1 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2 Sebastian Pop <sebastian.pop@amd.com>
4 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5 eliminate_local_variables_stmt, eliminate_local_variables,
6 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
8 of code delimited by two edges in the CFG.
9 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
12 the case of parallelisation of reductions.
13 (expr_invariant_in_region_p): New.
15 * tree-flow.h (gather_blocks_in_sese_region): Declared.
16 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18 2008-04-24 Ira Rosen <irar@il.ibm.com>
19 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/36034
22 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
23 incapable of dealing with loads with gaps.
25 2008-04-24 Rafael Espindola <espindola@google.com>
27 * tree-flow.h (vrp_evaluate_conditional): Change signature.
28 * tree-ssa-propagate.c (fold_predicate_in): Update call to
29 vrp_evaluate_conditional.
30 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
31 (vrp_evaluate_conditional): Split the cond argument.
32 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
33 (simplify_stmt_for_jump_threading): Update call to
34 vrp_evaluate_conditional.
36 2008-04-24 Ira Rosen <irar@il.ibm.com>
38 PR tree-optimization/35982
39 * tree-vect-analyze.c (vect_check_interleaving): Check that the
40 interleaved data-refs are of the same type.
42 2008-04-24 Danny Smith <dannysmith@users.net>
44 * c-format.c (check_format_info_main): Use strncmp rather than a magic prefix
45 to handle multichar length specs.
46 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
47 Don't prefix "I64" and "I32" with '\0'.
49 2008-04-24 Jakub Jelinek <jakub@redhat.com>
52 * config/i386/i386.c (init_cumulative_args): Don't pass anything
53 in registers for -m32 only if stdarg_p (fntype).
55 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
57 PR rtl-optimization/36006
58 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
59 temp to op0 in order to avoid invalid rtx sharing.
61 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
63 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
65 * tree-gimple.c (is_gimple_address): New.
66 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
67 * tree-gimple.h (is_gimple_address): New.
68 * tree.h (decl_address_invariant_p): New.
69 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
70 (build_string): Likewise.
71 (decl_address_invariant_p): New, from is_gimple_invariant_address.
72 (tree_invariant_p_1): Likewise.
74 (tree_invariant_p): New.
75 (skip_simple_arithmetic): Use it.
76 (stabilize_reference_1): Use it.
77 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
79 (build1_stat): Drop code to compute TREE_INVARIANT.
80 (build2_stat): Drop code to compute TREE_INVARIANT.
81 (build3_stat): Drop code to compute TREE_INVARIANT.
82 (build4_stat): Drop code to compute TREE_INVARIANT.
83 (build5_stat): Drop code to compute TREE_INVARIANT.
84 (build7_stat): Drop code to compute TREE_INVARIANT.
85 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
86 * tree.h (struct tree_base): Remove invariant_flag.
87 (TREE_INVARIANT): Remove.
88 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
89 (fold_builtin_expect): Check TREE_CONSTANT.
90 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
91 * c-tree.h (c_expr_to_decl): Drop third parameter.
92 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
93 (build_c_cast): Don't set TREE_INVARIANT.
94 (pop_init_level): Don't set TREE_INVARIANT.
95 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
96 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
98 (gimplify_init_constructor): Don't set TREE_INVARIANT.
99 (gimplify_addr_expr): Adjust comment.
100 * tree-mudflap.c (mf_build_string):
101 * print-tree.c (print_node): Don't print TREE_INVARIANT.
102 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
103 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
104 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
105 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
106 * langhooks.h (struct lang_hooks): Drop third parameter from
109 2008-04-23 Richard Guenther <rguenther@suse.de>
111 PR tree-optimization/27799
112 PR tree-optimization/32921
113 PR tree-optimization/32624
114 * tree-ssa-structalias.c (merge_smts_into): Only merge the
115 SMTs aliases and the tag itself into the solution.
116 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
117 merge the points-to solution back into the SMT aliases.
118 (may_alias_p): Use alias_set_subset_of instead of
119 aliases_conflict_p. A pointer which points to
120 memory with alias set zero may access any variable.
122 2008-04-23 Richard Guenther <rguenther@suse.de>
124 * alias.c (alias_set_subset_of): Correctly handle asking
125 if zero is a subset of an alias set with zero child.
126 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
127 (compute_flow_insensitive_aliasing): Correctly walk all
128 pointers. Do not unnecessarily union sets.
130 2008-04-23 Richard Guenther <rguenther@suse.de>
133 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
135 2008-04-22 Tomas Bily <tbily@suse.cz>
137 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
139 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
141 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
142 * tree-ssa-structalias.c (get_constraint_for): Likewise.
143 * tree-inline.c (estimate_num_insns_1): Likewise.
144 * varasm.c (const_hash_1, compare_constant, copy_constant)
145 (compute_reloc_for_constant, output_addressed_constants): Likewise.
146 * emit-rtl.c (component_ref_for_mem_expr)
147 (set_mem_attributes_minus_bitpos): Likewise.
148 * expr.c (highest_pow2_factor, expand_expr_real_1, )
149 (is_aligning_offset): Likewise.
150 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
151 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
152 * dojump.c (do_jump): Likewise.
153 * builtins.c (get_pointer_alignment, get_memory_rtx)
154 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
155 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
157 2008-04-23 Jakub Jelinek <jakub@redhat.com>
159 PR rtl-optimization/36017
160 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
161 expanding the library call.
163 2008-04-22 Ian Lance Taylor <iant@google.com>
165 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
168 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
170 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
171 of LR/CTR moves for Power6.
173 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
176 * passes.c (init_optimization_passes): Remove
177 pass_fast_rtl_byte_dce.
179 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
183 builtin functions to generate faster code.
184 (_mm_cvtpu16_ps): Ditto.
185 (_mm_cvtpi32x2_ps): Ditto.
187 2008-04-22 Nick Clifton <nickc@redhat.com>
189 * common.opt (ftree-loop-distribution): Add Optimization
192 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
193 (frv_expand_builtin_va_start): Likewise.
195 * config/arm/arm.c (thumb_find_work_register): Fix location of
196 argument register count.
