_edge_assert_for): Likewise.
1955 (needs_overflow_infinity): Integer sub-types
1956 do not need overflow infinities.
1957 (vrp_val_is_max): The extreme values of integer sub-types
1958 are those of the base type.
1959 (vrp_val_is_min): Likewise.
1960 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1963 2008-03-28 Nick Clifton <nickc@redhat.com>
1966 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1967 Return GENERAL_REGS for stack adjustment reloads.
1969 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1972 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1973 const_vector when all the vectors are constant.
1975 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1977 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1979 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1980 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1982 (s<code>_sf): Use new scc_sf attribute for opcode names.
1984 2008-03-27 Tom Tromey <tromey@redhat.com>
1986 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1987 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1988 config/spu/t-spu-elf, config/i386/t-interix,
1989 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1990 config/i386/x-darwin, config/i386/x-mingw32,
1991 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1992 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1993 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1994 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1995 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1996 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1997 config/score/t-score-elf, config/arm/t-strongarm-pe,
1998 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1999 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2000 Revert automatic dependency patch.
2002 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/i386.c (ix86_function_arg_boundary): Align
2006 decimal floating point to its natural boundary.
2008 2008-03-27 Richard Guenther <rguenther@suse.de>
2011 * fold-const.c (fold_comparison): Restrict distinct decl
2012 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2013 solely rely on operand_equal_p.
2015 2008-03-27 Richard Guenther <rguenther@suse.de>
2018 * c-common.c (handle_weak_attribute): Reject combination of
2021 2008-03-27 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/32810
2024 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2025 conversions from DECL_INITIAL.
2026 (fold_const_aggregate_ref): Likewise from constructor elements.
2028 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2030 * tree-affine.h (aff_combination_expand): Declare.
2031 (get_inner_reference_aff): Likewise.
2032 * tree-affine.c (aff_combination_expand): Split out from
2033 tree_to_aff_combination_expand.
2034 (get_inner_reference_aff): New function.
2035 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2036 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2037 (struct lim_aux_data): sm_done field removed.
2038 (mem_ref_loc_p, mem_ref_locs_p): New types.
2039 (struct mem_ref): Added id, stored, accesses_in_loop,
2040 indep_loop, dep_loop, indep_ref, dep_ref fields.
2041 Removed is_stored, locs and next fields.
2042 (memory_accesses): New variable.
2043 (movement_possibility): Do not allow moving statements
2044 that store to memory.
2045 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2047 (determine_max_movement): For statements with memory references,
2048 find the outermost loop in that the reference is independent.
2049 (move_computations_stmt): Mark the virtual operands for renaming.
2050 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2051 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2052 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2053 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2054 create_vop_ref_mapping, analyze_memory_references,
2055 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2056 get_all_locs_in_loop, ref_always_accessed_p,
2057 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2058 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2059 store_motion_loop, store_motion): New functions.
2060 (struct vop_to_refs_elt): New type.
2061 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2062 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2063 (schedule_sm): Replaced by...
2064 (execute_sm): ... this.
2065 (determine_lsm_ref, hoist_memory_references,
2066 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2067 find_more_ref_vops, free_mem_ref, free_mem_refs,
2068 determine_lsm_loop, determine_lsm): Removed.
2069 (tree_ssa_lim_finalize): Free data structures used by store motion.
2070 (tree_ssa_lim): Call analyze_memory_references. Use
2071 store_motion instead of determine_lsm.
2073 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2075 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2076 rename tmake_file to m68hc11/t-m68hc11.
2077 (mcore): Set inhibit_libc to true.
2078 * config.host (alpha*-dec-*vms*): Set extra_programs.
2079 (interix3*): Don't use host_xmake_file.
2080 * configure.ac: Let config.gcc override inhibit_libc.
2081 * configure: Regenerate.
2083 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2084 * config/t-openbsd-thread: Remove commented out lines.
2086 * config/x-interix: Remove.
2088 * config/m68hc11/t-m68hc11-gas: Rename to...
2089 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2091 * config/mcore/t-mcore: Remove T_CFLAGS.
2092 * config/mcore/t-mcore-pe: Likewise.
2094 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2096 * configure.ac: Replace custom __GNU_SOURCE test with
2097 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2098 * aclocal.m4: Regenerate.
2099 * configure: Regenerate.
2100 * config.in: Regenerate.
2102 2008-03-27 Richard Guenther <rguenther@suse.de>
2104 * fold-const.c (target.h): Include.
2105 (fold_comparison): Fold comparison of addresses of decls
2106 that bind locally or of constants. Consolidate address folding code.
2107 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2108 results from fold_binary_to_constant.
2109 (compare_values_warnv): Likewise.
2111 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2114 * fold-const.c (fold_truthop): Check for integeral types when folding
2115 a == 0 && b == 0 and a != 0 || b != 0 .
2117 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2119 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2121 2008-03-26 Andreas Schwab <schwab@suse.de>
2123 * doc/invoke.texi: Fix use of @item vs. @itemx.
2125 2008-03-26 Tom Tromey <tromey@redhat.com>
2127 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2128 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2129 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2130 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2131 build/genconstants.o, build/genemit.o, build/genextract.o,
2132 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2133 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2136 2008-03-26 Richard Guenther <rguenther@suse.de>
2139 2008-03-26 Richard Guenther <rguenther@suse.de>
2141 * fold-const.c (target.h): Include.
2142 (fold_comparison): Fold comparison of addresses of two decls
2143 that bind locally. Consolidate address folding code.
2145 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2148 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2149 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2150 dconstsqrt2, dconstthird, dconste and/or dconst10.
2151 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2152 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2153 dconstsqrt2, dconste): Delete.
2154 (init_emit_once): Likewise. Simplify initializing dconstm1.
2156 * real.c (get_real_const): New.
2157 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2158 dconstsqrt2, dconste): Delete.
2159 (real_value_const, get_real_const): New.
2161 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2163 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2165 * config/i386/i386.c (ix86_function_arg_boundary): Check
2166 BIGGEST_ALIGNMENT instead of 128.
2167 (setup_incoming_varargs_64): Likewise.
2169 2008-03-26 Tom Tromey <tromey@redhat.com>
2171 * Makefile.in (DEPFILES): Add missing '/'.
2173 2008-03-26 Richard Guenther <rguenther@suse.de>
2175 * fold-const.c (target.h): Include.
2176 (fold_comparison): Fold comparison of addresses of two decls
2177 that bind locally. Consolidate address folding code.
2179 2008-03-26 Nick Clifton <nickc@redhat.com>
2182 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2183 not allow INT+INT as a legitimate addressing mode.
2185 2008-03-26 Richard Guenther <rguenther@suse.de>
2187 * tree-flow.h (widen_bitfield): Remove declaration.
2188 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2189 (widen_bitfield): Remove function.
2190 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2193 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2196 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2199 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2201 PR rtl-optimization/35232
2202 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2203 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2204 reg_reloaded_call_part_clobbered here.
2205 (reload_regs_reach_end_p): New function.
2206 (reload_reg_rtx_for_input): New variable.
2207 (reload_reg_rtx_for_output): Likewise.
2208 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2209 when reassigning a pseudo register. Load reloadreg from
2210 reload_reg_rtx_for_input, moving the mode and register
2212 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2213 instead of the original when deciding whether an input reload
2214 would be a no-op or whether an output reload can be deleted.
2215 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2216 when setting up new_spill_reg_store. Load it from
2217 reload_reg_rtx_for_output, moving the mode and register
2219 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2220 instead of the original when deciding whether an output reload
2221 would be a no-op. Do the same when modifying insn notes.
2222 Use rtx_equal_p instead of == to compare the registers.
2223 (inherit_piecemeal_p): Take a mode and two register numbers
2225 (emit_reload_insns): Clear new_spill_reg_store for every hard
2226 register in the reload register. Remove spill registers
2227 from reg_reloaded_valid before considering whether to record
2228 inheritance information for them. Use reload_reg_rtx_for_output
2229 instead of reg_rtx when recording output reloads. Use
2230 reload_reg_rtx_for_input instead of reg_rtx when recording
2231 input reloads. Set or clear reg_reloaded_call_part_clobbered
2232 at the same time as setting reg_reloaded_valid.
2233 (delete_output_reload): Add a new_reload_reg parameter and use it
2234 instead of rld[j].reg_rtx.
2235 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2238 2008-03-25 Tom Tromey <tromey@redhat.com>
2240 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2241 (build/genattr.o): Likewise.
2242 (build/genattrtab.o): Likewise.
2243 (build/gencodes.o): Likewise.
2244 (build/genconfig.o): Likewise.
2245 (build/genconstants.o): Likewise.
2246 (build/genemit.o): Likewise.
2247 (build/genextract.o): Likewise.
2248 (build/genflags.o): Likewise.
2250 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2252 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2253 instead of size_int for integer types.
2254 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2255 to match type of MINUS_EXPR.
2257 2008-03-25 Tom Tromey <tromey@redhat.com>
2259 * configure: Rebuilt.
2260 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2263 2008-03-25 Tom Tromey <tromey@redhat.com>
2265 * config/x-solaris (host-solaris.o): Update.
2266 * config/x-linux (host-linux.o): Update.
2267 * config/x-hpux (host-hpux.o): Update.
2268 * config/x-darwin (host-darwin.o): Update.
2269 * config/v850/t-v850e (v850-c.o): Update.
2270 * config/v850/t-v850 (v850-c.o): Update.
2271 * config/t-vxworks (vxworks.o): Update.
2272 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2273 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2274 * config/spu/t-spu-elf (spu-c.o): Update.
2276 * config/sh/t-symbian (sh-c.o): Update.
2277 (symbian.o): Update.
2278 * config/sh/t-sh (sh-c.o): Update.
2279 * config/score/t-score-elf (score7.o, score3.o): Update.
2280 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2281 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2282 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2283 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2285 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2286 * config/m32c/t-m32c (m32c-pragma.o): Update.
2287 * config/ia64/t-ia64 (ia64-c.o): Update.
2288 * config/i386/x-mingw32 (host-mingw32.o): Update.
2289 * config/i386/x-i386 (driver-i386.o): Update.
2290 * config/i386/x-darwin (host-i386-darwin.o): Update.
2291 * config/i386/x-cygwin (host-cygwin.o): Update.
2292 * config/i386/t-nwld (nwld.o): Update.
2293 * config/i386/t-netware (netware.o): Update.
2294 * config/i386/t-interix (winnt.o): Update.
2295 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2296 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2297 msformat-c.o): Update.
2298 * config/bfin/t-bfin-linux (generated_files): Add
2299 linux-sysroot-suffix.h.
2300 * config/arm/t-wince-pe (pe.o): Update.
2301 * config/arm/t-strongarm-pe (pe.o): Update.
2302 * config/arm/t-pe (pe.o): Update.
2303 * config/arm/t-arm (arm-c.o): Update.
2304 * doc/install.texi (Prerequisites): Require make 3.80.
2305 * Makefile.in: Remove .o targets.
2306 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2307 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2308 (simple_generated_h, simple_generated_c): Move earlier.
2309 (generated_files): New variable.
2310 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2311 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2312 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2313 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2314 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2315 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2316 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2317 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2318 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2319 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2320 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2321 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2323 (COMPILE.base, COMPILE): New variables.
2324 (%.o): New pattern rule.
2325 (ALL_HOST_OBJS): New variable.
2326 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2327 (dummy-checksum.o, cc1-checksum.o): Remove.
2328 (DRIVER_SHLIB): New variable.
2329 (DRIVER_DEFINES): Use it.
2330 (gencondmd.c): Move out of build/.
2331 (s-conditions): Update.
2332 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2333 (ALL_BUILD_OBJS): Likewise.
2334 (build/%.o): Use BUILDCOMPILE.
2335 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2336 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2337 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2338 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2339 build/genconfig.o, build/genconstants.o, build/genemit.o,
2340 build/genextract.o, build/genflags.o, build/genmddeps.o,
2341 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2342 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2343 build/gen-protos.o, build/scan.o, build/fix-header.o,
2344 build/scan-decls.o): Simplify.
2345 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2346 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2347 prefix.o, toplev.o): Reduce to variable setting.
2348 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2349 ($(out_object_file), gcc-options.o): New targets.
2350 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2351 * configure: Rebuilt.
2352 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2353 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2355 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2357 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2358 complain when we hit an error, return ERROR_MARK_NODE.
2360 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2362 * config/sh/constraints.md (Pso, Psz): New constraints.
2363 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2364 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2366 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2368 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2369 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2371 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2373 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2374 (prefetch_sh2a): New.
2376 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2377 Naveen.H.S <naveen.hs@kpitcummins.com>
2379 * config/sh/constraints.md (I28): New constraint.
2380 * config/sh/sh.c (broken_move): Add support for movi20s.
2381 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2383 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2384 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2385 Naveen.H.S <naveen.hs@kpitcummins.com>
2387 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2388 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2389 (print_operand): Handle resbank in %@ operand code.
2390 (sh_encode_section_info): New.
2391 (push_regs): Add conditions for resbank.
2392 (sh_expand_epilogue): Likewise.
2393 (sh_insert_attributes): Likewise.
2394 (sh_attribute_table): Likewise.
2395 (sh_handle_resbank_handler_attribute): New.
2396 (sh2a_handle_function_vector_handler_attribute): New.
2397 (sh2a_is_function_vector_call): New.
2398 (sh2a_get_function_vector_number): New.
2399 (sh2a_function_vector_p): New.
2400 (sh_cfun_resbank_handler_p): New.
2401 * config/sh/sh.md (calli): Emit jsr/n if possible.
2402 (calli_tbr_rel): New.
2403 (calli_pcrel): Emit jsr/n if possible.
2404 (return_i): Emit rts/n if possible.
2405 (call_valuei_tbr_rel): New.
2406 (call_valuei_pcrel): Add condition for SH2A target.
2407 (call_value): Likewise.
2408 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2409 (sh2a_get_function_vector_number): Likewise.
2410 (sh2a_is_function_vector_call): Likewise.
2411 * doc/extend.texi: Document TBR relative addressing of SH2A.
2412 (resbank): Add description for SH2A.
2414 2008-03-24 Richard Guenther <rguenther@suse.de>
2417 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2418 pointer assignments change conversions according to middle-end rules.
2419 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2420 * configure.ac: Include type checking in yes.
2421 * configure: Regenerate.
2423 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2425 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2426 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2428 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2430 * gthr-vxworks.h (UNUSED): Define.
2432 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2436 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2438 * doc/extend.texi (Function Attributes): Add missing comma in the
2439 example of the "alloc_size" attribute.
2441 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2444 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2446 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2449 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2452 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2453 of the underlying type of a MS bitfield layout to the natural
2454 alignment of the type.
2456 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2459 to their natural alignment to avoid store forwarding stalls.
2461 2008-03-22 Richard Guenther <rguenther@suse.de>
2463 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2464 For PHI nodes verify the address is invariant.
2465 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2466 (get_symbol_constant_value): Use is_gimple_min_invariant.
2467 (maybe_fold_stmt_indirect): Likewise.
2469 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2471 PR rtl-optimization/33927
2472 * Makefile.in (dse.o): Depend on $(TM_P_H).
2473 * expr.h (extract_low_bits): Declare.
2474 * expmed.c (extract_low_bits): New function.
2475 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2476 * dse.c: Include tm_p.h.
2477 (find_shift_sequence): Remove the read_reg argument and return the
2478 read value. Emit the instructions instead of returning them.
2479 Iterate on new_mode rather than calculating it each time.
2480 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2481 source to NEW_MODE and extract_low_bits to convert the shifted
2483 (replace_read): Allow the load and store to have different mode
2484 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2485 or extraction instructions before trying the replacement. Update
2486 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2488 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2491 to their natural alignment to avoid store forwarding stalls.
2493 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2496 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2497 encouraging but not allowing gprs for input;
2498 change the input constraint to !f#r.
2499 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2501 change the output constraint to !f#r.
2503 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2507 corresponding post-reload splitters.
2508 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2509 when x87 FP math is selected.
2510 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2511 New function prototype.
2512 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2513 unreachable function to ease macroization of insn patterns.
2515 2008-03-21 Martin Jambor <mjambor@suse.cz>
2517 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2518 reference dumps if ddr is NULL or dependence is unknown.
2520 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2522 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2523 unsigned extension into account.
2524 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2525 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2526 Do computations on a scratch register.
2528 2008-03-21 Richard Guenther <rguenther@suse.de>
2530 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2531 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2532 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2533 * tree-ssa-dom.c (record_equality): Likewise.
2534 * tree-inline.c (copy_body_r): Likewise.
2535 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2538 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2540 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2541 as 'delete_unused' argument.
2543 2008-03-20 Richard Guenther <rguenther@suse.de>
2545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2546 special casing of constant qualifiers.
2547 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2548 care about them in general.
2549 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2550 regardless of their type.
2551 (fold_stmt_r): Forcefully fold *& if we end up with that.
2553 2008-03-20 Paul Brook <paul@codesourcery.com>
2555 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2556 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2558 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2560 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2561 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2563 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2565 * common.opt (Wmudflap): New option.
