1 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3 PR rtl-optimization/36006
4 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5 temp to op0 in order to avoid invalid rtx sharing.
7 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11 * tree-gimple.c (is_gimple_address): New.
12 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13 * tree-gimple.h (is_gimple_address): New.
14 * tree.h (decl_address_invariant_p): New.
15 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
16 (build_string): Likewise.
17 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18 (tree_invariant_p_1): Likewise.
20 (tree_invariant_p): New.
21 (skip_simple_arithmetic): Use it.
22 (stabilize_reference_1): Use it.
23 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
25 (build1_stat): Drop code to compute TREE_INVARIANT.
26 (build2_stat): Drop code to compute TREE_INVARIANT.
27 (build3_stat): Drop code to compute TREE_INVARIANT.
28 (build4_stat): Drop code to compute TREE_INVARIANT.
29 (build5_stat): Drop code to compute TREE_INVARIANT.
30 (build7_stat): Drop code to compute TREE_INVARIANT.
31 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
32 * tree.h (struct tree_base): Remove invariant_flag.
33 (TREE_INVARIANT): Remove.
34 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
35 (fold_builtin_expect): Check TREE_CONSTANT.
36 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
37 * c-tree.h (c_expr_to_decl): Drop third parameter.
38 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
39 (build_c_cast): Don't set TREE_INVARIANT.
40 (pop_init_level): Don't set TREE_INVARIANT.
41 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
42 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
44 (gimplify_init_constructor): Don't set TREE_INVARIANT.
45 (gimplify_addr_expr): Adjust comment.
46 * tree-mudflap.c (mf_build_string):
47 * print-tree.c (print_node): Don't print TREE_INVARIANT.
48 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
49 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
50 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
51 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
52 * langhooks.h (struct lang_hooks): Drop third parameter from
55 2008-04-23 Richard Guenther <rguenther@suse.de>
57 PR tree-optimization/27799
58 PR tree-optimization/32921
59 PR tree-optimization/32624
60 * tree-ssa-structalias.c (merge_smts_into): Only merge the
61 SMTs aliases and the tag itself into the solution.
62 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
63 merge the points-to solution back into the SMT aliases.
64 (may_alias_p): Use alias_set_subset_of instead of
65 aliases_conflict_p. A pointer which points to
66 memory with alias set zero may access any variable.
68 2008-04-23 Richard Guenther <rguenther@suse.de>
70 * alias.c (alias_set_subset_of): Correctly handle asking
71 if zero is a subset of an alias set with zero child.
72 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
73 (compute_flow_insensitive_aliasing): Correctly walk all
74 pointers. Do not unnecessarily union sets.
76 2008-04-23 Richard Guenther <rguenther@suse.de>
79 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
81 2008-04-22 Tomas Bily <tbily@suse.cz>
83 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
85 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
87 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
88 * tree-ssa-structalias.c (get_constraint_for): Likewise.
89 * tree-inline.c (estimate_num_insns_1): Likewise.
90 * varasm.c (const_hash_1, compare_constant, copy_constant)
91 (compute_reloc_for_constant, output_addressed_constants): Likewise.
92 * emit-rtl.c (component_ref_for_mem_expr)
93 (set_mem_attributes_minus_bitpos): Likewise.
94 * expr.c (highest_pow2_factor, expand_expr_real_1, )
95 (is_aligning_offset): Likewise.
96 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
97 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
98 * dojump.c (do_jump): Likewise.
99 * builtins.c (get_pointer_alignment, get_memory_rtx)
100 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
101 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
103 2008-04-23 Jakub Jelinek <jakub@redhat.com>
105 PR rtl-optimization/36017
106 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
107 expanding the library call.
109 2008-04-22 Ian Lance Taylor <iant@google.com>
111 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
114 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
116 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
117 of LR/CTR moves for Power6.
119 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
122 * passes.c (init_optimization_passes): Remove
123 pass_fast_rtl_byte_dce.
125 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
129 builtin functions to generate faster code.
130 (_mm_cvtpu16_ps): Ditto.
131 (_mm_cvtpi32x2_ps): Ditto.
133 2008-04-22 Nick Clifton <nickc@redhat.com>
135 * common.opt (ftree-loop-distribution): Add Optimization
138 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
139 (frv_expand_builtin_va_start): Likewise.
141 * config/arm/arm.c (thumb_find_work_register): Fix location of
142 argument register count.
144 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
146 Support scheduling for ColdFire V1 and V3 microarchitecture.
147 Improve scheduling of multiplication instructions.
149 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
150 (mac): New instruction attribute.
151 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
152 (m68k_sched_mac): New variable.
153 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
154 Handle cfv1 and cfv3.
155 (max_insn_size): New static variable.
156 (struct _sched_ib): New type.
157 (sched_ib): New static variable.
158 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
159 to fields of 'struct _sched_ib sched_ib'. Update all uses.
160 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
162 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
163 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
164 new variables. Update.
165 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
166 Add modeling of cfv3 instruction buffer. Update.
167 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
168 * config/m68k/m68k.h (TUNE_CFV3): New macro.
169 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
170 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
171 a particular reservation applies to.
172 (type2): Reorganize attribute values. Rename alu to alu_reg,
173 alu_l to alu, move_l to omove. Join move to alu. Split mul
175 (cf_ib_*): Simplify description of instruction buffer.
176 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
177 (cf_mem): Split into cf_mem1 and cf_mem2.
178 (cf_v2_move_??): Rename to cfv12_alu_??.
179 (cf_v2_move_l_??): Rename to cfv12_omove_??.
180 (cf_v2_mul_??): Remove reservations.
181 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
182 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
183 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
185 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
186 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
187 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
188 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
189 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
190 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
191 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
192 expansions of the above reservations for instructions of sizes
195 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
197 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
199 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
201 * coverage.c: Include tree-pass.h.
202 (coverage_counter_alloc): Print da_file_name to the dump file.
204 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
206 * sbitmap.c (sbitmap_range_empty_p): New function.
207 * sbitmap.h (sbitmap_range_empty_p): New function.
208 * bitmap.h: Now includes obstack.h.
210 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
211 Kenneth Zadeck <zadeck@naturalbridge.com>
213 * dbgcnt.def (ra_byte_scan): Added.
214 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
215 when the last hit happens for a counter.
216 * timevar.def (TV_DF_BYTE_LR): New variable.
217 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
218 * passes.c (pass_fast_rtl_byte_dce): New pass.
219 * fwprop.c (update_df): Added mode to call df_ref_create.
220 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
221 DF_REF_EXTRACT_OFFSET.
222 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
223 DF_BYTE_LR_OUT, df_byte_lr): New macro.
225 (df_ref_extract): Added mode field.
226 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
227 DF_REF_EXTRACT_OFFSET.
228 (DF_REF_EXTRACT_MODE): New macro.
229 (df_byte_lr_bb_info): New structure.
230 (df_print_byte_regset, df_compute_accessed_bytes,
231 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
232 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
233 df_byte_lr_simulate_uses,
234 df_byte_lr_simulate_artificial_refs_at_top,
235 df_byte_lr_simulate_artificial_refs_at_end,
236 df_compute_accessed_bytes): New function.
237 (df_ref_create): Add parameter.
238 (df_byte_lr_get_bb_info): New inline function.
239 * df-scan.c (df_ref_record, df_uses_record,
240 df_ref_create_structure): Added mode parameter.
241 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
242 df_defs_record, df_uses_record, df_get_conditional_uses,
243 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
244 df_entry_block_defs_collect, df_exit_block_uses_collect):
245 Added mode parameter to calls to df_ref_record, df_uses_record,
246 df_ref_create_structure.
247 (df_ref_equal_p, df_ref_compare): Added test for modes.
248 (df_ref_create_structure): Added code to set mode. Renamed
249 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
250 DF_REF_EXTRACT_OFFSET.
251 * df-core.c (df_print_byte_regset): New function.
252 * df-byte-scan.c: New file.
253 * df-problems.c (df_rd_transfer_function): Removed unnecessary
254 calls to BITMAP_FREE.
255 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
256 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
257 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
258 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
259 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
260 df_byte_lr_local_compute, df_byte_lr_init,
261 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
262 df_byte_lr_transfer_function, df_byte_lr_free,
263 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
264 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
265 df_byte_lr_simulate_uses,
266 df_byte_lr_simulate_artificial_refs_at_top,
267 df_byte_lr_simulate_artificial_refs_at_end): New function.
268 * dce.c (byte_dce_process_block): New function.
269 (dce_process_block): au is now passed in rather than computed
270 locally. Changed loops that look at artificial defs to not look
271 for conditional or partial ones, because there never are any.
272 (fast_dce): Now is able to drive byte_dce_process_block or
273 dce_process_block depending on the kind of dce being done.
274 (rest_of_handle_fast_dce): Add parameter to fast_dce.
275 (rest_of_handle_fast_byte_dce): New function.
276 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
277 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
279 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
282 * gcc.h: Added fortran options that take arguments to
283 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
286 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
288 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
289 scalarization if on the LHS and not a full access.
291 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
293 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
295 2008-04-18 Rafael Espindola <espindola@google.com>
297 * tree-vrp.c (find_case_label_index): Fix the binary search.
298 (find_case_label_range): New.
299 (vrp_visit_switch_stmt): Use find_case_label_range.
300 (simplify_switch_using_ranges): Use find_case_label_range.
302 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
304 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
305 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
307 2008-04-18 Tom Tromey <tromey@redhat.com>
310 * doc/cpp.texi (Implementation-defined behavior): Mention
313 2008-04-18 Ian Lance Taylor <iant@google.com>
315 * fold-const.c (pointer_may_wrap_p): New static function.
316 (fold_comparison): Add another test for pointer overflow. Use
317 pointer_may_wrap_p to disable some false positives.
319 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
321 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
322 (fname_as_string): Match updated cpp_interpret_string prototype.
323 (fix_string_type): Support char16_t* and char32_t*.
324 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
325 derivative) nodes. Register as builtin if C++0x.
326 (c_parse_error): Support CPP_CHAR{16,32}.
327 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
328 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
329 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
330 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
331 CTI_CHAR32_ARRAY_TYPE>: New elements.
332 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
333 char32_type_node, signed_char32_type_node, char16_array_type_node,
334 char32_array_type_node): New defines.
335 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
336 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
337 (lex_string): Support CPP_STRING{16,32}, match updated
338 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
339 (lex_charconst): Support CPP_CHAR{16,32}.
340 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
341 and CPP_STRING{16,32}.
343 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
346 * aclocal.m4: Regenerate.
347 * configure: Regenerate.
349 2008-04-18 Jan Hubicka <jh@suse.cz>
351 * except.c (dw2_size_of_call_site_table,
352 sjlj_size_of_call_site_table): Use vector API for call_site_record.
354 * cgraphbuild.c (build_cgraph_edges): Update.
355 * tree-pass.h: Update comment.
356 * final.c (leaf_function_p): Update.
357 (leaf_renumber_regs): Update.
358 (rest_of_clean_state): Update.
359 * omp-low.c (expand_omp_parallel): Update.
360 * ipa-reference.c (analyze_function): Update.
361 * reorg.c (find_end_label): Update.
362 (optimize_skip): Update.
363 (fill_simple_delay_slots): Update.
364 (fill_simple_delay_slots): Update.
365 (make_return_insns): Update.
366 (dbr_schedule): Update.
367 * gimple-low.c (record_vars_into): Update.
368 * cfgbuild.c (make_edges): Update.
369 * function.c (assign_stack_local): Update.
370 (assign_parm_adjust_stack_rtl): Update.
371 (locate_and_pad_parm): Update.
372 (allocate_struct_function): Do not initialize stack_alignment_needed
373 and preferred_stack_boundary here.
374 (stack_protect_prologue): Update.
375 (stack_protect_epilogue): Update.
376 (expand_function_start): Initialize stack_alignment_needed,
377 preferred_stack_boundary and max_jumptable_ents.
378 (expand_function_end): Update.
379 (free_after_compilation): Do not NULLify epilogue_delay_list.
380 * function.h (struct rtl_data): Add stack_protect_guard,
381 stack_alignment_needed,
382 preferred_stack_boundary, epilogue_delay_list.
383 (struct function): Remove value_histograms, stack_alignment_needed,
384 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
386 unexpanded_var_list, stack_protect_guard.
387 (current_function_epilogue_delay_list): Remove.
388 * ipa-type-escape.c (analyze_function): Update.
389 * gimplify.c (pop_gimplify_context): Update comment.
390 * calls.c (expand_call): Update.
391 (emit_library_call_value_1): Update.
392 * except.c (set_nothrow_function_flags): Update.
393 * cfgexpand.c (get_decl_align_unit): Update.
394 (create_stack_guard): Update.
395 (estimated_stack_frame_size): Update.
396 (expand_used_vars): Update.
397 (tree_expand_cfg): Free histogram earliers, init expansion variables.
398 * explow.c (allocate_dynamic_stack_space): Update.
399 * tree-ssa-live.c (remove_unused_locals): Update.
400 * varasm.c (mark_constant_pool): Update.
401 * tree-inline.c (remap_decls): Update.
402 (initialize_cfun): Update.
403 (declare_return_variable): Update.
404 (inline_forbidden_p): Update.
405 (expand_call_inline): Update.
406 (declare_inline_vars): Update.
407 (tree_function_versioning): Update.
408 * tree-flow.h (value_histograms): New.
409 (VALUE_HISTOGRAMS): New macro.
410 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
412 * tree-cfg.c (set_bb_for_stmt): Update.
413 (replace_by_duplicate_decl): Update.
414 (move_block_to_fn): Update.
415 (new_label_mapper): Update.
416 (dump_function_to_file): Update.
417 * ipa-struct-reorg.c (build_data_structure): Update.
418 * cfgrtl.c (print_rtl_with_bb): Update.
419 * reload1.c (reload): Update.
421 * config/i386/i386.c (setup_incoming_varargs_64,
422 ix86_compute_frame_layout): Update.
423 * config/arc/arc.c (arc_output_function_epilogue): Update.
425 2008-04-18 Marius Strobl <marius@FreeBSD.org>
427 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
429 * gthr-posix95.h: Likewise.
431 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
433 PR rtl-optimization/35838
434 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
435 out the byte offset of the first subreg.
437 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
440 to split_ti instead of three separate calls with single member arrays.
441 (subti3 splitter): Ditto.
442 (adddi3 splitter): Ditto with split_di.
443 (subdi3 splitter): Ditto.
444 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
445 two separate calls with single member arrays. Swap match_dup
446 operands 1 and 2 to better fit into the array.
447 (negdi2 splitter): Ditto with split_di.
448 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
449 two separate calls with single member arrays. Swap match_dup operands
450 6 and 7 to better fit into the array.
452 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
454 * config/i386/i386.c (sse_builtin_type): New.
455 (bdesc_sse_args): Likewise.
456 (bdesc_sse_3arg): Removed.
457 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
458 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
459 IX86_BUILTIN_ROUNDPS.
460 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
461 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
462 IX86_BUILTIN_ROUNDPS.
463 (ix86_expand_sse_4_operands_builtin): Removed.
464 (ix86_expand_sse_operands_builtin): New.
465 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
466 and CODE_FOR_sse4_1_roundps.
467 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
468 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
470 2008-04-17 Alan Modra <amodra@bigpond.net.au>
473 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
474 regs before frame pop when needed. If use_backchain_to_restore_sp
475 then load backchain into a temp reg to restore vr and vrsave. Add
476 code to restore vr after frame pop if possible.
478 2008-04-17 Richard Guenther <rguenther@suse.de>
480 * tree-vn.c (expressions_equal_p): Do not check type
481 equality or compatibility before calling operand_equal_p.
482 * fold-const.c (operand_equal_p): Check equivalence of
483 integer constants before bailing out due to signedness or
484 precision differences.
485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
486 spurious differences in type qualification. Ignore types
487 for COMPONENT_REFs at all.
489 2008-04-17 Christian Bruel <christian.bruel@st.com>
491 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
494 2008-04-16 Jakub Jelinek <jakub@redhat.com>
497 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
500 PR tree-optimization/35899
501 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
502 rather than TREE_OPERAND.
504 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
508 temporary registers. Change operand predicate to general_operand.
509 (remainderxf3): Ditto.
511 2008-04-16 Richard Guenther <rguenther@suse.de>
513 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
514 * tree-affine.c (aff_combination_expand): Look through some
517 2008-04-15 Doug Kwan <dougkwan@google.com>
519 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
521 * tree-pretty-print.c (dump_generic_node): Ditto.
522 * final.c (output_addr_const): Ditto.
523 * dwarf2out.c (output_cfi): Ditto.
524 * c-pretty-print.c (pp_c_integer_constant): Ditto.
525 * print-rtl.c (print_rtx): Ditto.
526 * print-tree.c (print_node_brief, print_node): Ditto.
527 * c-common.c (match_case_to_enum_1): Ditto.
528 * sched-vis.c (print_value): Ditto.
529 * config/i386/i386.c (print_operand): Cast to long unsigned int
532 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
533 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
534 MS Windows VirtualProtect function.
536 2008-04-15 Jan Hubicka <jh@suse.cz>
538 * gengtype.c (write_root): Param_is argument is OK.
539 * expr.c (expand_expr_real_1): Update call of get_exception_*.
540 * function.h: Include varray.h
541 (rtl_eh): New stucture based on except.c one.
542 (call_site_record): New forward declaration and vector type.
543 * calls.c (emit_call_1): Do not call
544 note_current_region_may_contain_throw.
545 * except.c (eh_status): Remove cur_region, try_region since they are
547 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
548 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
549 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
550 Remove call_site_data_used, call_site_data_size.
551 Turn call_site_record into vector in function.h.
552 (note_current_region_may_contain_throw): Remove.
553 (get_exception_pointer, get_exception_filter): Do not take struct
554 function argument; update.
555 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
556 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
557 build_post_landing_pads, dw2_build_landing_pads,
558 sjlj_assign_call_site_values, sjlj_mark_call_sites,
559 sjlj_emit_function_enter, sjlj_emit_function_enter,
560 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
561 sjlj_build_landing_pads, finish_eh_generation,
562 remove_exception_handler_label, remove_eh_handler,
563 maybe_remove_eh_handler, add_reachable_handler,
564 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
565 add_action_record, collect_one_action_chain, add_call_site,
566 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
567 sjlj_output_call_site_table, output_function_exception_table,
568 * except.h (note_current_region_may_contain_throw): Remove
569 (get_exception_pointer, get_exception_filter): Do not take struct
571 * Makefile.in (GTFILES): Put varargs before struct function.
573 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
575 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
577 (get_constraint_for): Deal with STRING_CST here instead.
579 2008-04-15 Richard Guenther <rguenther@suse.de>
581 * tree-ssa-propagate.c (substitute_and_fold): Substitute
582 statements in a basic-block with a backward walk. Do not
583 substitute into dead statements but instead remove those.
585 2008-04-15 Richard Guenther <rguenther@suse.de>
587 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
588 to zero, thus disable creation of SFTs.
590 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
592 * tree-predcom.c (suitable_reference_p): Return false if the
595 2008-04-15 Jakub Jelinek <jakub@redhat.com>
598 * c-decl.c (finish_decl): If extern or static var has variable
599 size, set TREE_TYPE (decl) to error_mark_node.
601 2008-04-15 Rafael Espindola <espindola@google.com>
603 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
606 2008-04-15 Richard Guenther <rguenther@suse.de>
608 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
609 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
610 (visit_reference_op_load): Do walk vuse-vdef chains on
612 (visit_reference_op_store): But do not here.
613 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
615 (vn_lookup_with_vuses): But do so here.
617 2008-04-14 Ian Lance Taylor <iant@google.com>
619 * fold-const.c (fold_overflow_warning): Remove assertion.
621 2008-04-15 Ben Elliston <bje@au.ibm.com>
623 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
624 temp1 local variables.
626 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
629 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
630 ".text.unlikely" section as executable.
632 2008-04-14 James E. Wilson <wilson@tuliptree.org>
634 * config/ia64/ia64.c (rtx_needs_barrier): Handle
635 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
636 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
637 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
638 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
639 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
640 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
642 2008-04-14 Ian Lance Taylor <iant@google.com>
644 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
645 * fold-const.c (fold_comparison): If appropriate, test
646 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
647 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
648 reassociating a pointer type.
649 * doc/invoke.texi (Optimize Options): Document that
650 -fstrict-overflow applies to pointer wraparound.
652 2008-04-13 Jan Hubicka <jh@suse.cz>
654 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
656 2008-04-12 Andrew Pinski <pinskia@gmail.com>
658 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
659 we are going to "save the world".
661 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
663 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
664 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
665 operand 0 constraint, not "=".
667 2008-04-11 James E. Wilson <wilson@tuliptree.org>
669 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
671 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
673 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
674 of size of positions_needed * CHAR_BIT.
676 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
679 * dse.c (store_info): Change positions_needed to unsigned
681 (lowpart_bitmask): New.
682 (record_store): Cast to unsigned HOST_WIDE_INT for
683 positions_needed. Assert width <= size of positions_needed *
684 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
685 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
686 lowpart_bitmask to set mask.
688 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
690 * config/bfin/constraints.md: New file.
691 * config/bfin/bfin.md: Include it.
692 (adddi3): Use satisfies_constraint functions instead of the old macros.
693 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
694 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
695 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
696 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
697 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
698 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
699 EXTRA_CONSTRAINT): Delete.
700 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
701 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
703 * config/bfin/bfin.c: Include "tm-constrs.h".
704 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
705 Use satisfies_constraint functions instead of the old macros.
706 * doc/md.texi (Blackfin Constraints): Update file name reference.
708 2008-04-11 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/35869
711 * tree-vrp.c (execute_vrp): Move switch statement update after
712 jump threading. Schedule another cfg cleanup run.
714 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
717 * attribs.c (decl_attributes): Return early on errorneous node.
719 2008-04-10 Oleg Ryjkov <olegr@google.com>
721 * tree.h (struct tree_base): Added a new flag default_def_flag.
722 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
724 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
728 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731 * pa.md: Define mode iterator P. Define mode attribute dwc.
732 (dcacheflush): Update pattern to use iterator P and attribute dwc.
733 (icacheflush): Likewise.
734 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
735 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
737 2008-04-11 Ben Elliston <bje@au.ibm.com>
739 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
741 2008-04-10 Rafael Espindola <espindola@google.com>
743 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
744 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
745 (extract_range_from_expr): The same.
747 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
749 * config/mips/mips.md (GPR2): New mode iterator.
751 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
752 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
753 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
754 Rewrite these to take two modes, the mode of comparison and the
755 mode of the destination.
756 * config/mips/mips.c (mips_expand_scc): Instead of having
757 paradoxical subreg as destination, expand "narrowing" scc if mode
758 of comparison is SI and target is requested in DI mode.
759 (mips_emit_int_order_test): Update comment. Make mode of
760 comparison match CMP0 rather than TARGET. When creating inverse
761 target use mode of TARGET.
763 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
765 * gcov-dump.c (tag_summary): Only print summaries for the first
766 GCOV_COUNTERS_SUMMABLE counters.
768 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.md (absneg): New code iterator.
771 (absnegprefix): New code attribute.
772 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
773 patterns using absneg code iterator.
774 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
775 using absneg code iterator.
776 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
777 *neg<mode>2 patterns using absneg code iterator.
778 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
779 *negextendsfdf2 patterns using absneg code iterator.
780 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
781 *negextendsfxf2 patterns using absneg code iterator.
782 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
783 *negextendsfdf2 patterns using absneg code iterator.
784 * config/i386/sse.md (<code><mode>2): Macroize expander from
785 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
787 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
789 * config/s390/s390.h: Remove the remains of the recent search
790 & replace action of current_function_outgoing_args_size.
792 2008-04-10 Ira Rosen <irar@il.ibm.com>
794 PR tree-optimization/35821
795 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
796 NEW_STMT_LIST is not NULL.
798 2008-04-09 David Edelsohn <edelsohn@gnu.org>
801 * toplev.c (process_options): Remove -ffunction-sections debugging
804 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
806 PR middle-end/PR28690
807 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
808 than gen_rtx_fmt_ee to perform more canonicalizations.
810 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
813 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
815 2008-04-09 Richard Guenther <rguenther@suse.de>
817 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
818 (dump_function_to_file): Dump function arguments with types.
820 2008-04-08 Richard Guenther <rguenther@suse.de>
822 * fold-const.c (fold_widened_comparison): Do not allow
823 sign-changes that change the result.
825 2008-04-08 Janis Johnson <janis187@us.ibm.com>
828 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
829 kinds of indirect references.
831 2008-04-08 David Edelsohn <edelsohn@gnu.org>
833 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
834 GNU Fortran language string.
836 2008-04-08 Rafael Espindola <espindola@google.com>
838 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
839 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
840 * tree.h (tree_call_nonnegative_warnv_p): New.