198 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
200 Support scheduling for ColdFire V1 and V3 microarchitecture.
201 Improve scheduling of multiplication instructions.
203 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
204 (mac): New instruction attribute.
205 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
206 (m68k_sched_mac): New variable.
207 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
208 Handle cfv1 and cfv3.
209 (max_insn_size): New static variable.
210 (struct _sched_ib): New type.
211 (sched_ib): New static variable.
212 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
213 to fields of 'struct _sched_ib sched_ib'. Update all uses.
214 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
216 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
217 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
218 new variables. Update.
219 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
220 Add modeling of cfv3 instruction buffer. Update.
221 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
222 * config/m68k/m68k.h (TUNE_CFV3): New macro.
223 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
224 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
225 a particular reservation applies to.
226 (type2): Reorganize attribute values. Rename alu to alu_reg,
227 alu_l to alu, move_l to omove. Join move to alu. Split mul
229 (cf_ib_*): Simplify description of instruction buffer.
230 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
231 (cf_mem): Split into cf_mem1 and cf_mem2.
232 (cf_v2_move_??): Rename to cfv12_alu_??.
233 (cf_v2_move_l_??): Rename to cfv12_omove_??.
234 (cf_v2_mul_??): Remove reservations.
235 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
236 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
237 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
239 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
240 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
241 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
242 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
243 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
244 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
245 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
246 expansions of the above reservations for instructions of sizes
249 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
251 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
253 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
255 * coverage.c: Include tree-pass.h.
256 (coverage_counter_alloc): Print da_file_name to the dump file.
258 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
260 * sbitmap.c (sbitmap_range_empty_p): New function.
261 * sbitmap.h (sbitmap_range_empty_p): New function.
262 * bitmap.h: Now includes obstack.h.
264 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
265 Kenneth Zadeck <zadeck@naturalbridge.com>
267 * dbgcnt.def (ra_byte_scan): Added.
268 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
269 when the last hit happens for a counter.
270 * timevar.def (TV_DF_BYTE_LR): New variable.
271 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
272 * passes.c (pass_fast_rtl_byte_dce): New pass.
273 * fwprop.c (update_df): Added mode to call df_ref_create.
274 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
275 DF_REF_EXTRACT_OFFSET.
276 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
277 DF_BYTE_LR_OUT, df_byte_lr): New macro.
279 (df_ref_extract): Added mode field.
280 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
281 DF_REF_EXTRACT_OFFSET.
282 (DF_REF_EXTRACT_MODE): New macro.
283 (df_byte_lr_bb_info): New structure.
284 (df_print_byte_regset, df_compute_accessed_bytes,
285 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
286 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
287 df_byte_lr_simulate_uses,
288 df_byte_lr_simulate_artificial_refs_at_top,
289 df_byte_lr_simulate_artificial_refs_at_end,
290 df_compute_accessed_bytes): New function.
291 (df_ref_create): Add parameter.
292 (df_byte_lr_get_bb_info): New inline function.
293 * df-scan.c (df_ref_record, df_uses_record,
294 df_ref_create_structure): Added mode parameter.
295 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
296 df_defs_record, df_uses_record, df_get_conditional_uses,
297 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
298 df_entry_block_defs_collect, df_exit_block_uses_collect):
299 Added mode parameter to calls to df_ref_record, df_uses_record,
300 df_ref_create_structure.
301 (df_ref_equal_p, df_ref_compare): Added test for modes.
302 (df_ref_create_structure): Added code to set mode. Renamed
303 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
304 DF_REF_EXTRACT_OFFSET.
305 * df-core.c (df_print_byte_regset): New function.
306 * df-byte-scan.c: New file.
307 * df-problems.c (df_rd_transfer_function): Removed unnecessary
308 calls to BITMAP_FREE.
309 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
310 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
311 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
312 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
313 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
314 df_byte_lr_local_compute, df_byte_lr_init,
315 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
316 df_byte_lr_transfer_function, df_byte_lr_free,
317 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
318 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
319 df_byte_lr_simulate_uses,
320 df_byte_lr_simulate_artificial_refs_at_top,
321 df_byte_lr_simulate_artificial_refs_at_end): New function.
322 * dce.c (byte_dce_process_block): New function.
323 (dce_process_block): au is now passed in rather than computed
324 locally. Changed loops that look at artificial defs to not look
325 for conditional or partial ones, because there never are any.
326 (fast_dce): Now is able to drive byte_dce_process_block or
327 dce_process_block depending on the kind of dce being done.
328 (rest_of_handle_fast_dce): Add parameter to fast_dce.
329 (rest_of_handle_fast_byte_dce): New function.
330 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
331 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
333 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
336 * gcc.h: Added fortran options that take arguments to
337 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
340 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
342 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
343 scalarization if on the LHS and not a full access.
345 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
347 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
349 2008-04-18 Rafael Espindola <espindola@google.com>
351 * tree-vrp.c (find_case_label_index): Fix the binary search.
352 (find_case_label_range): New.
353 (vrp_visit_switch_stmt): Use find_case_label_range.
354 (simplify_switch_using_ranges): Use find_case_label_range.
356 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
358 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
359 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
361 2008-04-18 Tom Tromey <tromey@redhat.com>
364 * doc/cpp.texi (Implementation-defined behavior): Mention
367 2008-04-18 Ian Lance Taylor <iant@google.com>
369 * fold-const.c (pointer_may_wrap_p): New static function.
370 (fold_comparison): Add another test for pointer overflow. Use
371 pointer_may_wrap_p to disable some false positives.
373 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
375 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
376 (fname_as_string): Match updated cpp_interpret_string prototype.
377 (fix_string_type): Support char16_t* and char32_t*.
378 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
379 derivative) nodes. Register as builtin if C++0x.
380 (c_parse_error): Support CPP_CHAR{16,32}.
381 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
382 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
383 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
384 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
385 CTI_CHAR32_ARRAY_TYPE>: New elements.
386 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
387 char32_type_node, signed_char32_type_node, char16_array_type_node,
388 char32_array_type_node): New defines.