2566 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2567 (mx_register_decls): Likewise.
2568 (mudflap_finish_file): Likewise.
2569 * doc/invoke.texi: Document -Wno-mudflap.
2571 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2573 * c-format.c (replace_format_name_to_system_name): New.
2575 (convert_format_name_to_system_name): New.
2576 (decode_format_attr): Add use of convert_format_name_to_system_name.
2577 (format_types_orig): Add gnu_ prefix to names.
2578 (check_format_info_main): Special treating of \0 escaped names for
2579 supporting multi-character format specifiers as I32, I64.
2580 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2581 (gnu_target_overrides_format_attributes): New.
2582 * c-format.h: Add structure target_ovr_attr to hold
2583 system specific formatter names.
2584 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2585 msformat-c.o file to c_target_objs and cxx_target_objs.
2586 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2587 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2588 (TARGET_N_FORMAT_TYPES): New.
2589 * config/i386/msformat-c.c: New.
2590 * config/i386/t-cygming: Add build rule for msformat-c.o.
2591 * doc/extend.texi: Add new format names gnu_* and ms_* and
2593 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2595 2008-03-20 Ira Rosen <irar@il.ibm.com>
2597 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2598 optimizations turned on under -O3.
2599 (ftree-vectorize): Add that the flag is turned on with -O3.
2601 2008-03-20 Ben Elliston <bje@au.ibm.com>
2603 * regmove.c (try_auto_increment): Fix spelling error in comment.
2604 * final.c (final_scan_insn): Likewise.
2606 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2610 allocator preferences for "y" and "r" class registers.
2611 ("*mov<mode>_internal"): Ditto.
2612 ("*movv2sf_internal_rex64"): Ditto.
2613 ("*movv2sf_internal"): Ditto.
2615 2008-03-19 Michael Matz <matz@suse.de>
2618 * calls.c (expand_call): Check overlap of arguments with call
2619 address for sibcalls.
2621 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2624 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2625 of the underlying type of a MS bitfield layout to the natural
2626 alignment of the type.
2628 2008-03-19 Jan Hubicka <jh@suse.cz>
2631 * toplev.c (decode_d_option): Handle all CPP flags.
2632 * tree-vrp.c: Update tree_pass descriptors.
2633 * regrename.c: Update tree_pass descriptors.
2634 * fwprop.c: Update tree_pass descriptors.
2635 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2636 * tree-into-ssa.c: Update tree_pass descriptors.
2637 * tree-dump.c: Update tree_pass descriptors.
2638 * tree-complex.c: Update tree_pass descriptors.
2639 * tree-dump.h: Update tree_pass descriptors.
2640 * see.c: Update tree_pass descriptors.
2641 * cgraphbuild.c: Update tree_pass descriptors.
2642 * tracer.c: Update tree_pass descriptors.
2643 * tree-loop-distribution.c: Update tree_pass descriptors.
2644 * cgraph.c: Update tree_pass descriptors.
2645 * postreload-gcse.c: Update tree_pass descriptors.
2646 * postreload.c: Update tree_pass descriptors.
2647 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2648 * tree-tailcall.c: Update tree_pass descriptors.
2649 * tree-pass.h (tree_opt_pass): Rename to ...
2650 (opt_pass) ... this one; add "type" field and remove letter field.
2651 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2652 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2653 all_lowering_passes): Update declaration.
2654 * ipa-cp.c: Update tree_pass descriptors.
2655 * final.c: Update tree_pass descriptors.
2656 * omp-low.c: Update tree_pass descriptors.
2657 * tree-ssa-dse.c: Update tree_pass descriptors.
2658 * ipa-reference.c: Update tree_pass descriptors.
2659 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2660 * auto-inc-dec.c: Update tree_pass descriptors.
2661 * reorg.c: Update tree_pass descriptors.
2662 * cgraphunit.c: Update tree_pass descriptors.
2663 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2664 * tree-ssa-ccp.c: Update tree_pass descriptors.
2665 * df-core.c: Update tree_pass descriptors.
2666 * mode-switching.c: Update tree_pass descriptors.
2667 * tree-nomudflap.c: Update tree_pass descriptors.
2668 * modulo-sched.c: Update tree_pass descriptors.
2669 * ipa-pure-const.c: Update tree_pass descriptors.
2670 * cse.c: Update tree_pass descriptors.
2671 * web.c: Update tree_pass descriptors.
2672 * tree-stdarg.c: Update tree_pass descriptors.
2673 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2674 * tree-ssa-dom.c: Update tree_pass descriptors.
2675 * tree-nrv.c: Update tree_pass descriptors.
2676 * tree-ssa-alias.c: Update tree_pass descriptors.
2677 * loop-init.c: Update tree_pass descriptors.
2678 * gimple-low.c: Update tree_pass descriptors.
2679 * ipa-inline.c: Update tree_pass descriptors.
2680 * tree-ssa-sink.c: Update tree_pass descriptors.
2681 * global.c: Update tree_pass descriptors.
2682 * ifcvt.c: Update tree_pass descriptors.
2683 * jump.c: Update tree_pass descriptors.
2684 * predict.c: Update tree_pass descriptors.
2685 * tree-ssa-loop.c: Update tree_pass descriptors.
2686 * recog.c: Update tree_pass descriptors.
2687 * dse.c: Update tree_pass descriptors.
2688 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2689 * tree-eh.c: Update tree_pass descriptors.
2690 * regmove.c: Update tree_pass descriptors.
2692 * function.c: Update tree_pass descriptors.
2693 * tree-vectorizer.c: Update tree_pass descriptors.
2694 * gcse.c: Update tree_pass descriptors.
2695 * ipa-type-escape.c: Update tree_pass descriptors.
2696 * tree-if-conv.c: Update tree_pass descriptors.
2697 * init-regs.c: Update tree_pass descriptors.
2698 * ipa.c: Update tree_pass descriptors.
2699 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2700 * rtl-factoring.c: Update tree_pass descriptors.
2701 * lower-subreg.c: Update tree_pass descriptors.
2702 * bt-load.c: Update tree_pass descriptors.
2703 * tree-dfa.c: Update tree_pass descriptors.
2704 * except.c: Update tree_pass descriptors.
2705 * emit-rtl.c: Update tree_pass descriptors.
2706 * cfgexpand.c: Update tree_pass descriptors.
2707 * tree-cfgcleanup.c: Update tree_pass descriptors.
2708 * cfgcleanup.c: Update tree_pass descriptors.
2709 * tree-ssa-pre.c: Update tree_pass descriptors.
2710 * tree-sra.c: Update tree_pass descriptors.
2711 * tree-mudflap.c: Update tree_pass descriptors.
2712 * tree-ssa-copy.c: Update tree_pass descriptors.
2713 * cfglayout.c: Update tree_pass descriptors.
2714 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2715 * tree-ssa-dce.c: Update tree_pass descriptors.
2716 * tree-ssa.c: Update tree_pass descriptors.
2717 * regclass.c: Update tree_pass descriptors.
2718 * integrate.c: Update tree_pass descriptors.
2719 * tree-optimize.c: Update tree_pass descriptors.
2720 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2721 * tree-object-size.c: Update tree_pass descriptors.
2722 * combine.c: Update tree_pass descriptors.
2723 * tree-outof-ssa.c: Update tree_pass descriptors.
2724 * bb-reorder.c: Update tree_pass descriptors.
2725 * stack-ptr-mod.c: Update tree_pass descriptors.
2726 * var-tracking.c: Update tree_pass descriptors.
2727 * tree-profile.c: Update tree_pass descriptors.
2728 * tree-vect-generic.c: Update tree_pass descriptors.
2729 * reg-stack.c: Update tree_pass descriptors.
2730 * sched-rgn.c: Update tree_pass descriptors.
2731 * tree-ssa-structalias.c: Update tree_pass descriptors.
2732 * tree-cfg.c: Update tree_pass descriptors.
2733 * passes.c (current_pass): Update declaration.
2734 (finish_optimization_passes): Update.
2735 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2736 (register_one_dump_file, register_dump_files_1, next_pass_1):
2738 (init_optimization_passes): Update handling of new types.
2739 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2740 * ipa-struct-reorg.c: Update tree_pass descriptors.
2741 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2742 * combine-stack-adj.c: Update tree_pass descriptors.
2743 * cfgrtl.c: Update tree_pass descriptors.
2744 * dce.c: Update tree_pass descriptors.
2745 * tree-ssanames.c: Update tree_pass descriptors.
2747 2008-03-19 Richard Guenther <rguenther@suse.de>
2750 * tree-ssa.c (walk_data): New structure.
2751 (warn_uninitialized_var): If not always_executed warn with "maybe"
2753 (execute_early_warn_uninitialized): Compute post-dominators.
2754 Initialize always_executed before processing each basic block.
2756 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2759 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2760 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2762 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2764 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2766 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2768 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2770 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2771 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2772 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2773 target after ignore has been set, and move there also the commputation
2774 of subtarget and original_target.
2775 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2776 (LANG_HOOKS_INITIALIZER): Remove it.
2777 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2779 2008-03-18 Richard Guenther <rguenther@suse.de>
2781 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2782 found an expression with constants, note that in the VN for the lhs.
2783 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2784 fold them to constants if possible. Run cleanup_cfg if done so.
2785 (execute_pre): Return todo.
2787 (execute_fre): Likewise.
2788 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2790 (get_prop_source_stmt): Look through pointer conversions.
2792 2008-03-18 Jan Hubicka <jh@suse.cz>
2794 * tree-pretty-print.c: Include predict.h.
2795 (dump_generic_node): Dump predictor.
2796 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2797 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2798 * gimple-low.c (lower_stmt): Likewise.
2799 * expr.c (expand_expr_real): Likewise.
2800 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2802 (build_predict_expr, build_predict_expr): New.
2803 * predict.h (predictor_name, build_predict_expr): Update.
2804 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2805 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2806 * predict.def (PRED_CONTINUE): Update hitrate.
2807 * tree.def (PREDICT_EXPR): Define.
2808 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2809 do not handle BIND_EXPR.
2810 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2811 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2812 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2815 2008-03-18 Michael Matz <matz@suse.de>
2817 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2819 2008-03-18 Richard Guenther <rguenther@suse.de>
2821 * tree-gimple.h (is_gimple_invariant_address): Declare.
2822 (is_gimple_constant): Likewise.
2823 * tree-gimple.c (is_gimple_constant): New function.
2824 (is_gimple_invariant_address): Likewise.
2825 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2826 and is_gimple_invariant_address.
2827 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2829 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2830 an addressable base.
2832 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2835 * gimplify.c (gimplify_expr): Gimplify second operand of
2838 2008-03-17 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/19637
2841 * fold-const.c (fold_unary): Remove restrictions of removing
2842 intermediate pointer-conversions (P2)(P1)P0.
2843 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2844 conversion to void pointer.
2845 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2847 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2850 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2851 emulated thread local variables.
2853 2008-03-16 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2857 expand TREE_INVARIANT operations that are not gimple invariant.
2859 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2861 * doc/extend.texi (Alignment): Say that the ABI controls
2862 the __alignof__ for non-strict-alignment targets rather
2863 than being a recommendation.
2865 2008-03-15 Paul Brook <paul@codesourcery.com>
2867 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2869 (arm_output_fn_unwind): Mark functions that can not be unwound.
2871 2008-03-15 Paul Brook <paul@codesourcery.com>
2873 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2874 extension instructions.
2876 2008-03-15 Richard Guenther <rguenther@suse.de>
2878 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2879 and fold constant aggregate refs.
2880 (fold_const_aggregate_ref): Handle string constants
2881 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2882 (evaluate_stmt): Simplify now that ccp_fold folds constant
2885 2008-03-15 Paul Brook <paul@codesourcery.com>
2887 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2888 (extzv): Use gen_extzv_t2.
2889 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2891 2008-03-15 Richard Guenther <rguenther@suse.de>
2893 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2894 (fold_const_aggregate_ref): Likewise.
2895 (get_value): Return NULL if we don't have any values.
2896 (ccp_finalize): Set const_val to NULL after freeing it.
2897 * tree-flow.h (get_symbol_constant_value): Declare.
2898 (fold_const_aggregate_ref): Likewise.
2899 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2901 2008-03-15 Richard Guenther <rguenther@suse.de>
2904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2905 to not produce negative array indices if not allowed. Add
2906 parameter to indicate that.
2907 (maybe_fold_offset_to_component_ref): Allow negative array
2908 indices only for the first member of a structure.
2909 (maybe_fold_offset_to_reference): Allow negative array indices.
2910 (maybe_fold_stmt_addition): Likewise.
2912 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2913 Anatoly Sokolov <aesok@post.ru>
2915 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2916 (avr_arch): Add ARCH_AVR6.
2917 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2918 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2919 instead of fixed value 2.
2920 (print_operand_address): Use gs() asm specifier instead of pm().
2921 (avr_assemble_integer): (Ditto.).
2922 (avr_output_addr_vec_elt): (Ditto.).
2923 (print_operand): Handle "!" code.
2924 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2925 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2926 (AVR_HAVE_EIJMP_EICALL): Define.
2927 (AVR_3_BYTE_PC): Redefine.
2928 (AVR_2_BYTE_PC): (Ditto.).
2929 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2930 (LINK_SPEC): Add atmega2560 and atmega2561.
2931 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2933 * config/avr/avr.md (call_insn): Use eicall instead of icall
2934 for 3 byte PC devices.
2935 (call_value_insn): (Ditto.).
2936 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2937 (indirect_jump): Use only for for 2 byte PC devices.
2938 (*tablejump): (Ditto.).
2939 (*indirect_jump_avr6): Add insn.
2940 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2941 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
2942 instead of ijmp for 3 byte PC devices.
2943 (__tablejump2__): (Ditto.).
2944 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2945 (MULITLIB_DIRNAMES): (Ditto.).
2946 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2948 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2950 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2951 "sse2_umulsidi3". Use V1DI mode for operand 0.
2952 ("mmx_psadbw"): Use V1DI mode for operand 0.
2953 * config/i386/i386-modes.def (V1SI): New vector mode.
2954 * config/i386/i386.c (struct builtin_description)
2955 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2956 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2957 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2958 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2959 v1di_ftype_v8qi_v8qi type.
2960 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2962 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2963 __builtin_ia32_pmuludq]: Fix the mode of return value.
2965 2008-03-15 Richard Guenther <rguenther@suse.de>
2968 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2971 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2973 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2974 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2975 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2976 unless TARGET_SERIALIZE_VOLATILE is enabled.
2977 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2978 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2979 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2981 2008-03-14 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/34172
2984 * tree-flow.h (refs_may_alias_p): Declare.
2985 (get_single_def_stmt): Likewise.
2986 (get_single_def_stmt_from_phi): Likewise.
2987 (get_single_def_stmt_with_phi): Likewise.
2988 * tree-dfa.c (refs_may_alias_p): New function.
2989 (get_single_def_stmt): Likewise.
2990 (get_single_def_stmt_from_phi): Likewise.
2991 (get_single_def_stmt_with_phi): Likewise.
2992 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2993 (vn_reference_lookup_1): New helper function.
2994 (vn_reference_lookup): Walk the virtual use-def chain to
2995 continue searching for a match if the def does not alias the
2996 reference we are looking for.
2998 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3000 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3001 archive and Perzl. Update The Written Word listing.
3003 2008-03-14 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/34043
3006 PR tree-optimization/33989
3007 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3009 (bitmap_find_leader): Use extra argument to verify dominance
3010 relationship inside a basic-block.
3011 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3012 (find_leader_in_sets): Adjust.
3013 (create_component_ref_by_pieces): Take extra argument for
3014 dominance check, handle lookup failures.
3015 (find_or_generate_expression): Likewise.
3016 (create_expression_by_pieces): Likewise.
3017 (insert_into_preds_of_block): Adjust.
3018 (create_value_expr_from): If asked for, verify all operands
3019 are in the blocks AVAIL_OUT set.
3020 (make_values_for_stmt): Check for SSA_NAMEs that are life
3021 over an abnormal edge.
3022 (compute_avail): Remove such check.
3023 (do_SCCVN_insertion): New function.
3024 (eliminate): If we do not find a leader suitable for replacement
3025 insert a replacement expression from SCCVN if available.
3026 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3027 (struct vn_ssa_aux): Add needs_insertion flag.
3028 * tree-ssa-sccvn.c (may_insert): New global flag.
3029 (copy_reference_ops_from_ref): Value-number union member access
3030 based on its size, not type and member if insertion is allowed.
3031 (visit_reference_op_load): For a weak match from union type
3032 punning lookup a view-converted value and insert a SSA_NAME
3033 for that value if that is not found.
3034 (visit_use): Make dumps shorter. Do not disallow value numbering
3035 SSA_NAMEs that are life over an abnormal edge to constants.
3036 (free_scc_vn): Release inserted SSA_NAMEs.
3037 (run_scc_vn): New flag to specify whether insertion is allowed.
3038 Process SSA_NAMEs in forward order.
3039 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3040 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3041 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3042 pointer type to/from integral types that do not change the
3043 precision to regular conversions.