842 2008-04-08 Jan Hubicka <jh@suse.cz>
844 * function.c (free_after_compilation): Clear out regno_reg_rtx
847 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
850 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
852 PR middle-end/PR28690
853 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
854 same precedence as REG_POINTER and MEM_POINTER operands.
856 2008-04-08 Richard Guenther <rguenther@suse.de>
859 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
860 for adding index to base.
862 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
864 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
865 (MINGW_ENABLE_EXECUTE_STACK): New.
866 (IN_LIBGCC2): For libgcc include windows.h file for
867 function declarations.
869 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
871 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
872 and tem2 if tem1 is not a REG or MULT.
874 2008-04-08 Jan Hubicka <jh@suse.cz>
876 * function.h (incomming_args): Break out of struct function.
877 (function_subsections): Break out of struct function.
878 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
879 return_rtx and hard_reg_initial_vals from struct function.
880 Kill inl_max_label_num.
881 (current_function_pops_args, current_function_args_info,
882 current_function_args_size, current_function_args_size,
883 current_function_pretend_args_size,
884 current_function_outgoing_args_size,
885 current_function_internal_arg_pointer, current_function_return_rtx):
886 Kill compatibility accestor macros.
887 * builtins.c (expand_builtin_apply_args_1): Update.
888 (expand_builtin_next_arg): Update.
889 * df-scan.c (df_get_call_refs): Update.
890 * dbxout.c (dbxout_function_end): Update.
891 * dwarf2out.c (dwarf2out_switch_text_section): Update.
892 (output_line_info): Update.
893 (secname_for_decl): Update.
894 (dwarf2out_var_location): Update.
895 * function.c (free_after_compilation): Update.
896 (assign_parm_find_stack_rtl): Update.
897 (assign_parms): Update.
898 (expand_dummy_function_end): Update.
899 (expand_function_end): Update.
900 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
901 (expand_call): Update.
902 (emit_library_call_value_1): Update.
903 (store_one_arg): Update.
904 * varasm.c (initialize_cold_section_name): Update.
905 (unlikely_text_section): Update.
906 (unlikely_text_section_p): Update.
907 (assemble_start_function): Update.
908 (assemble_end_function): Update.
909 (default_section_type_flags): Update.
910 (switch_to_section): Update.
911 * integrate.c (set_decl_abstract_flags): Update.
912 (get_hard_reg_initial_val): Update.
913 (has_hard_reg_initial_val): Update.
914 (allocate_initial_values): Update.
915 * resource.c (init_resource_info): Update.
916 * config/alpha/alpha.c (NUM_ARGS): Update.
917 (direct_return): Update.
918 (alpha_va_start): Update.
919 (alpha_sa_size): Update.
920 (alpha_initial_elimination_offset): Update.
921 (alpha_expand_prologue): Update.
922 (alpha_start_function): Update.
923 (alpha_expand_epilogue): Update.
924 (unicosmk_initial_elimination_offset):
925 * config/alpha/alpha.md (call expander): Update.
926 * config/s390/s390.c (s390_register_info): Update.
927 (s390_register_info): Update.
928 (s390_frame_info): Update.
929 (s390_initial_elimination_offset): Update.
930 (s390_build_builtin_va_list): Update.
931 (s390_va_start): Update.
932 * config/spu/spu.c (direct_return): Update.
933 (spu_expand_prologue): Update.
934 (spu_initial_elimination_offset): Update.
935 (spu_build_builtin_va_list): Update.
936 (spu_va_start): Update.
937 * config/sparc/sparc.c (sparc_init_modes): Update.
938 (sparc_compute_frame_size): Update.
939 (function_value): Update.
940 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
941 * config/i386/i386.md (return expander): Update.
942 * config/i386/i386.c (ix86_va_start): Update.
943 (ix86_can_use_return_insn_p): Update.
944 (ix86_compute_frame_layout): Update.
945 (ix86_expand_epilogue): Update.
946 * config/sh/sh.c (output_stack_adjust): Update.
947 (calc_live_regs): Update.
948 (sh_expand_prologue): Update.
949 (sh_builtin_saveregs): Update.
950 (sh_va_start): Update.
951 (initial_elimination_offset): Update.
952 (sh_allocate_initial_value): Update.
953 (sh_function_ok_for_sibcall): Update.
954 (sh_get_pr_initial_val): Update.
955 * config/sh/sh.md (return expander): Update.
956 * config/avr/avr.c (frame_pointer_required_p): UPdate.
957 * config/crx/crx.c (crx_compute_frame): UPdate.
958 (crx_initial_elimination_offset): UPdate.
959 * config/xtensa/xtensa.c (compute_frame_size): Update
960 (xtensa_builtin_saveregs): Update.
961 (xtensa_va_start): Update.
962 (order_regs_for_local_alloc): Update.
963 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
964 (xstormy16_expand_builtin_va_start): Update.
965 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
966 * config/m68hc11/m68hc11.md (return expanders): Update.
967 * config/m68hc11/m68hc11.c (expand_prologue): Update.
968 (expand_epilogue): Update.
969 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
970 (cris_simple_epilogue): Update.
971 (cris_expand_prologue): Update.
972 (cris_expand_epilogue): Update.
973 * config/iq2000/iq2000.c (iq2000_va_start): Update.
974 (compute_frame_size): Update.
975 * config/mt/mt.c (mt_compute_frame_size): Update.
976 * config/mn10300/mn10300.c (expand_prologue): Update.
977 (expand_epilogue): Update.
978 (initial_offset): Update.
979 (mn10300_builtin_saveregs):
980 * config/mn10300/mn10300.md (return expander): Update.
981 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
982 (ia64_initial_elimination_offset): Update.
983 (ia64_initial_elimination_offset): Update.
984 (ia64_expand_prologue): Update.
985 * config/m68k/m68k.md (return expander): Update.
986 * config/rs6000/rs6000.c (rs6000_va_start): Update.
987 (rs6000_stack_info): Update.
988 * config/mcore/mcore.c (layout_mcore_frame): Update.
989 (mcore_expand_prolog): Update.
990 * config/arc/arc.c (arc_compute_frame_size): Update.
991 * config/score/score3.c (score3_compute_frame_size): Update.
992 * config/score/score7.c (score7_compute_frame_size): Update.
993 * config/arm/arm.c (use_return_insn): Update.
994 (thumb_find_work_register): Update.
995 (arm_compute_save_reg_mask): Update.
996 (arm_output_function_prologue): Update.
997 (arm_output_epilogue): Update.
998 (arm_size_return_regs): Update.
999 (arm_get_frame_offsets): Update.
1000 (arm_expand_prologue): Update.
1001 (thumb_exit): Update.
1002 (thumb_unexpanded_epilogue): Update.
1003 (thumb1_output_function_prologue): Update.
1004 * config/pa/pa.md (return expander): Update.
1005 * config/pa/pa.c (compute_frame_size): Update.
1006 (hppa_builtin_saveregs): Update.
1007 * config/mips/mips.c (mips_va_start): Update.
1008 (mips16_build_function_stub): Update.
1009 (mips_compute_frame_info): Update.
1010 (mips_restore_gp): Update.
1011 (mips_output_function_prologue): Update.
1012 (mips_expand_prologue): Update.
1013 * config/v850/v850.c (compute_frame_size): Update.
1014 (expand_prologue): * config/mmix/mmix.c (along): update.
1015 (mmix_initial_elimination_offset): update.
1016 (mmix_reorg): update.
1017 (mmix_use_simple_return): update.
1018 (mmix_expand_prologue): update.
1019 (mmix_expand_epilogue): Update.
1020 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1021 (emit_link_insn): Update.
1023 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1025 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1026 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1028 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1031 2008-04-07 Jan Hubicka <jh@suse.cz>
1033 * function.h (rtl): Rename to x_rtl.
1035 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1036 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1037 used_temp_slots avail_temp_slots, temp_slot_level,
1038 nonlocal_goto_handler_labels): Update accesstors.
1039 (rtl): New global variable.
1040 (struct function): Move some fileds to rtl_data.
1041 (get_arg_pointer_save_area): Update prototype.
1042 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1043 get_arg_pointer_save_area.
1044 * expr.c (init_expr): Update
1045 * function.c (get_frame_size): Update
1046 (assign_stack_local): Update
1047 (expand_function_end): Update.
1048 (get_art_pointer_save_area): Update
1050 * emit-rtl.c (rtl): Declare.
1051 (regno_reg_rtx): Declare.
1052 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1054 (gen_reg_rtx): Update.
1055 * varasm.c (n_deferred_constatns): Update accestor.
1056 (init_varasm_status): Do not allocate varasm_status.
1057 (force_const_mem, get_pool_size, output_constant_pool): Update.
1058 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1059 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1060 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1061 * sparc/sparc.h (INIT_EXPANDERS): Update.
1062 * ia64/ia64.h (INIT_EXPANDERS): Update.
1064 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1066 * reload.c (push_secondary_reload): Add missing break to for loop.
1068 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1070 PR middle-end/PR28690
1071 * rtlanal.c: Update copyright years.
1072 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1073 as REG_POINTER and MEM_POINTER operands.
1074 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1075 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1076 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1077 * gcse.c: Update copyright years.
1078 (pre_delete): Call gen_reg_rtx_and_attrs.
1079 (hoist_code): Likewise.
1080 (build_store_vectors): Likewise.
1081 (delete_store): Likewise.
1082 * loop-invariant.c (move_invariant_reg): Likewise.
1083 Update copyright years.
1085 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1088 control string instead of quoted.
1090 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1092 * doc/rtl.texi: Rewrite of subreg section.
1094 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1097 * config/i386/i386.c (legitimize_pic_address): Add treating
1098 of dllimport SYM_REF's.
1099 (legitimize_dllimport_symbol): Add prototype.
1101 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1103 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1104 reference in constructor with non self-referential type.
1106 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1108 Removal of Return with Depressed Stack Pointer support
1109 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1110 (ECF_SP_DEPRESSED): Likewise.
1111 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1112 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1113 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1114 (expand_call): Do not test ECF_SP_DEPRESSED.
1115 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1116 * function.c (keep_stack_depressed): Delete.
1117 (handle_epilogue_set): Likewise.
1118 (update_epilogue_consts): Likewise.
1119 (emit_equiv_load): Likewise.
1120 (thread_prologue_and_epilogue_insns): Remove support for Return with
1121 Depressed Stack Pointer.
1122 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1124 2008-04-06 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/35400
1127 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1128 information from SSA_NAMEs.
1130 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1132 * config/avr/avr.h (avr_mega_p): Remove declaration.
1133 (AVR_MEGA): Remove macro.
1134 * config/avr/avr.c (avr_mega_p): Remove variable.
1135 (avr_override_options): Remove inicializion of avr_mega_p.
1136 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1137 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1138 (avr_jump_mode): (Ditto.).
1139 (avr_output_progmem_section_asm_op): (Ditto.).
1140 (avr_asm_init_sections): (Ditto.).
1141 (avr_asm_init_sections): (Ditto.).
1142 (avr_rtx_costs): (Ditto.).
1143 * config/avr/avr.md: (Ditto.).
1144 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1147 2008-04-06 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/35842
1150 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1151 is_gimple_invariant_address.
1153 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1155 * gcc.c (default_compilers): Sync Fortran extensions list with
1156 that in fortran/lang-specs.h.
1157 * doc/invoke.texi: Likewise.
1158 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1159 * dwarf2out.c (gen_compile_unit_die): Likewise.
1161 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1163 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1165 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1169 attribute is used for nested functions.
1171 2008-04-05 Jan Hubicka <jh@suse.cz>
1173 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1175 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1177 (dump_files): Update.
1178 (enable_rtl_dump_file): Do not accept letter argument.
1179 * tree-pass.h (dump_file_info): Remove letter argument.
1180 * toplev.c (decode_d_option): Update -da handling.
1181 * toplev.h (enable_rtl_dump_file): Update prototype.
1182 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1183 it out based on pass type.
1184 (register_dump_files_1): Likewise.
1185 (init_optimization_passes): Update register_one_dump_file calls.
1186 (execute_one_pass): Sanity check that IPA passes are called at IPA
1187 level and RTL passes at RTL level.
1188 (execute_pass_list): IPA pass can not be after or subpass of
1190 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1191 disallov RTL subpasses of IPA subpasses.
1193 2008-04-05 Ben Elliston <bje@au.ibm.com>
1195 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1196 builtins that return exactly once and do not throw. Cache call to
1199 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1201 PR rtl-optimization/34916
1203 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1204 between instruction pairs.
1206 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1208 * doc/invoke.texi: Document -mbitops for SH.
1209 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1210 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1211 * config/sh/sh.c (print_operand): Add %t operand code.
1212 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1213 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1214 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1215 (extendqihi2): Likewise.
1216 (movqi_i): Likewise.
1217 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1218 (extv): Use bld instruction for SH2A if possible.
1220 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1221 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1222 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1223 (bset.b, bclr.b): Define peepholes.
1224 * config/sh/sh.opt (mbitops): New option.
1226 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1229 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1230 and view convert expression.
1232 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1235 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1237 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1239 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1241 * config/i386/cpuid.h (bit_AES): New.
1242 (bit_PCLMUL): Likewise.
1244 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1245 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1246 SSE2 if AES or PCLMUL is enabled.
1247 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1248 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1249 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1250 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1251 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1252 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1253 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1254 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1255 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1256 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1257 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1258 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1259 __builtin_ia32_aeskeygenassist128 and
1260 __builtin_ia32_pclmulqdq128.
1261 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1262 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1263 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1265 * config/i386/i386.h (TARGET_AES): New.
1266 (TARGET_PCLMUL): Likewise.
1267 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1269 * config/i386/i386.md (UNSPEC_AESENC): New.
1270 (UNSPEC_AESENCLAST): Likewise.
1271 (UNSPEC_AESDEC): Likewise.
1272 (UNSPEC_AESDECLAST): Likewise.
1273 (UNSPEC_AESIMC): Likewise.
1274 (UNSPEC_AESKEYGENASSIST): Likewise.
1275 (UNSPEC_PCLMUL): Likewise.
1277 * config/i386/i386.opt (maes): New.
1278 (mpclmul): Likewise.
1280 * config/i386/sse.md (aesenc): New pattern.
1281 (aesenclast): Likewise.
1283 (aesdeclast): Likewise.
1285 (aeskeygenassist): Likewise.
1286 (pclmulqdq): Likewise.
1288 * config/i386/wmmintrin.h: New.
1290 * doc/extend.texi: Document AES and PCLMUL built-in function.
1292 * doc/invoke.texi: Document -maes and -mpclmul.
1294 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1296 * function.c (free_after_parsing): Replace with
1297 cxx_push_function_context from C++ front-end.
1298 (allocate_struct_function): Don't call langhook.
1299 * langhooks.h (struct lang_hooks_for_functions): Delete.
1300 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1302 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1303 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1304 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1305 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1306 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1307 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1308 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1310 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1311 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1313 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1316 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1319 2008-04-04 Richard Guenther <rguenther@suse.de>
1322 * fold-const.c (optimize_minmax_comparison): Use the correct
1323 type for the constant in the simplified comparison.
1325 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1327 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1328 Pass L2 size as "--param l2-cache-size" to the compiler.
1329 (decode_l2_cache): New function to decode L2 cache parameters using
1330 0x8000006 extended cpuid function.
1331 (detect_caches_amd): Determine parameters of L2 cache using
1332 decode_l2_caches function.
1333 (decode_caches_intel): Decode L2 cache parameters.
1334 (detect_caches_intel): Determine L2 cache parameters using
1335 decode_caches_intel and decode_l2_caches functions.
1337 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1339 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1340 secondary input reload for subword loads from the constant pool.
1342 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1345 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1346 constants of the appropriate size for runtime calculations.
1349 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1350 decimal-float literal constant zero.
1352 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1355 * c-parser.c (c_parser_omp_atomic): Call
1356 default_function_array_conversion on the RHS.
1359 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1360 call is_variable_sized if decl has incomplete type.
1362 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1366 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1368 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1370 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1371 (sgt<u>): Merge sgt and sgtu into new expander.
1372 (sgt, sgtu): Remove expanders.
1373 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1374 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1375 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1376 *sgtu_<mode>_mips16 into new pattern.
1377 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1378 (sge<u>): Merge sge and sgeu into new expander.
1379 (sge, sgeu): Remove expanders.
1380 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1382 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1383 (slt<u>): Merge slt and sltu into new expander.
1384 (slt, sltu): Remove expanders.
1385 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1386 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1387 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1388 *sltu_<mode>_mips16 into new pattern.
1389 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1390 (sle<u>): Merge sle and sleu into new expander.
1391 (sle, sleu): Remove expanders.
1392 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1393 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1394 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1395 *sleu_<mode>_mips16 into new pattern.
1396 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1398 2008-04-03 Jan Hubicka <jh@suse.cz>
1400 PR tree-optimization/35795
1401 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1402 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1403 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1404 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1405 * score/score3.c (score3_output_mi_thunk): Likewise.
1406 * score/score7.c (score7_output_mi_thunk): Likewise.
1407 * mips/mips.c (mips_output_mi_thunk): Likewise.
1409 2008-04-03 Richard Guenther <rguenther@suse.de>
1411 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1412 conversions. Simplify code.
1414 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1416 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1418 2008-04-03 Tom Tromey <tromey@redhat.com>
1419 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1421 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1422 * config/bfin/t-bfin-linux (generated_files): Add
1423 linux-sysroot-suffix.h.
1424 * doc/install.texi (Prerequisites): Require make 3.80.
1425 * doc/sourcebuild.texi (Front End Directory): Document new
1427 * Makefile.in (generated_files): New variable.
1428 (ALL_HOST_OBJS): New variable.
1429 ($(ALL_HOST_OBJS)): New target.
1431 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1433 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1434 (remap_block): Call id->transform_lang_insert_block instead
1436 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1437 Set id.transform_lang_insert_block to NULL.
1438 (clone_body): Move to cp/optimize.c
1439 * tree-inline.h (struct copy_body_data): Change
1440 transform_lang_insert_block to function pointer.
1441 (copy_generic_body, copy_decl_no_change): Export.
1442 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1443 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1444 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1446 * c-tree.h (insert_block): Kill.
1447 * c-decl.c (insert_block): Kill.
1449 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1451 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1452 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1453 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1455 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1456 argument, call {push,pop}_function_context from here.
1457 * c-parser.c: Use c_{push,pop}_function_context.
1459 * function.c (push_function_context_to): Move meat ...
1460 (push_function_context): ... here. Simplify.
1461 * function.c (pop_function_context_from): Move meat ...
1462 (pop_function_context): ... here. Simplify.
1463 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1465 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1466 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1467 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1468 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1470 2008-04-03 Ben Elliston <bje@au.ibm.com>
1472 * expmed.c (extract_force_align_mem_bit_field): Remove.
1474 2008-04-03 Richard Guenther <rguenther@suse.de>
1477 * expr.h (try_casesi): Adjust prototype.
1478 * expr.c (try_casesi): Take fallback label as extra parameter.
1479 Use that for gen_casesi if default_label is NULL.
1480 * stmt.c (expand_case): Pass fallback label to try_casesi,
1481 make sure to fill gaps with a fallback label if default_label
1484 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1487 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1489 2008-04-03 Ben Elliston <bje@au.ibm.com>
1491 * expmed.c (extract_split_bit_field): Remove if (0) code.
1492 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1493 (do_ds_constraint): Likewise.
1495 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1497 * doc/cppopts.texi (-dU): Document.
1498 * c-common.h (flag_dump_macros): Update comment.
1499 * c-opts.c (handle_OPT_d): Handle -dU.
1500 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1501 dump_queued_macros, cb_used_define, cb_used_undef): New.
1502 (init_pp_output): Handle -dU.
1503 (cb_line_change): Call dump_queued_macros.
1504 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1506 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1508 * config/avr/predicates.md (io_address_operand): New predicate.
1509 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1510 * config/avr/avr.c (avr_io_address_p): Remove function.
1511 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1512 'avr_io_address_p' function.
1513 (out_movhi_r_mr): (Ditto.).
1514 (out_movqi_mr_r): (Ditto.).
1515 (out_movhi_mr_r): (Ditto.).
1516 (avr_address_cost): (Ditto.).
1518 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1521 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1522 in 32bit mode when XMM registers are available to avoid store
1524 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1525 corresponding post-reload splitters.
1527 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1530 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1531 __builtin_ia32_roundss.
1532 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1533 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1534 __builtin_ia32_roundss.
1535 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1536 IX86_BUILTIN_SHUFPD here.
1538 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1540 * config/i386/i386.md (plogic): New.
1541 (plogicprefix): Likewise.
1543 * config/i386/mmx.md (mmx_<code><mode>3): New.
1544 (mmx_and<mode>3): Removed.
1545 (mmx_ior<mode>3): Likewise.
1546 (mmx_xor<mode>3): Likewise.
1548 * config/i386/sse.md (<code><mode>3): New.
1549 (*<code><mode>3): Likewise.
1550 (*<code><mode>3): Likewise.
1551 (<code><mode>3): Likewise.
1552 (*sse_<code><mode>3): Likewise.
1553 (*sse2_<code><mode>3): Likewise.
1554 (<code>tf3): Likewise.
1555 (*<code>tf3): Likewise.
1556 (and<mode>3): Likewise.
1557 (*and<mode>3): Likewise.
1558 (ior<mode>3): Removed.
1559 (*ior<mode>3): Likewise.
1560 (xor<mode>3): Likewise.
1561 (*xor<mode>3): Likewise.
1562 (*and<mode>3): Likewise.
1563 (*ior<mode>3): Likewise.
1564 (*xor<mode>3): Likewise.
1565 (and<mode>3): Likewise.
1566 (*sse_and<mode>3): Likewise.
1567 (*sse2_and<mode>3): Likewise.
1569 (*andtf3): Likewise.
1570 (ior<mode>3): Likewise.
1571 (*sse_ior<mode>3): Likewise.
1572 (*sse2_ior<mode>3): Likewise.
1574 (*iortf3): Likewise.
1575 (xor<mode>3): Likewise.
1576 (*sse_xor<mode>3): Likewise.
1577 (*sse2_xor<mode>3): Likewise.
1579 (*xortf3): Likewise.
1581 2008-04-02 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/14495
1584 PR tree-optimization/34793
1585 * tree-vrp.c (struct switch_update): New structure.
1586 (to_remove_edges, to_update_switch_stmts): New VECs.
1587 (simplify_switch_using_ranges): New function. Remove not taken
1588 case labels and edges.
1589 (simplify_stmt_using_ranges): Call it.
1590 (identify_jump_threads): Mark edges we have queued for removal
1591 so we don't thread them.
1592 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1594 * tree-cfg.c (group_case_labels): Deal with missing default label.
1595 (tree_verify_flow_info): Allow missing default label.
1596 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1597 (emit_case_nodes): Likewise.
1598 (expand_case): Do not rely on the default label to be present.
1599 * expr.c (try_casesi): Deal with NULL default_label.
1600 (do_tablejump): Likewise.
1602 2008-04-02 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/14495
1605 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1606 SWITCH_EXPR here ...
1607 (vrp_visit_switch_stmt): ... but here (new function).
1608 (find_case_label_index): New helper function.
1609 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1611 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1613 * fwprop.c: Fix ISO-C99ism.
1615 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1618 * Makefile.in (objdir): Set it here.
1619 * configure.ac: Not here. Find dynamic linker characteristics.
1620 * exec-tool.in: Use them.
1621 * aclocal.m4: Regenerate.
1622 * configure: Regenerate.
1624 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1626 * expr.c (expand_var): Delete it.
1627 * expr.h (expand_var): Delete prototype.
1628 * function.c (expand_function_start): Use expand_decl instead.
1629 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1632 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1634 PR rtl-optimization/35542
1635 * fwprop.c (forward_propagate_and_simplify): Replace
1636 loc_reg_mentioned_in_p with reg_mentioned_p.
1638 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1640 PR rtl-optimization/35281
1641 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1642 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1643 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1644 (varying_mem_p): Move above propagate_rtx.
1645 (all_uses_available_at): Do not check MEMs.
1647 2008-04-02 Rafael Espindola <espindola@google.com>
1649 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1650 (register_edge_assert_for_2): Split the cond argument.
1651 (register_edge_assert_for_1): Adjust for the change in
1652 register_edge_assert_for_2.
1653 (register_edge_assert_for): Split the cond argument.
1654 (find_switch_asserts): Adjust for the change in
1655 register_edge_assert_for.
1657 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1659 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1660 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1661 offsets for 64-bit mingw.
1662 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1663 abi for x86_64-pc-mingw.
1665 2008-04-02 Richard Guenther <rguenther@suse.de>
1667 * tree-vrp.c (extract_range_from_assert): Make sure to not
1668 produce range min/max with TREE_OVERFOW set.
1669 If merging a anti-range and a range keep the anti-range if
1670 the range covers all values of the type.
1671 (register_edge_assert_for_2): Only allow sign-changing
1672 conversions in detecting canonical range checks. Also
1673 register an assert for the unsigned name if useful.