389 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
390 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
391 (lex_string): Support CPP_STRING{16,32}, match updated
392 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
393 (lex_charconst): Support CPP_CHAR{16,32}.
394 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
395 and CPP_STRING{16,32}.
397 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
400 * aclocal.m4: Regenerate.
401 * configure: Regenerate.
403 2008-04-18 Jan Hubicka <jh@suse.cz>
405 * except.c (dw2_size_of_call_site_table,
406 sjlj_size_of_call_site_table): Use vector API for call_site_record.
408 * cgraphbuild.c (build_cgraph_edges): Update.
409 * tree-pass.h: Update comment.
410 * final.c (leaf_function_p): Update.
411 (leaf_renumber_regs): Update.
412 (rest_of_clean_state): Update.
413 * omp-low.c (expand_omp_parallel): Update.
414 * ipa-reference.c (analyze_function): Update.
415 * reorg.c (find_end_label): Update.
416 (optimize_skip): Update.
417 (fill_simple_delay_slots): Update.
418 (fill_simple_delay_slots): Update.
419 (make_return_insns): Update.
420 (dbr_schedule): Update.
421 * gimple-low.c (record_vars_into): Update.
422 * cfgbuild.c (make_edges): Update.
423 * function.c (assign_stack_local): Update.
424 (assign_parm_adjust_stack_rtl): Update.
425 (locate_and_pad_parm): Update.
426 (allocate_struct_function): Do not initialize stack_alignment_needed
427 and preferred_stack_boundary here.
428 (stack_protect_prologue): Update.
429 (stack_protect_epilogue): Update.
430 (expand_function_start): Initialize stack_alignment_needed,
431 preferred_stack_boundary and max_jumptable_ents.
432 (expand_function_end): Update.
433 (free_after_compilation): Do not NULLify epilogue_delay_list.
434 * function.h (struct rtl_data): Add stack_protect_guard,
435 stack_alignment_needed,
436 preferred_stack_boundary, epilogue_delay_list.
437 (struct function): Remove value_histograms, stack_alignment_needed,
438 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
440 unexpanded_var_list, stack_protect_guard.
441 (current_function_epilogue_delay_list): Remove.
442 * ipa-type-escape.c (analyze_function): Update.
443 * gimplify.c (pop_gimplify_context): Update comment.
444 * calls.c (expand_call): Update.
445 (emit_library_call_value_1): Update.
446 * except.c (set_nothrow_function_flags): Update.
447 * cfgexpand.c (get_decl_align_unit): Update.
448 (create_stack_guard): Update.
449 (estimated_stack_frame_size): Update.
450 (expand_used_vars): Update.
451 (tree_expand_cfg): Free histogram earliers, init expansion variables.
452 * explow.c (allocate_dynamic_stack_space): Update.
453 * tree-ssa-live.c (remove_unused_locals): Update.
454 * varasm.c (mark_constant_pool): Update.
455 * tree-inline.c (remap_decls): Update.
456 (initialize_cfun): Update.
457 (declare_return_variable): Update.
458 (inline_forbidden_p): Update.
459 (expand_call_inline): Update.
460 (declare_inline_vars): Update.
461 (tree_function_versioning): Update.
462 * tree-flow.h (value_histograms): New.
463 (VALUE_HISTOGRAMS): New macro.
464 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
466 * tree-cfg.c (set_bb_for_stmt): Update.
467 (replace_by_duplicate_decl): Update.
468 (move_block_to_fn): Update.
469 (new_label_mapper): Update.
470 (dump_function_to_file): Update.
471 * ipa-struct-reorg.c (build_data_structure): Update.
472 * cfgrtl.c (print_rtl_with_bb): Update.
473 * reload1.c (reload): Update.
475 * config/i386/i386.c (setup_incoming_varargs_64,
476 ix86_compute_frame_layout): Update.
477 * config/arc/arc.c (arc_output_function_epilogue): Update.
479 2008-04-18 Marius Strobl <marius@FreeBSD.org>
481 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
483 * gthr-posix95.h: Likewise.
485 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
487 PR rtl-optimization/35838
488 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
489 out the byte offset of the first subreg.
491 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
494 to split_ti instead of three separate calls with single member arrays.
495 (subti3 splitter): Ditto.
496 (adddi3 splitter): Ditto with split_di.
497 (subdi3 splitter): Ditto.
498 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
499 two separate calls with single member arrays. Swap match_dup
500 operands 1 and 2 to better fit into the array.
501 (negdi2 splitter): Ditto with split_di.
502 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
503 two separate calls with single member arrays. Swap match_dup operands
504 6 and 7 to better fit into the array.
506 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
508 * config/i386/i386.c (sse_builtin_type): New.
509 (bdesc_sse_args): Likewise.
510 (bdesc_sse_3arg): Removed.
511 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
512 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
513 IX86_BUILTIN_ROUNDPS.
514 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
515 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
516 IX86_BUILTIN_ROUNDPS.
517 (ix86_expand_sse_4_operands_builtin): Removed.
518 (ix86_expand_sse_operands_builtin): New.
519 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
520 and CODE_FOR_sse4_1_roundps.
521 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
522 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
524 2008-04-17 Alan Modra <amodra@bigpond.net.au>
527 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
528 regs before frame pop when needed. If use_backchain_to_restore_sp
529 then load backchain into a temp reg to restore vr and vrsave. Add
530 code to restore vr after frame pop if possible.
532 2008-04-17 Richard Guenther <rguenther@suse.de>
534 * tree-vn.c (expressions_equal_p): Do not check type
535 equality or compatibility before calling operand_equal_p.
536 * fold-const.c (operand_equal_p): Check equivalence of
537 integer constants before bailing out due to signedness or
538 precision differences.
539 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
540 spurious differences in type qualification. Ignore types
541 for COMPONENT_REFs at all.
543 2008-04-17 Christian Bruel <christian.bruel@st.com>
545 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
548 2008-04-16 Jakub Jelinek <jakub@redhat.com>
551 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
554 PR tree-optimization/35899
555 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
556 rather than TREE_OPERAND.