3045 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3047 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3048 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3049 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3050 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3051 input arguments and the mode of return value. Built-in functions
3052 that operate on whole 64-bit MMX register now use V1DI mode.
3054 2008-03-13 Alon Dayan <alond@il.ibm.com>
3055 Olga Golovanevsky <olga@il.ibm.com>
3057 PR tree-optimization/35041
3058 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3059 to locate the right position in a statement.
3061 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3065 * config/i386/xmmintrin.h: Change all static inline functions to
3066 extern inline and add __gnu_inline__ attribute.
3067 * config/i386/bmintrin.h: Ditto.
3068 * config/i386/smmintrin.h: Ditto.
3069 * config/i386/tmmintrin.h: Ditto.
3070 * config/i386/mmintrin-common.h: Ditto.
3071 * config/i386/ammintrin.h: Ditto.
3072 * config/i386/emmintrin.h: Ditto.
3073 * config/i386/pmmintrin.h: Ditto.
3074 * config/i386/mmintrin.h: Ditto.
3075 * config/i386/mm3dnow.h: Ditto.
3077 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3080 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3081 (lower_omp_2): New function.
3082 (lower_omp_1, lower_omp): Rewritten.
3084 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3087 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3088 with the phrase "Microsoft Windows compilers".
3089 (Push/Pop Macro Pragmas): New subsection. Document
3090 #pragma push_macro and pragma pop_macro.
3092 2008-03-12 Paul Brook <paul@codesourcery.com>
3094 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3096 2008-03-12 Paul Brook <paul@codesourcery.com>
3098 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3099 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3100 (thumb2_addsi_shortim): Rename ...
3101 (thumb2_addsi_short): ... to this. Allow register operands.
3102 (thumb2_subsi_short): New pattern.
3103 (thumb2_one_cmplsi2_short,
3104 thumb2_negsi2_short): New patterns and peepholes.
3106 2008-03-12 Paul Brook <paul@codesourcery.com>
3108 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3110 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.md (int_cond): New code iterator.
3114 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3115 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3116 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3117 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3118 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3119 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3120 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3121 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3123 2008-03-12 Paul Brook <paul@codesourcery.com>
3125 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3126 instead of {arm,thumb}_compute_save_reg_mask.
3127 (output_return_instruction): Ditto.
3128 (thumb_unexpanded_epilogue): Ditto.
3129 (thumb1_expand_prologue): Ditto.
3130 (thumb1_output_function_prologue): Ditto.
3131 (arm_set_return_address): Ditto.
3132 (thumb_set_return_address): Ditto.
3133 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3134 regs to achieve stack alignment.
3135 (thumb1_compute_save_reg_mask): Fix compiler warning.
3136 (arm_output_epilogue): Use offsets->saved_regs_mask.
3137 Adjust stack pointer by poping call clobered registers.
3138 (arm_expand_prologue): Use offsets->saved_regs_mask.
3139 Adjust stack pointer by pushing extra registers.
3140 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3142 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3145 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3146 conversion to the operands of a multiplication.
3148 2008-03-12 Richard Guenther <rguenther@suse.de>
3150 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3151 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3152 * timevar.def (TV_TREE_PHIPROP): Add.
3153 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3154 pass description. Use TV_TREE_PHIPROP.
3155 * tree-ssa-forwprop.c: Remove phiprop code.
3157 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3160 * omp-low.c (maybe_lookup_decl): Constify first argument.
3161 (use_pointer_for_field): Change last argument from bool to
3162 omp_context *. Disallow shared copy-in/out in nested
3163 parallel if decl is shared in outer parallel too.
3164 (build_outer_var_ref, scan_sharing_clauses,
3165 lower_rec_input_clauses, lower_copyprivate_clauses,
3166 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3168 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3169 Ira Rosen <irar@il.ibm.com>
3171 * tree-vectorizer.c (free_stmt_vec_info): New function.
3172 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3173 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3174 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3175 * tree-vect-transform.c (vectorizable_conversion): Free
3176 vec_oprnds0 if it was allocated.
3177 (vect_permute_store_chain): Remove unused VECs.
3178 (vectorizable_store): Free VECs that are allocated in the..
3180 (vect_transform_strided_load, vectorizable_load): Likewise.
3181 (vect_remove_stores): Simplify the code.
3182 (vect_transform_loop): Move code to vect_remove_stores().
3183 Call vect_remove_stores() and free_stmt_vec_info().
3185 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3187 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3188 TARGET_HPUX. Revise comment.
3189 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3190 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3191 Use sr4 variant of `be' instruction when not generating PIC code.
3192 (attr_length_call): Adjust for above change.
3194 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3196 * ipa-reference.c (static_execute): Remove module_statics_const and
3197 associated setting code.
3199 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3202 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3203 predicate for operand 1.
3204 (paritysi2_cmp): Use register_operand predicate for operand 2.
3205 Use earlyclobber modifier for operand 1. Remove support for
3207 (paritydi2_cmp): Use register_operand predicate for operand 3.
3208 Use earlyclobber modifier for operand 1. Remove support for
3211 2008-03-11 Paul Brook <paul@codesourcery.com>
3212 Vladimir Prus <vladimir@codesourcery.com>
3214 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3215 (arm_compute_save_reg0_reg12_mask): Always
3216 check if register 11 must be saved. Always safe hard frame pointer
3217 when frame_pointer_needeed.
3218 (arm_compute_save_reg_mask): Save IP and PC
3219 only with apcs frames.
3220 (arm_output_epilogue): Adjust Thumb2 codepath to
3221 be also invoked and work for ARM non-apcs frames.
3222 (arm_expand_prologue): Don't bother saving IP
3223 for non-apcs frame, since it's not clobbered by
3224 prologue code. Implement non-apcs frame
3227 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3229 PR rtl-optimization/35281
3230 * expr.c (convert_move): Use a new pseudo for the intermediate
3231 from_mode->word_mode result.
3233 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3235 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3236 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3237 * toplev.c (compile_file): Don't call it.
3239 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3242 * expr.c (store_expr): Call emit_block_move if the mode
3243 of "temp" RTX is BLKmode.
3245 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3246 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/31358
3249 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3250 the step with a NULL_TREE.
3251 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3252 to sizetype if type is a pointer type.
3253 (add_candidate_1): Don't convert the base and step to
3254 the generic type if the orginal type is a pointer type.
3255 (add_iv_value_candidates): Use sizetype for the step
3256 if type is a pointer type.
3257 (cand_value_at): Likewise.
3258 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3260 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3261 Don't convert the tem affine to the type.
3262 (add_elt_to_tree): Use sizetype for the step if a pointer.
3263 Use POINTER_PLUS_EXPR for pointers.
3264 (aff_combination_to_tree): Use sizetype for the step if a
3267 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3269 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3270 Remove commutativity hint.
3272 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3276 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3277 errorneous type. Check that v is a VAR_DECL.
3280 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3282 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3284 PR tree-optimization/35494
3285 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3286 may be overriden at link and run time.
3288 2008-03-10 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/34677
3291 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3292 (poolify_tree): Likewise.
3293 (modify_expr_template): Likewise.
3294 (poolify_modify_stmt): Likewise.
3295 (insert_fake_stores): Handle all component-ref style stores
3296 in addition to INDIRECT_REF. Also handle complex types.
3297 Do not poolify the inserted load.
3298 (realify_fake_stores): Do not rebuild the tree but only
3299 make it a SSA_NAME copy.
3300 (init_pre): Remove initialzation of modify_expr_template.
3301 Do not allocate modify_expr_node_pool.
3302 (fini_pre): Do not free modify_expr_node_pool.
3304 2008-03-10 Paul Brook <paul@codesourcery.com>
3306 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3309 2008-03-10 Paul Brook <paul@codesourcery.com>
3310 Mark Shinwell <shinwell@codesourcery.com>
3312 * config/arm/cortex-r4.md: New.
3313 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3315 * config/arm/arm.md: Include cortex-r4.md.
3316 (insn): Add smmls, sdiv and udiv values.
3317 (generic_sched): Don't use generic scheduling for Cortex-R4.
3318 (arm_issue_rate): New function.
3319 (TARGET_SCHED_ISSUE_RATE): Define.
3321 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3323 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3325 2008-03-10 Richard Guenther <rguenther@suse.de>
3327 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3328 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3330 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3332 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3333 Set default to true.
3335 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3337 * c.opt (Wsynth): Deprecate.
3338 * doc/invoke.texi (Option Summary, Warning Options): Document
3339 -Wno-format-contains-nul.
3341 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3345 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3347 2008-03-09 Ira Rosen <irar@il.ibm.com>
3349 * config/rs6000/rs6000.c (builtin_description): Rename vector
3350 left shift operations.
3351 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3352 (altivec_vsl<VI_char>): Rename to ...
3353 (ashl<mode>3): ... new name.
3354 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3356 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3358 2008-03-08 Richard Guenther <rguenther@suse.de>
3360 * coverage.h (tree_coverage_counter_addr): Declare.
3361 * coverage.c (tree_coverage_counter_addr): New function.
3362 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3364 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3365 (tree_gen_one_value_profiler): Likewise.
3366 (tree_gen_ic_profiler): Likewise.
3367 (tree_gen_average_profiler): Likewise.
3368 (tree_gen_ior_profiler): Likewise.
3370 2008-03-08 Richard Guenther <rguenther@suse.de>
3372 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3373 (vn_binary_op_insert): Likewise.
3374 (vn_unary_op_lookup): Likewise.
3375 (vn_unary_op_insert): Likewise.
3376 (vn_nary_op_lookup): Declare.
3377 (vn_nary_op_insert): Likewise.
3378 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3379 and binary hashes, use a single obstack for unary_op_pool
3381 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3382 a single struct vn_nary_op_s. Store tree code length and
3383 a variable number of operands.
3384 (struct vn_reference_op_struct): Remove unused op2.
3385 (vn_reference_op_eq): Do not compare op2.
3386 (vn_reference_op_compute_hash): Do not compute hash of op2.
3387 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3388 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3389 with vn_nary_op_compute_hash.
3390 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3391 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3393 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3395 (visit_unary_op): Call nary functions.
3396 (visit_binary_op): Likewise.
3397 (process_scc): Adjust for struct vn_tables_s changes.
3398 (allocate_vn_table): Likewise.
3399 (free_vn_table): Likewise.
3400 * tree-vn.c (vn_add): Call nary functions.
3401 (vn_lookup): Likewise.
3403 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3406 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3407 wdst back after sync_compare_and_swapqhi_internal.
3409 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/i386-modes.def (V1DI): New vector mode.
3413 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3414 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3415 (MMXMODE248): Ditto.
3416 (MMXMODE): Add V1DI mode.
3417 (mmxvecsize): Change DI mode to V1DI mode.
3418 ("mov<mode>): Use MMXMODEI8 mode iterator.
3419 ("*mov<mode>_internal_rex64"): Ditto.
3420 ("*mov<mode>_internal"): Ditto.
3421 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3422 ("mmx_sub<mode>3"): Ditto.
3423 ("mmx_adddi3"): Remove insn pattern.
3424 ("mmx_subdi3"): Ditto.
3425 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3426 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3427 ("mmx_ashl<mode>3"): Ditto.
3428 ("mmx_lshrdi3"): Remove insn pattern.
3429 ("mmx_ashldi3"): Ditto.
3430 * config/i386/i386.c (classify_argument): Handle V1DImode.
3431 (function_arg_advance_32): Ditto.
3432 (function_arg_32): Ditto.
3433 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3434 mmx_addv1di3 insn pattern.
3435 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3436 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3437 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3438 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3439 Remove definitions of built-in functions.
3440 (V1DI_type_node): New node.
3441 (v1di_ftype_v1di_int): Ditto.
3442 (v1di_ftype_v1di_v1di): Ditto.
3443 (v2si_ftype_v2si_si): Ditto.
3444 (v4hi_ftype_v4hi_di): Remove node.
3445 (v2si_ftype_v2si_di): Ditto.
3446 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3447 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3448 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3449 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3450 Add new builtins using def_builtin_const.
3451 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3452 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3453 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3454 * config/i386/mmintrin.h (__v1di): New typedef.
3455 (_mm_add_si64): Cast arguments to __v1di type.
3456 (_mm_sub_si64): Ditto.
3457 (_mm_sll_pi16): Cast __count to __v4hi type.
3458 (_mm_sll_pi32): Cast __count to __v2si type.
3459 (_mm_sll_si64): Cast arguments to __v1di type.
3460 (_mm_srl_pi16): Cast __count to __v4hi type.
3461 (_mm_srl_pi32): Cast __count to __v2si type.
3462 (_mm_srl_si64): Cast arguments to __v1di type.
3463 (_mm_sra_pi16): Cast __count to __v4hi type.
3464 (_mm_sra_pi32): Cast __count to __v2si type.
3465 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3466 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3467 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3468 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3469 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3470 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3471 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3472 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3473 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3474 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3475 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3476 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3478 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3480 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3482 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3485 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3486 reg+const addressing for Altivec modes. Don't generate reg+reg
3487 addressing for TFmode or TDmode quantities.
3489 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3491 * c-common.c (vector_types_convertible_p): Call langhook
3492 instead of comptypes.
3494 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3497 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3498 integral and scalar float variables which have a
3501 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3503 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3504 dwarf_register_span hook when emitting unwind information for
3505 register-to-memory saves.
3506 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3507 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3509 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3511 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3512 for the same VAR_DECL.
3514 2008-03-06 Tom Tromey <tromey@redhat.com>
3517 * doc/standards.texi (Standards): Don't mention treelang.
3518 * doc/invoke.texi (Overall Options): Don't mention treelang.
3519 * doc/install.texi (Prerequisites): Don't mention bison or
3521 (Configuration): Don't mention treelang.
3522 (Building): Likewise.
3523 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3525 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3527 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3528 word-extractions out of a multi-word object.
3530 2008-03-06 Richard Guenther <rguenther@suse.de>
3532 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3533 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3534 result type and precision.
3535 * expr.c (get_inner_reference): Set unsignedp based on the result
3536 type of BIT_FIELD_REF.
3537 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3538 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3539 (try_instantiate_multiple_fields): Likewise. Use the correct type
3541 (sra_build_assignment): Likewise.
3542 (sra_build_elt_assignment): Likewise.
3543 (sra_explode_bitfield_assignment): Likewise.
3544 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3545 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3546 set BIT_FIELD_REF_UNSIGNED.
3547 (vectorizable_load): Likewise.
3549 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3551 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3554 2008-03-06 Richard Guenther <rguenther@suse.de>
3556 * alias.c (struct alias_set_entry): Move has_zero_child field
3557 to pack with alias_set.
3559 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3561 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3564 2008-03-05 Ian Lance Taylor <iant@google.com>
3566 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3568 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3570 * fwprop.c (update_df): Support width and offset parameters of
3572 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3573 global_conflicts): Change DF_REF_EXTRACT to either
3574 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3575 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3576 * df-scan.c (df_ref_record, df_defs_record,
3577 df_ref_create_structure, df_def_record_1, df_uses_record,
3578 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3579 df_bb_refs_collect, df_entry_block_defs_collect,
3580 df_exit_block_uses_collect): Support new width and offset fields.
3581 (ref_extract_pool): New storage pool.
3582 (df_free_ref): New function.
3583 (df_reg_chain_unlink, df_free_collection_rec,
3584 df_sort_and_compress_refs): Call df_free_ref.
3585 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3587 (df_ref_create_structure): Allocate df_ref_extract if offset and
3588 width fields are used.
3589 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3590 (df_uses_record): Get offset and width from ZERO_EXTRACT
3592 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3593 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3594 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3595 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3596 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3597 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3598 (df_ref_extract): New structure.
3599 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3600 (df_ref_create): Add width and offset parameters.
3602 2008-03-05 Richard Guenther <rguenther@suse.de>
3604 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3605 Use ranges_overlap_p.
3606 (offset_overlaps_with_access): Rename
3607 to ranges_overlap_p and move ...
3608 * tree-flow-inline.h (ranges_overlap_p): ... here.
3610 * tree.h (get_inner_reference, handled_component_p): Update
3613 * tree.h (record_component_aliases, get_alias_set,
3614 alias_sets_conflict_p, alias_sets_must_conflict_p,
3615 objects_must_conflict_p): Move declarations ...
3616 * alias.h (record_component_aliases, get_alias_set,
3617 alias_sets_conflict_p, alias_sets_must_conflict_p,
3618 objects_must_conflict_p): ... here.
3619 Include coretypes.h.
3620 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3622 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3624 * cfg.c: Include tree-flow.h.
3625 (remove_edge_raw): Call redirect_edge_var_map_clear.
3626 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3627 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3628 (redirect_edge_var_map_result): New.
3629 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3630 PENDING_STMT use with redirect_edge_var_map_*.
3631 * tree-ssa.c (edge_var_maps): New definition.
3632 (redirect_edge_var_map_add): New.
3633 (redirect_edge_var_map_clear): New.
3634 (redirect_edge_var_map_dup): New.
3635 (redirect_edge_var_map_vector): New.
3636 (redirect_edge_var_map_destroy): New.