1675 PR tree-optimization/35787
1676 * tree-vrp.c (vrp_val_max): New function.
1677 (vrp_val_min): Likewise.
1678 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1679 (vrp_val_is_min): Likewise.
1680 (supports_overflow_infinity): Use vrp_val_{min,max}.
1681 (negative_overflow_infinity): Likewise.
1682 (positive_overflow_infinity): Likewise.
1683 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1684 (is_positive_overflow_infinity): Likewise.
1685 (is_overflow_infinity): Likewise.
1686 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1687 vrp_val_is_{min,max}.
1688 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1689 to ranges if possible. Avoid empty ranges.
1691 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1694 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1695 the expression is a function address.
1697 2008-04-01 George Helffrich <george@gcc.gnu.org>
1699 PR fortran/PR35154, fortran/PR23057
1700 * fortran/trans-common.c (create_common): Add decl to function
1701 chain to preserve identifier scope in debug output.
1703 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1704 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1705 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1706 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1708 (dbxout_syms): Check for COMMON-based symbol and wrap in
1709 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1710 in bracket for efficiency.
1712 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1713 using DW_TAG_common_block + member offset.
1714 (add_pubname_string): New function.
1715 (dw_expand_expr): New function to find block name and offset for
1717 (common_check): New function to check whether symbol in Fortran COMMON.
1718 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1720 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1721 use of common is unchanged.
1723 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1724 with all combinations of debug options available on target.
1725 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1726 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1727 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1728 .stabs functionality.
1729 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1730 DWARF functionality.
1732 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1735 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1737 2008-04-02 Ben Elliston <bje@au.ibm.com>
1739 * config/v850/v850.md (casesi): Remove if (0) code.
1740 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1741 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1743 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1745 * config/i386/i386.md (rex64suffix): New mode attribute.
1746 (floathi<mode>2): Disable expander for SSE math.
1747 (*floathi<mode>2_1): New insn insn_and_split pattern.
1748 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1749 corresponding post-reload splitters.
1750 (*floathi<mode>2_i387): New macroized insn pattern.
1751 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1752 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1753 insn_and_split pattern.
1754 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1755 New macroized instruction patterns and corresponding post-reload
1757 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1758 and corresponding post-reload splitters.
1759 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1760 New macroized instruction patterns.
1761 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1762 macroized instruction patterns and corresponding post-reload splitters.
1763 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1764 corresponding post-reload splitters.
1765 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1766 New macroized instruction patterns.
1767 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1768 corresponding post-reload splitters.
1769 (*floatsi<mode>2_i387): New macroized instruction patterns.
1771 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1773 * config/i386/i386.md (smaxmin): New.
1774 (umaxmin): Likewise.
1775 (maxminiprefix): Likewise.
1776 (maxminfprefix): Likewise.
1777 (<code><mode>3): Likewise.
1778 (smin<mode>3): Removed.
1779 (smax<mode>3): Likewise.
1781 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1782 (mmx_<code>v4hi3): Likewise.
1783 (mmx_<code>v8qi3): Likewise.
1784 (mmx_smaxv2sf3): Removed.
1785 (mmx_sminv2sf3): Likewise.
1786 (mmx_umaxv8qi3): Likewise.
1787 (mmx_smaxv4hi3): Likewise.
1788 (mmx_uminv8qi3): Likewise.
1789 (mmx_sminv4hi3): Likewise.
1791 * config/i386/sse.md (<addsub><mode>3): New.
1792 (*<addsub><mode>3): Likewise.
1793 (<sse>_vm<addsub><mode>3): Likewise.
1794 (<maxmin><mode>3): Likewise.
1795 (*<maxmin><mode>3_finite): Likewise.
1796 (*<maxmin><mode>3): Likewise.
1797 (<sse>_vm<maxmin><mode>3): Likewise.
1798 (sse3_h<addsub>v4sf3): Likewise.
1799 (sse3_h<addsub>v2df3): Likewise.
1800 (<maxmin>v16qi3): Likewise.
1801 (*<maxmin>v16qi3): Likewise.
1802 (<maxmin>v8hi3): Likewise.
1803 (*<maxmin>v8hi3): Likewise.
1804 (*sse4_1_<maxmin><mode>3): Likewise.
1805 (*sse4_1_<maxmin><mode>3): Likewise.
1806 (add<mode>3): Removed.
1807 (*add<mode>3): Likewise.
1808 (<sse>_vmadd<mode>3): Likewise.
1809 (sub<mode>3): Likewise.
1810 (*sub<mode>3): Likewise.
1811 (<sse>_vmsub<mode>3): Likewise.
1812 (smin<mode>3): Likewise.
1813 (*smin<mode>3_finite): Likewise.
1814 (*smin<mode>3): Likewise.
1815 (<sse>_vmsmin<mode>3): Likewise.
1816 (smax<mode>3): Likewise.
1817 (*smax<mode>3_finite): Likewise.
1818 (*smax<mode>3): Likewise.
1819 (<sse>_vmsmax<mode>3): Likewise.
1820 (sse3_haddv4sf3): Likewise.
1821 (sse3_haddv2df3): Likewise.
1822 (sse3_hsubv4sf3): Likewise.
1823 (sse3_hsubv2df3): Likewise.
1824 (umaxv16qi3): Likewise.
1825 (*umaxv16qi3): Likewise.
1826 (smaxv8hi3): Likewise.
1827 (*smaxv8hi3): Likewise.
1828 (*sse4_1_smax<mode>3): Likewise.
1829 (*sse4_1_umax<mode>3): Likewise.
1830 (uminv16qi3): Likewise.
1831 (*uminv16qi3): Likewise.
1832 (sminv8hi3): Likewise.
1833 (*sminv8hi3): Likewise.
1834 (*sse4_1_smin<mode>3): Likewise.
1835 (*sse4_1_umin<mode>3): Likewise.
1837 2008-04-01 Rafael Espindola <espindola@google.com>
1839 * tree-cfg.c (verify_expr): remove in_phi.
1840 (verify_stmt): Don't call walk_tree with verify_expr. Use
1841 is_gimple_min_invariant instead of is_gimple_val.
1843 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1845 * doc/include/gpl_v3.texi: Update for manpage generation.
1846 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1848 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1849 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1850 gpl_v3.texi instead of gpl.texi.
1853 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1856 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1858 2008-04-01 Rafael Espindola <espindola@google.com>
1860 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1861 (extract_code_and_val_from_cond): Use
1862 extract_code_and_val_from_cond_with_ops.
1864 2008-04-01 Jan Hubicka <jh@suse.cz>
1866 * function.c (free_after_compilation): Free epilogue_delay_list.
1867 (prepare_function_start): Assert that previous compilation was freed.
1869 2008-04-01 Jan Hubicka <jh@suse.cz>
1870 Jim Wilson <wilson@tuliptree.org>
1871 Andreas Tobler <andreast@gcc.gnu.org>
1874 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1875 rtl.emit instead cfun->emit.
1876 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1877 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1879 2008-04-01 Ben Elliston <bje@au.ibm.com>
1881 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1883 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1885 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1887 (fprofile-use): Add var flag_profile_use
1888 * coverage.c (coverage_begin_output): Do not open a gcno file for
1889 output only if -ftest-coverage is set.
1890 Do not add getpwd() to gcda file path.
1891 (build_gcov_info): Check the new flag
1892 flag_profile_datafile_relative_path.
1893 (coverage_init): Use profile_data_prefix.
1894 Read profile counter only if flag_profile_use is set.
1895 * opts.c (common_handle_option): New option fprofile-use=,
1896 fprofile-dir=, fprofile-generate=.
1897 * toplev.c (profile_data_prefix): New variable definition.
1898 * toplev.h (profile_data_prefix): New declaration.
1899 * doc/invoke.tex (Option Summary, Optimization Options):
1902 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1904 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1905 use tmp consistently.
1908 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1909 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1910 UNSPEC_FR_RECIP_APPROX_RES.
1911 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1913 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1916 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1918 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1921 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1922 element of the vector via a pointer.
1924 2008-03-31 Ian Lance Taylor <iant@google.com>
1926 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1928 2008-03-31 Jan Hubicka <jh@suse.cz>
1930 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1931 get_arg_pointer_save_area.
1932 * expr.c (init_expr): Just clear out rtl.expr.
1933 * function.c (free_after_compilation): Clear out whole RTL structure.
1934 (get_func_frame_size): Merge into ...
1935 (get_frame_size): ... this one.
1936 (assign_stack_local_1): Merge into ...
1937 (assign_stack_local): ... this one.
1938 (expand_function_end): Update call of get_arg_pointer_save_area.
1939 (get_art_pointer_save_area): Remove cfun argument.
1940 * function.h (emit_status): regno_pointer_align does not need length
1941 attribute. Move x_regno_reg_rtx to ...
1942 (regno_reg_rtx): ... new global array.
1943 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1944 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1945 apply_args_value, forced_labels, stack_pointer_delta):
1947 (struct varasm_status): Move here from varasm.c
1948 (struct rtl_data): New. Move here some fields from struct function.
1949 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1950 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1951 used_temp_slots avail_temp_slots, temp_slot_level,
1952 nonlocal_goto_handler_labels): Update accesstors.
1953 (rtl): New global variable.
1954 (struct function): Move some fileds to rtl_data.
1955 (get_arg_pointer_save_area): Update prototype.
1956 * emit-rtl.c (rtl): Declare.
1957 (regno_reg_rtx): Declare.
1958 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1960 (gen_reg_rtx): Update.
1961 (init_virtual_regs): Do not tate emit_status argument.
1962 (init_emit): Do not allocate emit.
1963 * varasm.c (varasm_statuc): Move to function.h.
1964 (n_deferred_constatns): Update accestor.
1965 (init_varasm_status): Do not allocate varasm_status.
1966 (force_const_mem, get_pool_size, output_constant_pool): Update.
1967 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1968 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1970 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1972 PR rtl-optimization/35729
1973 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1976 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1979 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1980 load/store if memory is unaligned.
1981 (*movti_rex64): Likewise.
1983 * config/i386/predicates.md (misaligned_operand): New.
1985 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1988 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1991 2008-03-31 Jan Beulich <jbeulich@novell.com>
1993 * config/ia64/constraints.md: Add 'j' constraint.
1994 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1995 (movdi_internal): Likewise.
1997 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2000 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2002 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2006 proper error message for the third argument on blendpd and
2009 * config/i386/sse.md (blendbits): New.
2010 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2012 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2014 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2016 2008-03-30 Richard Guenther <rguenther@suse.de>
2019 * fold-const.c (fold_sign_changed_comparison): Do leave
2020 conversions to base-types alone.
2022 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2024 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2025 the link register if one altivec register is be saved.
2027 2008-03-30 Ben Elliston <bje@au.ibm.com>
2029 * final.c (final_scan_insn): Remove if (0) code.
2031 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2033 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2035 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2037 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2038 of V4SFmode to ix86_binary_operator_ok.
2040 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/i386.c (override_options): Initialize
2043 ix86_veclib_handler to ix86_veclibabi_svml when
2044 -mveclibabi=svml is used.
2045 (ix86_veclibabi_svml): New function for SVML ABI style
2046 vectorization support.
2047 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2049 2008-03-28 Rafael Espindola <espindola@google.com>
2051 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2052 (tree_binary_nonnegative_warnv_p): Make it public.
2053 (tree_single_nonnegative_warnv_p): Make it public.
2054 (tree_invalid_nonnegative_warnv_p): Make it public.
2055 (tree_unary_nonzero_warnv_p): Make it public.
2056 (tree_binary_nonzero_warnv_p): Make it public
2057 (tree_single_nonzero_warnv_p): Make it public.
2058 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2059 (extract_range_from_binary_expr): Split the expr argument.
2060 (extract_range_from_unary_expr): Split the expr argument.
2061 (extract_range_from_comparison): Split the expr argument.
2062 (extract_range_from_expr): Use the new aux functions.
2063 (vrp_evaluate_conditional_warnv): Use
2064 vrp_evaluate_conditional_warnv_with_ops.
2065 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2066 (tree_binary_nonzero_warnv_p): Declare.
2067 (tree_single_nonzero_warnv_p): Declare.
2068 (tree_expr_nonzero_warnv_p): Declare.
2069 (tree_unary_nonnegative_warnv_p): Declare.
2070 (tree_binary_nonnegative_warnv_p): Declare.
2071 (tree_single_nonnegative_warnv_p): Declare.
2072 (tree_invalid_nonnegative_warnv_p): Declare.
2074 2008-03-28 Richard Guenther <rguenther@suse.de>
2076 PR tree-optimization/30317
2077 PR tree-optimization/30911
2078 PR tree-optimization/34793
2079 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2080 (struct assert_locus_d): New member EXPR.
2081 (register_new_assert_for): Add EXPR parameter to support
2082 ASSERT_EXPR <name, expr OP limit>.
2083 (register_edge_assert_for_1): Adjust callers.
2084 (find_assert_locations): Likewise.
2085 (process_assert_insertions_for): Build condition from expression.
2086 (extract_range_from_assert): Handle ASSERT_EXPRs
2087 of the form ASSERT_EXPR <name, expr OP limit>.
2088 (register_edge_assert_for_2): New helper registering
2089 asserts for comparisons. Recognize range tests of the form
2090 (unsigned)i - CST1 OP CST2.
2091 (register_edge_assert_for_1): Use it.
2092 (register_edge_assert_for): Likewise.
2093 (needs_overflow_infinity): Integer sub-types
2094 do not need overflow infinities.
2095 (vrp_val_is_max): The extreme values of integer sub-types
2096 are those of the base type.
2097 (vrp_val_is_min): Likewise.
2098 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2101 2008-03-28 Nick Clifton <nickc@redhat.com>
2104 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2105 Return GENERAL_REGS for stack adjustment reloads.
2107 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2110 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2111 const_vector when all the vectors are constant.
2113 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2115 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2117 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2118 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2120 (s<code>_sf): Use new scc_sf attribute for opcode names.
2122 2008-03-27 Tom Tromey <tromey@redhat.com>
2124 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2125 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2126 config/spu/t-spu-elf, config/i386/t-interix,
2127 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2128 config/i386/x-darwin, config/i386/x-mingw32,
2129 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2130 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2131 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2132 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2133 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2134 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2135 config/score/t-score-elf, config/arm/t-strongarm-pe,
2136 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2137 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2138 Revert automatic dependency patch.
2140 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2143 * config/i386/i386.c (ix86_function_arg_boundary): Align
2144 decimal floating point to its natural boundary.
2146 2008-03-27 Richard Guenther <rguenther@suse.de>
2149 * fold-const.c (fold_comparison): Restrict distinct decl
2150 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2151 solely rely on operand_equal_p.
2153 2008-03-27 Richard Guenther <rguenther@suse.de>
2156 * c-common.c (handle_weak_attribute): Reject combination of
2159 2008-03-27 Richard Guenther <rguenther@suse.de>
2161 PR tree-optimization/32810
2162 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2163 conversions from DECL_INITIAL.
2164 (fold_const_aggregate_ref): Likewise from constructor elements.
2166 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2168 * tree-affine.h (aff_combination_expand): Declare.
2169 (get_inner_reference_aff): Likewise.
2170 * tree-affine.c (aff_combination_expand): Split out from
2171 tree_to_aff_combination_expand.
2172 (get_inner_reference_aff): New function.
2173 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2174 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2175 (struct lim_aux_data): sm_done field removed.
2176 (mem_ref_loc_p, mem_ref_locs_p): New types.
2177 (struct mem_ref): Added id, stored, accesses_in_loop,
2178 indep_loop, dep_loop, indep_ref, dep_ref fields.
2179 Removed is_stored, locs and next fields.
2180 (memory_accesses): New variable.
2181 (movement_possibility): Do not allow moving statements
2182 that store to memory.
2183 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2185 (determine_max_movement): For statements with memory references,
2186 find the outermost loop in that the reference is independent.
2187 (move_computations_stmt): Mark the virtual operands for renaming.
2188 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2189 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2190 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2191 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2192 create_vop_ref_mapping, analyze_memory_references,
2193 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2194 get_all_locs_in_loop, ref_always_accessed_p,
2195 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2196 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2197 store_motion_loop, store_motion): New functions.
2198 (struct vop_to_refs_elt): New type.
2199 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2200 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2201 (schedule_sm): Replaced by...
2202 (execute_sm): ... this.
2203 (determine_lsm_ref, hoist_memory_references,
2204 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2205 find_more_ref_vops, free_mem_ref, free_mem_refs,
2206 determine_lsm_loop, determine_lsm): Removed.
2207 (tree_ssa_lim_finalize): Free data structures used by store motion.
2208 (tree_ssa_lim): Call analyze_memory_references. Use
2209 store_motion instead of determine_lsm.
2211 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2213 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2214 rename tmake_file to m68hc11/t-m68hc11.
2215 (mcore): Set inhibit_libc to true.
2216 * config.host (alpha*-dec-*vms*): Set extra_programs.
2217 (interix3*): Don't use host_xmake_file.
2218 * configure.ac: Let config.gcc override inhibit_libc.
2219 * configure: Regenerate.
2221 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2222 * config/t-openbsd-thread: Remove commented out lines.
2224 * config/x-interix: Remove.
2226 * config/m68hc11/t-m68hc11-gas: Rename to...
2227 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2229 * config/mcore/t-mcore: Remove T_CFLAGS.
2230 * config/mcore/t-mcore-pe: Likewise.
2232 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2234 * configure.ac: Replace custom __GNU_SOURCE test with
2235 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2236 * aclocal.m4: Regenerate.
2237 * configure: Regenerate.
2238 * config.in: Regenerate.
2240 2008-03-27 Richard Guenther <rguenther@suse.de>
2242 * fold-const.c (target.h): Include.
2243 (fold_comparison): Fold comparison of addresses of decls
2244 that bind locally or of constants. Consolidate address folding code.
2245 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2246 results from fold_binary_to_constant.
2247 (compare_values_warnv): Likewise.
2249 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2252 * fold-const.c (fold_truthop): Check for integeral types when folding
2253 a == 0 && b == 0 and a != 0 || b != 0 .
2255 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2257 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2259 2008-03-26 Andreas Schwab <schwab@suse.de>
2261 * doc/invoke.texi: Fix use of @item vs. @itemx.
2263 2008-03-26 Tom Tromey <tromey@redhat.com>
2265 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2266 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2267 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2268 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2269 build/genconstants.o, build/genemit.o, build/genextract.o,
2270 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2271 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2274 2008-03-26 Richard Guenther <rguenther@suse.de>
2277 2008-03-26 Richard Guenther <rguenther@suse.de>
2279 * fold-const.c (target.h): Include.
2280 (fold_comparison): Fold comparison of addresses of two decls
2281 that bind locally. Consolidate address folding code.
2283 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2285 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2286 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2287 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2288 dconstsqrt2, dconstthird, dconste and/or dconst10.
2289 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2290 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2291 dconstsqrt2, dconste): Delete.
2292 (init_emit_once): Likewise. Simplify initializing dconstm1.
2294 * real.c (get_real_const): New.
2295 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2296 dconstsqrt2, dconste): Delete.
2297 (real_value_const, get_real_const): New.
2299 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2303 * config/i386/i386.c (ix86_function_arg_boundary): Check
2304 BIGGEST_ALIGNMENT instead of 128.
2305 (setup_incoming_varargs_64): Likewise.
2307 2008-03-26 Tom Tromey <tromey@redhat.com>
2309 * Makefile.in (DEPFILES): Add missing '/'.
2311 2008-03-26 Richard Guenther <rguenther@suse.de>
2313 * fold-const.c (target.h): Include.
2314 (fold_comparison): Fold comparison of addresses of two decls
2315 that bind locally. Consolidate address folding code.
2317 2008-03-26 Nick Clifton <nickc@redhat.com>
2320 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2321 not allow INT+INT as a legitimate addressing mode.
2323 2008-03-26 Richard Guenther <rguenther@suse.de>
2325 * tree-flow.h (widen_bitfield): Remove declaration.
2326 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2327 (widen_bitfield): Remove function.
2328 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2331 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2334 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2337 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2339 PR rtl-optimization/35232
2340 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2341 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2342 reg_reloaded_call_part_clobbered here.
2343 (reload_regs_reach_end_p): New function.
2344 (reload_reg_rtx_for_input): New variable.
2345 (reload_reg_rtx_for_output): Likewise.
2346 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2347 when reassigning a pseudo register. Load reloadreg from
2348 reload_reg_rtx_for_input, moving the mode and register
2350 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2351 instead of the original when deciding whether an input reload
2352 would be a no-op or whether an output reload can be deleted.
2353 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2354 when setting up new_spill_reg_store. Load it from
2355 reload_reg_rtx_for_output, moving the mode and register
2357 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2358 instead of the original when deciding whether an output reload
2359 would be a no-op. Do the same when modifying insn notes.
2360 Use rtx_equal_p instead of == to compare the registers.
2361 (inherit_piecemeal_p): Take a mode and two register numbers
2363 (emit_reload_insns): Clear new_spill_reg_store for every hard
2364 register in the reload register. Remove spill registers
2365 from reg_reloaded_valid before considering whether to record
2366 inheritance information for them. Use reload_reg_rtx_for_output
2367 instead of reg_rtx when recording output reloads. Use
2368 reload_reg_rtx_for_input instead of reg_rtx when recording
2369 input reloads. Set or clear reg_reloaded_call_part_clobbered
2370 at the same time as setting reg_reloaded_valid.
2371 (delete_output_reload): Add a new_reload_reg parameter and use it
2372 instead of rld[j].reg_rtx.
2373 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2376 2008-03-25 Tom Tromey <tromey@redhat.com>
2378 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2379 (build/genattr.o): Likewise.
2380 (build/genattrtab.o): Likewise.
2381 (build/gencodes.o): Likewise.
2382 (build/genconfig.o): Likewise.
2383 (build/genconstants.o): Likewise.
2384 (build/genemit.o): Likewise.
2385 (build/genextract.o): Likewise.
2386 (build/genflags.o): Likewise.
2388 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2390 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2391 instead of size_int for integer types.
2392 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2393 to match type of MINUS_EXPR.
2395 2008-03-25 Tom Tromey <tromey@redhat.com>
2397 * configure: Rebuilt.
2398 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2401 2008-03-25 Tom Tromey <tromey@redhat.com>
2403 * config/x-solaris (host-solaris.o): Update.
2404 * config/x-linux (host-linux.o): Update.
2405 * config/x-hpux (host-hpux.o): Update.
2406 * config/x-darwin (host-darwin.o): Update.
2407 * config/v850/t-v850e (v850-c.o): Update.
2408 * config/v850/t-v850 (v850-c.o): Update.
2409 * config/t-vxworks (vxworks.o): Update.
2410 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2411 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2412 * config/spu/t-spu-elf (spu-c.o): Update.
2414 * config/sh/t-symbian (sh-c.o): Update.
2415 (symbian.o): Update.
2416 * config/sh/t-sh (sh-c.o): Update.
2417 * config/score/t-score-elf (score7.o, score3.o): Update.
2418 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2419 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2420 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2421 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2423 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2424 * config/m32c/t-m32c (m32c-pragma.o): Update.
2425 * config/ia64/t-ia64 (ia64-c.o): Update.
2426 * config/i386/x-mingw32 (host-mingw32.o): Update.
2427 * config/i386/x-i386 (driver-i386.o): Update.
2428 * config/i386/x-darwin (host-i386-darwin.o): Update.
2429 * config/i386/x-cygwin (host-cygwin.o): Update.
2430 * config/i386/t-nwld (nwld.o): Update.
2431 * config/i386/t-netware (netware.o): Update.
2432 * config/i386/t-interix (winnt.o): Update.
2433 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2434 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2435 msformat-c.o): Update.
2436 * config/bfin/t-bfin-linux (generated_files): Add
2437 linux-sysroot-suffix.h.
2438 * config/arm/t-wince-pe (pe.o): Update.
2439 * config/arm/t-strongarm-pe (pe.o): Update.
2440 * config/arm/t-pe (pe.o): Update.
2441 * config/arm/t-arm (arm-c.o): Update.
2442 * doc/install.texi (Prerequisites): Require make 3.80.
2443 * Makefile.in: Remove .o targets.
2444 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2445 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2446 (simple_generated_h, simple_generated_c): Move earlier.
2447 (generated_files): New variable.
2448 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2449 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2450 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2451 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2452 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2453 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2454 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2455 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2456 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2457 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2458 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2459 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2461 (COMPILE.base, COMPILE): New variables.
2462 (%.o): New pattern rule.
2463 (ALL_HOST_OBJS): New variable.
2464 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2465 (dummy-checksum.o, cc1-checksum.o): Remove.
2466 (DRIVER_SHLIB): New variable.
2467 (DRIVER_DEFINES): Use it.
2468 (gencondmd.c): Move out of build/.
2469 (s-conditions): Update.