558 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
562 temporary registers. Change operand predicate to general_operand.
563 (remainderxf3): Ditto.
565 2008-04-16 Richard Guenther <rguenther@suse.de>
567 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
568 * tree-affine.c (aff_combination_expand): Look through some
571 2008-04-15 Doug Kwan <dougkwan@google.com>
573 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
575 * tree-pretty-print.c (dump_generic_node): Ditto.
576 * final.c (output_addr_const): Ditto.
577 * dwarf2out.c (output_cfi): Ditto.
578 * c-pretty-print.c (pp_c_integer_constant): Ditto.
579 * print-rtl.c (print_rtx): Ditto.
580 * print-tree.c (print_node_brief, print_node): Ditto.
581 * c-common.c (match_case_to_enum_1): Ditto.
582 * sched-vis.c (print_value): Ditto.
583 * config/i386/i386.c (print_operand): Cast to long unsigned int
586 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
587 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
588 MS Windows VirtualProtect function.
590 2008-04-15 Jan Hubicka <jh@suse.cz>
592 * gengtype.c (write_root): Param_is argument is OK.
593 * expr.c (expand_expr_real_1): Update call of get_exception_*.
594 * function.h: Include varray.h
595 (rtl_eh): New stucture based on except.c one.
596 (call_site_record): New forward declaration and vector type.
597 * calls.c (emit_call_1): Do not call
598 note_current_region_may_contain_throw.
599 * except.c (eh_status): Remove cur_region, try_region since they are
601 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
602 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
603 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
604 Remove call_site_data_used, call_site_data_size.
605 Turn call_site_record into vector in function.h.
606 (note_current_region_may_contain_throw): Remove.
607 (get_exception_pointer, get_exception_filter): Do not take struct
608 function argument; update.
609 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
610 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
611 build_post_landing_pads, dw2_build_landing_pads,
612 sjlj_assign_call_site_values, sjlj_mark_call_sites,
613 sjlj_emit_function_enter, sjlj_emit_function_enter,
614 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
615 sjlj_build_landing_pads, finish_eh_generation,
616 remove_exception_handler_label, remove_eh_handler,
617 maybe_remove_eh_handler, add_reachable_handler,
618 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
619 add_action_record, collect_one_action_chain, add_call_site,
620 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
621 sjlj_output_call_site_table, output_function_exception_table,
622 * except.h (note_current_region_may_contain_throw): Remove
623 (get_exception_pointer, get_exception_filter): Do not take struct
625 * Makefile.in (GTFILES): Put varargs before struct function.
627 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
629 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
631 (get_constraint_for): Deal with STRING_CST here instead.
633 2008-04-15 Richard Guenther <rguenther@suse.de>
635 * tree-ssa-propagate.c (substitute_and_fold): Substitute
636 statements in a basic-block with a backward walk. Do not
637 substitute into dead statements but instead remove those.
639 2008-04-15 Richard Guenther <rguenther@suse.de>
641 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
642 to zero, thus disable creation of SFTs.
644 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
646 * tree-predcom.c (suitable_reference_p): Return false if the
649 2008-04-15 Jakub Jelinek <jakub@redhat.com>
652 * c-decl.c (finish_decl): If extern or static var has variable
653 size, set TREE_TYPE (decl) to error_mark_node.
655 2008-04-15 Rafael Espindola <espindola@google.com>
657 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
660 2008-04-15 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
663 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
664 (visit_reference_op_load): Do walk vuse-vdef chains on
666 (visit_reference_op_store): But do not here.
667 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
669 (vn_lookup_with_vuses): But do so here.
671 2008-04-14 Ian Lance Taylor <iant@google.com>
673 * fold-const.c (fold_overflow_warning): Remove assertion.
675 2008-04-15 Ben Elliston <bje@au.ibm.com>
677 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
678 temp1 local variables.
680 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
683 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
684 ".text.unlikely" section as executable.
686 2008-04-14 James E. Wilson <wilson@tuliptree.org>
688 * config/ia64/ia64.c (rtx_needs_barrier): Handle
689 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
690 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
691 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
692 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
693 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
694 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
696 2008-04-14 Ian Lance Taylor <iant@google.com>
698 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
699 * fold-const.c (fold_comparison): If appropriate, test
700 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
701 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
702 reassociating a pointer type.
703 * doc/invoke.texi (Optimize Options): Document that
704 -fstrict-overflow applies to pointer wraparound.
706 2008-04-13 Jan Hubicka <jh@suse.cz>
708 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
710 2008-04-12 Andrew Pinski <pinskia@gmail.com>
712 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
713 we are going to "save the world".
715 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
717 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
718 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
719 operand 0 constraint, not "=".
721 2008-04-11 James E. Wilson <wilson@tuliptree.org>
723 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
725 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
727 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
728 of size of positions_needed * CHAR_BIT.
730 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
733 * dse.c (store_info): Change positions_needed to unsigned
735 (lowpart_bitmask): New.
736 (record_store): Cast to unsigned HOST_WIDE_INT for
737 positions_needed. Assert width <= size of positions_needed *
738 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
739 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
740 lowpart_bitmask to set mask.
742 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
744 * config/bfin/constraints.md: New file.
745 * config/bfin/bfin.md: Include it.
746 (adddi3): Use satisfies_constraint functions instead of the old macros.
747 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
748 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
749 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
750 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
751 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
752 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
753 EXTRA_CONSTRAINT): Delete.
754 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
755 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
757 * config/bfin/bfin.c: Include "tm-constrs.h".
758 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
759 Use satisfies_constraint functions instead of the old macros.
760 * doc/md.texi (Blackfin Constraints): Update file name reference.
762 2008-04-11 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/35869
765 * tree-vrp.c (execute_vrp): Move switch statement update after
766 jump threading. Schedule another cfg cleanup run.
768 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
771 * attribs.c (decl_attributes): Return early on errorneous node.
773 2008-04-10 Oleg Ryjkov <olegr@google.com>
775 * tree.h (struct tree_base): Added a new flag default_def_flag.