3637 (ssa_redirect_edge): Replace PENDING_STMT use with
3638 redirect_edge_var_map_*.
3639 (flush_pending_stmts): Same.
3640 (delete_tree_ssa): Destroy edge var map.
3641 * tree-flow.h (struct _edge_var_map): New.
3642 Define edge_var_map vector type.
3643 Declare redirect_edge_var_map_* prototypes.
3644 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3645 * tree-cfg.c (reinstall_phi_args): Replace
3646 PENDING_STMT use with redirect_edge_var_map_*.
3648 2008-03-05 Richard Guenther <rguenther@suse.de>
3650 PR tree-optimization/35472
3651 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3652 whose single use_stmt has a overlapping set of loaded and
3653 stored symbols as that use_stmt might be a noop assignment then.
3655 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3657 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3659 2008-03-05 Richard Guenther <rguenther@suse.de>
3662 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3663 should be constants.
3664 * tree-cfg.c (verify_expr): Verify it.
3665 * fold-const.c (fold_truthop): Remove code generating
3666 BIT_FIELD_REFs of structure bases.
3667 (fold_binary): Likewise.
3668 (fold_ternary): Position and size of BIT_FIELD_REFs are
3669 always host integers.
3670 (make_bit_field_ref): Remove.
3671 (optimize_bit_field_compare): Remove.
3672 (all_ones_mask_p): Remove.
3674 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3677 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3678 (split_block_and_df_analyze): New. Split basic block and rebuild
3680 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3682 (split_pattern_seq): Likewise.
3683 (erase_matching_seqs): Likewise.
3684 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3686 2008-03-04 Geoff Keating <geoffk@apple.com>
3688 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3689 declaration and code.
3690 (tree_invalid_nonnegative_warnv_p): Likewise.
3692 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3694 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3695 examples. Truncate option-names then causing overfull hbox.
3697 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3700 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3702 * configure: Rebuilt.
3704 2008-03-04 Rafael Espindola <espindola@google.com>
3706 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3707 (tree_unary_nonnegative_warnv_p): New.
3708 (tree_binary_nonnegative_warnv_p): New.
3709 (tree_single_nonnegative_warnv_p): New.
3710 (tree_invalid_nonnegative_warnv_p): New.
3711 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3713 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3716 * opts.c (handle_option): Postpone 'unknown option' errors only for
3719 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3722 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3725 2008-03-04 Rafael Espindola <espindola@google.com>
3727 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3728 (tree_binary_nonzero_warnv_p): New.
3729 (tree_single_nonzero_warnv_p): New.
3730 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3732 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3735 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3736 transformations for modes that have signed zeros.
3737 * ifcvt.c (noce_try_abs): Ditto.
3739 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3741 * config/i386/i386.c (override_options): Force
3742 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3744 2008-03-04 Jan Hubicka <jh@suse.cz>
3747 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3750 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3752 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3753 label to probe the stack.
3755 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3757 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3758 (__gthr_win32_mutex_destroy): Declare.
3759 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3760 __gthr_win32_mutex_destroy.
3761 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3763 2008-03-03 Jan Hubicka <jh@suse.cz>
3766 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3767 aggressive on inlining cold calls.
3769 2008-03-03 Richard Guenther <rguenther@suse.de>
3771 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3772 struct copies into the expression table.
3773 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3774 (try_to_simplify): Likewise.
3775 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3776 integral and pointer arguments which do not change the
3777 precision to NOP_EXPRs.
3778 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3779 VIEW_CONVERT_EXPR case.
3781 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3783 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3784 defined in a loop at depth 0 is invariant.
3785 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3786 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3787 be called at loop depth 0.
3789 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3792 * gcc.c (process_command): Update copyright notice dates.
3793 * gcov.c (print_version): Likewise.
3794 * gcov-dump.c (print_version): Likewise.
3795 * mips-tfile.c (main): Likewise.
3796 * mips-tdump.c (main): Likewise.
3798 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3801 * c-common.c (flag_permissive): Delete.
3802 (constant_expression_warnings): Check flags first.
3803 (constant_expression_error): New.
3804 * c-common.h (flag_permissive): Delete.
3805 (constant_expression_error): Declare.
3806 * flags.h (flag_permissive): Declare. Update description.
3807 * diagnostic.c (pedwarn): Update.
3809 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3810 (permissive_error_kind): New.
3811 * toplev.c (flag_permissive): Define. Update description.
3812 * toplev.h (permissive_error_kind): Declare.
3813 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3814 (pedwarn_c90): Use pedantic_warning_kind.
3815 * c-opts.c (c_common_post_options): flag_permissive does not affect
3816 flag_pedantic_errors.
3818 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3820 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3821 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3822 __absvsi2, __absvDI2): Use unsigned arithmetic.
3824 2008-03-02 Andi Kleen <ak@suse.de>
3825 Richard Guenther <rguenther@suse.de>
3827 * struct-equiv.c: Remove file.
3828 * cfg_cleanup.c (condjump_equiv_p): Remove.
3829 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3830 (struct-equiv.o): Remove rule.
3831 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3832 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3833 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3835 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3837 * ifcvt.c (noce_process_if_block): Try to handle only the then
3838 block if the else block exists but isn't suitable.
3840 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3843 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3844 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3845 regression from previous patch.
3847 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3850 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3852 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3853 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3854 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3855 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3856 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3857 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3858 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3859 (__gthread_mutex_destroy_function): Rename to
3860 __gthread_mutex_destroy.
3861 * gthr-dce.h (__gthread_mutex_destroy): Call
3862 pthread_mutex_destroy.
3863 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3864 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3865 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3867 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3869 * df-scan.c (df_ref_chain_change_bb): Simplify.
3870 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3871 set_block_for_insn if there's any change.
3872 * df.h ((df_insn_change_bb): Fix prototype.
3873 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3874 df_insn_change_bb, don't call set_block_for_insn.
3875 * emit-rtl.c (reorder_insns): Likewise.
3876 * haifa-sched.c (move_insn): Likewise.
3878 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3880 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3882 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3884 * tree-flow-inline.h (next_readonly_imm_use): Return
3885 NULL_USE_OPERAND_P after the end.
3887 2008-03-01 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/35411
3890 * tree-sra.c (sra_build_assignment): Split conversion to
3891 final type to a separate statement if we are not assigning
3894 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3896 * fold-const.c (fold_convertible_p): Correct the logic to follow
3897 that in fold_convert().
3899 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3902 * tree-inline.c (build_duplicate_type): When we make a
3903 duplicate type, make it unique in the canonical types system.
3905 2008-02-29 Tom Tromey <tromey@redhat.com>
3907 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3908 input_file_stack_history, input_file_stack_restored): Remove.
3909 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3910 * input.h (struct file_stack): Remove.
3911 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3912 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3914 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3916 (diagnostic_last_module_changed): Add 'map' argument.
3917 (diagnostic_set_last_function): Likewise.
3918 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3919 line map, not input_file_stack.
3920 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3922 2008-02-29 Paul Brook <paul@codesourcery.com>
3924 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3926 2008-02-29 Paul Brook <paul@codesourcery.com>
3928 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3930 2008-02-29 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3934 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3935 value for comparing for a store match.
3936 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3937 (try_to_simplify): Do not do a full-blown reference lookup.
3939 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3941 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3942 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3944 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3946 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3948 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3949 strides against cache sizes.
3951 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3953 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3956 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3958 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3959 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3960 is smaller than the original promoted value.
3961 (simplify_subreg): If OP is a SUBREG, try to preserve its
3962 SUBREG_PROMOTED_VAR_P information.
3964 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3966 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3967 (VN_INFO_GET): Allocate new objects on the obstack.
3968 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3969 for rpo_numbers_temp, for consistency.
3970 (free_scc_vn): Free the obstack.
3972 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3974 * doc/invoke.texi: Document -ftree-loop-distribution.
3975 * tree-loop-distribution.c: New.
3976 * tree-pass.h (pass_loop_distribution): New.
3977 * graphds.h (struct graph): Add htab_t indices.
3978 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3979 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3980 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3981 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3982 * tree-data-ref.c (debug_data_dependence_relations): New.
3983 (dump_data_dependence_relation): Also print data references.
3984 (free_data_ref): Extern.
3985 (same_access_functions): Moved...
3986 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3987 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3988 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3989 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3990 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3991 (stmts_from_loop): Skip LABEL_EXPR.
3992 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3994 (build_rdg): Initialize rdg->indices htab.
3995 (free_rdg, stores_from_loop, ref_base_address,
3996 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3997 have_similar_memory_accesses_1, ref_base_address_1,
3998 remove_similar_memory_refs): New.
3999 * tree-data-ref.h: Depend on tree-chrec.h.
4000 (debug_data_dependence_relations, free_data_ref): Declared.
4001 (same_access_functions): ... here.
4002 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4004 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4005 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4006 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4007 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4008 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4009 rdg_vertex_for_stmt): Declared.
4010 (struct rdg_edge): Add level.
4012 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4013 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4015 (rdg_has_similar_memory_accesses): New.
4016 * tree-vect-analyze.c: Remove unused static decls.
4017 * lambda.h (dependence_level): New.
4018 * common.opt (ftree-loop-distribution): New.
4019 * tree-flow.h (mark_virtual_ops_in_bb,
4020 slpeel_tree_duplicate_loop_to_edge_cfg,
4021 rename_variables_in_loop): Declared.
4022 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4023 (OBJS-common): Add tree-loop-distribution.o.
4024 (tree-loop-distribution.o): New rule.
4025 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4026 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4027 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4029 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4032 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4033 other than structures and unions.
4035 2008-02-28 Richard Guenther <rguenther@suse.de>
4038 2008-02-26 Richard Guenther <rguenther@suse.de>
4040 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4041 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4042 (lookup_decl_from_uid): Declare.
4043 (remove_decl_from_map): Likewise.
4044 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4045 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4046 (decl_for_uid_map): New global hashtable mapping DECL_UID
4048 (init_ttree): Allocate it.
4049 (insert_decl_to_uid_decl_map): New helper function.
4050 (make_node_stat): Insert new decls into the map.
4051 (copy_node_stat): Likewise.
4052 (lookup_decl_from_uid): New function.
4053 (remove_decl_from_map): Likewise.
4054 (print_decl_for_uid_map_statistics): New helper.
4055 (dump_tree_statistics): Call it.
4057 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4058 (referenced_var_iterator): Adjust.
4059 (FOR_EACH_REFERENCED_VAR): Adjust.
4060 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4061 (num_referenced_vars): Adjust.
4062 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4063 (first_referenced_var): Remove.
4064 (end_referenced_vars_p): Likewise.
4065 (next_referenced_var): Likewise.
4066 (referenced_var_iterator_set): New helper function.
4067 * tree-dfa.c (referenced_var_lookup): Adjust.
4068 (referenced_var_check_and_insert): Likewise.
4069 (remove_referenced_var): Likewise.
4070 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4071 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4072 (verify_call_clobbering): Likewise.
4073 (verify_memory_partitions): Likewise.
4074 (init_tree_ssa): Allocate bitmap instead of hashtable for
4076 (delete_tree_ssa): Adjust.
4077 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4079 (compute_tag_properties): Likewise.
4080 (set_initial_properties): Likewise.
4081 (find_partition_for): Likewise.
4082 (update_reference_counts): Likewise.
4083 (dump_may_aliases_for): Likewise.
4084 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4085 (add_call_clobber_ops): Likewise.
4086 (add_call_read_ops): Likewise.
4087 (get_asm_expr_operands): Likewise.
4088 * tree-into-ssa.c (dump_decl_set): Likewise.
4089 (update_ssa): Likewise.
4090 * tree-sra.c (scan_function): Likewise.
4091 (decide_instantiations): Likewise.
4092 (scalarize_parms): Likewise.
4093 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4094 (dsa_named_for): Likewise.
4095 * tree-ssa-structalias.c (update_alias_info): Likewise.
4096 (merge_smts_into): Likewise.
4098 2008-02-27 David Daney <ddaney@avtrex.com>
4101 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4102 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4103 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4104 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4105 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4107 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4110 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4111 (BUILT_IN_NEXTTOWARD): Remove.
4112 (BUILT_IN_NEXTTOWARDF): Ditto.
4113 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4114 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4116 2008-02-27 Tom Tromey <tromey@redhat.com>
4118 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4119 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4121 2008-02-27 Jan Beulich <jbeulich@novell.com>
4123 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4124 update the respective field on newdecl.
4126 2008-02-27 Revital Eres <eres@il.ibm.com>
4128 PR rtl-optimization/34999
4129 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4130 crossing edges that ends with a call insn.
4131 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4132 call insn and clear the EDGE_CROSSING flag of the crossing edge
4133 when fixing fallthru edges.
4135 2008-02-27 Richard Guenther <rguenther@suse.de>
4138 * fold-const.c (fold_unary): Return the correct argument,
4139 converted to the result type.
4141 2008-02-27 Richard Guenther <rguenther@suse.de>
4144 * expr.c (expand_expr_real_1): Assert on rotates that operate
4146 * fold-const.c (fold_binary): Use the types precision, not the
4147 bitsize of the mode if folding rotate expressions. Build rotates
4148 only for full modes.
4150 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4152 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4154 * c-pragma.c (pragma_ns_name): New typedef.
4155 (registered_pp_pragmas): New variable.
4156 (c_pp_lookup_pragma): New function.
4157 (c_register_pragma_1): If flag_preprocess_only, do nothing
4158 for non-expanded pragmas, for expanded ones push pragma's
4159 namespace and name into registered_pp_pragmas vector.
4160 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4161 flag_preprocess_only, don't register GCC pch_preprocess
4162 pragma if flag_preprocess_only.
4163 * c-opts.c (c_common_init): Call init_pragma even if
4164 flag_preprocess_only.
4165 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4166 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4167 cpp_register_pragma if flag_preprocess_only.
4169 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4172 * c-parser.c (c_parser_translation_unit): Warn for empty
4173 translation unit, not empty source file.
4175 2008-02-26 Paul Brook <paul@codesourcery.com>
4177 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4178 operand for Thumb-2.
4179 * config/arm/arm.h (reg_class): Add CORE_REGS.
4180 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4181 (BASE_REG_CLASS): Use CORE_REGS.
4182 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4183 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4184 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4185 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4186 ARM_REGNO_OK_FOR_INDEX_P.
4187 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4188 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4189 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4190 (ldm/stm peepholes): Ditto.
4191 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4192 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4193 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4194 * config/arm/constraints.md: Enable "k" constraint on ARM.
4196 2008-02-27 Ben Elliston <bje@au.ibm.com>
4198 * config/rs6000/rs6000.c: Annotate cache line size field in all
4199 instances of struct processor_costs.
4201 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4203 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4204 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4205 jump_bypass): New counters.
4206 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4207 * dce.c (gate_ud_dce): Same.
4208 (gate_fast_dce): Same.
4209 * dse.c (gate_dse1): New function.
4210 (gate_dse2): New function.
4211 (gate_dse): Merge results of new gate functions.
4212 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4213 (gate_handle_jump_bypass): Add dbg_cnt.
4214 (gate_handle_gcse): Add dbg_cnt.
4215 * ifcvt.c (gate_handle_if_conversion): Same.
4216 (gate_handle_if_after_combine): Same.
4217 (gate_handle_if_after_reload): Same.
4218 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4220 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4222 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4224 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4226 2008-02-26 Jason Merrill <jason@redhat.com>
4229 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4230 alone if it's the naming decl for the type's main variant.
4232 2008-02-26 Tom Tromey <tromey@redhat.com>
4234 * system.h (USE_MAPPED_LOCATION): Poison.
4235 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4236 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4237 (make_goto_expr_edges): Likewise.
4238 (remove_bb): Likewise.
4239 (execute_warn_function_return): Likewise.
4240 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4242 * c-common.c (fname_decl): Remove old location code.
4243 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4245 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4247 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4248 (gen_rtx_ASM_INPUT): Likewise.
4249 (gen_rtx_ASM_INPUT_loc): Likewise.
4250 (get_rtx_asm_OPERANDS): Remove.
4251 * cfglayout.c (insn_locators_alloc): Remove old location code.
4252 (set_curr_insn_source_location): Likewise.
4253 (curr_insn_locator): Likewise.
4254 * print-tree.c (print_node): Remove old location code.
4255 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4256 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4257 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4258 location_from_locus.
4259 (construct_exit_block): Remove old location code.
4260 * emit-rtl.c (force_next_line_note): Remove old location code.
4261 * profile.c (branch_prob): Remove old location code.
4262 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4263 LOC_LINE): Remove old-location variants.
4264 * langhooks.c (lhd_print_error_function): Remove old location
4266 * configure, config.in: Rebuilt.
4267 * configure.ac (--enable-mapped-location): Remove.
4268 * c-decl.c (c_init_decl_processing): Remove old location code.
4269 (finish_function): Likewise.
4270 * recog.c (decode_asm_operands): Remove old location code.
4271 * c-pch.c (c_common_read_pch): Remove old location code.
4272 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4274 * gimple-low.c (lower_function_body): Remove old location code.
4275 * toplev.c (unknown_location): Remove.