2470 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2471 (ALL_BUILD_OBJS): Likewise.
2472 (build/%.o): Use BUILDCOMPILE.
2473 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2474 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2475 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2476 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2477 build/genconfig.o, build/genconstants.o, build/genemit.o,
2478 build/genextract.o, build/genflags.o, build/genmddeps.o,
2479 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2480 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2481 build/gen-protos.o, build/scan.o, build/fix-header.o,
2482 build/scan-decls.o): Simplify.
2483 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2484 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2485 prefix.o, toplev.o): Reduce to variable setting.
2486 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2487 ($(out_object_file), gcc-options.o): New targets.
2488 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2489 * configure: Rebuilt.
2490 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2491 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2493 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2495 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2496 complain when we hit an error, return ERROR_MARK_NODE.
2498 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2500 * config/sh/constraints.md (Pso, Psz): New constraints.
2501 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2502 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2504 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2506 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2507 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2509 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2511 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2512 (prefetch_sh2a): New.
2514 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2515 Naveen.H.S <naveen.hs@kpitcummins.com>
2517 * config/sh/constraints.md (I28): New constraint.
2518 * config/sh/sh.c (broken_move): Add support for movi20s.
2519 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2521 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2522 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2523 Naveen.H.S <naveen.hs@kpitcummins.com>
2525 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2526 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2527 (print_operand): Handle resbank in %@ operand code.
2528 (sh_encode_section_info): New.
2529 (push_regs): Add conditions for resbank.
2530 (sh_expand_epilogue): Likewise.
2531 (sh_insert_attributes): Likewise.
2532 (sh_attribute_table): Likewise.
2533 (sh_handle_resbank_handler_attribute): New.
2534 (sh2a_handle_function_vector_handler_attribute): New.
2535 (sh2a_is_function_vector_call): New.
2536 (sh2a_get_function_vector_number): New.
2537 (sh2a_function_vector_p): New.
2538 (sh_cfun_resbank_handler_p): New.
2539 * config/sh/sh.md (calli): Emit jsr/n if possible.
2540 (calli_tbr_rel): New.
2541 (calli_pcrel): Emit jsr/n if possible.
2542 (return_i): Emit rts/n if possible.
2543 (call_valuei_tbr_rel): New.
2544 (call_valuei_pcrel): Add condition for SH2A target.
2545 (call_value): Likewise.
2546 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2547 (sh2a_get_function_vector_number): Likewise.
2548 (sh2a_is_function_vector_call): Likewise.
2549 * doc/extend.texi: Document TBR relative addressing of SH2A.
2550 (resbank): Add description for SH2A.
2552 2008-03-24 Richard Guenther <rguenther@suse.de>
2555 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2556 pointer assignments change conversions according to middle-end rules.
2557 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2558 * configure.ac: Include type checking in yes.
2559 * configure: Regenerate.
2561 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2563 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2564 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2566 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2568 * gthr-vxworks.h (UNUSED): Define.
2570 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2574 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2576 * doc/extend.texi (Function Attributes): Add missing comma in the
2577 example of the "alloc_size" attribute.
2579 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2582 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2584 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2587 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2590 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2591 of the underlying type of a MS bitfield layout to the natural
2592 alignment of the type.
2594 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2596 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2597 to their natural alignment to avoid store forwarding stalls.
2599 2008-03-22 Richard Guenther <rguenther@suse.de>
2601 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2602 For PHI nodes verify the address is invariant.
2603 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2604 (get_symbol_constant_value): Use is_gimple_min_invariant.
2605 (maybe_fold_stmt_indirect): Likewise.
2607 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2609 PR rtl-optimization/33927
2610 * Makefile.in (dse.o): Depend on $(TM_P_H).
2611 * expr.h (extract_low_bits): Declare.
2612 * expmed.c (extract_low_bits): New function.
2613 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2614 * dse.c: Include tm_p.h.
2615 (find_shift_sequence): Remove the read_reg argument and return the
2616 read value. Emit the instructions instead of returning them.
2617 Iterate on new_mode rather than calculating it each time.
2618 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2619 source to NEW_MODE and extract_low_bits to convert the shifted
2621 (replace_read): Allow the load and store to have different mode
2622 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2623 or extraction instructions before trying the replacement. Update
2624 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2626 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2629 to their natural alignment to avoid store forwarding stalls.
2631 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2634 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2635 encouraging but not allowing gprs for input;
2636 change the input constraint to !f#r.
2637 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2639 change the output constraint to !f#r.
2641 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2644 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2645 corresponding post-reload splitters.
2646 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2647 when x87 FP math is selected.
2648 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2649 New function prototype.
2650 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2651 unreachable function to ease macroization of insn patterns.
2653 2008-03-21 Martin Jambor <mjambor@suse.cz>
2655 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2656 reference dumps if ddr is NULL or dependence is unknown.
2658 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2660 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2661 unsigned extension into account.
2662 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2663 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2664 Do computations on a scratch register.
2666 2008-03-21 Richard Guenther <rguenther@suse.de>
2668 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2669 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2670 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2671 * tree-ssa-dom.c (record_equality): Likewise.
2672 * tree-inline.c (copy_body_r): Likewise.
2673 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2676 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2678 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2679 as 'delete_unused' argument.
2681 2008-03-20 Richard Guenther <rguenther@suse.de>
2683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2684 special casing of constant qualifiers.
2685 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2686 care about them in general.
2687 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2688 regardless of their type.
2689 (fold_stmt_r): Forcefully fold *& if we end up with that.
2691 2008-03-20 Paul Brook <paul@codesourcery.com>
2693 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2694 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2696 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2698 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2699 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2701 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2703 * common.opt (Wmudflap): New option.
2704 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2705 (mx_register_decls): Likewise.
2706 (mudflap_finish_file): Likewise.
2707 * doc/invoke.texi: Document -Wno-mudflap.
2709 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2711 * c-format.c (replace_format_name_to_system_name): New.
2713 (convert_format_name_to_system_name): New.
2714 (decode_format_attr): Add use of convert_format_name_to_system_name.
2715 (format_types_orig): Add gnu_ prefix to names.
2716 (check_format_info_main): Special treating of \0 escaped names for
2717 supporting multi-character format specifiers as I32, I64.
2718 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2719 (gnu_target_overrides_format_attributes): New.
2720 * c-format.h: Add structure target_ovr_attr to hold
2721 system specific formatter names.
2722 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2723 msformat-c.o file to c_target_objs and cxx_target_objs.
2724 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2725 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2726 (TARGET_N_FORMAT_TYPES): New.
2727 * config/i386/msformat-c.c: New.
2728 * config/i386/t-cygming: Add build rule for msformat-c.o.
2729 * doc/extend.texi: Add new format names gnu_* and ms_* and
2731 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2733 2008-03-20 Ira Rosen <irar@il.ibm.com>
2735 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2736 optimizations turned on under -O3.
2737 (ftree-vectorize): Add that the flag is turned on with -O3.
2739 2008-03-20 Ben Elliston <bje@au.ibm.com>
2741 * regmove.c (try_auto_increment): Fix spelling error in comment.
2742 * final.c (final_scan_insn): Likewise.
2744 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2748 allocator preferences for "y" and "r" class registers.
2749 ("*mov<mode>_internal"): Ditto.
2750 ("*movv2sf_internal_rex64"): Ditto.
2751 ("*movv2sf_internal"): Ditto.
2753 2008-03-19 Michael Matz <matz@suse.de>
2756 * calls.c (expand_call): Check overlap of arguments with call
2757 address for sibcalls.
2759 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2762 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2763 of the underlying type of a MS bitfield layout to the natural
2764 alignment of the type.
2766 2008-03-19 Jan Hubicka <jh@suse.cz>
2769 * toplev.c (decode_d_option): Handle all CPP flags.
2770 * tree-vrp.c: Update tree_pass descriptors.
2771 * regrename.c: Update tree_pass descriptors.
2772 * fwprop.c: Update tree_pass descriptors.
2773 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2774 * tree-into-ssa.c: Update tree_pass descriptors.
2775 * tree-dump.c: Update tree_pass descriptors.
2776 * tree-complex.c: Update tree_pass descriptors.
2777 * tree-dump.h: Update tree_pass descriptors.
2778 * see.c: Update tree_pass descriptors.
2779 * cgraphbuild.c: Update tree_pass descriptors.
2780 * tracer.c: Update tree_pass descriptors.
2781 * tree-loop-distribution.c: Update tree_pass descriptors.
2782 * cgraph.c: Update tree_pass descriptors.
2783 * postreload-gcse.c: Update tree_pass descriptors.
2784 * postreload.c: Update tree_pass descriptors.
2785 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2786 * tree-tailcall.c: Update tree_pass descriptors.
2787 * tree-pass.h (tree_opt_pass): Rename to ...
2788 (opt_pass) ... this one; add "type" field and remove letter field.
2789 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2790 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2791 all_lowering_passes): Update declaration.
2792 * ipa-cp.c: Update tree_pass descriptors.
2793 * final.c: Update tree_pass descriptors.
2794 * omp-low.c: Update tree_pass descriptors.
2795 * tree-ssa-dse.c: Update tree_pass descriptors.
2796 * ipa-reference.c: Update tree_pass descriptors.
2797 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2798 * auto-inc-dec.c: Update tree_pass descriptors.
2799 * reorg.c: Update tree_pass descriptors.
2800 * cgraphunit.c: Update tree_pass descriptors.
2801 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2802 * tree-ssa-ccp.c: Update tree_pass descriptors.
2803 * df-core.c: Update tree_pass descriptors.
2804 * mode-switching.c: Update tree_pass descriptors.
2805 * tree-nomudflap.c: Update tree_pass descriptors.
2806 * modulo-sched.c: Update tree_pass descriptors.
2807 * ipa-pure-const.c: Update tree_pass descriptors.
2808 * cse.c: Update tree_pass descriptors.
2809 * web.c: Update tree_pass descriptors.
2810 * tree-stdarg.c: Update tree_pass descriptors.
2811 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2812 * tree-ssa-dom.c: Update tree_pass descriptors.
2813 * tree-nrv.c: Update tree_pass descriptors.
2814 * tree-ssa-alias.c: Update tree_pass descriptors.
2815 * loop-init.c: Update tree_pass descriptors.
2816 * gimple-low.c: Update tree_pass descriptors.
2817 * ipa-inline.c: Update tree_pass descriptors.
2818 * tree-ssa-sink.c: Update tree_pass descriptors.
2819 * global.c: Update tree_pass descriptors.
2820 * ifcvt.c: Update tree_pass descriptors.
2821 * jump.c: Update tree_pass descriptors.
2822 * predict.c: Update tree_pass descriptors.
2823 * tree-ssa-loop.c: Update tree_pass descriptors.
2824 * recog.c: Update tree_pass descriptors.
2825 * dse.c: Update tree_pass descriptors.
2826 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2827 * tree-eh.c: Update tree_pass descriptors.
2828 * regmove.c: Update tree_pass descriptors.
2830 * function.c: Update tree_pass descriptors.
2831 * tree-vectorizer.c: Update tree_pass descriptors.
2832 * gcse.c: Update tree_pass descriptors.
2833 * ipa-type-escape.c: Update tree_pass descriptors.
2834 * tree-if-conv.c: Update tree_pass descriptors.
2835 * init-regs.c: Update tree_pass descriptors.
2836 * ipa.c: Update tree_pass descriptors.
2837 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2838 * rtl-factoring.c: Update tree_pass descriptors.
2839 * lower-subreg.c: Update tree_pass descriptors.
2840 * bt-load.c: Update tree_pass descriptors.
2841 * tree-dfa.c: Update tree_pass descriptors.
2842 * except.c: Update tree_pass descriptors.
2843 * emit-rtl.c: Update tree_pass descriptors.
2844 * cfgexpand.c: Update tree_pass descriptors.
2845 * tree-cfgcleanup.c: Update tree_pass descriptors.
2846 * cfgcleanup.c: Update tree_pass descriptors.
2847 * tree-ssa-pre.c: Update tree_pass descriptors.
2848 * tree-sra.c: Update tree_pass descriptors.
2849 * tree-mudflap.c: Update tree_pass descriptors.
2850 * tree-ssa-copy.c: Update tree_pass descriptors.
2851 * cfglayout.c: Update tree_pass descriptors.
2852 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2853 * tree-ssa-dce.c: Update tree_pass descriptors.
2854 * tree-ssa.c: Update tree_pass descriptors.
2855 * regclass.c: Update tree_pass descriptors.
2856 * integrate.c: Update tree_pass descriptors.
2857 * tree-optimize.c: Update tree_pass descriptors.
2858 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2859 * tree-object-size.c: Update tree_pass descriptors.
2860 * combine.c: Update tree_pass descriptors.
2861 * tree-outof-ssa.c: Update tree_pass descriptors.
2862 * bb-reorder.c: Update tree_pass descriptors.
2863 * stack-ptr-mod.c: Update tree_pass descriptors.
2864 * var-tracking.c: Update tree_pass descriptors.
2865 * tree-profile.c: Update tree_pass descriptors.
2866 * tree-vect-generic.c: Update tree_pass descriptors.
2867 * reg-stack.c: Update tree_pass descriptors.
2868 * sched-rgn.c: Update tree_pass descriptors.
2869 * tree-ssa-structalias.c: Update tree_pass descriptors.
2870 * tree-cfg.c: Update tree_pass descriptors.
2871 * passes.c (current_pass): Update declaration.
2872 (finish_optimization_passes): Update.
2873 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2874 (register_one_dump_file, register_dump_files_1, next_pass_1):
2876 (init_optimization_passes): Update handling of new types.
2877 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2878 * ipa-struct-reorg.c: Update tree_pass descriptors.
2879 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2880 * combine-stack-adj.c: Update tree_pass descriptors.
2881 * cfgrtl.c: Update tree_pass descriptors.
2882 * dce.c: Update tree_pass descriptors.
2883 * tree-ssanames.c: Update tree_pass descriptors.
2885 2008-03-19 Richard Guenther <rguenther@suse.de>
2888 * tree-ssa.c (walk_data): New structure.
2889 (warn_uninitialized_var): If not always_executed warn with "maybe"
2891 (execute_early_warn_uninitialized): Compute post-dominators.
2892 Initialize always_executed before processing each basic block.
2894 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2897 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2898 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2900 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2902 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2904 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2906 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2908 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2909 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2910 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2911 target after ignore has been set, and move there also the commputation
2912 of subtarget and original_target.
2913 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2914 (LANG_HOOKS_INITIALIZER): Remove it.
2915 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2917 2008-03-18 Richard Guenther <rguenther@suse.de>
2919 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2920 found an expression with constants, note that in the VN for the lhs.
2921 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2922 fold them to constants if possible. Run cleanup_cfg if done so.
2923 (execute_pre): Return todo.
2925 (execute_fre): Likewise.
2926 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2928 (get_prop_source_stmt): Look through pointer conversions.
2930 2008-03-18 Jan Hubicka <jh@suse.cz>
2932 * tree-pretty-print.c: Include predict.h.
2933 (dump_generic_node): Dump predictor.
2934 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2935 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2936 * gimple-low.c (lower_stmt): Likewise.
2937 * expr.c (expand_expr_real): Likewise.
2938 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2940 (build_predict_expr, build_predict_expr): New.
2941 * predict.h (predictor_name, build_predict_expr): Update.
2942 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2943 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2944 * predict.def (PRED_CONTINUE): Update hitrate.
2945 * tree.def (PREDICT_EXPR): Define.
2946 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2947 do not handle BIND_EXPR.
2948 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2949 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2950 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2953 2008-03-18 Michael Matz <matz@suse.de>
2955 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2957 2008-03-18 Richard Guenther <rguenther@suse.de>
2959 * tree-gimple.h (is_gimple_invariant_address): Declare.
2960 (is_gimple_constant): Likewise.
2961 * tree-gimple.c (is_gimple_constant): New function.
2962 (is_gimple_invariant_address): Likewise.
2963 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2964 and is_gimple_invariant_address.
2965 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2967 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2968 an addressable base.
2970 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2973 * gimplify.c (gimplify_expr): Gimplify second operand of
2976 2008-03-17 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/19637
2979 * fold-const.c (fold_unary): Remove restrictions of removing
2980 intermediate pointer-conversions (P2)(P1)P0.
2981 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2982 conversion to void pointer.
2983 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2985 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2988 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2989 emulated thread local variables.
2991 2008-03-16 Richard Guenther <rguenther@suse.de>
2994 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2995 expand TREE_INVARIANT operations that are not gimple invariant.
2997 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2999 * doc/extend.texi (Alignment): Say that the ABI controls
3000 the __alignof__ for non-strict-alignment targets rather
3001 than being a recommendation.
3003 2008-03-15 Paul Brook <paul@codesourcery.com>
3005 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3007 (arm_output_fn_unwind): Mark functions that can not be unwound.
3009 2008-03-15 Paul Brook <paul@codesourcery.com>
3011 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3012 extension instructions.
3014 2008-03-15 Richard Guenther <rguenther@suse.de>
3016 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3017 and fold constant aggregate refs.
3018 (fold_const_aggregate_ref): Handle string constants
3019 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3020 (evaluate_stmt): Simplify now that ccp_fold folds constant
3023 2008-03-15 Paul Brook <paul@codesourcery.com>
3025 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3026 (extzv): Use gen_extzv_t2.
3027 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3029 2008-03-15 Richard Guenther <rguenther@suse.de>
3031 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3032 (fold_const_aggregate_ref): Likewise.
3033 (get_value): Return NULL if we don't have any values.
3034 (ccp_finalize): Set const_val to NULL after freeing it.
3035 * tree-flow.h (get_symbol_constant_value): Declare.
3036 (fold_const_aggregate_ref): Likewise.
3037 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3039 2008-03-15 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3043 to not produce negative array indices if not allowed. Add
3044 parameter to indicate that.
3045 (maybe_fold_offset_to_component_ref): Allow negative array
3046 indices only for the first member of a structure.
3047 (maybe_fold_offset_to_reference): Allow negative array indices.
3048 (maybe_fold_stmt_addition): Likewise.
3050 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3051 Anatoly Sokolov <aesok@post.ru>
3053 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3054 (avr_arch): Add ARCH_AVR6.
3055 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3056 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3057 instead of fixed value 2.
3058 (print_operand_address): Use gs() asm specifier instead of pm().
3059 (avr_assemble_integer): (Ditto.).
3060 (avr_output_addr_vec_elt): (Ditto.).
3061 (print_operand): Handle "!" code.
3062 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3063 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3064 (AVR_HAVE_EIJMP_EICALL): Define.
3065 (AVR_3_BYTE_PC): Redefine.
3066 (AVR_2_BYTE_PC): (Ditto.).
3067 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3068 (LINK_SPEC): Add atmega2560 and atmega2561.
3069 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3071 * config/avr/avr.md (call_insn): Use eicall instead of icall
3072 for 3 byte PC devices.
3073 (call_value_insn): (Ditto.).
3074 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3075 (indirect_jump): Use only for for 2 byte PC devices.
3076 (*tablejump): (Ditto.).
3077 (*indirect_jump_avr6): Add insn.
3078 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3079 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3080 instead of ijmp for 3 byte PC devices.
3081 (__tablejump2__): (Ditto.).
3082 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3083 (MULITLIB_DIRNAMES): (Ditto.).
3084 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3086 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3089 "sse2_umulsidi3". Use V1DI mode for operand 0.
3090 ("mmx_psadbw"): Use V1DI mode for operand 0.
3091 * config/i386/i386-modes.def (V1SI): New vector mode.
3092 * config/i386/i386.c (struct builtin_description)
3093 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3094 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3095 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3096 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3097 v1di_ftype_v8qi_v8qi type.
3098 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3101 __builtin_ia32_pmuludq]: Fix the mode of return value.
3103 2008-03-15 Richard Guenther <rguenther@suse.de>
3106 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3109 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3111 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3112 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3113 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3114 unless TARGET_SERIALIZE_VOLATILE is enabled.
3115 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3116 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3117 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3119 2008-03-14 Richard Guenther <rguenther@suse.de>
3121 PR tree-optimization/34172
3122 * tree-flow.h (refs_may_alias_p): Declare.
3123 (get_single_def_stmt): Likewise.
3124 (get_single_def_stmt_from_phi): Likewise.
3125 (get_single_def_stmt_with_phi): Likewise.
3126 * tree-dfa.c (refs_may_alias_p): New function.
3127 (get_single_def_stmt): Likewise.
3128 (get_single_def_stmt_from_phi): Likewise.
3129 (get_single_def_stmt_with_phi): Likewise.
3130 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3131 (vn_reference_lookup_1): New helper function.
3132 (vn_reference_lookup): Walk the virtual use-def chain to
3133 continue searching for a match if the def does not alias the
3134 reference we are looking for.
3136 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3138 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3139 archive and Perzl. Update The Written Word listing.
3141 2008-03-14 Richard Guenther <rguenther@suse.de>
3143 PR tree-optimization/34043
3144 PR tree-optimization/33989
3145 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3147 (bitmap_find_leader): Use extra argument to verify dominance
3148 relationship inside a basic-block.
3149 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3150 (find_leader_in_sets): Adjust.
3151 (create_component_ref_by_pieces): Take extra argument for
3152 dominance check, handle lookup failures.
3153 (find_or_generate_expression): Likewise.
3154 (create_expression_by_pieces): Likewise.
3155 (insert_into_preds_of_block): Adjust.
3156 (create_value_expr_from): If asked for, verify all operands
3157 are in the blocks AVAIL_OUT set.
3158 (make_values_for_stmt): Check for SSA_NAMEs that are life
3159 over an abnormal edge.
3160 (compute_avail): Remove such check.
3161 (do_SCCVN_insertion): New function.
3162 (eliminate): If we do not find a leader suitable for replacement
3163 insert a replacement expression from SCCVN if available.
3164 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3165 (struct vn_ssa_aux): Add needs_insertion flag.
3166 * tree-ssa-sccvn.c (may_insert): New global flag.
3167 (copy_reference_ops_from_ref): Value-number union member access
3168 based on its size, not type and member if insertion is allowed.
3169 (visit_reference_op_load): For a weak match from union type
3170 punning lookup a view-converted value and insert a SSA_NAME
3171 for that value if that is not found.
3172 (visit_use): Make dumps shorter. Do not disallow value numbering
3173 SSA_NAMEs that are life over an abnormal edge to constants.
3174 (free_scc_vn): Release inserted SSA_NAMEs.
3175 (run_scc_vn): New flag to specify whether insertion is allowed.
3176 Process SSA_NAMEs in forward order.
3177 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3178 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3179 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3180 pointer type to/from integral types that do not change the
3181 precision to regular conversions.
3183 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3185 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3186 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3187 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3188 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3189 input arguments and the mode of return value. Built-in functions
3190 that operate on whole 64-bit MMX register now use V1DI mode.
3192 2008-03-13 Alon Dayan <alond@il.ibm.com>
3193 Olga Golovanevsky <olga@il.ibm.com>
3195 PR tree-optimization/35041
3196 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3197 to locate the right position in a statement.
3199 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3203 * config/i386/xmmintrin.h: Change all static inline functions to
3204 extern inline and add __gnu_inline__ attribute.
3205 * config/i386/bmintrin.h: Ditto.
3206 * config/i386/smmintrin.h: Ditto.
3207 * config/i386/tmmintrin.h: Ditto.
3208 * config/i386/mmintrin-common.h: Ditto.
3209 * config/i386/ammintrin.h: Ditto.
3210 * config/i386/emmintrin.h: Ditto.
3211 * config/i386/pmmintrin.h: Ditto.
3212 * config/i386/mmintrin.h: Ditto.
3213 * config/i386/mm3dnow.h: Ditto.
3215 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3218 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3219 (lower_omp_2): New function.
3220 (lower_omp_1, lower_omp): Rewritten.
3222 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3225 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3226 with the phrase "Microsoft Windows compilers".
3227 (Push/Pop Macro Pragmas): New subsection. Document
3228 #pragma push_macro and pragma pop_macro.
3230 2008-03-12 Paul Brook <paul@codesourcery.com>
3232 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3234 2008-03-12 Paul Brook <paul@codesourcery.com>
3236 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3237 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3238 (thumb2_addsi_shortim): Rename ...
3239 (thumb2_addsi_short): ... to this. Allow register operands.
3240 (thumb2_subsi_short): New pattern.
3241 (thumb2_one_cmplsi2_short,
3242 thumb2_negsi2_short): New patterns and peepholes.
3244 2008-03-12 Paul Brook <paul@codesourcery.com>
3246 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3248 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386.md (int_cond): New code iterator.
3252 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3253 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3254 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3255 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3256 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3257 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3258 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3259 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3261 2008-03-12 Paul Brook <paul@codesourcery.com>
3263 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3264 instead of {arm,thumb}_compute_save_reg_mask.
3265 (output_return_instruction): Ditto.
3266 (thumb_unexpanded_epilogue): Ditto.
3267 (thumb1_expand_prologue): Ditto.