776 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
778 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
780 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
782 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
785 * pa.md: Define mode iterator P. Define mode attribute dwc.
786 (dcacheflush): Update pattern to use iterator P and attribute dwc.
787 (icacheflush): Likewise.
788 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
789 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
791 2008-04-11 Ben Elliston <bje@au.ibm.com>
793 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
795 2008-04-10 Rafael Espindola <espindola@google.com>
797 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
798 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
799 (extract_range_from_expr): The same.
801 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
803 * config/mips/mips.md (GPR2): New mode iterator.
805 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
806 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
807 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
808 Rewrite these to take two modes, the mode of comparison and the
809 mode of the destination.
810 * config/mips/mips.c (mips_expand_scc): Instead of having
811 paradoxical subreg as destination, expand "narrowing" scc if mode
812 of comparison is SI and target is requested in DI mode.
813 (mips_emit_int_order_test): Update comment. Make mode of
814 comparison match CMP0 rather than TARGET. When creating inverse
815 target use mode of TARGET.
817 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
819 * gcov-dump.c (tag_summary): Only print summaries for the first
820 GCOV_COUNTERS_SUMMABLE counters.
822 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386.md (absneg): New code iterator.
825 (absnegprefix): New code attribute.
826 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
827 patterns using absneg code iterator.
828 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
829 using absneg code iterator.
830 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
831 *neg<mode>2 patterns using absneg code iterator.
832 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
833 *negextendsfdf2 patterns using absneg code iterator.
834 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
835 *negextendsfxf2 patterns using absneg code iterator.
836 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
837 *negextendsfdf2 patterns using absneg code iterator.
838 * config/i386/sse.md (<code><mode>2): Macroize expander from
839 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
841 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
843 * config/s390/s390.h: Remove the remains of the recent search
844 & replace action of current_function_outgoing_args_size.
846 2008-04-10 Ira Rosen <irar@il.ibm.com>
848 PR tree-optimization/35821
849 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
850 NEW_STMT_LIST is not NULL.
852 2008-04-09 David Edelsohn <edelsohn@gnu.org>
855 * toplev.c (process_options): Remove -ffunction-sections debugging
858 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
860 PR middle-end/PR28690
861 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
862 than gen_rtx_fmt_ee to perform more canonicalizations.
864 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
867 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
869 2008-04-09 Richard Guenther <rguenther@suse.de>
871 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
872 (dump_function_to_file): Dump function arguments with types.
874 2008-04-08 Richard Guenther <rguenther@suse.de>
876 * fold-const.c (fold_widened_comparison): Do not allow
877 sign-changes that change the result.
879 2008-04-08 Janis Johnson <janis187@us.ibm.com>
882 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
883 kinds of indirect references.
885 2008-04-08 David Edelsohn <edelsohn@gnu.org>
887 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
888 GNU Fortran language string.
890 2008-04-08 Rafael Espindola <espindola@google.com>
892 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
893 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
894 * tree.h (tree_call_nonnegative_warnv_p): New.
896 2008-04-08 Jan Hubicka <jh@suse.cz>
898 * function.c (free_after_compilation): Clear out regno_reg_rtx
901 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
904 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
906 PR middle-end/PR28690
907 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
908 same precedence as REG_POINTER and MEM_POINTER operands.
910 2008-04-08 Richard Guenther <rguenther@suse.de>
913 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
914 for adding index to base.
916 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
918 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
919 (MINGW_ENABLE_EXECUTE_STACK): New.
920 (IN_LIBGCC2): For libgcc include windows.h file for
921 function declarations.
923 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
925 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
926 and tem2 if tem1 is not a REG or MULT.
928 2008-04-08 Jan Hubicka <jh@suse.cz>
930 * function.h (incomming_args): Break out of struct function.
931 (function_subsections): Break out of struct function.
932 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
933 return_rtx and hard_reg_initial_vals from struct function.
934 Kill inl_max_label_num.
935 (current_function_pops_args, current_function_args_info,
936 current_function_args_size, current_function_args_size,
937 current_function_pretend_args_size,
938 current_function_outgoing_args_size,
939 current_function_internal_arg_pointer, current_function_return_rtx):
940 Kill compatibility accestor macros.
941 * builtins.c (expand_builtin_apply_args_1): Update.
942 (expand_builtin_next_arg): Update.
943 * df-scan.c (df_get_call_refs): Update.
944 * dbxout.c (dbxout_function_end): Update.
945 * dwarf2out.c (dwarf2out_switch_text_section): Update.
946 (output_line_info): Update.
947 (secname_for_decl): Update.
948 (dwarf2out_var_location): Update.
949 * function.c (free_after_compilation): Update.
950 (assign_parm_find_stack_rtl): Update.
951 (assign_parms): Update.
952 (expand_dummy_function_end): Update.
953 (expand_function_end): Update.
954 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
955 (expand_call): Update.
956 (emit_library_call_value_1): Update.
957 (store_one_arg): Update.
958 * varasm.c (initialize_cold_section_name): Update.
959 (unlikely_text_section): Update.
960 (unlikely_text_section_p): Update.
961 (assemble_start_function): Update.
962 (assemble_end_function): Update.
963 (default_section_type_flags): Update.
964 (switch_to_section): Update.
965 * integrate.c (set_decl_abstract_flags): Update.
966 (get_hard_reg_initial_val): Update.
967 (has_hard_reg_initial_val): Update.
968 (allocate_initial_values): Update.
969 * resource.c (init_resource_info): Update.
970 * config/alpha/alpha.c (NUM_ARGS): Update.
971 (direct_return): Update.
972 (alpha_va_start): Update.
973 (alpha_sa_size): Update.
974 (alpha_initial_elimination_offset): Update.
975 (alpha_expand_prologue): Update.
976 (alpha_start_function): Update.
977 (alpha_expand_epilogue): Update.
978 (unicosmk_initial_elimination_offset):
979 * config/alpha/alpha.md (call expander): Update.
980 * config/s390/s390.c (s390_register_info): Update.
981 (s390_register_info): Update.
982 (s390_frame_info): Update.