4276 (push_srcloc): Remove old-location variant.
4277 (process_options): Remove old location code.
4278 (lang_dependent_init): Likewise.
4279 * input.h (UNKNOWN_LOCATION): Move definition.
4280 (location_t): Undeprecate.
4281 (source_locus): Remove.
4282 (location_from_locus): Remove.
4283 (struct location_s): Remove.
4284 Remove all old-location code.
4285 (input_line, input_filename): Remove.
4286 * final.c (final_scan_insn): Remove old location code.
4287 * diagnostic.c (diagnostic_build_prefix): Remove
4288 USE_MAPPED_LOCATION test.
4289 * tree.h (gimple_stmt) <locus>: Now a location_t.
4290 (tree_exp) <locus>: Likewise.
4291 (DECL_IS_BUILTIN): Remove old-location variant.
4292 (annotate_with_file_line, annotate_with_locus): Likewise.
4293 (expr_locus, set_expr_locus): Update.
4294 * tree.c (build1_stat): Remove old location code.
4295 (last_annotated_node): Remove.
4296 (annotate_with_file_line): Remove old-location variant.
4297 (annotate_with_locus): Likewise.
4298 (expr_location): Remove old location code.
4299 (set_expr_location): Likewise.
4300 (expr_has_location): Likewise.
4301 (expr_locus): Likewise.
4302 (set_expr_locus): Likewise.
4303 (expr_filename): Don't use location_from_locus.
4304 (expr_lineno): Likewise.
4305 * rtl-error.c (location_for_asm): Remove old location code.
4306 * c-lex.c (cb_line_change): Remove old location code.
4307 (fe_file_change): Likewise.
4308 (cb_def_pragma): Likewise.
4309 (c_lex_with_flags): Likewise.
4310 * gengtype.c (do_typedef): Don't special-case location types.
4311 (define_location_structures): Remove.
4312 (main): Don't call define_location_structures.
4313 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4316 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4319 * builtins.def (BUILT_IN_STDARG_START): Remove.
4320 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4321 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4322 * tree-inline.c (inline_forbidden_p_1): Likewise.
4324 2008-02-26 Richard Guenther <rguenther@suse.de>
4326 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4327 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4328 (lookup_decl_from_uid): Declare.
4329 (remove_decl_from_map): Likewise.
4330 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4331 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4332 (decl_for_uid_map): New global hashtable mapping DECL_UID
4334 (init_ttree): Allocate it.
4335 (insert_decl_to_uid_decl_map): New helper function.
4336 (make_node_stat): Insert new decls into the map.
4337 (copy_node_stat): Likewise.
4338 (lookup_decl_from_uid): New function.
4339 (remove_decl_from_map): Likewise.
4340 (print_decl_for_uid_map_statistics): New helper.
4341 (dump_tree_statistics): Call it.
4343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4344 (referenced_var_iterator): Adjust.
4345 (FOR_EACH_REFERENCED_VAR): Adjust.
4346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4347 (num_referenced_vars): Adjust.
4348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4349 (first_referenced_var): Remove.
4350 (end_referenced_vars_p): Likewise.
4351 (next_referenced_var): Likewise.
4352 (referenced_var_iterator_set): New helper function.
4353 * tree-dfa.c (referenced_var_lookup): Adjust.
4354 (referenced_var_check_and_insert): Likewise.
4355 (remove_referenced_var): Likewise.
4356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4358 (verify_call_clobbering): Likewise.
4359 (verify_memory_partitions): Likewise.
4360 (init_tree_ssa): Allocate bitmap instead of hashtable for
4362 (delete_tree_ssa): Adjust.
4363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4365 (compute_tag_properties): Likewise.
4366 (set_initial_properties): Likewise.
4367 (find_partition_for): Likewise.
4368 (update_reference_counts): Likewise.
4369 (dump_may_aliases_for): Likewise.
4370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4371 (add_call_clobber_ops): Likewise.
4372 (add_call_read_ops): Likewise.
4373 (get_asm_expr_operands): Likewise.
4374 * tree-into-ssa.c (dump_decl_set): Likewise.
4375 (update_ssa): Likewise.
4376 * tree-sra.c (scan_function): Likewise.
4377 (decide_instantiations): Likewise.
4378 (scalarize_parms): Likewise.
4379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4380 (dsa_named_for): Likewise.
4381 * tree-ssa-structalias.c (update_alias_info): Likewise.
4382 (merge_smts_into): Likewise.
4384 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4387 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4388 * c-opts.c (c_common_handle_option): Wall enables
4389 Wvolatile-register-var.
4390 * common.opt: Move Wvolatile-register-var to...
4393 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4395 * common.opt (Wlarger-than=): New.
4396 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4398 * opts.c (common_handle_option): Handle -Wlarger-than=.
4399 * optc-gen.awk: Likewise.
4400 * opth-gen.awk: Likewise.
4401 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4402 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4404 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4406 * c-common.c (match_case_to_enum_1): Add appropriate
4407 OPT_W* parameter to warning.
4408 (c_do_switch_warnings): Likewise.
4409 * c-typeck.c (warning_init): Add one more parameter following
4411 (push_init_level): Update call to warning_init.
4412 (pop_init_level): Likewise.
4413 (add_pending_init): Likewise.
4414 (output_init_element: Likewise.
4416 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4419 * toplev.c (toplev_main): If there are warnings or error, print
4420 errors for ignored options.
4421 * opts.c (ignored_options): New static variable.
4422 (postpone_unknown_option_error): New.
4423 (print_ignored_options): New.
4424 (handle_option): Postpone errors for unknown -Wno-* options.
4425 * opts.h (print_ignored_options): Declare.
4427 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4429 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4432 2008-02-25 Richard Guenther <rguenther@suse.de>
4435 2008-02-25 Richard Guenther <rguenther@suse.de>
4437 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4438 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4439 (lookup_decl_from_uid): Declare.
4440 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4441 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4442 (decl_for_uid_map): New global hashtable mapping DECL_UID
4444 (init_ttree): Allocate it.
4445 (insert_decl_to_uid_decl_map): New helper function.
4446 (make_node_stat): Insert new decls into the map.
4447 (copy_node_stat): Likewise.
4448 (lookup_decl_from_uid): New function.
4449 (print_decl_for_uid_map_statistics): New helper.
4450 (dump_tree_statistics): Call it.
4452 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4453 (referenced_var_iterator): Adjust.
4454 (FOR_EACH_REFERENCED_VAR): Adjust.
4455 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4456 (num_referenced_vars): Adjust.
4457 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4458 (first_referenced_var): Remove.
4459 (end_referenced_vars_p): Likewise.
4460 (next_referenced_var): Likewise.
4461 (referenced_var_iterator_set): New helper function.
4462 * tree-dfa.c (referenced_var_lookup): Adjust.
4463 (referenced_var_check_and_insert): Likewise.
4464 (remove_referenced_var): Likewise.
4465 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4466 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4467 (verify_call_clobbering): Likewise.
4468 (verify_memory_partitions): Likewise.
4469 (init_tree_ssa): Allocate bitmap instead of hashtable for
4471 (delete_tree_ssa): Adjust.
4472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4473 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4474 (compute_tag_properties): Likewise.
4475 (set_initial_properties): Likewise.
4476 (find_partition_for): Likewise.
4477 (update_reference_counts): Likewise.
4478 (dump_may_aliases_for): Likewise.
4479 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4480 (add_call_clobber_ops): Likewise.
4481 (add_call_read_ops): Likewise.
4482 (get_asm_expr_operands): Likewise.
4483 * tree-into-ssa.c (dump_decl_set): Likewise.
4484 (update_ssa): Likewise.
4485 * tree-sra.c (scan_function): Likewise.
4486 (decide_instantiations): Likewise.
4487 (scalarize_parms): Likewise.
4488 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4489 (dsa_named_for): Likewise.
4490 * tree-ssa-structalias.c (update_alias_info): Likewise.
4491 (merge_smts_into): Likewise.
4493 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4496 * doc/invoke.texi (-fcx-limited-range): Document new option.
4497 * toplev.c (process_options): Handle -fcx-fortran-rules.
4498 * common.opt: Add documentation for -fcx-fortran-rules.
4500 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4503 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4504 actual behaviour and C99.
4506 2008-02-26 Ben Elliston <bje@au.ibm.com>
4508 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4509 (ASM_CPU_POWER6_SPEC): Likewise.
4510 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4511 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4512 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4514 2008-02-25 Richard Guenther <rguenther@suse.de>
4516 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4517 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4518 (lookup_decl_from_uid): Declare.
4519 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4520 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4521 (decl_for_uid_map): New global hashtable mapping DECL_UID
4523 (init_ttree): Allocate it.
4524 (insert_decl_to_uid_decl_map): New helper function.
4525 (make_node_stat): Insert new decls into the map.
4526 (copy_node_stat): Likewise.
4527 (lookup_decl_from_uid): New function.
4528 (print_decl_for_uid_map_statistics): New helper.
4529 (dump_tree_statistics): Call it.
4531 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4532 (referenced_var_iterator): Adjust.
4533 (FOR_EACH_REFERENCED_VAR): Adjust.
4534 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4535 (num_referenced_vars): Adjust.
4536 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4537 (first_referenced_var): Remove.
4538 (end_referenced_vars_p): Likewise.
4539 (next_referenced_var): Likewise.
4540 (referenced_var_iterator_set): New helper function.
4541 * tree-dfa.c (referenced_var_lookup): Adjust.
4542 (referenced_var_check_and_insert): Likewise.
4543 (remove_referenced_var): Likewise.
4544 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4545 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4546 (verify_call_clobbering): Likewise.
4547 (verify_memory_partitions): Likewise.
4548 (init_tree_ssa): Allocate bitmap instead of hashtable for
4550 (delete_tree_ssa): Adjust.
4551 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4553 (compute_tag_properties): Likewise.
4554 (set_initial_properties): Likewise.
4555 (find_partition_for): Likewise.
4556 (update_reference_counts): Likewise.
4557 (dump_may_aliases_for): Likewise.
4558 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4559 (add_call_clobber_ops): Likewise.
4560 (add_call_read_ops): Likewise.
4561 (get_asm_expr_operands): Likewise.
4562 * tree-into-ssa.c (dump_decl_set): Likewise.
4563 (update_ssa): Likewise.
4564 * tree-sra.c (scan_function): Likewise.
4565 (decide_instantiations): Likewise.
4566 (scalarize_parms): Likewise.
4567 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4568 (dsa_named_for): Likewise.
4569 * tree-ssa-structalias.c (update_alias_info): Likewise.
4570 (merge_smts_into): Likewise.
4572 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4575 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4576 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4577 * alias.h (nonoverlapping_memrefs_p): Likewise.
4579 2008-02-25 Jan Beulich <jbeulich@novell.com>
4581 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4582 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4583 __emultls_get_address, __emultls_register_common,
4584 __floatundi?f, and _Unwind_GetIPInfo.
4585 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4586 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4587 (gen_regparm_prefix): Likewise.
4588 (i386_nlm_encode_section_info): Sync with
4589 config/i386/winnt.c:i386_pe_encode_section_info().
4590 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4591 i386_nlm_mangle_decl_assembler_name): New.
4592 (netware_override_options): New.
4593 * config/i386/netware.h (netware_override_options): Declare.
4594 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4595 (i386_nlm_mangle_decl_assembler_name): Declare.
4596 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4598 2008-02-25 Ben Elliston <bje@au.ibm.com>
4601 * c-decl.c (grokdeclarator): Remove unused local variables
4602 `typedef_type' and `type_as_written'.
4604 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4605 unused local variable `has_hot_blocks'.
4606 (fix_crossing_conditional_branches): Remove unused local variable
4609 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4612 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4613 using DEF_C99_BUILTIN.
4614 (BUILT_IN_NANF): Ditto.
4615 (BUILT_IN_NANL): Ditto.
4617 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4618 Revital Eres <eres@il.ibm.com>
4620 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4621 regarding the order of two dependent insns in the same row.
4623 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4625 * stor-layout.c (layout_decl): Do not bump the alignment of a
4626 bit-field to more than byte alignment if it is packed.
4628 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4630 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4633 2008-02-24 Diego Novillo <dnovillo@google.com>
4635 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4638 * tree-vrp.c (vrp_evaluate_conditional): With
4639 -Wtype-limits, emit a warning when comparing against a
4640 constant outside the natural range of OP0's type.
4641 * c.opt (Wtype-limits): Move ...
4642 * common.opt (Wtype-limits): ... here.
4644 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4646 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4647 * config/rs6000/e300c2c3.md: New file.
4648 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4650 (rs6000_override_options): Add e300c2 and e300c3 cases to
4651 processor_target_table. Do not allow usage of Altivec or Spe
4652 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4653 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4654 * config/rs6000/rs6000.h (processor_type): Add
4655 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4656 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4657 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4658 and ppce300c3. Include e300c2c3.md.
4660 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4662 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4663 instead of TARGET_STRICT_ALIGN.
4665 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4667 * explow.c (memory_address): Assert that the generated address is
4670 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4673 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4674 * config/darwin-ppc-ldouble-patch.def: New file.
4675 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4676 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4677 SUBTARGET_INIT_BUILTINS if defined.
4678 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4681 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4684 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4685 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4687 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4690 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4691 file" warning condtional on -Winvalid-PCH.
4693 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4695 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4697 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4701 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4702 prevent reload from using MMX registers.
4703 (*mov<mode>_internal): Ditto.
4704 (*movv2sf_internal_rex64): Ditto.
4705 (*movv2sf_internal): Ditto.
4707 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4709 PR documentation/31569
4710 * doc/install.texi2html: Use makeinfo --no-number-sections.
4712 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4714 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4715 ensure that we can address an entire entity > 8 bytes. Don't
4716 generate reg+reg addressing for such data.
4718 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4720 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4721 strings when optimizing for size, unless the target cares about
4724 2008-02-22 Tom Tromey <tromey@redhat.com>
4726 * regclass.c (current_pass): Remove declaration.
4728 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4730 * config/avr/libgcc.S (__RAMPZ__): Define.
4731 (__do_copy_data): Add for devices with 128KB code memory.
4733 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4735 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4737 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4739 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4741 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4744 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4747 * c-typeck.c (build_binary_op): Warn about floating point
4748 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4750 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4753 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4754 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4756 (rs6000_override_options): Set altivec_abi as default, not override,
4757 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4758 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4759 is used; use new member spe_abi.
4760 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4761 spe_abi and altivec_abi.
4763 2008-02-22 Tomas Bily <tbily@suse.cz>
4765 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4767 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4770 * config.build (build_file_translate): Set to `CMD //c' only if
4772 * Makefile.in (build_file_translate): Improve comment.
4774 2008-02-21 Jan Hubicka <jh@suse.cz>
4776 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4777 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4778 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4780 2008-02-21 Michael Matz <matz@suse.de>
4783 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4785 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4788 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4790 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4791 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4792 SSE_VEC_FLOAT_MODE_P as insn constraint.
4793 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4794 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4795 sse4a_movntdf using MODEF mode iterator.
4796 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4797 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4798 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4799 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4800 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4801 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4802 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4804 2008-02-21 Richard Guenther <rguenther@suse.de>
4806 * tree.def (PAREN_EXPR): New tree code.
4807 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4809 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4810 * expr.c (expand_expr_real_1): Likewise.
4811 * tree-inline.c (estimate_num_insns_1): Likewise.
4812 * tree-complex.c (expand_complex_move): Likewise.
4813 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4816 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4819 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4821 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4824 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4826 * config/sh/sh.c (find_barrier): Don't go past
4827 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4829 2008-02-20 DJ Delorie <dj@redhat.com>
4831 * config/h8300/h8300.md (insv): Force source operand to be a register.
4833 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4834 as a jump, not as a plain insn.
4836 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4838 * doc/invoke.texi (Warning Options): Add new option
4839 -Wframe-larger-than=.
4840 (-Wframe-larger-than): Document.
4842 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4843 Add declarations for new option variables.
4845 * final.c (final_start_function): Check the frame size
4846 before emission and issue a Wframe-larger-than warning.
4848 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4849 Add definitions for new option variables.
4850 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4852 * common.opt (Wframe-larger-than=): New option.
4854 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4856 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4857 (<sse>_div<mode>3): Ditto.
4858 (<sse>_vmdiv<mode>3): Ditto.
4859 (<sse>_vmsqrt<mode>2): Ditto.
4860 (*smax<mode>3): Ditto.
4861 (sse5_frcz<mode>2): Ditto.
4862 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4865 2008-02-20 Richard Guenther <rguenther@suse.de>
4868 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4869 be happy with INTEGRAL_TYPE_P.
4871 2008-02-20 Richard Guenther <rguenther@suse.de>
4873 * fold-const.c (split_tree): Associate floatig-point expressions
4874 if flag_associative_math is set.
4876 2008-02-20 Richard Guenther <rguenther@suse.de>
4878 * tree.h (fold_real_zero_addition_p): Declare.
4879 * fold-const.c (fold_real_zero_addition_p): Export.
4880 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4881 floating-point operations with zero and one.