3268 (thumb1_output_function_prologue): Ditto.
3269 (arm_set_return_address): Ditto.
3270 (thumb_set_return_address): Ditto.
3271 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3272 regs to achieve stack alignment.
3273 (thumb1_compute_save_reg_mask): Fix compiler warning.
3274 (arm_output_epilogue): Use offsets->saved_regs_mask.
3275 Adjust stack pointer by poping call clobered registers.
3276 (arm_expand_prologue): Use offsets->saved_regs_mask.
3277 Adjust stack pointer by pushing extra registers.
3278 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3280 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3283 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3284 conversion to the operands of a multiplication.
3286 2008-03-12 Richard Guenther <rguenther@suse.de>
3288 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3289 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3290 * timevar.def (TV_TREE_PHIPROP): Add.
3291 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3292 pass description. Use TV_TREE_PHIPROP.
3293 * tree-ssa-forwprop.c: Remove phiprop code.
3295 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3298 * omp-low.c (maybe_lookup_decl): Constify first argument.
3299 (use_pointer_for_field): Change last argument from bool to
3300 omp_context *. Disallow shared copy-in/out in nested
3301 parallel if decl is shared in outer parallel too.
3302 (build_outer_var_ref, scan_sharing_clauses,
3303 lower_rec_input_clauses, lower_copyprivate_clauses,
3304 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3306 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3307 Ira Rosen <irar@il.ibm.com>
3309 * tree-vectorizer.c (free_stmt_vec_info): New function.
3310 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3311 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3312 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3313 * tree-vect-transform.c (vectorizable_conversion): Free
3314 vec_oprnds0 if it was allocated.
3315 (vect_permute_store_chain): Remove unused VECs.
3316 (vectorizable_store): Free VECs that are allocated in the..
3318 (vect_transform_strided_load, vectorizable_load): Likewise.
3319 (vect_remove_stores): Simplify the code.
3320 (vect_transform_loop): Move code to vect_remove_stores().
3321 Call vect_remove_stores() and free_stmt_vec_info().
3323 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3325 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3326 TARGET_HPUX. Revise comment.
3327 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3328 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3329 Use sr4 variant of `be' instruction when not generating PIC code.
3330 (attr_length_call): Adjust for above change.
3332 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3334 * ipa-reference.c (static_execute): Remove module_statics_const and
3335 associated setting code.
3337 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3341 predicate for operand 1.
3342 (paritysi2_cmp): Use register_operand predicate for operand 2.
3343 Use earlyclobber modifier for operand 1. Remove support for
3345 (paritydi2_cmp): Use register_operand predicate for operand 3.
3346 Use earlyclobber modifier for operand 1. Remove support for
3349 2008-03-11 Paul Brook <paul@codesourcery.com>
3350 Vladimir Prus <vladimir@codesourcery.com>
3352 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3353 (arm_compute_save_reg0_reg12_mask): Always
3354 check if register 11 must be saved. Always safe hard frame pointer
3355 when frame_pointer_needeed.
3356 (arm_compute_save_reg_mask): Save IP and PC
3357 only with apcs frames.
3358 (arm_output_epilogue): Adjust Thumb2 codepath to
3359 be also invoked and work for ARM non-apcs frames.
3360 (arm_expand_prologue): Don't bother saving IP
3361 for non-apcs frame, since it's not clobbered by
3362 prologue code. Implement non-apcs frame
3365 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3367 PR rtl-optimization/35281
3368 * expr.c (convert_move): Use a new pseudo for the intermediate
3369 from_mode->word_mode result.
3371 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3373 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3374 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3375 * toplev.c (compile_file): Don't call it.
3377 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3380 * expr.c (store_expr): Call emit_block_move if the mode
3381 of "temp" RTX is BLKmode.
3383 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3384 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/31358
3387 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3388 the step with a NULL_TREE.
3389 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3390 to sizetype if type is a pointer type.
3391 (add_candidate_1): Don't convert the base and step to
3392 the generic type if the orginal type is a pointer type.
3393 (add_iv_value_candidates): Use sizetype for the step
3394 if type is a pointer type.
3395 (cand_value_at): Likewise.
3396 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3398 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3399 Don't convert the tem affine to the type.
3400 (add_elt_to_tree): Use sizetype for the step if a pointer.
3401 Use POINTER_PLUS_EXPR for pointers.
3402 (aff_combination_to_tree): Use sizetype for the step if a
3405 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3407 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3408 Remove commutativity hint.
3410 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3414 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3415 errorneous type. Check that v is a VAR_DECL.
3418 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3420 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3422 PR tree-optimization/35494
3423 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3424 may be overriden at link and run time.
3426 2008-03-10 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/34677
3429 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3430 (poolify_tree): Likewise.
3431 (modify_expr_template): Likewise.
3432 (poolify_modify_stmt): Likewise.
3433 (insert_fake_stores): Handle all component-ref style stores
3434 in addition to INDIRECT_REF. Also handle complex types.
3435 Do not poolify the inserted load.
3436 (realify_fake_stores): Do not rebuild the tree but only
3437 make it a SSA_NAME copy.
3438 (init_pre): Remove initialzation of modify_expr_template.
3439 Do not allocate modify_expr_node_pool.
3440 (fini_pre): Do not free modify_expr_node_pool.
3442 2008-03-10 Paul Brook <paul@codesourcery.com>
3444 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3447 2008-03-10 Paul Brook <paul@codesourcery.com>
3448 Mark Shinwell <shinwell@codesourcery.com>
3450 * config/arm/cortex-r4.md: New.
3451 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3453 * config/arm/arm.md: Include cortex-r4.md.
3454 (insn): Add smmls, sdiv and udiv values.
3455 (generic_sched): Don't use generic scheduling for Cortex-R4.
3456 (arm_issue_rate): New function.
3457 (TARGET_SCHED_ISSUE_RATE): Define.
3459 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3461 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3463 2008-03-10 Richard Guenther <rguenther@suse.de>
3465 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3466 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3468 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3470 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3471 Set default to true.
3473 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3475 * c.opt (Wsynth): Deprecate.
3476 * doc/invoke.texi (Option Summary, Warning Options): Document
3477 -Wno-format-contains-nul.
3479 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3483 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3485 2008-03-09 Ira Rosen <irar@il.ibm.com>
3487 * config/rs6000/rs6000.c (builtin_description): Rename vector
3488 left shift operations.
3489 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3490 (altivec_vsl<VI_char>): Rename to ...
3491 (ashl<mode>3): ... new name.
3492 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3494 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3496 2008-03-08 Richard Guenther <rguenther@suse.de>
3498 * coverage.h (tree_coverage_counter_addr): Declare.
3499 * coverage.c (tree_coverage_counter_addr): New function.
3500 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3502 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3503 (tree_gen_one_value_profiler): Likewise.
3504 (tree_gen_ic_profiler): Likewise.
3505 (tree_gen_average_profiler): Likewise.
3506 (tree_gen_ior_profiler): Likewise.
3508 2008-03-08 Richard Guenther <rguenther@suse.de>
3510 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3511 (vn_binary_op_insert): Likewise.
3512 (vn_unary_op_lookup): Likewise.
3513 (vn_unary_op_insert): Likewise.
3514 (vn_nary_op_lookup): Declare.
3515 (vn_nary_op_insert): Likewise.
3516 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3517 and binary hashes, use a single obstack for unary_op_pool
3519 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3520 a single struct vn_nary_op_s. Store tree code length and
3521 a variable number of operands.
3522 (struct vn_reference_op_struct): Remove unused op2.
3523 (vn_reference_op_eq): Do not compare op2.
3524 (vn_reference_op_compute_hash): Do not compute hash of op2.
3525 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3526 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3527 with vn_nary_op_compute_hash.
3528 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3529 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3531 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3533 (visit_unary_op): Call nary functions.
3534 (visit_binary_op): Likewise.
3535 (process_scc): Adjust for struct vn_tables_s changes.
3536 (allocate_vn_table): Likewise.
3537 (free_vn_table): Likewise.
3538 * tree-vn.c (vn_add): Call nary functions.
3539 (vn_lookup): Likewise.
3541 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3544 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3545 wdst back after sync_compare_and_swapqhi_internal.
3547 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386-modes.def (V1DI): New vector mode.
3551 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3552 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3553 (MMXMODE248): Ditto.
3554 (MMXMODE): Add V1DI mode.
3555 (mmxvecsize): Change DI mode to V1DI mode.
3556 ("mov<mode>): Use MMXMODEI8 mode iterator.
3557 ("*mov<mode>_internal_rex64"): Ditto.
3558 ("*mov<mode>_internal"): Ditto.
3559 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3560 ("mmx_sub<mode>3"): Ditto.
3561 ("mmx_adddi3"): Remove insn pattern.
3562 ("mmx_subdi3"): Ditto.
3563 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3564 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3565 ("mmx_ashl<mode>3"): Ditto.
3566 ("mmx_lshrdi3"): Remove insn pattern.
3567 ("mmx_ashldi3"): Ditto.
3568 * config/i386/i386.c (classify_argument): Handle V1DImode.
3569 (function_arg_advance_32): Ditto.
3570 (function_arg_32): Ditto.
3571 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3572 mmx_addv1di3 insn pattern.
3573 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3574 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3575 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3576 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3577 Remove definitions of built-in functions.
3578 (V1DI_type_node): New node.
3579 (v1di_ftype_v1di_int): Ditto.
3580 (v1di_ftype_v1di_v1di): Ditto.
3581 (v2si_ftype_v2si_si): Ditto.
3582 (v4hi_ftype_v4hi_di): Remove node.
3583 (v2si_ftype_v2si_di): Ditto.
3584 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3585 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3586 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3587 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3588 Add new builtins using def_builtin_const.
3589 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3590 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3591 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3592 * config/i386/mmintrin.h (__v1di): New typedef.
3593 (_mm_add_si64): Cast arguments to __v1di type.
3594 (_mm_sub_si64): Ditto.
3595 (_mm_sll_pi16): Cast __count to __v4hi type.
3596 (_mm_sll_pi32): Cast __count to __v2si type.
3597 (_mm_sll_si64): Cast arguments to __v1di type.
3598 (_mm_srl_pi16): Cast __count to __v4hi type.
3599 (_mm_srl_pi32): Cast __count to __v2si type.
3600 (_mm_srl_si64): Cast arguments to __v1di type.
3601 (_mm_sra_pi16): Cast __count to __v4hi type.
3602 (_mm_sra_pi32): Cast __count to __v2si type.
3603 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3604 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3605 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3606 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3607 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3608 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3609 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3610 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3611 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3612 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3613 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3614 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3616 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3618 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3620 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3623 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3624 reg+const addressing for Altivec modes. Don't generate reg+reg
3625 addressing for TFmode or TDmode quantities.
3627 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3629 * c-common.c (vector_types_convertible_p): Call langhook
3630 instead of comptypes.
3632 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3635 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3636 integral and scalar float variables which have a
3639 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3641 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3642 dwarf_register_span hook when emitting unwind information for
3643 register-to-memory saves.
3644 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3645 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3647 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3649 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3650 for the same VAR_DECL.
3652 2008-03-06 Tom Tromey <tromey@redhat.com>
3655 * doc/standards.texi (Standards): Don't mention treelang.
3656 * doc/invoke.texi (Overall Options): Don't mention treelang.
3657 * doc/install.texi (Prerequisites): Don't mention bison or
3659 (Configuration): Don't mention treelang.
3660 (Building): Likewise.
3661 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3663 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3665 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3666 word-extractions out of a multi-word object.
3668 2008-03-06 Richard Guenther <rguenther@suse.de>
3670 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3671 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3672 result type and precision.
3673 * expr.c (get_inner_reference): Set unsignedp based on the result
3674 type of BIT_FIELD_REF.
3675 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3676 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3677 (try_instantiate_multiple_fields): Likewise. Use the correct type
3679 (sra_build_assignment): Likewise.
3680 (sra_build_elt_assignment): Likewise.
3681 (sra_explode_bitfield_assignment): Likewise.
3682 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3683 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3684 set BIT_FIELD_REF_UNSIGNED.
3685 (vectorizable_load): Likewise.
3687 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3689 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3692 2008-03-06 Richard Guenther <rguenther@suse.de>
3694 * alias.c (struct alias_set_entry): Move has_zero_child field
3695 to pack with alias_set.
3697 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3702 2008-03-05 Ian Lance Taylor <iant@google.com>
3704 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3706 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3708 * fwprop.c (update_df): Support width and offset parameters of
3710 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3711 global_conflicts): Change DF_REF_EXTRACT to either
3712 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3713 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3714 * df-scan.c (df_ref_record, df_defs_record,
3715 df_ref_create_structure, df_def_record_1, df_uses_record,
3716 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3717 df_bb_refs_collect, df_entry_block_defs_collect,
3718 df_exit_block_uses_collect): Support new width and offset fields.
3719 (ref_extract_pool): New storage pool.
3720 (df_free_ref): New function.
3721 (df_reg_chain_unlink, df_free_collection_rec,
3722 df_sort_and_compress_refs): Call df_free_ref.
3723 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3725 (df_ref_create_structure): Allocate df_ref_extract if offset and
3726 width fields are used.
3727 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3728 (df_uses_record): Get offset and width from ZERO_EXTRACT
3730 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3731 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3732 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3733 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3734 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3735 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3736 (df_ref_extract): New structure.
3737 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3738 (df_ref_create): Add width and offset parameters.
3740 2008-03-05 Richard Guenther <rguenther@suse.de>
3742 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3743 Use ranges_overlap_p.
3744 (offset_overlaps_with_access): Rename
3745 to ranges_overlap_p and move ...
3746 * tree-flow-inline.h (ranges_overlap_p): ... here.
3748 * tree.h (get_inner_reference, handled_component_p): Update
3751 * tree.h (record_component_aliases, get_alias_set,
3752 alias_sets_conflict_p, alias_sets_must_conflict_p,
3753 objects_must_conflict_p): Move declarations ...
3754 * alias.h (record_component_aliases, get_alias_set,
3755 alias_sets_conflict_p, alias_sets_must_conflict_p,
3756 objects_must_conflict_p): ... here.
3757 Include coretypes.h.
3758 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3760 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3762 * cfg.c: Include tree-flow.h.
3763 (remove_edge_raw): Call redirect_edge_var_map_clear.
3764 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3765 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3766 (redirect_edge_var_map_result): New.
3767 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3768 PENDING_STMT use with redirect_edge_var_map_*.
3769 * tree-ssa.c (edge_var_maps): New definition.
3770 (redirect_edge_var_map_add): New.
3771 (redirect_edge_var_map_clear): New.
3772 (redirect_edge_var_map_dup): New.
3773 (redirect_edge_var_map_vector): New.
3774 (redirect_edge_var_map_destroy): New.
3775 (ssa_redirect_edge): Replace PENDING_STMT use with
3776 redirect_edge_var_map_*.
3777 (flush_pending_stmts): Same.
3778 (delete_tree_ssa): Destroy edge var map.
3779 * tree-flow.h (struct _edge_var_map): New.
3780 Define edge_var_map vector type.
3781 Declare redirect_edge_var_map_* prototypes.
3782 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3783 * tree-cfg.c (reinstall_phi_args): Replace
3784 PENDING_STMT use with redirect_edge_var_map_*.
3786 2008-03-05 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/35472
3789 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3790 whose single use_stmt has a overlapping set of loaded and
3791 stored symbols as that use_stmt might be a noop assignment then.
3793 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3795 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3797 2008-03-05 Richard Guenther <rguenther@suse.de>
3800 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3801 should be constants.
3802 * tree-cfg.c (verify_expr): Verify it.
3803 * fold-const.c (fold_truthop): Remove code generating
3804 BIT_FIELD_REFs of structure bases.
3805 (fold_binary): Likewise.
3806 (fold_ternary): Position and size of BIT_FIELD_REFs are
3807 always host integers.
3808 (make_bit_field_ref): Remove.
3809 (optimize_bit_field_compare): Remove.
3810 (all_ones_mask_p): Remove.
3812 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3815 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3816 (split_block_and_df_analyze): New. Split basic block and rebuild
3818 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3820 (split_pattern_seq): Likewise.
3821 (erase_matching_seqs): Likewise.
3822 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3824 2008-03-04 Geoff Keating <geoffk@apple.com>
3826 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3827 declaration and code.
3828 (tree_invalid_nonnegative_warnv_p): Likewise.
3830 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3832 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3833 examples. Truncate option-names then causing overfull hbox.
3835 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3838 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3840 * configure: Rebuilt.
3842 2008-03-04 Rafael Espindola <espindola@google.com>
3844 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3845 (tree_unary_nonnegative_warnv_p): New.
3846 (tree_binary_nonnegative_warnv_p): New.
3847 (tree_single_nonnegative_warnv_p): New.
3848 (tree_invalid_nonnegative_warnv_p): New.
3849 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3851 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3854 * opts.c (handle_option): Postpone 'unknown option' errors only for
3857 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3860 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3863 2008-03-04 Rafael Espindola <espindola@google.com>
3865 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3866 (tree_binary_nonzero_warnv_p): New.
3867 (tree_single_nonzero_warnv_p): New.
3868 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3870 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3873 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3874 transformations for modes that have signed zeros.
3875 * ifcvt.c (noce_try_abs): Ditto.
3877 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3879 * config/i386/i386.c (override_options): Force
3880 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3882 2008-03-04 Jan Hubicka <jh@suse.cz>
3885 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3888 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3890 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3891 label to probe the stack.
3893 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3895 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3896 (__gthr_win32_mutex_destroy): Declare.
3897 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3898 __gthr_win32_mutex_destroy.
3899 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3901 2008-03-03 Jan Hubicka <jh@suse.cz>
3904 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3905 aggressive on inlining cold calls.
3907 2008-03-03 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3910 struct copies into the expression table.
3911 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3912 (try_to_simplify): Likewise.
3913 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3914 integral and pointer arguments which do not change the
3915 precision to NOP_EXPRs.
3916 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3917 VIEW_CONVERT_EXPR case.
3919 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3921 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3922 defined in a loop at depth 0 is invariant.
3923 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3924 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3925 be called at loop depth 0.
3927 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3930 * gcc.c (process_command): Update copyright notice dates.
3931 * gcov.c (print_version): Likewise.
3932 * gcov-dump.c (print_version): Likewise.
3933 * mips-tfile.c (main): Likewise.
3934 * mips-tdump.c (main): Likewise.
3936 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3939 * c-common.c (flag_permissive): Delete.
3940 (constant_expression_warnings): Check flags first.
3941 (constant_expression_error): New.
3942 * c-common.h (flag_permissive): Delete.
3943 (constant_expression_error): Declare.
3944 * flags.h (flag_permissive): Declare. Update description.
3945 * diagnostic.c (pedwarn): Update.
3947 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3948 (permissive_error_kind): New.
3949 * toplev.c (flag_permissive): Define. Update description.
3950 * toplev.h (permissive_error_kind): Declare.
3951 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3952 (pedwarn_c90): Use pedantic_warning_kind.
3953 * c-opts.c (c_common_post_options): flag_permissive does not affect
3954 flag_pedantic_errors.
3956 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3958 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3959 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3960 __absvsi2, __absvDI2): Use unsigned arithmetic.
3962 2008-03-02 Andi Kleen <ak@suse.de>
3963 Richard Guenther <rguenther@suse.de>
3965 * struct-equiv.c: Remove file.
3966 * cfg_cleanup.c (condjump_equiv_p): Remove.
3967 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3968 (struct-equiv.o): Remove rule.
3969 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3970 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3971 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3973 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3975 * ifcvt.c (noce_process_if_block): Try to handle only the then
3976 block if the else block exists but isn't suitable.
3978 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3981 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3982 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3983 regression from previous patch.
3985 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3988 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3990 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3991 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3992 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3993 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3994 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3995 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3996 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3997 (__gthread_mutex_destroy_function): Rename to
3998 __gthread_mutex_destroy.
3999 * gthr-dce.h (__gthread_mutex_destroy): Call
4000 pthread_mutex_destroy.
4001 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4002 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4003 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4005 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4007 * df-scan.c (df_ref_chain_change_bb): Simplify.
4008 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4009 set_block_for_insn if there's any change.
4010 * df.h ((df_insn_change_bb): Fix prototype.
4011 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4012 df_insn_change_bb, don't call set_block_for_insn.
4013 * emit-rtl.c (reorder_insns): Likewise.
4014 * haifa-sched.c (move_insn): Likewise.
4016 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4018 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4020 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4022 * tree-flow-inline.h (next_readonly_imm_use): Return
4023 NULL_USE_OPERAND_P after the end.
4025 2008-03-01 Richard Guenther <rguenther@suse.de>
4027 PR tree-optimization/35411
4028 * tree-sra.c (sra_build_assignment): Split conversion to
4029 final type to a separate statement if we are not assigning
4032 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4034 * fold-const.c (fold_convertible_p): Correct the logic to follow
4035 that in fold_convert().
4037 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4040 * tree-inline.c (build_duplicate_type): When we make a
4041 duplicate type, make it unique in the canonical types system.
4043 2008-02-29 Tom Tromey <tromey@redhat.com>
4045 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4046 input_file_stack_history, input_file_stack_restored): Remove.
4047 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4048 * input.h (struct file_stack): Remove.
4049 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4050 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4052 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4054 (diagnostic_last_module_changed): Add 'map' argument.
4055 (diagnostic_set_last_function): Likewise.
4056 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4057 line map, not input_file_stack.
4058 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4060 2008-02-29 Paul Brook <paul@codesourcery.com>
4062 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4064 2008-02-29 Paul Brook <paul@codesourcery.com>
4066 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4068 2008-02-29 Richard Guenther <rguenther@suse.de>
4070 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4072 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4073 value for comparing for a store match.
4074 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4075 (try_to_simplify): Do not do a full-blown reference lookup.
4077 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4079 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4080 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4082 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4084 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4086 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4087 strides against cache sizes.
4089 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4091 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4094 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4096 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4097 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4098 is smaller than the original promoted value.
4099 (simplify_subreg): If OP is a SUBREG, try to preserve its
4100 SUBREG_PROMOTED_VAR_P information.
4102 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4104 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4105 (VN_INFO_GET): Allocate new objects on the obstack.
4106 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4107 for rpo_numbers_temp, for consistency.
4108 (free_scc_vn): Free the obstack.
4110 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4112 * doc/invoke.texi: Document -ftree-loop-distribution.
4113 * tree-loop-distribution.c: New.
4114 * tree-pass.h (pass_loop_distribution): New.
4115 * graphds.h (struct graph): Add htab_t indices.
4116 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4117 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4118 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4119 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4120 * tree-data-ref.c (debug_data_dependence_relations): New.
4121 (dump_data_dependence_relation): Also print data references.
4122 (free_data_ref): Extern.
4123 (same_access_functions): Moved...
4124 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4125 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4126 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4127 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4128 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4129 (stmts_from_loop): Skip LABEL_EXPR.
4130 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4132 (build_rdg): Initialize rdg->indices htab.
4133 (free_rdg, stores_from_loop, ref_base_address,
4134 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4135 have_similar_memory_accesses_1, ref_base_address_1,
4136 remove_similar_memory_refs): New.
4137 * tree-data-ref.h: Depend on tree-chrec.h.
4138 (debug_data_dependence_relations, free_data_ref): Declared.
4139 (same_access_functions): ... here.
4140 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4142 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4143 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4144 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4145 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4146 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4147 rdg_vertex_for_stmt): Declared.
4148 (struct rdg_edge): Add level.
4150 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4151 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4153 (rdg_has_similar_memory_accesses): New.
4154 * tree-vect-analyze.c: Remove unused static decls.
4155 * lambda.h (dependence_level): New.
4156 * common.opt (ftree-loop-distribution): New.
4157 * tree-flow.h (mark_virtual_ops_in_bb,
4158 slpeel_tree_duplicate_loop_to_edge_cfg,
4159 rename_variables_in_loop): Declared.
4160 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4161 (OBJS-common): Add tree-loop-distribution.o.
4162 (tree-loop-distribution.o): New rule.
4163 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4164 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4165 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4167 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4170 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4171 other than structures and unions.
4173 2008-02-28 Richard Guenther <rguenther@suse.de>
4176 2008-02-26 Richard Guenther <rguenther@suse.de>
4178 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4179 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4180 (lookup_decl_from_uid): Declare.
4181 (remove_decl_from_map): Likewise.
4182 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4183 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4184 (decl_for_uid_map): New global hashtable mapping DECL_UID
4186 (init_ttree): Allocate it.
4187 (insert_decl_to_uid_decl_map): New helper function.
4188 (make_node_stat): Insert new decls into the map.
4189 (copy_node_stat): Likewise.
4190 (lookup_decl_from_uid): New function.
4191 (remove_decl_from_map): Likewise.
4192 (print_decl_for_uid_map_statistics): New helper.
4193 (dump_tree_statistics): Call it.
4195 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4196 (referenced_var_iterator): Adjust.