983 (s390_initial_elimination_offset): Update.
984 (s390_build_builtin_va_list): Update.
985 (s390_va_start): Update.
986 * config/spu/spu.c (direct_return): Update.
987 (spu_expand_prologue): Update.
988 (spu_initial_elimination_offset): Update.
989 (spu_build_builtin_va_list): Update.
990 (spu_va_start): Update.
991 * config/sparc/sparc.c (sparc_init_modes): Update.
992 (sparc_compute_frame_size): Update.
993 (function_value): Update.
994 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
995 * config/i386/i386.md (return expander): Update.
996 * config/i386/i386.c (ix86_va_start): Update.
997 (ix86_can_use_return_insn_p): Update.
998 (ix86_compute_frame_layout): Update.
999 (ix86_expand_epilogue): Update.
1000 * config/sh/sh.c (output_stack_adjust): Update.
1001 (calc_live_regs): Update.
1002 (sh_expand_prologue): Update.
1003 (sh_builtin_saveregs): Update.
1004 (sh_va_start): Update.
1005 (initial_elimination_offset): Update.
1006 (sh_allocate_initial_value): Update.
1007 (sh_function_ok_for_sibcall): Update.
1008 (sh_get_pr_initial_val): Update.
1009 * config/sh/sh.md (return expander): Update.
1010 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1011 * config/crx/crx.c (crx_compute_frame): UPdate.
1012 (crx_initial_elimination_offset): UPdate.
1013 * config/xtensa/xtensa.c (compute_frame_size): Update
1014 (xtensa_builtin_saveregs): Update.
1015 (xtensa_va_start): Update.
1016 (order_regs_for_local_alloc): Update.
1017 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1018 (xstormy16_expand_builtin_va_start): Update.
1019 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1020 * config/m68hc11/m68hc11.md (return expanders): Update.
1021 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1022 (expand_epilogue): Update.
1023 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1024 (cris_simple_epilogue): Update.
1025 (cris_expand_prologue): Update.
1026 (cris_expand_epilogue): Update.
1027 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1028 (compute_frame_size): Update.
1029 * config/mt/mt.c (mt_compute_frame_size): Update.
1030 * config/mn10300/mn10300.c (expand_prologue): Update.
1031 (expand_epilogue): Update.
1032 (initial_offset): Update.
1033 (mn10300_builtin_saveregs):
1034 * config/mn10300/mn10300.md (return expander): Update.
1035 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1036 (ia64_initial_elimination_offset): Update.
1037 (ia64_initial_elimination_offset): Update.
1038 (ia64_expand_prologue): Update.
1039 * config/m68k/m68k.md (return expander): Update.
1040 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1041 (rs6000_stack_info): Update.
1042 * config/mcore/mcore.c (layout_mcore_frame): Update.
1043 (mcore_expand_prolog): Update.
1044 * config/arc/arc.c (arc_compute_frame_size): Update.
1045 * config/score/score3.c (score3_compute_frame_size): Update.
1046 * config/score/score7.c (score7_compute_frame_size): Update.
1047 * config/arm/arm.c (use_return_insn): Update.
1048 (thumb_find_work_register): Update.
1049 (arm_compute_save_reg_mask): Update.
1050 (arm_output_function_prologue): Update.
1051 (arm_output_epilogue): Update.
1052 (arm_size_return_regs): Update.
1053 (arm_get_frame_offsets): Update.
1054 (arm_expand_prologue): Update.
1055 (thumb_exit): Update.
1056 (thumb_unexpanded_epilogue): Update.
1057 (thumb1_output_function_prologue): Update.
1058 * config/pa/pa.md (return expander): Update.
1059 * config/pa/pa.c (compute_frame_size): Update.
1060 (hppa_builtin_saveregs): Update.
1061 * config/mips/mips.c (mips_va_start): Update.
1062 (mips16_build_function_stub): Update.
1063 (mips_compute_frame_info): Update.
1064 (mips_restore_gp): Update.
1065 (mips_output_function_prologue): Update.
1066 (mips_expand_prologue): Update.
1067 * config/v850/v850.c (compute_frame_size): Update.
1068 (expand_prologue): * config/mmix/mmix.c (along): update.
1069 (mmix_initial_elimination_offset): update.
1070 (mmix_reorg): update.
1071 (mmix_use_simple_return): update.
1072 (mmix_expand_prologue): update.
1073 (mmix_expand_epilogue): Update.
1074 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1075 (emit_link_insn): Update.
1077 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1079 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1080 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1082 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1085 2008-04-07 Jan Hubicka <jh@suse.cz>
1087 * function.h (rtl): Rename to x_rtl.
1089 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1090 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1091 used_temp_slots avail_temp_slots, temp_slot_level,
1092 nonlocal_goto_handler_labels): Update accesstors.
1093 (rtl): New global variable.
1094 (struct function): Move some fileds to rtl_data.
1095 (get_arg_pointer_save_area): Update prototype.
1096 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1097 get_arg_pointer_save_area.
1098 * expr.c (init_expr): Update
1099 * function.c (get_frame_size): Update
1100 (assign_stack_local): Update
1101 (expand_function_end): Update.
1102 (get_art_pointer_save_area): Update
1104 * emit-rtl.c (rtl): Declare.
1105 (regno_reg_rtx): Declare.
1106 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1108 (gen_reg_rtx): Update.
1109 * varasm.c (n_deferred_constatns): Update accestor.
1110 (init_varasm_status): Do not allocate varasm_status.
1111 (force_const_mem, get_pool_size, output_constant_pool): Update.
1112 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1113 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1114 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1115 * sparc/sparc.h (INIT_EXPANDERS): Update.
1116 * ia64/ia64.h (INIT_EXPANDERS): Update.
1118 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1120 * reload.c (push_secondary_reload): Add missing break to for loop.
1122 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1124 PR middle-end/PR28690
1125 * rtlanal.c: Update copyright years.
1126 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1127 as REG_POINTER and MEM_POINTER operands.
1128 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1129 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1130 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1131 * gcse.c: Update copyright years.