4883 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4885 * doc/install.texi: Correct references to CFLAGS, replacing them
4886 with BOOT_CFLAGS. Document flags used during bootstrap for
4889 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4892 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4893 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4895 (smin<mode>3): Ditto from similar patterns.
4896 (smax<mode>3): Ditto.
4897 (*ieee_smin<mode>3): Ditto.
4898 (*ieee_smax<mode>3): Ditto.
4899 * config/i386/sse.md (sse): New mode attribute.
4900 (mov<mode>): Macroize expander from movv4sf and movv2df using
4901 SSEMODEF2P mode iterator.
4902 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4903 SSE_VEC_FLOAT_MODE_P as insn constraint.
4904 (storent<mode>): Ditto.
4905 (storent<mode>): Macroize expander from storentsf and storentdf using
4906 MODEF mode iterator.
4907 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4908 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4909 (abs<mode>2): Ditto from similar patterns.
4910 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4911 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4912 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4913 (<sse>_vmsqrt<mode>2): Ditto.
4914 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4915 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4916 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4917 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4918 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4919 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4920 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4922 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4923 iterator and SSE_FLOAT_MODE_P as insn constraint.
4924 (<sse>_ucomi): Ditto from similar patterns.
4925 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4926 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4927 SSE_VEC_FLOAT_MODE_P as insn constraint.
4928 (vcond<mode>): Ditto from similar patterns.
4929 (and<mode>3, *and<mode>3): Ditto.
4930 (<sse>_nand<mode>3): Ditto.
4931 (ior<mode>3, *ior<mode>3): Ditto.
4932 (xor<mode>3, *xor<mode>3): Ditto.
4933 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4934 iterator and SSE_FLOAT_MODE_P as insn constraint.
4935 (*nand<mode>3): Ditto from similar patterns.
4936 (*ior<mode>3): Ditto.
4937 (*xor<mode>3): Ditto.
4939 2008-02-20 Ira Rosen <irar@il.ibm.com>
4941 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4942 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4943 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4945 2008-02-19 Jan Hubicka <jh@suse.cz>
4947 * predict.c (tree_bb_level_predictions): Remove variable next
4948 mistakely introduced by previous commit.
4950 2008-02-19 Jan Hubicka <jh@suse.cz>
4952 * predict.c (predict_paths_leading_to): Rewrite.
4953 (predict_paths_for_bb): New.
4954 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4956 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4959 * Makefile.in (build_file_translate): New.
4960 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4961 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4962 * configure.ac (build_file_translate): Substitute it.
4963 * configure: Regenerate.
4965 2008-02-19 Jan Hubicka <jh@suse.cz>
4967 PR rtl-optimization/34408
4968 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4971 2008-02-19 Jan Hubicka <jh@suse.cz>
4974 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4977 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4980 * config/i386/i386-modes.def: Revert the last DI alignment
4981 change until Ada people can look into it.
4983 2008-02-19 Nick Clifton <nickc@redhat.com>
4985 * opts.c (print_specific_help): Fix typo in --help text.
4987 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4990 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4991 32-bit inline asm without asm alternatives for host GCC < 3.0.
4993 2008-02-19 Richard Guenther <rguenther@suse.de>
4995 PR tree-optimization/34989
4996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4997 Allow propagation to INDIRECT_REF if we can simplify only.
4999 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5001 * c-common.c (warn_for_collisions_1): Use appropriate option when
5004 2008-02-19 Nick Clifton <nickc@redhat.com>
5007 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5008 (handle_options): Fix indentation.
5009 (print_filtered_help): If no language-specific options were
5010 displayed tell the user how to list all the options supported by
5011 the language's front-end.
5012 (print_specific_help): Fix indentation and remove duplicate line.
5013 (common_handle_option): Handle the -v option.
5014 For --help enable the display of undocumented options if the -v
5015 switch has been included on the command line.
5016 For --help= check for overlaps in the arguments between the option
5017 classes and the language names and issue a warning when they
5018 cannot be disambiguated.
5019 * c.opt (v): Pass on to the common option handler.
5021 2008-02-19 Revital Eres <eres@il.ibm.com>
5023 * modulo-sched.c (sms_schedule): Change dump message when
5024 create_ddg function fails.
5025 (try_scheduling_node_in_cycle): Rename row to cycle.
5026 (print_partial_schedule): Rename CYCLE to ROW.
5028 2008-02-19 Christian Bruel <christian.bruel@st.com>
5029 Zdenek Dvorak <ook@ucw.cz>
5031 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5033 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5037 (*x86_movdicc_0_m1_se): Ditto.
5039 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5042 (CMPtype): Define as __gcc_CMPtype.
5043 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5044 (CMPtype): Define as __gcc_CMPtype.
5046 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5048 Support valgrind 3.3 for --enable-checking=valgrind.
5049 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5051 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5052 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5053 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5054 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5055 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5056 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5057 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5059 * ggc-zone.c: Similar.
5060 * ggc-page.c: Similar.
5062 2008-02-19 Paul Brook <paul@codesourcery.com>
5065 * config/arm/ieee754-df.S: Fix do_it typo.
5066 * config/arm/ieee754-sf.S: Fix do_it typo.
5068 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5071 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5072 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5073 (OPTION_MASK_ISA_SSE_SET): Likewise.
5074 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5075 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5076 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5077 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5078 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5079 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5080 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5081 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5082 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5083 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5084 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5085 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5086 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5087 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5088 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5089 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5090 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5091 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5092 (OPTION_MASK_ISA_SSE4): Removed.
5093 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5094 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5095 (override_options): Don't turn on implied SSE/MMX bits in
5098 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5100 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5103 2008-02-18 Joey Ye <joey.ye@intel.com>
5106 * tree-nested.c (insert_field_into_struct): Set type alignment
5107 to field alignment if the former is less than the latter.
5109 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5111 * BASE-VER: Set to 4.4.0.
5113 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5115 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5116 * doc/cfg.texi: Likewise.
5117 * doc/extend.texi: Likewise.
5118 * doc/gty.texi: Likewise.
5119 * doc/invoke.texi: Likewise.
5120 * doc/loop.texi: Likewise.
5121 * doc/md.texi: Likewise.
5122 * doc/passes.texi: Likewise.
5123 * doc/rtl.texi: Likewise.
5124 * doc/sourcebuild.texi: Likewise.
5125 * doc/tm.texi: Likewise.
5126 * doc/tree-ssa.texi: Likewise.
5128 2008-02-17 Richard Guenther <rguenther@suse.de>
5131 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5132 without default definition.
5134 2008-02-17 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/35231
5137 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5140 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5143 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5145 libgcc_cmp_return mode.
5147 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5150 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5152 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5154 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5157 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5159 * doc/c-tree.texi: Use `@.' where appropriate.
5160 * doc/extend.texi: Likewise.
5161 * doc/install.texi: Likewise.
5162 * doc/invoke.texi: Likewise.
5163 * doc/loop.texi: Likewise.
5164 * doc/makefile.texi: Likewise.
5165 * doc/md.texi: Likewise.
5166 * doc/passes.texi: Likewise.
5167 * doc/standards.texi: Likewise.
5168 * doc/tm.texi: Likewise.
5170 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5173 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5175 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5176 rather than in entry_bb.
5178 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5181 libgcc_cmp_return mode.
5183 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5186 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5187 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5189 2008-02-15 Richard Guenther <rguenther@suse.de>
5190 Zdenek Dvorak <ook@ucw.cz>
5192 PR tree-optimization/35164
5193 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5194 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5195 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5196 Only propagate addresses which do not have abnormal SSA_NAMEs
5199 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5202 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5204 2008-02-15 Jan Hubicka <jh@suse.cz>
5207 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5209 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5212 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5213 when calculating alignment_pad.
5215 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5218 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5219 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5220 and STACK_BOUNDARY define.
5222 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5224 PR preprocessor/35061
5225 * c-pragma.c (handle_pragma_pop_macro): Check that
5226 pushed_macro_table has been allocated.
5228 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5231 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5232 (force_gimple_operand): Likewise.
5233 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5234 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5235 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5236 (find_interesting_uses_address): Check addressability and alignment
5237 of the base expression only after substituting bases of IVs into it.
5239 2008-02-14 Michael Matz <matz@suse.de>
5242 * function.c (instantiate_virtual_regs_in_insn): Reload address
5243 before falling back to reloading the whole operand.
5245 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5247 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5248 before the first section switch note.
5250 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5252 * doc/bugreport.texi: Update copyright years.
5253 * doc/c-tree.texi: Likewise.
5254 * doc/cfg.texi: Likewise.
5255 * doc/cpp.texi: Likewise.
5256 * doc/cppinternals.texi: Likewise.
5257 * doc/fragments.texi: Likewise.
5258 * doc/frontends.texi: Likewise.
5259 * doc/gcc.texi: Likewise.
5260 * doc/gty.texi: Likewise.
5261 * doc/hostconfig.texi: Likewise.
5262 * doc/implement-c.texi: Likewise.
5263 * doc/libgcc.texi: Likewise.
5264 * doc/loop.texi: Likewise.
5265 * doc/makefile.texi: Likewise.
5266 * doc/options.texi: Likewise.
5267 * doc/passes.texi: Likewise.
5268 * doc/rtl.texi: Likewise.
5269 * doc/sourcebuild.texi: Likewise.
5270 * doc/standards.texi: Likewise.
5271 * doc/tree-ssa.texi: Likewise.
5272 * doc/trouble.texi: Likewise.
5274 * doc/extend.texi: Use @: or add comma where appropriate.
5275 * doc/invoke.texi: Likewise.
5276 * doc/tm.texi: Likewise.
5278 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5281 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5284 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5286 * doc/md.texi (clz, ctz): Add reference.
5287 * doc/rtl.texi (clz, ctz): Likewise.
5289 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5292 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5295 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5297 * config/s390/s390.c (struct constant_pool): New field
5298 emit_pool_after added.
5299 (s390_mainpool_start): Set the emit_pool_after flag according
5300 to the section switch notes.
5301 (s390_mainpool_finish): Consider emit_pool_after when emitting
5302 the literal pool at the end of the function.
5303 (s390_chunkify_start): Force literal pool splits at section
5306 2008-02-13 Michael Matz <matz@suse.de>
5309 * var-tracking.c (clobber_variable_part): Correctly traverse the
5312 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5315 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5316 Add -fdump-ipa-inline.
5317 * tree-dump.c (dump_files): Remove tree-inlined dump.
5318 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5320 2008-02-12 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/35171
5323 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5326 2008-02-12 Richard Guenther <rguenther@suse.de>
5329 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5330 value-preserving mode. Disallow final truncation.
5332 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5335 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5336 code from here to...
5337 (force_gimple_operand): ...here.
5339 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5342 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5343 non-compatible pointers.
5344 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5345 different FIELD_DECLs, try harder by comparing field offsets, sizes
5349 * function.c (match_asm_constraints_1): Don't replace the same input
5352 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5354 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5355 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5356 (expand_epilogue): Restore RAMPZ register.
5357 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5359 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5361 * config/i386/cygwin.asm: (__alloca): Correct calling
5362 convention and alignment.
5363 (__chkstk): Force 8 byte stack alignment.
5365 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5366 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/33992
5369 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5370 the zero we compare against.
5372 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5375 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5376 to CloseHandle after unlocking to prevent accumulation of handle
5379 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5382 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5383 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5384 and update LABEL_NUSES during and after reload.
5386 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5389 * combine.c (simplify_if_then_else): Make sure the comparison is
5390 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5392 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5395 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5396 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5397 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5398 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5399 * tree.h (get_type_static_bounds): Likewise.
5401 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5403 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5404 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5405 Make -Wfoo language annotations match what the compiler outputs.
5407 2008-02-08 Sa Liu <saliu@de.ibm.com>
5409 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5410 intrinsics spu_convts, spu_convtu, spu_convtf.
5411 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5413 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5415 * doc/extend.texi (Function Attributes) <noinline>: Mention
5416 asm ("") as method to keep calls.
5418 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5421 * doc/options.texi (Options): Replace references to opts.sh with
5423 * opts-common.c: Likewise.
5424 * optc-gen.awk: Likewise.
5426 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5428 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5430 2008-02-07 Richard Henderson <rth@redhat.com>
5433 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5434 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5437 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5439 PR tree-optimization/35085
5440 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5441 for operand entry oe2 in addition to operand entry oe3 in order to
5442 expose more opportunities for vectorizer sum reduction.
5444 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * Makefile.in (LIBS): Remove $(GMPLIBS).
5448 (cc1-dummy, cc1): Add $(GMPLIBS).
5450 2008-02-06 Jan Hubicka <jh@suse.cz>
5453 * i386.md (moddf_integer): Do not produce partial memory stalls for
5454 targets where it hurts.
5456 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5459 * optabs.c (expand_float): Do not check for decimal modes when
5460 expanding unsigned integer through signed conversion.
5462 2008-02-06 Nick Clifton <nickc@redhat.com>
5464 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5465 inside the clobber with a match_operand and duplicated operand
5466 number in the constraint.
5467 (ineqbranchsi): Delete redundant comment.
5469 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5471 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5472 builtin_define ("__USE_INIT_FINI__").
5473 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5475 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5477 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5479 PR documentation/30330
5480 * doc/invoke.texi (C++ Dialect Options)
5481 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5482 For each warning option -Wfoo that allows -Wno-foo, ensure both
5483 -Wfoo and -Wno-foo are listed in the option index. Fix index
5484 entry of -Wswitch-default, index -Wnormalized= including the
5485 `=', and -Wlarger-than-@var{len} including @var{len}.
5487 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.md (floatunssisf2): Use
5490 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5491 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5492 Macroize expander using MODEF mode iterator.
5494 2008-02-05 Diego Novillo <dnovillo@google.com>
5496 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5499 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5501 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5504 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5506 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5509 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5510 to indicate if a message should be generated.
5511 (init_cumulative_args): Updated.
5512 (function_value_32): Likewise.
5514 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5516 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5518 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5521 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5522 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5524 2008-02-04 Diego Novillo <dnovillo@google.com>
5526 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5529 * tree-vrp.c (vrp_evaluate_conditional): With
5530 -Wtype-limits, emit a warning when comparing against a
5531 constant outside the natural range of OP0's type.
5533 2008-02-04 Richard Guenther <rguenther@suse.de>
5536 * expr.c (count_type_elements): Give for unions instead of
5539 2008-02-04 Richard Guenther <rguenther@suse.de>
5542 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5543 to TYPE_DOMAINs base type instead of using bitsizetype here.
5545 2008-02-03 Jason Merrill <jason@redhat.com>
5547 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5549 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5552 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5553 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5554 (RS/6000 and PowerPC Options): Fix typos and markup.
5555 * doc/passes.texi (Tree-SSA passes): Likewise.
5557 2008-02-02 Michael Matz <matz@suse.de>
5560 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5561 from record_last_reg_set_info.
5562 (record_last_reg_set_info): Take an RTX argument, iterate over all
5563 constituent hardregs.
5564 (record_last_set_info, record_opr_changes): Change calls to
5565 new signature or to record_last_reg_set_info_regno.
5567 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5569 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5571 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5573 PR rtl-optimization/34773
5574 * reg-notes.def (EQUAL): Mention significance of combination of
5575 REG_EQUAL and REG_RETVAL.
5576 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5577 insn that has a REG_RETVAL.
5579 2008-02-01 Roger Sayle <roger@eyesopen.com>
5582 * configure.ac (--enable-fixed-point): Disable unless explicitly
5584 * configure: Regenerate.
5586 2008-02-01 Richard Guenther <rguenther@suse.de>
5589 * invoke.texi (-finline-limit): Remove no longer true parts
5590 of the documentation. Note that there is no default value.
5592 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5593 Mark Mitchell <mark@codesourcery.com>
5594 Ben Elliston <bje@au.ibm.com>
5597 * doc/extend.texi (Other Builtins): Document.
5599 2008-01-31 Tom Browder <tom.browder@gmail.com>
5601 * doc/c-tree.texi (Types): Fix grammar.
5602 (Expression trees): Ditto.
5603 * doc/passes.texi (Tree-SSA passes): Ditto.
5605 * doc/configterms.texi (Configure Terms): Fix typo.
5606 * doc/cpp.texi (Common Predefined Macros): Ditto.
5607 * doc/md.texi (Machine Constraints): Ditto.
5609 * doc/makefile.texi (Makefile): Add comma.
5611 2008-01-31 Tom Browder <tom.browder@gmail.com>
5612 Gerald Pfeifer <gerald@pfeifer.com>
5614 * doc/sourcebuild.texi (Front End): Remove references to CVS
5615 and CVSROOT/modules.
5616 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5617 (Back End): Remove reference to CVS.
5619 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5622 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5624 (mips16_gp_pseudo_reg): ...here.
5625 * config/mips/mips.md (load_const_gp): Replace with...
5626 (load_const_gp_<mode>): ...this :P-based insn.
5628 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5630 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5631 options. Minor fixes.
5632 (-std): Move reference to standards closer to where language
5633 standards are first mentioned.