4197 (FOR_EACH_REFERENCED_VAR): Adjust.
4198 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4199 (num_referenced_vars): Adjust.
4200 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4201 (first_referenced_var): Remove.
4202 (end_referenced_vars_p): Likewise.
4203 (next_referenced_var): Likewise.
4204 (referenced_var_iterator_set): New helper function.
4205 * tree-dfa.c (referenced_var_lookup): Adjust.
4206 (referenced_var_check_and_insert): Likewise.
4207 (remove_referenced_var): Likewise.
4208 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4209 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4210 (verify_call_clobbering): Likewise.
4211 (verify_memory_partitions): Likewise.
4212 (init_tree_ssa): Allocate bitmap instead of hashtable for
4214 (delete_tree_ssa): Adjust.
4215 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4216 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4217 (compute_tag_properties): Likewise.
4218 (set_initial_properties): Likewise.
4219 (find_partition_for): Likewise.
4220 (update_reference_counts): Likewise.
4221 (dump_may_aliases_for): Likewise.
4222 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4223 (add_call_clobber_ops): Likewise.
4224 (add_call_read_ops): Likewise.
4225 (get_asm_expr_operands): Likewise.
4226 * tree-into-ssa.c (dump_decl_set): Likewise.
4227 (update_ssa): Likewise.
4228 * tree-sra.c (scan_function): Likewise.
4229 (decide_instantiations): Likewise.
4230 (scalarize_parms): Likewise.
4231 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4232 (dsa_named_for): Likewise.
4233 * tree-ssa-structalias.c (update_alias_info): Likewise.
4234 (merge_smts_into): Likewise.
4236 2008-02-27 David Daney <ddaney@avtrex.com>
4239 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4240 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4241 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4242 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4243 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4245 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4248 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4249 (BUILT_IN_NEXTTOWARD): Remove.
4250 (BUILT_IN_NEXTTOWARDF): Ditto.
4251 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4252 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4254 2008-02-27 Tom Tromey <tromey@redhat.com>
4256 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4257 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4259 2008-02-27 Jan Beulich <jbeulich@novell.com>
4261 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4262 update the respective field on newdecl.
4264 2008-02-27 Revital Eres <eres@il.ibm.com>
4266 PR rtl-optimization/34999
4267 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4268 crossing edges that ends with a call insn.
4269 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4270 call insn and clear the EDGE_CROSSING flag of the crossing edge
4271 when fixing fallthru edges.
4273 2008-02-27 Richard Guenther <rguenther@suse.de>
4276 * fold-const.c (fold_unary): Return the correct argument,
4277 converted to the result type.
4279 2008-02-27 Richard Guenther <rguenther@suse.de>
4282 * expr.c (expand_expr_real_1): Assert on rotates that operate
4284 * fold-const.c (fold_binary): Use the types precision, not the
4285 bitsize of the mode if folding rotate expressions. Build rotates
4286 only for full modes.
4288 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4290 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4292 * c-pragma.c (pragma_ns_name): New typedef.
4293 (registered_pp_pragmas): New variable.
4294 (c_pp_lookup_pragma): New function.
4295 (c_register_pragma_1): If flag_preprocess_only, do nothing
4296 for non-expanded pragmas, for expanded ones push pragma's
4297 namespace and name into registered_pp_pragmas vector.
4298 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4299 flag_preprocess_only, don't register GCC pch_preprocess
4300 pragma if flag_preprocess_only.
4301 * c-opts.c (c_common_init): Call init_pragma even if
4302 flag_preprocess_only.
4303 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4304 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4305 cpp_register_pragma if flag_preprocess_only.
4307 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4310 * c-parser.c (c_parser_translation_unit): Warn for empty
4311 translation unit, not empty source file.
4313 2008-02-26 Paul Brook <paul@codesourcery.com>
4315 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4316 operand for Thumb-2.
4317 * config/arm/arm.h (reg_class): Add CORE_REGS.
4318 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4319 (BASE_REG_CLASS): Use CORE_REGS.
4320 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4321 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4322 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4323 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4324 ARM_REGNO_OK_FOR_INDEX_P.
4325 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4326 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4327 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4328 (ldm/stm peepholes): Ditto.
4329 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4330 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4331 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4332 * config/arm/constraints.md: Enable "k" constraint on ARM.
4334 2008-02-27 Ben Elliston <bje@au.ibm.com>
4336 * config/rs6000/rs6000.c: Annotate cache line size field in all
4337 instances of struct processor_costs.
4339 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4341 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4342 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4343 jump_bypass): New counters.
4344 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4345 * dce.c (gate_ud_dce): Same.
4346 (gate_fast_dce): Same.
4347 * dse.c (gate_dse1): New function.
4348 (gate_dse2): New function.
4349 (gate_dse): Merge results of new gate functions.
4350 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4351 (gate_handle_jump_bypass): Add dbg_cnt.
4352 (gate_handle_gcse): Add dbg_cnt.
4353 * ifcvt.c (gate_handle_if_conversion): Same.
4354 (gate_handle_if_after_combine): Same.
4355 (gate_handle_if_after_reload): Same.
4356 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4358 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4360 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4362 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4364 2008-02-26 Jason Merrill <jason@redhat.com>
4367 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4368 alone if it's the naming decl for the type's main variant.
4370 2008-02-26 Tom Tromey <tromey@redhat.com>
4372 * system.h (USE_MAPPED_LOCATION): Poison.
4373 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4374 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4375 (make_goto_expr_edges): Likewise.
4376 (remove_bb): Likewise.
4377 (execute_warn_function_return): Likewise.
4378 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4380 * c-common.c (fname_decl): Remove old location code.
4381 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4383 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4385 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4386 (gen_rtx_ASM_INPUT): Likewise.
4387 (gen_rtx_ASM_INPUT_loc): Likewise.
4388 (get_rtx_asm_OPERANDS): Remove.
4389 * cfglayout.c (insn_locators_alloc): Remove old location code.
4390 (set_curr_insn_source_location): Likewise.
4391 (curr_insn_locator): Likewise.
4392 * print-tree.c (print_node): Remove old location code.
4393 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4394 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4395 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4396 location_from_locus.
4397 (construct_exit_block): Remove old location code.
4398 * emit-rtl.c (force_next_line_note): Remove old location code.
4399 * profile.c (branch_prob): Remove old location code.
4400 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4401 LOC_LINE): Remove old-location variants.
4402 * langhooks.c (lhd_print_error_function): Remove old location
4404 * configure, config.in: Rebuilt.
4405 * configure.ac (--enable-mapped-location): Remove.
4406 * c-decl.c (c_init_decl_processing): Remove old location code.
4407 (finish_function): Likewise.
4408 * recog.c (decode_asm_operands): Remove old location code.
4409 * c-pch.c (c_common_read_pch): Remove old location code.
4410 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4412 * gimple-low.c (lower_function_body): Remove old location code.
4413 * toplev.c (unknown_location): Remove.
4414 (push_srcloc): Remove old-location variant.
4415 (process_options): Remove old location code.
4416 (lang_dependent_init): Likewise.
4417 * input.h (UNKNOWN_LOCATION): Move definition.
4418 (location_t): Undeprecate.
4419 (source_locus): Remove.
4420 (location_from_locus): Remove.
4421 (struct location_s): Remove.
4422 Remove all old-location code.
4423 (input_line, input_filename): Remove.
4424 * final.c (final_scan_insn): Remove old location code.
4425 * diagnostic.c (diagnostic_build_prefix): Remove
4426 USE_MAPPED_LOCATION test.
4427 * tree.h (gimple_stmt) <locus>: Now a location_t.
4428 (tree_exp) <locus>: Likewise.
4429 (DECL_IS_BUILTIN): Remove old-location variant.
4430 (annotate_with_file_line, annotate_with_locus): Likewise.
4431 (expr_locus, set_expr_locus): Update.
4432 * tree.c (build1_stat): Remove old location code.
4433 (last_annotated_node): Remove.
4434 (annotate_with_file_line): Remove old-location variant.
4435 (annotate_with_locus): Likewise.
4436 (expr_location): Remove old location code.
4437 (set_expr_location): Likewise.
4438 (expr_has_location): Likewise.
4439 (expr_locus): Likewise.
4440 (set_expr_locus): Likewise.
4441 (expr_filename): Don't use location_from_locus.
4442 (expr_lineno): Likewise.
4443 * rtl-error.c (location_for_asm): Remove old location code.
4444 * c-lex.c (cb_line_change): Remove old location code.
4445 (fe_file_change): Likewise.
4446 (cb_def_pragma): Likewise.
4447 (c_lex_with_flags): Likewise.
4448 * gengtype.c (do_typedef): Don't special-case location types.
4449 (define_location_structures): Remove.
4450 (main): Don't call define_location_structures.
4451 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4454 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4457 * builtins.def (BUILT_IN_STDARG_START): Remove.
4458 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4459 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4460 * tree-inline.c (inline_forbidden_p_1): Likewise.
4462 2008-02-26 Richard Guenther <rguenther@suse.de>
4464 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4465 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4466 (lookup_decl_from_uid): Declare.
4467 (remove_decl_from_map): Likewise.
4468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4470 (decl_for_uid_map): New global hashtable mapping DECL_UID
4472 (init_ttree): Allocate it.
4473 (insert_decl_to_uid_decl_map): New helper function.
4474 (make_node_stat): Insert new decls into the map.
4475 (copy_node_stat): Likewise.
4476 (lookup_decl_from_uid): New function.
4477 (remove_decl_from_map): Likewise.
4478 (print_decl_for_uid_map_statistics): New helper.
4479 (dump_tree_statistics): Call it.
4481 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4482 (referenced_var_iterator): Adjust.
4483 (FOR_EACH_REFERENCED_VAR): Adjust.
4484 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4485 (num_referenced_vars): Adjust.
4486 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4487 (first_referenced_var): Remove.
4488 (end_referenced_vars_p): Likewise.
4489 (next_referenced_var): Likewise.
4490 (referenced_var_iterator_set): New helper function.
4491 * tree-dfa.c (referenced_var_lookup): Adjust.
4492 (referenced_var_check_and_insert): Likewise.
4493 (remove_referenced_var): Likewise.
4494 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4496 (verify_call_clobbering): Likewise.
4497 (verify_memory_partitions): Likewise.
4498 (init_tree_ssa): Allocate bitmap instead of hashtable for
4500 (delete_tree_ssa): Adjust.
4501 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4502 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4503 (compute_tag_properties): Likewise.
4504 (set_initial_properties): Likewise.
4505 (find_partition_for): Likewise.
4506 (update_reference_counts): Likewise.
4507 (dump_may_aliases_for): Likewise.
4508 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4509 (add_call_clobber_ops): Likewise.
4510 (add_call_read_ops): Likewise.
4511 (get_asm_expr_operands): Likewise.
4512 * tree-into-ssa.c (dump_decl_set): Likewise.
4513 (update_ssa): Likewise.
4514 * tree-sra.c (scan_function): Likewise.
4515 (decide_instantiations): Likewise.
4516 (scalarize_parms): Likewise.
4517 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4518 (dsa_named_for): Likewise.
4519 * tree-ssa-structalias.c (update_alias_info): Likewise.
4520 (merge_smts_into): Likewise.
4522 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4525 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4526 * c-opts.c (c_common_handle_option): Wall enables
4527 Wvolatile-register-var.
4528 * common.opt: Move Wvolatile-register-var to...
4531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4533 * common.opt (Wlarger-than=): New.
4534 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4536 * opts.c (common_handle_option): Handle -Wlarger-than=.
4537 * optc-gen.awk: Likewise.
4538 * opth-gen.awk: Likewise.
4539 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4540 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4542 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4544 * c-common.c (match_case_to_enum_1): Add appropriate
4545 OPT_W* parameter to warning.
4546 (c_do_switch_warnings): Likewise.
4547 * c-typeck.c (warning_init): Add one more parameter following
4549 (push_init_level): Update call to warning_init.
4550 (pop_init_level): Likewise.
4551 (add_pending_init): Likewise.
4552 (output_init_element: Likewise.
4554 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4557 * toplev.c (toplev_main): If there are warnings or error, print
4558 errors for ignored options.
4559 * opts.c (ignored_options): New static variable.
4560 (postpone_unknown_option_error): New.
4561 (print_ignored_options): New.
4562 (handle_option): Postpone errors for unknown -Wno-* options.
4563 * opts.h (print_ignored_options): Declare.
4565 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4567 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4570 2008-02-25 Richard Guenther <rguenther@suse.de>
4573 2008-02-25 Richard Guenther <rguenther@suse.de>
4575 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4576 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4577 (lookup_decl_from_uid): Declare.
4578 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4579 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4580 (decl_for_uid_map): New global hashtable mapping DECL_UID
4582 (init_ttree): Allocate it.
4583 (insert_decl_to_uid_decl_map): New helper function.
4584 (make_node_stat): Insert new decls into the map.
4585 (copy_node_stat): Likewise.
4586 (lookup_decl_from_uid): New function.
4587 (print_decl_for_uid_map_statistics): New helper.
4588 (dump_tree_statistics): Call it.
4590 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4591 (referenced_var_iterator): Adjust.
4592 (FOR_EACH_REFERENCED_VAR): Adjust.
4593 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4594 (num_referenced_vars): Adjust.
4595 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4596 (first_referenced_var): Remove.
4597 (end_referenced_vars_p): Likewise.
4598 (next_referenced_var): Likewise.
4599 (referenced_var_iterator_set): New helper function.
4600 * tree-dfa.c (referenced_var_lookup): Adjust.
4601 (referenced_var_check_and_insert): Likewise.
4602 (remove_referenced_var): Likewise.
4603 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4604 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4605 (verify_call_clobbering): Likewise.
4606 (verify_memory_partitions): Likewise.
4607 (init_tree_ssa): Allocate bitmap instead of hashtable for
4609 (delete_tree_ssa): Adjust.
4610 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4611 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4612 (compute_tag_properties): Likewise.
4613 (set_initial_properties): Likewise.
4614 (find_partition_for): Likewise.
4615 (update_reference_counts): Likewise.
4616 (dump_may_aliases_for): Likewise.
4617 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4618 (add_call_clobber_ops): Likewise.
4619 (add_call_read_ops): Likewise.
4620 (get_asm_expr_operands): Likewise.
4621 * tree-into-ssa.c (dump_decl_set): Likewise.
4622 (update_ssa): Likewise.
4623 * tree-sra.c (scan_function): Likewise.
4624 (decide_instantiations): Likewise.
4625 (scalarize_parms): Likewise.
4626 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4627 (dsa_named_for): Likewise.
4628 * tree-ssa-structalias.c (update_alias_info): Likewise.
4629 (merge_smts_into): Likewise.
4631 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4634 * doc/invoke.texi (-fcx-limited-range): Document new option.
4635 * toplev.c (process_options): Handle -fcx-fortran-rules.
4636 * common.opt: Add documentation for -fcx-fortran-rules.
4638 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4641 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4642 actual behaviour and C99.
4644 2008-02-26 Ben Elliston <bje@au.ibm.com>
4646 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4647 (ASM_CPU_POWER6_SPEC): Likewise.
4648 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4649 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4650 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4652 2008-02-25 Richard Guenther <rguenther@suse.de>
4654 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4655 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4656 (lookup_decl_from_uid): Declare.
4657 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4658 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4659 (decl_for_uid_map): New global hashtable mapping DECL_UID
4661 (init_ttree): Allocate it.
4662 (insert_decl_to_uid_decl_map): New helper function.
4663 (make_node_stat): Insert new decls into the map.
4664 (copy_node_stat): Likewise.
4665 (lookup_decl_from_uid): New function.
4666 (print_decl_for_uid_map_statistics): New helper.
4667 (dump_tree_statistics): Call it.
4669 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4670 (referenced_var_iterator): Adjust.
4671 (FOR_EACH_REFERENCED_VAR): Adjust.
4672 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4673 (num_referenced_vars): Adjust.
4674 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4675 (first_referenced_var): Remove.
4676 (end_referenced_vars_p): Likewise.
4677 (next_referenced_var): Likewise.
4678 (referenced_var_iterator_set): New helper function.
4679 * tree-dfa.c (referenced_var_lookup): Adjust.
4680 (referenced_var_check_and_insert): Likewise.
4681 (remove_referenced_var): Likewise.
4682 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4683 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4684 (verify_call_clobbering): Likewise.
4685 (verify_memory_partitions): Likewise.
4686 (init_tree_ssa): Allocate bitmap instead of hashtable for
4688 (delete_tree_ssa): Adjust.
4689 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4691 (compute_tag_properties): Likewise.
4692 (set_initial_properties): Likewise.
4693 (find_partition_for): Likewise.
4694 (update_reference_counts): Likewise.
4695 (dump_may_aliases_for): Likewise.
4696 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4697 (add_call_clobber_ops): Likewise.
4698 (add_call_read_ops): Likewise.
4699 (get_asm_expr_operands): Likewise.
4700 * tree-into-ssa.c (dump_decl_set): Likewise.
4701 (update_ssa): Likewise.
4702 * tree-sra.c (scan_function): Likewise.
4703 (decide_instantiations): Likewise.
4704 (scalarize_parms): Likewise.
4705 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4706 (dsa_named_for): Likewise.
4707 * tree-ssa-structalias.c (update_alias_info): Likewise.
4708 (merge_smts_into): Likewise.
4710 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4713 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4714 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4715 * alias.h (nonoverlapping_memrefs_p): Likewise.
4717 2008-02-25 Jan Beulich <jbeulich@novell.com>
4719 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4720 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4721 __emultls_get_address, __emultls_register_common,
4722 __floatundi?f, and _Unwind_GetIPInfo.
4723 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4724 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4725 (gen_regparm_prefix): Likewise.
4726 (i386_nlm_encode_section_info): Sync with
4727 config/i386/winnt.c:i386_pe_encode_section_info().
4728 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4729 i386_nlm_mangle_decl_assembler_name): New.
4730 (netware_override_options): New.
4731 * config/i386/netware.h (netware_override_options): Declare.
4732 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4733 (i386_nlm_mangle_decl_assembler_name): Declare.
4734 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4736 2008-02-25 Ben Elliston <bje@au.ibm.com>
4739 * c-decl.c (grokdeclarator): Remove unused local variables
4740 `typedef_type' and `type_as_written'.
4742 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4743 unused local variable `has_hot_blocks'.
4744 (fix_crossing_conditional_branches): Remove unused local variable
4747 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4750 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4751 using DEF_C99_BUILTIN.
4752 (BUILT_IN_NANF): Ditto.
4753 (BUILT_IN_NANL): Ditto.
4755 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4756 Revital Eres <eres@il.ibm.com>
4758 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4759 regarding the order of two dependent insns in the same row.
4761 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4763 * stor-layout.c (layout_decl): Do not bump the alignment of a
4764 bit-field to more than byte alignment if it is packed.
4766 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4768 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4771 2008-02-24 Diego Novillo <dnovillo@google.com>
4773 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4776 * tree-vrp.c (vrp_evaluate_conditional): With
4777 -Wtype-limits, emit a warning when comparing against a
4778 constant outside the natural range of OP0's type.
4779 * c.opt (Wtype-limits): Move ...
4780 * common.opt (Wtype-limits): ... here.
4782 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4784 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4785 * config/rs6000/e300c2c3.md: New file.
4786 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4788 (rs6000_override_options): Add e300c2 and e300c3 cases to
4789 processor_target_table. Do not allow usage of Altivec or Spe
4790 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4791 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4792 * config/rs6000/rs6000.h (processor_type): Add
4793 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4794 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4795 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4796 and ppce300c3. Include e300c2c3.md.
4798 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4800 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4801 instead of TARGET_STRICT_ALIGN.
4803 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4805 * explow.c (memory_address): Assert that the generated address is
4808 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4811 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4812 * config/darwin-ppc-ldouble-patch.def: New file.
4813 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4814 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4815 SUBTARGET_INIT_BUILTINS if defined.
4816 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4819 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4822 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4823 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4825 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4828 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4829 file" warning condtional on -Winvalid-PCH.
4831 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4833 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4835 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4840 prevent reload from using MMX registers.
4841 (*mov<mode>_internal): Ditto.
4842 (*movv2sf_internal_rex64): Ditto.
4843 (*movv2sf_internal): Ditto.
4845 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4847 PR documentation/31569
4848 * doc/install.texi2html: Use makeinfo --no-number-sections.
4850 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4852 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4853 ensure that we can address an entire entity > 8 bytes. Don't
4854 generate reg+reg addressing for such data.
4856 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4858 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4859 strings when optimizing for size, unless the target cares about
4862 2008-02-22 Tom Tromey <tromey@redhat.com>
4864 * regclass.c (current_pass): Remove declaration.
4866 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4868 * config/avr/libgcc.S (__RAMPZ__): Define.
4869 (__do_copy_data): Add for devices with 128KB code memory.
4871 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4873 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4875 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4877 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4879 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4882 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4885 * c-typeck.c (build_binary_op): Warn about floating point
4886 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4888 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4891 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4892 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4894 (rs6000_override_options): Set altivec_abi as default, not override,
4895 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4896 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4897 is used; use new member spe_abi.
4898 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4899 spe_abi and altivec_abi.
4901 2008-02-22 Tomas Bily <tbily@suse.cz>
4903 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4905 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4908 * config.build (build_file_translate): Set to `CMD //c' only if
4910 * Makefile.in (build_file_translate): Improve comment.
4912 2008-02-21 Jan Hubicka <jh@suse.cz>
4914 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4915 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4916 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4918 2008-02-21 Michael Matz <matz@suse.de>
4921 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4923 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4925 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4926 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4928 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4929 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4930 SSE_VEC_FLOAT_MODE_P as insn constraint.
4931 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4932 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4933 sse4a_movntdf using MODEF mode iterator.
4934 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4935 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4936 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4937 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4938 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4939 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4940 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4942 2008-02-21 Richard Guenther <rguenther@suse.de>
4944 * tree.def (PAREN_EXPR): New tree code.
4945 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4947 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4948 * expr.c (expand_expr_real_1): Likewise.
4949 * tree-inline.c (estimate_num_insns_1): Likewise.
4950 * tree-complex.c (expand_complex_move): Likewise.
4951 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4954 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4957 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4959 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4962 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4964 * config/sh/sh.c (find_barrier): Don't go past
4965 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4967 2008-02-20 DJ Delorie <dj@redhat.com>
4969 * config/h8300/h8300.md (insv): Force source operand to be a register.
4971 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4972 as a jump, not as a plain insn.
4974 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4976 * doc/invoke.texi (Warning Options): Add new option
4977 -Wframe-larger-than=.
4978 (-Wframe-larger-than): Document.
4980 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4981 Add declarations for new option variables.
4983 * final.c (final_start_function): Check the frame size
4984 before emission and issue a Wframe-larger-than warning.
4986 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4987 Add definitions for new option variables.
4988 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4990 * common.opt (Wframe-larger-than=): New option.
4992 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4994 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4995 (<sse>_div<mode>3): Ditto.
4996 (<sse>_vmdiv<mode>3): Ditto.
4997 (<sse>_vmsqrt<mode>2): Ditto.
4998 (*smax<mode>3): Ditto.
4999 (sse5_frcz<mode>2): Ditto.
5000 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5003 2008-02-20 Richard Guenther <rguenther@suse.de>
5006 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5007 be happy with INTEGRAL_TYPE_P.
5009 2008-02-20 Richard Guenther <rguenther@suse.de>
5011 * fold-const.c (split_tree): Associate floatig-point expressions
5012 if flag_associative_math is set.
5014 2008-02-20 Richard Guenther <rguenther@suse.de>
5016 * tree.h (fold_real_zero_addition_p): Declare.
5017 * fold-const.c (fold_real_zero_addition_p): Export.
5018 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5019 floating-point operations with zero and one.
5021 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5023 * doc/install.texi: Correct references to CFLAGS, replacing them
5024 with BOOT_CFLAGS. Document flags used during bootstrap for
5027 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5030 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5031 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5033 (smin<mode>3): Ditto from similar patterns.
5034 (smax<mode>3): Ditto.
5035 (*ieee_smin<mode>3): Ditto.
5036 (*ieee_smax<mode>3): Ditto.
5037 * config/i386/sse.md (sse): New mode attribute.
5038 (mov<mode>): Macroize expander from movv4sf and movv2df using
5039 SSEMODEF2P mode iterator.
5040 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5041 SSE_VEC_FLOAT_MODE_P as insn constraint.
5042 (storent<mode>): Ditto.
5043 (storent<mode>): Macroize expander from storentsf and storentdf using
5044 MODEF mode iterator.
5045 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5046 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5047 (abs<mode>2): Ditto from similar patterns.
5048 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5049 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5050 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5051 (<sse>_vmsqrt<mode>2): Ditto.
5052 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5053 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5054 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5055 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5056 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5057 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5058 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5060 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5061 iterator and SSE_FLOAT_MODE_P as insn constraint.