1132 (pre_delete): Call gen_reg_rtx_and_attrs.
1133 (hoist_code): Likewise.
1134 (build_store_vectors): Likewise.
1135 (delete_store): Likewise.
1136 * loop-invariant.c (move_invariant_reg): Likewise.
1137 Update copyright years.
1139 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1142 control string instead of quoted.
1144 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1146 * doc/rtl.texi: Rewrite of subreg section.
1148 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1151 * config/i386/i386.c (legitimize_pic_address): Add treating
1152 of dllimport SYM_REF's.
1153 (legitimize_dllimport_symbol): Add prototype.
1155 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1157 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1158 reference in constructor with non self-referential type.
1160 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1162 Removal of Return with Depressed Stack Pointer support
1163 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1164 (ECF_SP_DEPRESSED): Likewise.
1165 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1166 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1167 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1168 (expand_call): Do not test ECF_SP_DEPRESSED.
1169 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1170 * function.c (keep_stack_depressed): Delete.
1171 (handle_epilogue_set): Likewise.
1172 (update_epilogue_consts): Likewise.
1173 (emit_equiv_load): Likewise.
1174 (thread_prologue_and_epilogue_insns): Remove support for Return with
1175 Depressed Stack Pointer.
1176 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1178 2008-04-06 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/35400
1181 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1182 information from SSA_NAMEs.
1184 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1186 * config/avr/avr.h (avr_mega_p): Remove declaration.
1187 (AVR_MEGA): Remove macro.
1188 * config/avr/avr.c (avr_mega_p): Remove variable.
1189 (avr_override_options): Remove inicializion of avr_mega_p.
1190 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1191 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1192 (avr_jump_mode): (Ditto.).
1193 (avr_output_progmem_section_asm_op): (Ditto.).
1194 (avr_asm_init_sections): (Ditto.).
1195 (avr_asm_init_sections): (Ditto.).
1196 (avr_rtx_costs): (Ditto.).
1197 * config/avr/avr.md: (Ditto.).
1198 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1201 2008-04-06 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/35842
1204 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1205 is_gimple_invariant_address.
1207 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1209 * gcc.c (default_compilers): Sync Fortran extensions list with
1210 that in fortran/lang-specs.h.
1211 * doc/invoke.texi: Likewise.
1212 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1213 * dwarf2out.c (gen_compile_unit_die): Likewise.
1215 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1217 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1219 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1223 attribute is used for nested functions.
1225 2008-04-05 Jan Hubicka <jh@suse.cz>
1227 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1229 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1231 (dump_files): Update.
1232 (enable_rtl_dump_file): Do not accept letter argument.
1233 * tree-pass.h (dump_file_info): Remove letter argument.
1234 * toplev.c (decode_d_option): Update -da handling.
1235 * toplev.h (enable_rtl_dump_file): Update prototype.
1236 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1237 it out based on pass type.
1238 (register_dump_files_1): Likewise.
1239 (init_optimization_passes): Update register_one_dump_file calls.
1240 (execute_one_pass): Sanity check that IPA passes are called at IPA
1241 level and RTL passes at RTL level.
1242 (execute_pass_list): IPA pass can not be after or subpass of
1244 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1245 disallov RTL subpasses of IPA subpasses.
1247 2008-04-05 Ben Elliston <bje@au.ibm.com>
1249 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1250 builtins that return exactly once and do not throw. Cache call to
1253 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1255 PR rtl-optimization/34916
1257 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1258 between instruction pairs.
1260 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1262 * doc/invoke.texi: Document -mbitops for SH.
1263 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1264 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1265 * config/sh/sh.c (print_operand): Add %t operand code.
1266 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1267 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1268 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1269 (extendqihi2): Likewise.
1270 (movqi_i): Likewise.
1271 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1272 (extv): Use bld instruction for SH2A if possible.
1274 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1275 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1276 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1277 (bset.b, bclr.b): Define peepholes.
1278 * config/sh/sh.opt (mbitops): New option.
1280 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1283 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1284 and view convert expression.
1286 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1289 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1291 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1293 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1295 * config/i386/cpuid.h (bit_AES): New.
1296 (bit_PCLMUL): Likewise.
1298 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1299 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1300 SSE2 if AES or PCLMUL is enabled.
1301 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1302 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1303 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1304 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1305 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1306 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1307 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1308 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1309 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1310 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1311 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1312 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1313 __builtin_ia32_aeskeygenassist128 and
1314 __builtin_ia32_pclmulqdq128.
1315 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1316 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1317 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1319 * config/i386/i386.h (TARGET_AES): New.
1320 (TARGET_PCLMUL): Likewise.
1321 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1323 * config/i386/i386.md (UNSPEC_AESENC): New.
1324 (UNSPEC_AESENCLAST): Likewise.
1325 (UNSPEC_AESDEC): Likewise.
1326 (UNSPEC_AESDECLAST): Likewise.
1327 (UNSPEC_AESIMC): Likewise.
1328 (UNSPEC_AESKEYGENASSIST): Likewise.
1329 (UNSPEC_PCLMUL): Likewise.
1331 * config/i386/i386.opt (maes): New.
1332 (mpclmul): Likewise.
1334 * config/i386/sse.md (aesenc): New pattern.
1335 (aesenclast): Likewise.
1337 (aesdeclast): Likewise.
1339 (aeskeygenassist): Likewise.
1340 (pclmulqdq): Likewise.
1342 * config/i386/wmmintrin.h: New.
1344 * doc/extend.texi: Document AES and PCLMUL built-in function.
1346 * doc/invoke.texi: Document -maes and -mpclmul.
1348 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1350 * function.c (free_after_parsing): Replace with
1351 cxx_push_function_context from C++ front-end.
1352 (allocate_struct_function): Don't call langhook.
1353 * langhooks.h (struct lang_hooks_for_functions): Delete.
1354 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1356 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1357 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1358 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1359 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1360 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1361 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1362 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1364 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1365 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1367 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1370 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1373 2008-04-04 Richard Guenther <rguenther@suse.de>
1376 * fold-const.c (optimize_minmax_comparison): Use the correct
1377 type for the constant in the simplified comparison.