5635 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5637 PR rtl-optimization/34995
5638 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5639 parameter and return a bool. If the rtx parameter is nonnull,
5640 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5641 (find_reloads): Update call accordingly. Pass the new operand
5642 if it needed no address reloads, otherwise pass null.
5644 2008-01-30 Richard Henderson <rth@redhat.com>
5647 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5648 for unbounded arrays.
5650 2008-01-30 Silvius Rus <rus@google.com>
5652 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5654 2008-01-30 Jan Hubicka <jh@suse.cz>
5657 * i386.c (init_cumulative_args): Use real function declaration when
5660 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5662 PR rtl-optimization/34998
5663 * global.c (build_insn_chain): Treat non-subreg_lowpart
5664 SUBREGs of pseudos as clobbering all the words covered by the
5665 SUBREG, not just all the bytes.
5666 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5667 original df_ref rather than an extract parameter.
5668 (global_conflicts): Update call accordingly.
5670 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5672 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5673 the overflow check to make it easier to read.
5674 (__fixtfdi): Change the type of the ll member in union
5675 long_double to UDItype_x.
5677 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5680 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5681 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5682 * tree-inline.c (fold_marked_statements): Call
5683 cgraph_update_edges_for_call_stmt if folding a call statement.
5684 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5685 debug_generic_stmt calls, reset it back afterwards.
5688 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5690 * c-typeck.c (build_external_ref): Don't pedwarn about
5691 static vars in current function's scope.
5693 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5695 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5697 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5700 * ipa-struct-reorg.c: Fix spelling.
5701 * params.def: Ditto.
5703 2008-01-29 Richard Guenther <rguenther@suse.de>
5706 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5708 * tree-inline.c (remap_type): Increment remapping_type_depth
5709 around remapping types.
5710 (copy_body_r): Only add referenced variables if they are referenced
5711 from code, not types.
5713 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5724 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5725 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5727 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5730 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5731 pointer for tiny stack.
5733 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5735 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5737 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5739 * config/vx-common.h: Fix typo in comment.
5741 2008-01-28 Ian Lance Taylor <iant@google.com>
5745 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5746 coalesce pointers if they have different DECL_NO_TBAA_P values.
5747 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5748 between variables with different DECL_NO_TBAA_P values.
5750 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5753 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5754 are not legitimate small data references on SPE targets.
5756 2008-01-28 David Daney <ddaney@avtrex.com>
5758 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5760 2008-01-28 David Daney <ddaney@avtrex.com>
5762 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5764 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5766 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5767 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5768 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5769 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5770 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5771 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5772 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5773 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5775 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5777 * basic-block.h (condjump_equiv_p): Fix comment.
5779 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5781 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5782 print_generic_stmt_indented): Fix comment.
5784 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5786 * configure.ac (__stack_chk_fail): Add detecion for availability
5787 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5788 * configure: Regenerate.
5790 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5793 * final.c (output_addr_const): Handle TRUNCATE.
5795 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5798 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5799 (zero_cost, infinite_cost): New constants.
5800 (struct cost_pair): Change type of cost to comp_cost.
5801 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5802 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5804 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5805 split_address_cost, ptr_difference_cost, difference_cost,
5806 get_computation_cost_at, get_computation_cost,
5807 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5808 determine_use_iv_cost_condition, determine_use_iv_costs,
5809 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5810 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5811 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5812 Change type of cost to comp_cost.
5813 (determine_iv_cost): Increase cost of non-original ivs, instead
5814 of decreasing the cost of original ones.
5815 (get_address_cost): Indicate the complexity of the addressing mode
5817 (try_add_cand_for): Prefer using ivs not specific to some object.
5818 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5820 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5821 Janis Johnson <janis187@us.ibm.com>
5824 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5825 (TARGET_INSTANTIATE_DECLS): Likewise.
5826 * target.h (expand_to_rtl_hook): New target hook.
5827 (instantiate_decls): Likewise.
5828 * function.c (instantiate_decl): Make non-static. Rename to...
5829 (instantiate_decl_rtl): ... this.
5830 (instantiate_expr): Use instantiate_decl_rtl.
5831 (instantiate_decls_1): Likewise.
5832 (instantiate_decls): Likewise.
5833 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5834 * function.h (instantiate_decl_rtl): Add prototype.
5835 * cfgexpand.c (target.h): New include.
5836 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5837 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5838 (TARGET_INSTANTIATE_DECLS): Likewise.
5839 (TARGET_INITIALIZER): New target hooks added.
5840 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5842 * config/rs6000/rs6000.c (tree-flow.h): New include.
5843 (machine_function): Add sdmode_stack_slot field.
5844 (rs6000_alloc_sdmode_stack_slot): New function.
5845 (rs6000_instantiate_decls): Likewise.
5846 (rs6000_secondary_memory_needed_rtx): Likewise.
5847 (rs6000_check_sdmode): Likewise.
5848 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5849 (TARGET_INSTANTIATE_DECLS): Likewise.
5850 (rs6000_hard_regno_mode_ok): Allow SDmode.
5851 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5852 (rs6000_emit_move): Handle SDmode.
5853 (function_arg_advance): Likewise.
5854 (function_arg): Likewise.
5855 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5856 SDmode var args for 32-bit compiles.
5857 (rs6000_secondary_reload_class): Handle SDmode.
5858 (rs6000_output_function_epilogue): Likewise.
5859 (rs6000_function_value): Simplify if statement.
5860 (rs6000_libcall_value): Likewise.
5861 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5862 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5863 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5864 (movsd_hardfloat): New define_insn.
5865 (movsd_softfloat): Likewise.
5866 (movsd_store): Likewise.
5867 (movsd_load): Likewise.
5868 (extendsddd2): Likewise.
5869 (extendsdtd2): Likewise.
5870 (truncddsd2): Likewise.
5871 (movdd_hardfloat64): Fixup comment.
5872 (UNSPEC_MOVSD_LOAD): New constant.
5873 (UNSPEC_MOVSD_STORE): Likewise.
5875 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5878 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5880 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5881 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5882 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5885 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5888 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5889 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5890 __LONGDOUBLE128 too.
5891 * config/rs6000/aix61.h: New file.
5893 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5895 PR rtl-optimization/34959
5896 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5897 popcount and parity rtxes the same mode as their operand.
5898 Truncate or extend the result to the return value's mode
5901 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5904 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5905 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5906 to GOT_VERSION_REGNUM.
5907 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5908 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5909 * config/mips/mips.c (mips_emit_call_insn): New function.
5910 (mips_call_tls_get_addr): Call mips_expand_call directly.
5911 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5913 (mips16_build_call_stub): Likewise. Return the call insn or null.
5914 (mips_expand_call): Update the call to mips16_build_call_stub
5915 accordingly and a remove redundant condition. Assert that MIPS16
5916 stubs do not use lazy binding. Use mips_emit_call_insn and return
5918 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5920 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5921 (mips_avoid_hazard): Remove hazard_set handling.
5922 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5923 (UNSPEC_RESTORE_GP): ...this.
5924 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5925 (FAKE_CALL_REGNO): Rename to...
5926 (GOT_VERSION_REGNUM): ...this.
5927 (type): Add "ghost" value. Add an associated insn reservation.
5928 (hazard_set): Remove.
5929 (exception_receiver): Rename to...
5930 (restore_gp): ...this and update the unspec identifier accordingly.
5931 (exception_receiver, nonlocal_got_receiver): New expanders.
5932 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5933 FAKE_CALL_REGNO. Remove hazard_set attribute.
5934 (set_got_version, update_got_version): New patterns.
5936 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5939 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5941 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5944 * doc/install.texi2html: Generate gcc-vers.texi.
5946 2008-01-25 DJ Delorie <dj@redhat.com>
5948 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5950 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5952 * config/c4x: Remove directory.
5953 * config.gcc (crx-*, mt-*): Mark obsolete.
5954 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5955 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5956 sh-*-rtemscoff*): Remove cases.
5957 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5958 * real.c (encode_c4x_single, decode_c4x_single,
5959 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5960 c4x_extended_format): Remove.
5961 * real.h (c4x_single_format, c4x_extended_format): Remove.
5962 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5964 (Pragmas): Remove comment about c4x pragmas.
5965 * doc/install.texi (c4x): Remove target-specific instructions.
5966 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5967 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5968 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5969 refer to C4x source files as examples.
5970 (C4X_FLOAT_FORMAT): Remove documentation.
5972 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5974 * config/bfin/bfin.c (override_options): Reorder tests so that
5975 flag_pic gets enabled for -msep-data.
5977 2008-01-25 Richard Guenther <rguenther@suse.de>
5980 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5981 to its bitfield precision if required.
5983 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5986 * tree-nested.c (walk_omp_for): New function.
5987 (convert_nonlocal_reference, convert_local_reference): Call
5988 walk_omp_for on OMP_FOR.
5989 (convert_call_expr): Call walk_body on OMP_FOR's
5990 OMP_FOR_PRE_INIT_BODY.
5992 2008-01-25 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/34966
5995 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5996 default defs and PHI_NODEs we have to insert after the
5999 2008-01-24 Nick Clifton <nickc@redhat.com>
6001 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6002 Provide a default definition.
6003 (LIBGCC2_UNITS_PER_WORD): Likewise.
6005 * config/stormy16/stormy16.c: Include df.h for the prototype
6006 for df_regs_ever_live_p.
6007 (xstormy16_expand_builtin_va_start): Convert the stack offset
6008 into a component_ref and then use POINTER_PLUS_EXPR to add it
6009 to the incoming_virtual_args_rtx.
6010 (xstormy16_gimplify_va_arg_expr): Rename to
6011 xstormy16_gimplify_va_arg_expr.
6012 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6013 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6014 xstormy16_gimplify_va_arg_expr.
6015 Fix up some formatting issues.
6017 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6018 Move to predicates.md.
6019 (xs_hi_general_operand): Likewise.
6020 (xs_hi_nonmemory_operand): Likewise.
6021 * config/stormy16/predicates.md:
6022 (xstormy16_carry_plus_operand): New predicate.
6023 (xs_hi_general_operand): New predicate.
6024 (xs_hi_nonmemory_operand): New predicate.
6025 * config/stormy16/stormy16-protos.h:
6026 (xstormy16_carry_plus_operand): Delete prototype.
6027 (xs_hi_general_operand): Likewise.
6028 (xs_hi_nonmemory_operand): Likewise.
6030 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6031 modifiers as they are no longer needed and they can trigger
6032 reload spill failures.
6034 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6035 with a match_operand in order to help reload.
6037 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6038 constraint with 'e' for the 8th alternative as this version of
6039 the mov.w instruction only accepts the lower 8 registers.
6041 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6044 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6045 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6048 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6051 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6053 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6055 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6057 (remove_structure): Update allocations list before removing structure.
6059 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6061 * ipa-struct-reorg.c (is_safe_cond_expr,
6062 create_new_stmts_for_cond_expr): Use integer_zerop function,
6063 that recognize not only zero-pointer, but zero-integer too.
6065 2008-01-25 Ben Elliston <bje@au.ibm.com>
6068 * fixproto: Escape "." in sed expression that strips leading "./".
6070 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6073 * gcc.c (SWITCH_OK): Removed.
6074 (SWITCH_LIVE): Changed to bit.
6075 (SWITCH_FALSE): Likewise.
6076 (SWITCH_IGNORE): Likewise.
6077 (switchstr): Change live_cond to unsigned int.
6078 (process_command): Replace SWITCH_OK with 0.
6079 (do_self_spec): Likewise.
6080 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6081 (give_switch): Likewise.
6082 (used_arg): Likewise.
6083 (do_spec_1): Set the SWITCH_IGNORE bit.
6084 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6085 bits. Set the SWITCH_LIVE bit.
6087 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6089 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6091 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6093 PR tree-optimization/34472
6094 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6095 parameter to a "bool *" and set *DATA to false if there is
6096 an unsafe access. Do not delete the structure here.
6097 (check_cond_exprs): Delete it here instead.
6098 (check_cond_exprs, exclude_cold_structs): Do not increase
6099 I when removing a structure.
6101 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6104 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6105 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6107 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6110 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6111 a fixed vector for stack.
6113 2008-01-24 Ben Elliston <bje@au.ibm.com>
6116 * doc/gcc.texi (Software development): Add a direntry for g++.
6118 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6120 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6121 stale and straggling -fforce-addr comments above.
6123 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6125 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6126 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6128 2008-01-23 Michael Matz <matz@suse.de>
6131 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6134 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6136 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6139 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6141 * config/avr/avr.c (avr_current_arch): New variable.
6142 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6143 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6144 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6145 (avr_override_options): Init 'avr_current_arch'.
6146 (base_arch_s): Move from here...
6147 * config/avr/avr.h (base_arch_s): ... here. Add new members
6148 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6149 'mega' to 'have_jmp_call'.
6150 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6151 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6153 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6155 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6156 MULTILIB_MATCHES): (Ditto.).
6158 2008-01-23 Richard Guenther <rguenther@suse.de>
6161 * cgraphunit.c (cgraph_reset_node): Always mark the node
6162 not reachable if it is not queued already.
6164 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6166 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6167 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6168 (cputype_selected): New static variable.
6169 (bfin_handle_option): Set it if -mcpu is used.
6170 (override_option): Select default set of workarounds if no cpu type
6171 selected on the command line.
6172 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6174 From Michael Frysinger <michael.frysinger@analog.com>
6175 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6176 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6178 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6179 for bf547, bf523, bf524, and bf526.
6180 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6182 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6183 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6184 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6185 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6186 * doc/invoke.texi (Blackfin Options): Document that
6187 -mcpu now accept bf547, bf523, bf524, and bf526.
6189 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6191 PR rtl-optimization/34628
6192 * combine.c (try_combine): Stop and undo after the first combination
6193 if an autoincrement side-effect on the first insn has effectively
6196 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6199 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6200 Offset addresses are not valid for Altivec or paired float modes.
6202 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6205 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6206 if DECL_INITIAL (decl) is error_mark_node.
6209 * c-common.c (handle_vector_size_attribute): Only allow
6210 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6211 the same way as pointer, array etc. types.
6212 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6215 * tree.c (build_type_attribute_qual_variant): Call
6216 build_qualified_type if attributes are equal, but quals are not.
6218 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6221 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6222 * flags.h (warn_strict_aliasing): Remove.
6223 (warn_strict_overflow): Remove.
6224 * opts.c (warn_strict_aliasing): Remove.
6225 (warn_strict_overflow): Remove.
6226 * c-opts.c (c_common_handle_option): -Wall only sets
6227 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6228 (c_common_post_options): Give default values to -Wstrict-aliasing
6229 and -Wstrict-overflow if they are uninitialized.
6230 * common.opt (Wstrict-aliasing): Specify Var and Init.
6231 (Wstrict-overflow): Likewise.
6233 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6235 PR rtl-optimization/26854
6236 PR rtl-optimization/34400
6237 PR rtl-optimization/34884
6238 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6240 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6241 (df_rd_bb_info.expanded_lr_out): Deleted
6242 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6243 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6244 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6245 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6246 Removed code to allocate, initialize or free expanded_lr_out.
6247 (df_rd_bb_local_compute_process_def): Restructured to make more
6249 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6250 sets if the sets are being trimmed.
6252 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6255 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6256 (as_vers): Likewise.
6257 * configure: Regenerated.
6259 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6262 * tree-pass.h (pass_build_alias): New pass.
6263 * tree-ssa-alias.c (gate_build_alias): New.
6264 (pass_build_alias): New.
6265 * passes.c (init_optimization_passes): Add pass_build_alias after
6266 pass_create_structure_vars.
6268 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6270 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6271 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6272 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6273 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6274 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6275 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6276 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6277 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6278 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6279 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6280 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6281 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6282 * config/s390/s390.md (FP_ALL): New mode iterator.
6283 (_d): New mode attribute.
6284 ("*signbit<mode>2>"): Changed mode of first operand.
6285 ("isinf<mode>2"): Changed mode of first operand.
6286 ("*TDC_insn"): Adaptation for DFP modes.
6288 2008-01-22 Ben Elliston <bje@au.ibm.com>
6290 * tree.c (check_qualified_type): Improve function description.
6292 2008-01-21 Jason Merrill <jason@redhat.com>
6295 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6296 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6299 2008-01-21 DJ Delorie <dj@redhat.com>
6301 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6304 2008-01-21 Richard Guenther <rguenther@suse.de>
6307 * tree-cfg.c (verify_expr): Allow all invariant expressions
6308 instead of just constant class ones as reference argument.
6309 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6310 like any other constant.
6311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6313 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6315 * regmove.c (fixup_match_1): Update call crossed frequencies.
6317 2008-01-21 Richard Guenther <rguenther@suse.de>
6320 * tree-inline.c (setup_one_parameter): Deal with mismatched
6321 types using a VIEW_CONVERT_EXPR.
6323 2008-01-21 Alon Dayan <alond@il.ibm.com>
6324 Olga Golovanevsky <olga@il.ibm.com>
6326 PR tree-optimization/34701
6327 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6328 when the structure size is not a power of 2.
6330 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6332 * doc/install.texi: Add doc for --enable-checking=df.