5062 (<sse>_ucomi): Ditto from similar patterns.
5063 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5064 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5065 SSE_VEC_FLOAT_MODE_P as insn constraint.
5066 (vcond<mode>): Ditto from similar patterns.
5067 (and<mode>3, *and<mode>3): Ditto.
5068 (<sse>_nand<mode>3): Ditto.
5069 (ior<mode>3, *ior<mode>3): Ditto.
5070 (xor<mode>3, *xor<mode>3): Ditto.
5071 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5072 iterator and SSE_FLOAT_MODE_P as insn constraint.
5073 (*nand<mode>3): Ditto from similar patterns.
5074 (*ior<mode>3): Ditto.
5075 (*xor<mode>3): Ditto.
5077 2008-02-20 Ira Rosen <irar@il.ibm.com>
5079 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5080 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5081 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5083 2008-02-19 Jan Hubicka <jh@suse.cz>
5085 * predict.c (tree_bb_level_predictions): Remove variable next
5086 mistakely introduced by previous commit.
5088 2008-02-19 Jan Hubicka <jh@suse.cz>
5090 * predict.c (predict_paths_leading_to): Rewrite.
5091 (predict_paths_for_bb): New.
5092 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5094 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5097 * Makefile.in (build_file_translate): New.
5098 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5099 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5100 * configure.ac (build_file_translate): Substitute it.
5101 * configure: Regenerate.
5103 2008-02-19 Jan Hubicka <jh@suse.cz>
5105 PR rtl-optimization/34408
5106 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5109 2008-02-19 Jan Hubicka <jh@suse.cz>
5112 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5115 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5118 * config/i386/i386-modes.def: Revert the last DI alignment
5119 change until Ada people can look into it.
5121 2008-02-19 Nick Clifton <nickc@redhat.com>
5123 * opts.c (print_specific_help): Fix typo in --help text.
5125 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5128 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5129 32-bit inline asm without asm alternatives for host GCC < 3.0.
5131 2008-02-19 Richard Guenther <rguenther@suse.de>
5133 PR tree-optimization/34989
5134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5135 Allow propagation to INDIRECT_REF if we can simplify only.
5137 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5139 * c-common.c (warn_for_collisions_1): Use appropriate option when
5142 2008-02-19 Nick Clifton <nickc@redhat.com>
5145 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5146 (handle_options): Fix indentation.
5147 (print_filtered_help): If no language-specific options were
5148 displayed tell the user how to list all the options supported by
5149 the language's front-end.
5150 (print_specific_help): Fix indentation and remove duplicate line.
5151 (common_handle_option): Handle the -v option.
5152 For --help enable the display of undocumented options if the -v
5153 switch has been included on the command line.
5154 For --help= check for overlaps in the arguments between the option
5155 classes and the language names and issue a warning when they
5156 cannot be disambiguated.
5157 * c.opt (v): Pass on to the common option handler.
5159 2008-02-19 Revital Eres <eres@il.ibm.com>
5161 * modulo-sched.c (sms_schedule): Change dump message when
5162 create_ddg function fails.
5163 (try_scheduling_node_in_cycle): Rename row to cycle.
5164 (print_partial_schedule): Rename CYCLE to ROW.
5166 2008-02-19 Christian Bruel <christian.bruel@st.com>
5167 Zdenek Dvorak <ook@ucw.cz>
5169 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5171 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5175 (*x86_movdicc_0_m1_se): Ditto.
5177 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5179 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5180 (CMPtype): Define as __gcc_CMPtype.
5181 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5182 (CMPtype): Define as __gcc_CMPtype.
5184 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5186 Support valgrind 3.3 for --enable-checking=valgrind.
5187 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5189 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5190 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5191 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5192 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5193 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5194 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5195 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5197 * ggc-zone.c: Similar.
5198 * ggc-page.c: Similar.
5200 2008-02-19 Paul Brook <paul@codesourcery.com>
5203 * config/arm/ieee754-df.S: Fix do_it typo.
5204 * config/arm/ieee754-sf.S: Fix do_it typo.
5206 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5210 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5211 (OPTION_MASK_ISA_SSE_SET): Likewise.
5212 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5213 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5214 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5215 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5216 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5217 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5218 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5219 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5220 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5221 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5222 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5223 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5224 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5225 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5226 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5227 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5228 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5229 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5230 (OPTION_MASK_ISA_SSE4): Removed.
5231 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5232 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5233 (override_options): Don't turn on implied SSE/MMX bits in
5236 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5238 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5241 2008-02-18 Joey Ye <joey.ye@intel.com>
5244 * tree-nested.c (insert_field_into_struct): Set type alignment
5245 to field alignment if the former is less than the latter.
5247 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5249 * BASE-VER: Set to 4.4.0.
5251 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5253 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5254 * doc/cfg.texi: Likewise.
5255 * doc/extend.texi: Likewise.
5256 * doc/gty.texi: Likewise.
5257 * doc/invoke.texi: Likewise.
5258 * doc/loop.texi: Likewise.
5259 * doc/md.texi: Likewise.
5260 * doc/passes.texi: Likewise.
5261 * doc/rtl.texi: Likewise.
5262 * doc/sourcebuild.texi: Likewise.
5263 * doc/tm.texi: Likewise.
5264 * doc/tree-ssa.texi: Likewise.
5266 2008-02-17 Richard Guenther <rguenther@suse.de>
5269 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5270 without default definition.
5272 2008-02-17 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/35231
5275 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5278 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5281 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5283 libgcc_cmp_return mode.
5285 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5288 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5290 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5292 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5295 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5297 * doc/c-tree.texi: Use `@.' where appropriate.
5298 * doc/extend.texi: Likewise.
5299 * doc/install.texi: Likewise.
5300 * doc/invoke.texi: Likewise.
5301 * doc/loop.texi: Likewise.
5302 * doc/makefile.texi: Likewise.
5303 * doc/md.texi: Likewise.
5304 * doc/passes.texi: Likewise.
5305 * doc/standards.texi: Likewise.
5306 * doc/tm.texi: Likewise.
5308 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5311 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5313 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5314 rather than in entry_bb.
5316 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5318 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5319 libgcc_cmp_return mode.
5321 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5324 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5325 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5327 2008-02-15 Richard Guenther <rguenther@suse.de>
5328 Zdenek Dvorak <ook@ucw.cz>
5330 PR tree-optimization/35164
5331 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5332 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5334 Only propagate addresses which do not have abnormal SSA_NAMEs
5337 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5340 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5342 2008-02-15 Jan Hubicka <jh@suse.cz>
5345 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5347 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5350 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5351 when calculating alignment_pad.
5353 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5355 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5356 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5357 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5358 and STACK_BOUNDARY define.
5360 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5362 PR preprocessor/35061
5363 * c-pragma.c (handle_pragma_pop_macro): Check that
5364 pushed_macro_table has been allocated.
5366 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5369 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5370 (force_gimple_operand): Likewise.
5371 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5372 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5373 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5374 (find_interesting_uses_address): Check addressability and alignment
5375 of the base expression only after substituting bases of IVs into it.
5377 2008-02-14 Michael Matz <matz@suse.de>
5380 * function.c (instantiate_virtual_regs_in_insn): Reload address
5381 before falling back to reloading the whole operand.
5383 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5385 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5386 before the first section switch note.
5388 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5390 * doc/bugreport.texi: Update copyright years.
5391 * doc/c-tree.texi: Likewise.
5392 * doc/cfg.texi: Likewise.
5393 * doc/cpp.texi: Likewise.
5394 * doc/cppinternals.texi: Likewise.
5395 * doc/fragments.texi: Likewise.
5396 * doc/frontends.texi: Likewise.
5397 * doc/gcc.texi: Likewise.
5398 * doc/gty.texi: Likewise.
5399 * doc/hostconfig.texi: Likewise.
5400 * doc/implement-c.texi: Likewise.
5401 * doc/libgcc.texi: Likewise.
5402 * doc/loop.texi: Likewise.
5403 * doc/makefile.texi: Likewise.
5404 * doc/options.texi: Likewise.
5405 * doc/passes.texi: Likewise.
5406 * doc/rtl.texi: Likewise.
5407 * doc/sourcebuild.texi: Likewise.
5408 * doc/standards.texi: Likewise.
5409 * doc/tree-ssa.texi: Likewise.
5410 * doc/trouble.texi: Likewise.
5412 * doc/extend.texi: Use @: or add comma where appropriate.
5413 * doc/invoke.texi: Likewise.
5414 * doc/tm.texi: Likewise.
5416 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5419 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5422 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5424 * doc/md.texi (clz, ctz): Add reference.
5425 * doc/rtl.texi (clz, ctz): Likewise.
5427 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5430 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5433 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5435 * config/s390/s390.c (struct constant_pool): New field
5436 emit_pool_after added.
5437 (s390_mainpool_start): Set the emit_pool_after flag according
5438 to the section switch notes.
5439 (s390_mainpool_finish): Consider emit_pool_after when emitting
5440 the literal pool at the end of the function.
5441 (s390_chunkify_start): Force literal pool splits at section
5444 2008-02-13 Michael Matz <matz@suse.de>
5447 * var-tracking.c (clobber_variable_part): Correctly traverse the
5450 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5453 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5454 Add -fdump-ipa-inline.
5455 * tree-dump.c (dump_files): Remove tree-inlined dump.
5456 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5458 2008-02-12 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/35171
5461 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5464 2008-02-12 Richard Guenther <rguenther@suse.de>
5467 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5468 value-preserving mode. Disallow final truncation.
5470 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5473 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5474 code from here to...
5475 (force_gimple_operand): ...here.
5477 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5480 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5481 non-compatible pointers.
5482 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5483 different FIELD_DECLs, try harder by comparing field offsets, sizes
5487 * function.c (match_asm_constraints_1): Don't replace the same input
5490 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5492 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5493 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5494 (expand_epilogue): Restore RAMPZ register.
5495 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5497 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5499 * config/i386/cygwin.asm: (__alloca): Correct calling
5500 convention and alignment.
5501 (__chkstk): Force 8 byte stack alignment.
5503 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5504 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/33992
5507 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5508 the zero we compare against.
5510 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5513 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5514 to CloseHandle after unlocking to prevent accumulation of handle
5517 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5520 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5521 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5522 and update LABEL_NUSES during and after reload.
5524 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5527 * combine.c (simplify_if_then_else): Make sure the comparison is
5528 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5530 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5533 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5534 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5535 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5536 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5537 * tree.h (get_type_static_bounds): Likewise.
5539 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5541 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5542 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5543 Make -Wfoo language annotations match what the compiler outputs.
5545 2008-02-08 Sa Liu <saliu@de.ibm.com>
5547 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5548 intrinsics spu_convts, spu_convtu, spu_convtf.
5549 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5551 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5553 * doc/extend.texi (Function Attributes) <noinline>: Mention
5554 asm ("") as method to keep calls.
5556 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5559 * doc/options.texi (Options): Replace references to opts.sh with
5561 * opts-common.c: Likewise.
5562 * optc-gen.awk: Likewise.
5564 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5566 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5568 2008-02-07 Richard Henderson <rth@redhat.com>
5571 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5572 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5575 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5577 PR tree-optimization/35085
5578 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5579 for operand entry oe2 in addition to operand entry oe3 in order to
5580 expose more opportunities for vectorizer sum reduction.
5582 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5585 * Makefile.in (LIBS): Remove $(GMPLIBS).
5586 (cc1-dummy, cc1): Add $(GMPLIBS).
5588 2008-02-06 Jan Hubicka <jh@suse.cz>
5591 * i386.md (moddf_integer): Do not produce partial memory stalls for
5592 targets where it hurts.
5594 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5597 * optabs.c (expand_float): Do not check for decimal modes when
5598 expanding unsigned integer through signed conversion.
5600 2008-02-06 Nick Clifton <nickc@redhat.com>
5602 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5603 inside the clobber with a match_operand and duplicated operand
5604 number in the constraint.
5605 (ineqbranchsi): Delete redundant comment.
5607 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5609 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5610 builtin_define ("__USE_INIT_FINI__").
5611 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5613 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5615 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5617 PR documentation/30330
5618 * doc/invoke.texi (C++ Dialect Options)
5619 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5620 For each warning option -Wfoo that allows -Wno-foo, ensure both
5621 -Wfoo and -Wno-foo are listed in the option index. Fix index
5622 entry of -Wswitch-default, index -Wnormalized= including the
5623 `=', and -Wlarger-than-@var{len} including @var{len}.
5625 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5627 * config/i386/i386.md (floatunssisf2): Use
5628 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5629 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5630 Macroize expander using MODEF mode iterator.
5632 2008-02-05 Diego Novillo <dnovillo@google.com>
5634 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5637 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5639 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5644 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5647 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5648 to indicate if a message should be generated.
5649 (init_cumulative_args): Updated.
5650 (function_value_32): Likewise.
5652 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5654 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5656 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5659 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5660 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5662 2008-02-04 Diego Novillo <dnovillo@google.com>
5664 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5667 * tree-vrp.c (vrp_evaluate_conditional): With
5668 -Wtype-limits, emit a warning when comparing against a
5669 constant outside the natural range of OP0's type.
5671 2008-02-04 Richard Guenther <rguenther@suse.de>
5674 * expr.c (count_type_elements): Give for unions instead of
5677 2008-02-04 Richard Guenther <rguenther@suse.de>
5680 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5681 to TYPE_DOMAINs base type instead of using bitsizetype here.
5683 2008-02-03 Jason Merrill <jason@redhat.com>
5685 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5687 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5690 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5691 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5692 (RS/6000 and PowerPC Options): Fix typos and markup.
5693 * doc/passes.texi (Tree-SSA passes): Likewise.
5695 2008-02-02 Michael Matz <matz@suse.de>
5698 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5699 from record_last_reg_set_info.
5700 (record_last_reg_set_info): Take an RTX argument, iterate over all
5701 constituent hardregs.
5702 (record_last_set_info, record_opr_changes): Change calls to
5703 new signature or to record_last_reg_set_info_regno.
5705 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5707 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5709 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5711 PR rtl-optimization/34773
5712 * reg-notes.def (EQUAL): Mention significance of combination of
5713 REG_EQUAL and REG_RETVAL.
5714 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5715 insn that has a REG_RETVAL.
5717 2008-02-01 Roger Sayle <roger@eyesopen.com>
5720 * configure.ac (--enable-fixed-point): Disable unless explicitly
5722 * configure: Regenerate.
5724 2008-02-01 Richard Guenther <rguenther@suse.de>
5727 * invoke.texi (-finline-limit): Remove no longer true parts
5728 of the documentation. Note that there is no default value.
5730 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5731 Mark Mitchell <mark@codesourcery.com>
5732 Ben Elliston <bje@au.ibm.com>
5735 * doc/extend.texi (Other Builtins): Document.
5737 2008-01-31 Tom Browder <tom.browder@gmail.com>
5739 * doc/c-tree.texi (Types): Fix grammar.
5740 (Expression trees): Ditto.
5741 * doc/passes.texi (Tree-SSA passes): Ditto.
5743 * doc/configterms.texi (Configure Terms): Fix typo.
5744 * doc/cpp.texi (Common Predefined Macros): Ditto.
5745 * doc/md.texi (Machine Constraints): Ditto.
5747 * doc/makefile.texi (Makefile): Add comma.
5749 2008-01-31 Tom Browder <tom.browder@gmail.com>
5750 Gerald Pfeifer <gerald@pfeifer.com>
5752 * doc/sourcebuild.texi (Front End): Remove references to CVS
5753 and CVSROOT/modules.
5754 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5755 (Back End): Remove reference to CVS.
5757 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5760 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5762 (mips16_gp_pseudo_reg): ...here.
5763 * config/mips/mips.md (load_const_gp): Replace with...
5764 (load_const_gp_<mode>): ...this :P-based insn.
5766 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5768 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5769 options. Minor fixes.
5770 (-std): Move reference to standards closer to where language
5771 standards are first mentioned.
5773 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5775 PR rtl-optimization/34995
5776 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5777 parameter and return a bool. If the rtx parameter is nonnull,
5778 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5779 (find_reloads): Update call accordingly. Pass the new operand
5780 if it needed no address reloads, otherwise pass null.
5782 2008-01-30 Richard Henderson <rth@redhat.com>
5785 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5786 for unbounded arrays.
5788 2008-01-30 Silvius Rus <rus@google.com>
5790 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5792 2008-01-30 Jan Hubicka <jh@suse.cz>
5795 * i386.c (init_cumulative_args): Use real function declaration when
5798 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5800 PR rtl-optimization/34998
5801 * global.c (build_insn_chain): Treat non-subreg_lowpart
5802 SUBREGs of pseudos as clobbering all the words covered by the
5803 SUBREG, not just all the bytes.
5804 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5805 original df_ref rather than an extract parameter.
5806 (global_conflicts): Update call accordingly.
5808 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5810 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5811 the overflow check to make it easier to read.
5812 (__fixtfdi): Change the type of the ll member in union
5813 long_double to UDItype_x.
5815 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5818 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5819 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5820 * tree-inline.c (fold_marked_statements): Call
5821 cgraph_update_edges_for_call_stmt if folding a call statement.
5822 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5823 debug_generic_stmt calls, reset it back afterwards.
5826 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5828 * c-typeck.c (build_external_ref): Don't pedwarn about
5829 static vars in current function's scope.
5831 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5833 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5835 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5838 * ipa-struct-reorg.c: Fix spelling.
5839 * params.def: Ditto.
5841 2008-01-29 Richard Guenther <rguenther@suse.de>
5844 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5846 * tree-inline.c (remap_type): Increment remapping_type_depth
5847 around remapping types.
5848 (copy_body_r): Only add referenced variables if they are referenced
5849 from code, not types.
5851 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5862 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5863 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5865 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5868 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5869 pointer for tiny stack.
5871 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5873 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5875 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5877 * config/vx-common.h: Fix typo in comment.
5879 2008-01-28 Ian Lance Taylor <iant@google.com>
5883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5884 coalesce pointers if they have different DECL_NO_TBAA_P values.
5885 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5886 between variables with different DECL_NO_TBAA_P values.
5888 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5891 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5892 are not legitimate small data references on SPE targets.
5894 2008-01-28 David Daney <ddaney@avtrex.com>
5896 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5898 2008-01-28 David Daney <ddaney@avtrex.com>
5900 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5902 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5904 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5905 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5906 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5907 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5908 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5909 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5910 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5911 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5913 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5915 * basic-block.h (condjump_equiv_p): Fix comment.
5917 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5919 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5920 print_generic_stmt_indented): Fix comment.
5922 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5924 * configure.ac (__stack_chk_fail): Add detecion for availability
5925 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5926 * configure: Regenerate.
5928 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5931 * final.c (output_addr_const): Handle TRUNCATE.
5933 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5936 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5937 (zero_cost, infinite_cost): New constants.
5938 (struct cost_pair): Change type of cost to comp_cost.
5939 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5940 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5942 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5943 split_address_cost, ptr_difference_cost, difference_cost,
5944 get_computation_cost_at, get_computation_cost,
5945 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5946 determine_use_iv_cost_condition, determine_use_iv_costs,
5947 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5948 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5949 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5950 Change type of cost to comp_cost.
5951 (determine_iv_cost): Increase cost of non-original ivs, instead
5952 of decreasing the cost of original ones.
5953 (get_address_cost): Indicate the complexity of the addressing mode
5955 (try_add_cand_for): Prefer using ivs not specific to some object.
5956 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5958 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5959 Janis Johnson <janis187@us.ibm.com>
5962 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5963 (TARGET_INSTANTIATE_DECLS): Likewise.
5964 * target.h (expand_to_rtl_hook): New target hook.
5965 (instantiate_decls): Likewise.
5966 * function.c (instantiate_decl): Make non-static. Rename to...
5967 (instantiate_decl_rtl): ... this.
5968 (instantiate_expr): Use instantiate_decl_rtl.
5969 (instantiate_decls_1): Likewise.
5970 (instantiate_decls): Likewise.
5971 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5972 * function.h (instantiate_decl_rtl): Add prototype.
5973 * cfgexpand.c (target.h): New include.
5974 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5975 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5976 (TARGET_INSTANTIATE_DECLS): Likewise.
5977 (TARGET_INITIALIZER): New target hooks added.
5978 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5980 * config/rs6000/rs6000.c (tree-flow.h): New include.
5981 (machine_function): Add sdmode_stack_slot field.
5982 (rs6000_alloc_sdmode_stack_slot): New function.
5983 (rs6000_instantiate_decls): Likewise.
5984 (rs6000_secondary_memory_needed_rtx): Likewise.
5985 (rs6000_check_sdmode): Likewise.
5986 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5987 (TARGET_INSTANTIATE_DECLS): Likewise.
5988 (rs6000_hard_regno_mode_ok): Allow SDmode.
5989 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5990 (rs6000_emit_move): Handle SDmode.
5991 (function_arg_advance): Likewise.
5992 (function_arg): Likewise.
5993 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5994 SDmode var args for 32-bit compiles.
5995 (rs6000_secondary_reload_class): Handle SDmode.
5996 (rs6000_output_function_epilogue): Likewise.
5997 (rs6000_function_value): Simplify if statement.
5998 (rs6000_libcall_value): Likewise.
5999 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6000 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6001 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6002 (movsd_hardfloat): New define_insn.
6003 (movsd_softfloat): Likewise.
6004 (movsd_store): Likewise.
6005 (movsd_load): Likewise.
6006 (extendsddd2): Likewise.
6007 (extendsdtd2): Likewise.
6008 (truncddsd2): Likewise.
6009 (movdd_hardfloat64): Fixup comment.
6010 (UNSPEC_MOVSD_LOAD): New constant.
6011 (UNSPEC_MOVSD_STORE): Likewise.
6013 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6016 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6018 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6019 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6020 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6023 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6026 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6027 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6028 __LONGDOUBLE128 too.
6029 * config/rs6000/aix61.h: New file.
6031 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6033 PR rtl-optimization/34959
6034 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6035 popcount and parity rtxes the same mode as their operand.
6036 Truncate or extend the result to the return value's mode
6039 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6042 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6043 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6044 to GOT_VERSION_REGNUM.
6045 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6046 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6047 * config/mips/mips.c (mips_emit_call_insn): New function.
6048 (mips_call_tls_get_addr): Call mips_expand_call directly.
6049 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6051 (mips16_build_call_stub): Likewise. Return the call insn or null.
6052 (mips_expand_call): Update the call to mips16_build_call_stub
6053 accordingly and a remove redundant condition. Assert that MIPS16
6054 stubs do not use lazy binding. Use mips_emit_call_insn and return
6056 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6058 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6059 (mips_avoid_hazard): Remove hazard_set handling.
6060 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6061 (UNSPEC_RESTORE_GP): ...this.
6062 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6063 (FAKE_CALL_REGNO): Rename to...
6064 (GOT_VERSION_REGNUM): ...this.
6065 (type): Add "ghost" value. Add an associated insn reservation.
6066 (hazard_set): Remove.
6067 (exception_receiver): Rename to...
6068 (restore_gp): ...this and update the unspec identifier accordingly.
6069 (exception_receiver, nonlocal_got_receiver): New expanders.
6070 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6071 FAKE_CALL_REGNO. Remove hazard_set attribute.
6072 (set_got_version, update_got_version): New patterns.
6074 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6077 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6079 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6082 * doc/install.texi2html: Generate gcc-vers.texi.
6084 2008-01-25 DJ Delorie <dj@redhat.com>
6086 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6088 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6090 * config/c4x: Remove directory.
6091 * config.gcc (crx-*, mt-*): Mark obsolete.
6092 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6093 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6094 sh-*-rtemscoff*): Remove cases.
6095 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6096 * real.c (encode_c4x_single, decode_c4x_single,
6097 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6098 c4x_extended_format): Remove.
6099 * real.h (c4x_single_format, c4x_extended_format): Remove.
6100 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6102 (Pragmas): Remove comment about c4x pragmas.
6103 * doc/install.texi (c4x): Remove target-specific instructions.
6104 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6105 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6106 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6107 refer to C4x source files as examples.
6108 (C4X_FLOAT_FORMAT): Remove documentation.
6110 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6112 * config/bfin/bfin.c (override_options): Reorder tests so that
6113 flag_pic gets enabled for -msep-data.
6115 2008-01-25 Richard Guenther <rguenther@suse.de>
6118 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6119 to its bitfield precision if required.
6121 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6124 * tree-nested.c (walk_omp_for): New function.
6125 (convert_nonlocal_reference, convert_local_reference): Call
6126 walk_omp_for on OMP_FOR.
6127 (convert_call_expr): Call walk_body on OMP_FOR's
6128 OMP_FOR_PRE_INIT_BODY.
6130 2008-01-25 Richard Guenther <rguenther@suse.de>
6132 PR tree-optimization/34966
6133 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6134 default defs and PHI_NODEs we have to insert after the
6137 2008-01-24 Nick Clifton <nickc@redhat.com>
6139 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6140 Provide a default definition.
6141 (LIBGCC2_UNITS_PER_WORD): Likewise.
6143 * config/stormy16/stormy16.c: Include df.h for the prototype
6144 for df_regs_ever_live_p.
6145 (xstormy16_expand_builtin_va_start): Convert the stack offset
6146 into a component_ref and then use POINTER_PLUS_EXPR to add it
6147 to the incoming_virtual_args_rtx.
6148 (xstormy16_gimplify_va_arg_expr): Rename to
6149 xstormy16_gimplify_va_arg_expr.
6150 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6151 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6152 xstormy16_gimplify_va_arg_expr.
6153 Fix up some formatting issues.
6155 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6156 Move to predicates.md.
6157 (xs_hi_general_operand): Likewise.
6158 (xs_hi_nonmemory_operand): Likewise.
6159 * config/stormy16/predicates.md:
6160 (xstormy16_carry_plus_operand): New predicate.
6161 (xs_hi_general_operand): New predicate.
6162 (xs_hi_nonmemory_operand): New predicate.
6163 * config/stormy16/stormy16-protos.h:
6164 (xstormy16_carry_plus_operand): Delete prototype.
6165 (xs_hi_general_operand): Likewise.
6166 (xs_hi_nonmemory_operand): Likewise.
6168 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6169 modifiers as they are no longer needed and they can trigger
6170 reload spill failures.
6172 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6173 with a match_operand in order to help reload.
6175 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6176 constraint with 'e' for the 8th alternative as this version of
6177 the mov.w instruction only accepts the lower 8 registers.
6179 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6182 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6183 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6186 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6189 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6191 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6193 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6195 (remove_structure): Update allocations list before removing structure.
6197 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6199 * ipa-struct-reorg.c (is_safe_cond_expr,
6200 create_new_stmts_for_cond_expr): Use integer_zerop function,
6201 that recognize not only zero-pointer, but zero-integer too.
6203 2008-01-25 Ben Elliston <bje@au.ibm.com>
6206 * fixproto: Escape "." in sed expression that strips leading "./".
6208 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6211 * gcc.c (SWITCH_OK): Removed.
6212 (SWITCH_LIVE): Changed to bit.
6213 (SWITCH_FALSE): Likewise.
6214 (SWITCH_IGNORE): Likewise.
6215 (switchstr): Change live_cond to unsigned int.
6216 (process_command): Replace SWITCH_OK with 0.
6217 (do_self_spec): Likewise.
6218 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6219 (give_switch): Likewise.
6220 (used_arg): Likewise.
6221 (do_spec_1): Set the SWITCH_IGNORE bit.
6222 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6223 bits. Set the SWITCH_LIVE bit.
6225 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6227 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6229 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6231 PR tree-optimization/34472
6232 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6233 parameter to a "bool *" and set *DATA to false if there is
6234 an unsafe access. Do not delete the structure here.
6235 (check_cond_exprs): Delete it here instead.
6236 (check_cond_exprs, exclude_cold_structs): Do not increase
6237 I when removing a structure.
6239 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6243 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6245 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6248 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6249 a fixed vector for stack.
6251 2008-01-24 Ben Elliston <bje@au.ibm.com>
6254 * doc/gcc.texi (Software development): Add a direntry for g++.
6256 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6258 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6259 stale and straggling -fforce-addr comments above.
6261 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6263 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6264 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6266 2008-01-23 Michael Matz <matz@suse.de>
6269 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6272 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6274 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6277 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6279 * config/avr/avr.c (avr_current_arch): New variable.
6280 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6281 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6282 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6283 (avr_override_options): Init 'avr_current_arch'.
6284 (base_arch_s): Move from here...
6285 * config/avr/avr.h (base_arch_s): ... here. Add new members
6286 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6287 'mega' to 'have_jmp_call'.
6288 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6289 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6291 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6293 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6294 MULTILIB_MATCHES): (Ditto.).
6296 2008-01-23 Richard Guenther <rguenther@suse.de>
6299 * cgraphunit.c (cgraph_reset_node): Always mark the node
6300 not reachable if it is not queued already.
6302 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6304 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6305 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6306 (cputype_selected): New static variable.
6307 (bfin_handle_option): Set it if -mcpu is used.
6308 (override_option): Select default set of workarounds if no cpu type
6309 selected on the command line.
6310 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6312 From Michael Frysinger <michael.frysinger@analog.com>
6313 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6314 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6316 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6317 for bf547, bf523, bf524, and bf526.
6318 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6320 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6321 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6322 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6323 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6324 * doc/invoke.texi (Blackfin Options): Document that
6325 -mcpu now accept bf547, bf523, bf524, and bf526.
6327 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6329 PR rtl-optimization/34628
6330 * combine.c (try_combine): Stop and undo after the first combination
6331 if an autoincrement side-effect on the first insn has effectively
6334 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6337 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6338 Offset addresses are not valid for Altivec or paired float modes.
6340 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6343 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6344 if DECL_INITIAL (decl) is error_mark_node.
6347 * c-common.c (handle_vector_size_attribute): Only allow
6348 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6349 the same way as pointer, array etc. types.
6350 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6353 * tree.c (build_type_attribute_qual_variant): Call
6354 build_qualified_type if attributes are equal, but quals are not.
6356 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6359 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6360 * flags.h (warn_strict_aliasing): Remove.
6361 (warn_strict_overflow): Remove.
6362 * opts.c (warn_strict_aliasing): Remove.
6363 (warn_strict_overflow): Remove.
6364 * c-opts.c (c_common_handle_option): -Wall only sets
6365 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6366 (c_common_post_options): Give default values to -Wstrict-aliasing
6367 and -Wstrict-overflow if they are uninitialized.
6368 * common.opt (Wstrict-aliasing): Specify Var and Init.
6369 (Wstrict-overflow): Likewise.
6371 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6373 PR rtl-optimization/26854
6374 PR rtl-optimization/34400
6375 PR rtl-optimization/34884
6376 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6378 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6379 (df_rd_bb_info.expanded_lr_out): Deleted
6380 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6381 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6382 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6383 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6384 Removed code to allocate, initialize or free expanded_lr_out.
6385 (df_rd_bb_local_compute_process_def): Restructured to make more
6387 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6388 sets if the sets are being trimmed.
6390 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6393 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6394 (as_vers): Likewise.
6395 * configure: Regenerated.
6397 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6400 * tree-pass.h (pass_build_alias): New pass.
6401 * tree-ssa-alias.c (gate_build_alias): New.
6402 (pass_build_alias): New.
6403 * passes.c (init_optimization_passes): Add pass_build_alias after
6404 pass_create_structure_vars.
6406 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6408 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6409 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6410 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6411 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6412 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6413 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6414 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6415 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6416 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6417 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6418 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6419 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6420 * config/s390/s390.md (FP_ALL): New mode iterator.
6421 (_d): New mode attribute.
6422 ("*signbit<mode>2>"): Changed mode of first operand.
6423 ("isinf<mode>2"): Changed mode of first operand.
6424 ("*TDC_insn"): Adaptation for DFP modes.
6426 2008-01-22 Ben Elliston <bje@au.ibm.com>
6428 * tree.c (check_qualified_type): Improve function description.
6430 2008-01-21 Jason Merrill <jason@redhat.com>
6433 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6434 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6437 2008-01-21 DJ Delorie <dj@redhat.com>
6439 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6442 2008-01-21 Richard Guenther <rguenther@suse.de>
6445 * tree-cfg.c (verify_expr): Allow all invariant expressions
6446 instead of just constant class ones as reference argument.
6447 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6448 like any other constant.
6449 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6451 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6453 * regmove.c (fixup_match_1): Update call crossed frequencies.
6455 2008-01-21 Richard Guenther <rguenther@suse.de>
6458 * tree-inline.c (setup_one_parameter): Deal with mismatched
6459 types using a VIEW_CONVERT_EXPR.
6461 2008-01-21 Alon Dayan <alond@il.ibm.com>
6462 Olga Golovanevsky <olga@il.ibm.com>
6464 PR tree-optimization/34701
6465 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6466 when the structure size is not a power of 2.
6468 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6470 * doc/install.texi: Add doc for --enable-checking=df.
6472 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6474 PR rtl-optimization/34808
6475 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6477 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6479 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6482 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6484 PR rtl-optimization/26854
6485 PR rtl-optimization/34400
6486 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6488 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6489 (df_rd_bb_info.expanded_lr_out): New.
6490 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6491 * loop_iv.c (iv_analysis_loop_init): Ditto.
6492 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6493 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6494 Added code to allocate, initialize or free expanded_lr_out.
6495 (df_rd_bb_local_compute_process_def): Restructured to make
6496 more understandable.
6497 (df_rd_confluence_n): Add code to do nothing with fake edges and
6498 code to no apply invalidate_by_call sets if the sets are being trimmed.
6499 (df_lr_local_finalize): Renamed to df_lr_finalize.
6500 (df_live_local_finalize): Renamed to df_live_finalize.
6502 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6505 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6506 deciding whether to use reciprocal instructions.
6508 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6510 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6511 dwarf2out_note_section_used if cold_text_section is NULL.
6513 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6515 PR gcov-profile/34610
6516 * tree-cfg.c (make_edges): Mark both outgoing edges from
6517 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6518 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6519 from OMP_FOR and OMP_CONTINUE outgoing edges.
6521 * tree-profile.c (tree_profiling): Return early if
6522 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6524 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6525 from cfun to child_cfun.
6526 * function.h (struct function): Add after_tree_profile bit.
6528 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6530 * config/avr/avr.S (_exit): Disable interrupt.
6532 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6533 Steven Bosscher <stevenb.gcc@gmail.com>
6535 PR rtl-optimization/26854
6536 PR rtl-optimization/34400
6537 * df-problems.c (df_live_scratch): New scratch bitmap.
6538 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6539 (df_live_reset): Clear the proper bitmaps.
6540 (df_live_bb_local_compute): Only process the artificial defs once
6541 since the order is not important.
6542 (df_live_init): Init the df_live sets only with the variables
6543 found live by df_lr.
6544 (df_live_transfer_function): Use the df_lr sets to prune the
6545 df_live sets as they are being computed.
6546 (df_live_free): Free df_live_scratch.
6548 2008-01-18 Ian Lance Taylor <iant@google.com>
6550 * common.opt: Add fmerge-debug-strings.
6551 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6552 flag_merge_debug_strings rather than flag_merge_constants.
6553 * doc/invoke.texi (Option Summary): Mention
6554 -fmerge-debug-strings.
6555 (Debugging Options): Document -fmerge-debug-strings.
6557 2008-01-18 Ian Lance Taylor <iant@google.com>
6560 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6561 (struct tree_function_decl): Add new field operator_new_flag.
6562 * tree-inline.c (expand_call_inline): When inlining a call to
6563 operator new, force the return value to go into a variable, and
6564 set DECL_NO_TBAA_P on that variable.
6565 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6567 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6570 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6571 DWARF2_DEBUGGING_INFO.
6572 (dwarf2out_note_section_used): Ditto. Add prototype.
6573 (have_multiple_function_sections, text_section_used,
6574 cold_text_section_used, *cold_text_sections): Move declarations
6577 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6579 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6580 field and add signal_ra.
6581 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6582 assignments to frame state pc. Move end of stack check after
6583 MD_FALLBACK_FRAME_STATE_FOR.
6584 (uw_update_context_1): Use frame state signal_regs if set, instead
6585 of checking signal_frame flag.
6586 (uw_update_context): Use frame state signal_ra if set.
6587 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6588 * config/xtensa/linux-unwind.h: New file.
6590 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6592 * modulo-sched.c (get_sched_window): Fix comment typo.
6594 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6596 PR tree-optimization/34648
6597 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6599 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6601 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6602 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6604 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6606 PR rtl-optimization/34400
6607 * df-core.c (df_worklist_dataflow_overeager,
6608 df_worklist_dataflow_doublequeue): New functions.
6609 (df_worklist_dataflow): Two different worklist solvers.
6610 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6613 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6616 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6617 and ftree-parallelize-loops.
6619 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6621 PR rtl-optimization/34826
6622 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6624 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6626 * global.c (find_reg): Mark the eh regs as used if necessary.
6627 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6628 * ra.h (struct allocno): no_eh_reg field added. Changed
6629 no_stack_reg type to bitfield.
6631 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6633 * tree.c (substitute_in_expr): Add missing 'break'.
6635 2008-01-17 Richard Guenther <rguenther@suse.de>
6637 PR tree-optimization/34825
6638 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6639 x / x as division to handle.
6641 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6643 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6644 "-pthread" is specified.
6645 * pa-hpux11.h (LIB_SPEC): Likewise.
6647 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6648 Peter Bergner <bergner@vnet.ibm.com>
6650 PR rtl-optimization/33796
6651 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6653 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6655 PR libgfortran/34699
6656 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6658 * pa-hpux10.h (LINK_SPEC): Likewise.
6659 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6661 2008-01-16 Richard Guenther <rguenther@suse.de>
6664 * fold-const.c (fold_convert_const_int_from_int): Do not
6665 set overflow if that occured only because of a sign extension
6666 change when converting from/to a sizetype with the same
6667 precision and signedness.
6669 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6672 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6673 location address to the correct place. Update copyright year.
6675 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6677 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6678 no dependences in the dependence_relations vector.
6680 2008-01-16 Jan Hubicka <jh@suse.cz>
6682 PR rtl-optimization/31396
6683 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6684 * cfg.c (dump_reg_info): Print it.
6685 * regs.h (struct reg_info_t): add freq_calls_crossed.
6686 (REG_FREQ_CALLS_CROSSED): New macro.
6687 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6688 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6689 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6690 regmove_optimize): Update call crossed frequencies.
6691 * local-alloc.c (struct qty): Add freq_calls_crossed.
6692 (alloc_qty): Copute freq_calls_crossed.
6693 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6694 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6695 * ra.h (struct allocno): Add freq_calls_crossed.
6697 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6699 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6700 libgomp when compiling with ftree-parallelize-loops.
6701 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6703 2008-01-16 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/34769
6706 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6707 * tree.c (int_cst_value): Instead make this function more
6708 permissive in what it accepts as valid input. Document this
6709 function always sign-extends the value.
6711 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6712 Richard Guenther <rguenther@suse.de>
6715 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6716 (gimple_fold_indirect_ref_rhs): ... this.
6717 (gimple_fold_indirect_ref): New function with foldings
6718 that preserve lvalueness.
6719 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6720 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6721 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6722 to fold an INDIRECT_REF, fall back to the old use of
6723 fold_indirect_ref_1.
6725 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6727 * tree-data-ref.c (subscript_dependence_tester_1): Call
6728 free_conflict_function.
6729 (compute_self_dependence): Same.
6731 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6734 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6735 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6737 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6738 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6739 for DWARF2_UNWIND_INFO targets.
6741 2008-01-16 Richard Guenther <rguenther@suse.de>
6744 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6745 type qualifiers for function types.
6747 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6749 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6750 loop_iterator li from previous commit.
6752 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6754 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6756 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6758 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6759 (parallelize_loops): Don't parallelize irreducible components.
6761 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6764 * c-opts (c_common_post_options): Do not enable CPP
6765 flag_pedantic_errors by default.
6767 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6769 PR rtl-optimization/31944
6770 * cse.c (remove_pseudo_from_table): New function.
6771 (merge_equiv_classes): Use above function to remove pseudo-registers.
6772 (invalidate): Likewise.
6774 2008-01-13 Richard Guenther <rguenther@suse.de>
6777 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6778 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6780 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6782 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6783 validate_change to unshare the source of the PC set.
6785 2008-01-12 Jan Hubicka <jh@suse.cz>
6788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6789 references above array bounds. This might trigger bounds checks for
6792 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6794 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6795 new_replaceable_dependencies.
6797 2008-01-12 Doug Kwan <dougkwan@google.com>
6799 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6800 instead of OPT_Wreturn_type in warning due to ignored return type
6802 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6803 options included in -Wextra.
6804 * c.opt: New option -Wignored_qualifiers.
6805 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6806 -Wignore_qualifiers.
6807 (-Wignored-qualifiers): Document.
6808 (-Wreturn-type): Remove description of functionality now handled
6809 by -Wignored-qualifiers.
6811 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6814 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6815 NOP_EXPR if it is between integral types with the same precision.
6817 2008-01-12 Jan Hubicka <jh@suse.cz>
6820 * invoke.texi (max-inline-recursive-depth): Fix default value.
6822 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6824 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6827 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6829 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6831 2008-01-11 James E. Wilson <wilson@specifix.com>
6834 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6836 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6838 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6839 save/restore frame pointer register and don't use 'call-prologues'
6840 optimization in function with "OS_task" attribute.
6842 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6845 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6846 when copying to memory.
6848 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6850 PR rtl-optimization/30905
6851 * cfgcleanup.c: Include dce.h
6852 (crossjumps_occured): New global variable.
6853 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6854 If something changed, set crossjumps_occured to true.
6855 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6856 Don't add/remove fake edges to exit here...
6857 (cleanup_cfg): ...but do it here, when crossjumping.
6858 Run a fast DCE when successful crossjumps occured in the latest
6859 iteration of try_optimize_cfg.
6861 2008-01-11 Richard Guenther <rguenther@suse.de>
6863 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6864 (struct vn_unary_op_s): Likewise.
6865 (vn_reference_insert): Free old reference on hash collision.
6867 2008-01-10 Raksit Ashok <raksit@google.com>
6869 PR rtl-optimization/27971
6870 * combine.c (find_split_point): Split PLUS expressions which are
6871 inside a MEM rtx, and whose first operand is complex.
6873 2008-01-10 DJ Delorie <dj@redhat.com>
6875 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6876 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6877 (m32c_hard_regno_ok): Call the underlying function.
6879 2008-01-10 Richard Guenther <rguenther@suse.de>
6882 * tree-cfg.c (tree_merge_blocks): Do not go through the
6883 full-blown folding and stmt updating path if we just deal
6884 with virtual operands.
6885 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6886 test for abnormal SSA_NAMEs.
6888 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6891 * reload.c (push_reload): Add assertions. All constants from
6892 reg_equiv_constant should have been used for replacing the respective
6894 (find_reloads_address): Invoke find_reloads_address_part for
6895 constant taken from the reg_equiv_constant array.
6897 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6899 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6900 field (valnum) the first in the struct. Replace bools with
6903 2008-01-10 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/34651
6906 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6907 types and ordering for masking and converting.
6909 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6911 PR tree-optimization/34017
6912 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6913 also for PHI_NODE expressions.
6915 2008-01-09 Jan Hubicka <jh@suse.cz>
6917 PR tree-optimization/34708
6918 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6919 based on number of case labels.
6920 (init_inline_once): Remove switch_cost.
6921 * tree-inline.h (eni_weights_d): Remove switch_cost.
6923 2008-01-09 Richard Guenther <rguenther@suse.de>
6924 Andrew Pinski <andrew_pinski@playstation.sony.com>
6927 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6928 temporary if an rvalue is ok or an lvalue is not required.
6930 2008-01-09 Richard Guenther <rguenther@suse.de>
6933 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6936 2008-01-09 Richard Guenther <rguenther@suse.de>
6939 * tree.c (host_integerp): Check for sizetype only if the
6940 type is an integer type.
6942 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6945 * opts.c (decode_options): Disable inlining of functions called
6946 once if not in unit-at-a-time mode.
6948 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6950 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6952 2008-01-08 Richard Guenther <rguenther@suse.de>
6955 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6956 out early if the result will be unused.
6958 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6963 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6964 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6967 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6969 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6970 for vectorization tuned.
6972 2008-01-08 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/34683
6975 * tree-ssa-operands.c (operand_build_cmp): Export.
6976 * tree-ssa-operands.h (operand_build_cmp): Declare.
6977 * tree-vn.c (vuses_compare): Remove.
6978 (sort_vuses): Use operand_build_cmp.
6979 (sort_vuses_heap): Likewise.
6980 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6981 to re-use old VEC if available. Do not sort already sorted VUSEs.
6982 (vdefs_to_vec): Do not sort already sorted VDEFs.
6984 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6987 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6989 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6992 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6993 limitations of reciprocal sequences on x86 targets.
6995 2008-01-08 Richard Guenther <rguenther@suse.de>
6997 PR tree-optimization/34683
6998 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7000 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7003 * config/darwin.c (darwin_mergeable_string_section): Don't use
7004 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7006 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7009 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7010 negxf2. Macroize expander using X87MODEF mode iterator. Change
7011 predicates of op0 and op1 to register_operand.
7012 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7013 expander using X87MODEF mode iterator. Change predicates of
7014 op0 and op1 to register_operand.
7015 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7016 corresponding patterns and macroize using MODEF macro. Change
7017 predicates of op0 and op1 to register_operand and remove
7018 "m" constraint. Disparage "r" alternative with "!".
7019 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7020 macroize using X87MODEF macro. Change predicates of op0 and op1
7021 to register_operand and remove "m" constraint. Disparage "r"
7022 alternative with "!".
7023 (absneg splitter with memory operands): Remove.
7024 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7025 patterns and macroize using X87MODEF mode iterator.
7026 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7027 Change predicate of op1 to register_operand.
7028 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7029 for memory operands.
7031 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7033 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7035 2008-01-07 Richard Guenther <rguenther@suse.de>
7037 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7040 2008-01-07 Richard Guenther <rguenther@suse.de>
7042 PR tree-optimization/34683
7043 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7044 VOPs of the needed size to save memory. Use VEC_quick_push
7045 to save compile-time.
7046 (vdefs_to_vec): Likewise.
7048 2008-01-07 Sa Liu <saliu@de.ibm.com>
7050 * config/spu/spu.md (divdf3): Genetate inline code for double
7051 division. The implementation doesn't handle INF or NAN, therefore it
7052 only applies when -ffinite-math-only is given.
7054 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7057 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7058 * doc/cpp.texi ([Common Predefined Macros]): Document.
7060 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7063 order to use commutative addition instead of subtraction.
7065 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7066 Mircea Namolaru <namolaru@il.ibm.com>
7067 Vladimir Yanovsky <yanov@il.ibm.com>
7068 Revital Eres <eres@il.ibm.com>
7070 PR tree-optimization/34263
7071 * tree-outof-ssa.c (process_single_block_loop_latch,
7072 contains_tree_r): New functions.
7073 (analyze_edges_for_bb): Call process_single_block_loop_latch
7074 function to empty single-basic-block latch block if possible.
7076 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7080 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7082 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7084 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7086 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7088 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7090 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7092 PR tree-optimization/34618
7093 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7096 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7099 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7100 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7101 Update copyright year.
7103 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7104 Update copyright year.
7105 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7108 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7110 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7111 edge does not point to current bb before changing need_assert.
7113 2008-01-04 Richard Guenther <rguenther@suse.de>
7116 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7117 for verifying purposes if they are is_gimple_min_invariant.
7119 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7121 PR tree-optimization/34448
7122 PR tree-optimization/34465
7123 * gimplify.c (gimplify_init_constructor): Add new parameter
7124 notify_temp_creation. Use it.
7125 (gimplify_modify_expr_rhs): Take volatiles into account when
7126 optimizing constructors.
7127 Do not optimize constructors if gimplify_init_constructor will dump to
7129 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7130 * gcc.c-torture/compile/pr34448.c: New.
7132 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7134 PR gcov-profile/34609
7135 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7136 return_slot if result is TREE_ADDRESSABLE.
7138 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7140 * config/mips/mips.md (sqrt_condition): Tweak comment.
7141 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7143 2008-01-03 Tom Tromey <tromey@redhat.com>
7146 * c-common.c (c_type_hash): Handle VLAs.
7148 2008-01-03 Jan Hubicka <jh@suse.cz>
7150 PR tree-optimization/31081
7151 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7152 0 when inlining and not inlining to first basic block.
7153 (remap_decl): When var is initialized to 0, don't set default_def.
7154 (expand_call_inline): Set entry_bb.
7155 * tree-inline.h (copy_body_data): Add entry_bb.
7157 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7160 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7163 PR tree-optimization/29484
7164 * tree-inline.c (inline_forbidden_p_2): New function.
7165 (inline_forbidden_p): Disallow inlining if some static var
7166 has an address of a local LABEL_DECL in its initializer.
7167 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7170 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7172 PR tree-optimization/34635
7173 * tree-data-ref.c (add_other_self_distances): Make sure that the
7174 evolution step is constant.
7176 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7179 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7181 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7183 * tree-sra.c (scalarize_init): Insert the generate_element_init
7184 statements after the generate_element_zero statements.
7186 2008-01-02 Richard Guenther <rguenther@suse.de>
7190 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7191 for very large number of operands instead of ICEing.
7193 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7196 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7197 while stack probing.
7199 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7201 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7204 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7207 * tree-mudflap.c (mx_register_decls): Guard warning by
7208 !DECL_ARTIFICIAL check.
7210 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7212 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7213 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7214 sse5_perm<mode>): Fix constraints.