6334 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6336 PR rtl-optimization/34808
6337 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6339 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6341 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6344 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6346 PR rtl-optimization/26854
6347 PR rtl-optimization/34400
6348 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6350 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6351 (df_rd_bb_info.expanded_lr_out): New.
6352 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6353 * loop_iv.c (iv_analysis_loop_init): Ditto.
6354 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6355 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6356 Added code to allocate, initialize or free expanded_lr_out.
6357 (df_rd_bb_local_compute_process_def): Restructured to make
6358 more understandable.
6359 (df_rd_confluence_n): Add code to do nothing with fake edges and
6360 code to no apply invalidate_by_call sets if the sets are being trimmed.
6361 (df_lr_local_finalize): Renamed to df_lr_finalize.
6362 (df_live_local_finalize): Renamed to df_live_finalize.
6364 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6367 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6368 deciding whether to use reciprocal instructions.
6370 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6372 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6373 dwarf2out_note_section_used if cold_text_section is NULL.
6375 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6377 PR gcov-profile/34610
6378 * tree-cfg.c (make_edges): Mark both outgoing edges from
6379 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6380 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6381 from OMP_FOR and OMP_CONTINUE outgoing edges.
6383 * tree-profile.c (tree_profiling): Return early if
6384 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6386 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6387 from cfun to child_cfun.
6388 * function.h (struct function): Add after_tree_profile bit.
6390 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6392 * config/avr/avr.S (_exit): Disable interrupt.
6394 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6395 Steven Bosscher <stevenb.gcc@gmail.com>
6397 PR rtl-optimization/26854
6398 PR rtl-optimization/34400
6399 * df-problems.c (df_live_scratch): New scratch bitmap.
6400 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6401 (df_live_reset): Clear the proper bitmaps.
6402 (df_live_bb_local_compute): Only process the artificial defs once
6403 since the order is not important.
6404 (df_live_init): Init the df_live sets only with the variables
6405 found live by df_lr.
6406 (df_live_transfer_function): Use the df_lr sets to prune the
6407 df_live sets as they are being computed.
6408 (df_live_free): Free df_live_scratch.
6410 2008-01-18 Ian Lance Taylor <iant@google.com>
6412 * common.opt: Add fmerge-debug-strings.
6413 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6414 flag_merge_debug_strings rather than flag_merge_constants.
6415 * doc/invoke.texi (Option Summary): Mention
6416 -fmerge-debug-strings.
6417 (Debugging Options): Document -fmerge-debug-strings.
6419 2008-01-18 Ian Lance Taylor <iant@google.com>
6422 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6423 (struct tree_function_decl): Add new field operator_new_flag.
6424 * tree-inline.c (expand_call_inline): When inlining a call to
6425 operator new, force the return value to go into a variable, and
6426 set DECL_NO_TBAA_P on that variable.
6427 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6429 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6432 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6433 DWARF2_DEBUGGING_INFO.
6434 (dwarf2out_note_section_used): Ditto. Add prototype.
6435 (have_multiple_function_sections, text_section_used,
6436 cold_text_section_used, *cold_text_sections): Move declarations
6439 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6441 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6442 field and add signal_ra.
6443 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6444 assignments to frame state pc. Move end of stack check after
6445 MD_FALLBACK_FRAME_STATE_FOR.
6446 (uw_update_context_1): Use frame state signal_regs if set, instead
6447 of checking signal_frame flag.
6448 (uw_update_context): Use frame state signal_ra if set.
6449 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6450 * config/xtensa/linux-unwind.h: New file.
6452 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6454 * modulo-sched.c (get_sched_window): Fix comment typo.
6456 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6458 PR tree-optimization/34648
6459 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6461 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6463 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6464 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6466 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6468 PR rtl-optimization/34400
6469 * df-core.c (df_worklist_dataflow_overeager,
6470 df_worklist_dataflow_doublequeue): New functions.
6471 (df_worklist_dataflow): Two different worklist solvers.
6472 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6475 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6478 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6479 and ftree-parallelize-loops.
6481 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6483 PR rtl-optimization/34826
6484 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6486 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6488 * global.c (find_reg): Mark the eh regs as used if necessary.
6489 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6490 * ra.h (struct allocno): no_eh_reg field added. Changed
6491 no_stack_reg type to bitfield.
6493 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6495 * tree.c (substitute_in_expr): Add missing 'break'.
6497 2008-01-17 Richard Guenther <rguenther@suse.de>
6499 PR tree-optimization/34825
6500 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6501 x / x as division to handle.
6503 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6505 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6506 "-pthread" is specified.
6507 * pa-hpux11.h (LIB_SPEC): Likewise.
6509 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6510 Peter Bergner <bergner@vnet.ibm.com>
6512 PR rtl-optimization/33796
6513 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6515 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6517 PR libgfortran/34699
6518 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6520 * pa-hpux10.h (LINK_SPEC): Likewise.
6521 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6523 2008-01-16 Richard Guenther <rguenther@suse.de>
6526 * fold-const.c (fold_convert_const_int_from_int): Do not
6527 set overflow if that occured only because of a sign extension
6528 change when converting from/to a sizetype with the same
6529 precision and signedness.
6531 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6534 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6535 location address to the correct place. Update copyright year.
6537 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6539 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6540 no dependences in the dependence_relations vector.
6542 2008-01-16 Jan Hubicka <jh@suse.cz>
6544 PR rtl-optimization/31396
6545 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6546 * cfg.c (dump_reg_info): Print it.
6547 * regs.h (struct reg_info_t): add freq_calls_crossed.
6548 (REG_FREQ_CALLS_CROSSED): New macro.
6549 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6550 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6551 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6552 regmove_optimize): Update call crossed frequencies.
6553 * local-alloc.c (struct qty): Add freq_calls_crossed.
6554 (alloc_qty): Copute freq_calls_crossed.
6555 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6556 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6557 * ra.h (struct allocno): Add freq_calls_crossed.
6559 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6561 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6562 libgomp when compiling with ftree-parallelize-loops.
6563 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6565 2008-01-16 Richard Guenther <rguenther@suse.de>
6567 PR tree-optimization/34769
6568 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6569 * tree.c (int_cst_value): Instead make this function more
6570 permissive in what it accepts as valid input. Document this
6571 function always sign-extends the value.
6573 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6574 Richard Guenther <rguenther@suse.de>
6577 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6578 (gimple_fold_indirect_ref_rhs): ... this.
6579 (gimple_fold_indirect_ref): New function with foldings
6580 that preserve lvalueness.
6581 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6582 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6583 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6584 to fold an INDIRECT_REF, fall back to the old use of
6585 fold_indirect_ref_1.
6587 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6589 * tree-data-ref.c (subscript_dependence_tester_1): Call
6590 free_conflict_function.
6591 (compute_self_dependence): Same.
6593 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6596 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6597 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6599 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6600 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6601 for DWARF2_UNWIND_INFO targets.
6603 2008-01-16 Richard Guenther <rguenther@suse.de>
6606 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6607 type qualifiers for function types.
6609 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6611 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6612 loop_iterator li from previous commit.
6614 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6616 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6618 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6620 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6621 (parallelize_loops): Don't parallelize irreducible components.
6623 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6626 * c-opts (c_common_post_options): Do not enable CPP
6627 flag_pedantic_errors by default.
6629 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6631 PR rtl-optimization/31944
6632 * cse.c (remove_pseudo_from_table): New function.
6633 (merge_equiv_classes): Use above function to remove pseudo-registers.
6634 (invalidate): Likewise.
6636 2008-01-13 Richard Guenther <rguenther@suse.de>
6639 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6640 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6642 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6644 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6645 validate_change to unshare the source of the PC set.
6647 2008-01-12 Jan Hubicka <jh@suse.cz>
6650 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6651 references above array bounds. This might trigger bounds checks for
6654 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6656 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6657 new_replaceable_dependencies.
6659 2008-01-12 Doug Kwan <dougkwan@google.com>
6661 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6662 instead of OPT_Wreturn_type in warning due to ignored return type
6664 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6665 options included in -Wextra.
6666 * c.opt: New option -Wignored_qualifiers.
6667 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6668 -Wignore_qualifiers.
6669 (-Wignored-qualifiers): Document.
6670 (-Wreturn-type): Remove description of functionality now handled
6671 by -Wignored-qualifiers.
6673 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6676 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6677 NOP_EXPR if it is between integral types with the same precision.
6679 2008-01-12 Jan Hubicka <jh@suse.cz>
6682 * invoke.texi (max-inline-recursive-depth): Fix default value.
6684 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6686 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6689 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6691 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6693 2008-01-11 James E. Wilson <wilson@specifix.com>
6696 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6698 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6700 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6701 save/restore frame pointer register and don't use 'call-prologues'
6702 optimization in function with "OS_task" attribute.
6704 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6707 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6708 when copying to memory.
6710 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6712 PR rtl-optimization/30905
6713 * cfgcleanup.c: Include dce.h
6714 (crossjumps_occured): New global variable.
6715 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6716 If something changed, set crossjumps_occured to true.
6717 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6718 Don't add/remove fake edges to exit here...
6719 (cleanup_cfg): ...but do it here, when crossjumping.
6720 Run a fast DCE when successful crossjumps occured in the latest
6721 iteration of try_optimize_cfg.
6723 2008-01-11 Richard Guenther <rguenther@suse.de>
6725 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6726 (struct vn_unary_op_s): Likewise.
6727 (vn_reference_insert): Free old reference on hash collision.
6729 2008-01-10 Raksit Ashok <raksit@google.com>
6731 PR rtl-optimization/27971
6732 * combine.c (find_split_point): Split PLUS expressions which are
6733 inside a MEM rtx, and whose first operand is complex.
6735 2008-01-10 DJ Delorie <dj@redhat.com>
6737 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6738 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6739 (m32c_hard_regno_ok): Call the underlying function.
6741 2008-01-10 Richard Guenther <rguenther@suse.de>
6744 * tree-cfg.c (tree_merge_blocks): Do not go through the
6745 full-blown folding and stmt updating path if we just deal
6746 with virtual operands.
6747 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6748 test for abnormal SSA_NAMEs.
6750 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6753 * reload.c (push_reload): Add assertions. All constants from
6754 reg_equiv_constant should have been used for replacing the respective
6756 (find_reloads_address): Invoke find_reloads_address_part for
6757 constant taken from the reg_equiv_constant array.
6759 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6761 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6762 field (valnum) the first in the struct. Replace bools with
6765 2008-01-10 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/34651
6768 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6769 types and ordering for masking and converting.
6771 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6773 PR tree-optimization/34017
6774 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6775 also for PHI_NODE expressions.
6777 2008-01-09 Jan Hubicka <jh@suse.cz>
6779 PR tree-optimization/34708
6780 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6781 based on number of case labels.
6782 (init_inline_once): Remove switch_cost.
6783 * tree-inline.h (eni_weights_d): Remove switch_cost.
6785 2008-01-09 Richard Guenther <rguenther@suse.de>
6786 Andrew Pinski <andrew_pinski@playstation.sony.com>
6789 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6790 temporary if an rvalue is ok or an lvalue is not required.
6792 2008-01-09 Richard Guenther <rguenther@suse.de>
6795 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6798 2008-01-09 Richard Guenther <rguenther@suse.de>
6801 * tree.c (host_integerp): Check for sizetype only if the
6802 type is an integer type.
6804 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6807 * opts.c (decode_options): Disable inlining of functions called
6808 once if not in unit-at-a-time mode.
6810 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6812 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6814 2008-01-08 Richard Guenther <rguenther@suse.de>
6817 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6818 out early if the result will be unused.
6820 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6825 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6826 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6829 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6831 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6832 for vectorization tuned.
6834 2008-01-08 Richard Guenther <rguenther@suse.de>
6836 PR tree-optimization/34683
6837 * tree-ssa-operands.c (operand_build_cmp): Export.
6838 * tree-ssa-operands.h (operand_build_cmp): Declare.
6839 * tree-vn.c (vuses_compare): Remove.
6840 (sort_vuses): Use operand_build_cmp.
6841 (sort_vuses_heap): Likewise.
6842 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6843 to re-use old VEC if available. Do not sort already sorted VUSEs.
6844 (vdefs_to_vec): Do not sort already sorted VDEFs.
6846 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6849 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6851 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6854 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6855 limitations of reciprocal sequences on x86 targets.
6857 2008-01-08 Richard Guenther <rguenther@suse.de>
6859 PR tree-optimization/34683
6860 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6862 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6865 * config/darwin.c (darwin_mergeable_string_section): Don't use
6866 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6868 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6871 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6872 negxf2. Macroize expander using X87MODEF mode iterator. Change
6873 predicates of op0 and op1 to register_operand.
6874 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6875 expander using X87MODEF mode iterator. Change predicates of
6876 op0 and op1 to register_operand.
6877 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6878 corresponding patterns and macroize using MODEF macro. Change
6879 predicates of op0 and op1 to register_operand and remove
6880 "m" constraint. Disparage "r" alternative with "!".
6881 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6882 macroize using X87MODEF macro. Change predicates of op0 and op1
6883 to register_operand and remove "m" constraint. Disparage "r"
6884 alternative with "!".
6885 (absneg splitter with memory operands): Remove.
6886 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6887 patterns and macroize using X87MODEF mode iterator.
6888 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6889 Change predicate of op1 to register_operand.
6890 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6891 for memory operands.
6893 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6895 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6897 2008-01-07 Richard Guenther <rguenther@suse.de>
6899 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6902 2008-01-07 Richard Guenther <rguenther@suse.de>
6904 PR tree-optimization/34683
6905 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6906 VOPs of the needed size to save memory. Use VEC_quick_push
6907 to save compile-time.
6908 (vdefs_to_vec): Likewise.
6910 2008-01-07 Sa Liu <saliu@de.ibm.com>
6912 * config/spu/spu.md (divdf3): Genetate inline code for double
6913 division. The implementation doesn't handle INF or NAN, therefore it
6914 only applies when -ffinite-math-only is given.
6916 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6919 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6920 * doc/cpp.texi ([Common Predefined Macros]): Document.
6922 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6924 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6925 order to use commutative addition instead of subtraction.
6927 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6928 Mircea Namolaru <namolaru@il.ibm.com>
6929 Vladimir Yanovsky <yanov@il.ibm.com>
6930 Revital Eres <eres@il.ibm.com>
6932 PR tree-optimization/34263
6933 * tree-outof-ssa.c (process_single_block_loop_latch,
6934 contains_tree_r): New functions.
6935 (analyze_edges_for_bb): Call process_single_block_loop_latch
6936 function to empty single-basic-block latch block if possible.
6938 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6942 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6944 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6946 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6948 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6950 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6952 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6954 PR tree-optimization/34618
6955 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6958 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6961 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6962 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6963 Update copyright year.
6965 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6966 Update copyright year.
6967 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6970 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6972 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6973 edge does not point to current bb before changing need_assert.
6975 2008-01-04 Richard Guenther <rguenther@suse.de>
6978 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6979 for verifying purposes if they are is_gimple_min_invariant.
6981 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6983 PR tree-optimization/34448
6984 PR tree-optimization/34465
6985 * gimplify.c (gimplify_init_constructor): Add new parameter
6986 notify_temp_creation. Use it.
6987 (gimplify_modify_expr_rhs): Take volatiles into account when
6988 optimizing constructors.
6989 Do not optimize constructors if gimplify_init_constructor will dump to
6991 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6992 * gcc.c-torture/compile/pr34448.c: New.
6994 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6996 PR gcov-profile/34609
6997 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6998 return_slot if result is TREE_ADDRESSABLE.
7000 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7002 * config/mips/mips.md (sqrt_condition): Tweak comment.
7003 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7005 2008-01-03 Tom Tromey <tromey@redhat.com>
7008 * c-common.c (c_type_hash): Handle VLAs.
7010 2008-01-03 Jan Hubicka <jh@suse.cz>
7012 PR tree-optimization/31081
7013 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7014 0 when inlining and not inlining to first basic block.
7015 (remap_decl): When var is initialized to 0, don't set default_def.
7016 (expand_call_inline): Set entry_bb.
7017 * tree-inline.h (copy_body_data): Add entry_bb.
7019 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7022 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7025 PR tree-optimization/29484
7026 * tree-inline.c (inline_forbidden_p_2): New function.
7027 (inline_forbidden_p): Disallow inlining if some static var
7028 has an address of a local LABEL_DECL in its initializer.
7029 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7032 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7034 PR tree-optimization/34635
7035 * tree-data-ref.c (add_other_self_distances): Make sure that the
7036 evolution step is constant.
7038 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7041 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7043 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7045 * tree-sra.c (scalarize_init): Insert the generate_element_init
7046 statements after the generate_element_zero statements.
7048 2008-01-02 Richard Guenther <rguenther@suse.de>
7052 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7053 for very large number of operands instead of ICEing.
7055 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7058 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7059 while stack probing.
7061 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7063 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7066 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7069 * tree-mudflap.c (mx_register_decls): Guard warning by
7070 !DECL_ARTIFICIAL check.
7072 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7074 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7075 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7076 sse5_perm<mode>): Fix constraints.