1379 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1381 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1382 Pass L2 size as "--param l2-cache-size" to the compiler.
1383 (decode_l2_cache): New function to decode L2 cache parameters using
1384 0x8000006 extended cpuid function.
1385 (detect_caches_amd): Determine parameters of L2 cache using
1386 decode_l2_caches function.
1387 (decode_caches_intel): Decode L2 cache parameters.
1388 (detect_caches_intel): Determine L2 cache parameters using
1389 decode_caches_intel and decode_l2_caches functions.
1391 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1393 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1394 secondary input reload for subword loads from the constant pool.
1396 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1399 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1400 constants of the appropriate size for runtime calculations.
1403 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1404 decimal-float literal constant zero.
1406 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1409 * c-parser.c (c_parser_omp_atomic): Call
1410 default_function_array_conversion on the RHS.
1413 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1414 call is_variable_sized if decl has incomplete type.
1416 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1418 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1420 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1422 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1424 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1425 (sgt<u>): Merge sgt and sgtu into new expander.
1426 (sgt, sgtu): Remove expanders.
1427 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1428 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1429 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1430 *sgtu_<mode>_mips16 into new pattern.
1431 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1432 (sge<u>): Merge sge and sgeu into new expander.
1433 (sge, sgeu): Remove expanders.
1434 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1436 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1437 (slt<u>): Merge slt and sltu into new expander.
1438 (slt, sltu): Remove expanders.
1439 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1440 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1441 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1442 *sltu_<mode>_mips16 into new pattern.
1443 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1444 (sle<u>): Merge sle and sleu into new expander.
1445 (sle, sleu): Remove expanders.
1446 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1447 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1448 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1449 *sleu_<mode>_mips16 into new pattern.
1450 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1452 2008-04-03 Jan Hubicka <jh@suse.cz>
1454 PR tree-optimization/35795
1455 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1456 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1457 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1458 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1459 * score/score3.c (score3_output_mi_thunk): Likewise.
1460 * score/score7.c (score7_output_mi_thunk): Likewise.
1461 * mips/mips.c (mips_output_mi_thunk): Likewise.
1463 2008-04-03 Richard Guenther <rguenther@suse.de>
1465 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1466 conversions. Simplify code.
1468 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1470 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1472 2008-04-03 Tom Tromey <tromey@redhat.com>
1473 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1475 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1476 * config/bfin/t-bfin-linux (generated_files): Add
1477 linux-sysroot-suffix.h.
1478 * doc/install.texi (Prerequisites): Require make 3.80.
1479 * doc/sourcebuild.texi (Front End Directory): Document new
1481 * Makefile.in (generated_files): New variable.
1482 (ALL_HOST_OBJS): New variable.
1483 ($(ALL_HOST_OBJS)): New target.
1485 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1487 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1488 (remap_block): Call id->transform_lang_insert_block instead
1490 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1491 Set id.transform_lang_insert_block to NULL.
1492 (clone_body): Move to cp/optimize.c
1493 * tree-inline.h (struct copy_body_data): Change
1494 transform_lang_insert_block to function pointer.
1495 (copy_generic_body, copy_decl_no_change): Export.
1496 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1497 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1498 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1500 * c-tree.h (insert_block): Kill.
1501 * c-decl.c (insert_block): Kill.
1503 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1505 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1506 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1507 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1509 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1510 argument, call {push,pop}_function_context from here.
1511 * c-parser.c: Use c_{push,pop}_function_context.
1513 * function.c (push_function_context_to): Move meat ...
1514 (push_function_context): ... here. Simplify.
1515 * function.c (pop_function_context_from): Move meat ...
1516 (pop_function_context): ... here. Simplify.
1517 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1519 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1520 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1521 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1522 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1524 2008-04-03 Ben Elliston <bje@au.ibm.com>
1526 * expmed.c (extract_force_align_mem_bit_field): Remove.
1528 2008-04-03 Richard Guenther <rguenther@suse.de>
1531 * expr.h (try_casesi): Adjust prototype.
1532 * expr.c (try_casesi): Take fallback label as extra parameter.
1533 Use that for gen_casesi if default_label is NULL.
1534 * stmt.c (expand_case): Pass fallback label to try_casesi,
1535 make sure to fill gaps with a fallback label if default_label
1538 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1541 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1543 2008-04-03 Ben Elliston <bje@au.ibm.com>
1545 * expmed.c (extract_split_bit_field): Remove if (0) code.
1546 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1547 (do_ds_constraint): Likewise.
1549 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1551 * doc/cppopts.texi (-dU): Document.
1552 * c-common.h (flag_dump_macros): Update comment.
1553 * c-opts.c (handle_OPT_d): Handle -dU.
1554 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1555 dump_queued_macros, cb_used_define, cb_used_undef): New.
1556 (init_pp_output): Handle -dU.
1557 (cb_line_change): Call dump_queued_macros.
1558 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1560 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1562 * config/avr/predicates.md (io_address_operand): New predicate.
1563 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1564 * config/avr/avr.c (avr_io_address_p): Remove function.
1565 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1566 'avr_io_address_p' function.
1567 (out_movhi_r_mr): (Ditto.).
1568 (out_movqi_mr_r): (Ditto.).
1569 (out_movhi_mr_r): (Ditto.).
1570 (avr_address_cost): (Ditto.).
1572 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1575 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1576 in 32bit mode when XMM registers are available to avoid store
1578 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1579 corresponding post-reload splitters.
1581 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1583 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1584 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1585 __builtin_ia32_roundss.
1586 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1587 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1588 __builtin_ia32_roundss.
1589 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1590 IX86_BUILTIN_SHUFPD here.
1592 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386.md (plogic): New.
1595 (plogicprefix): Likewise.
1597 * config/i386/mmx.md (mmx_<code><mode>3): New.
1598 (mmx_and<mode>3): Removed.
1599 (mmx_ior<mode>3): Likewise.
1600 (mmx_xor<mode>3): Likewise.
1602 * config/i386/sse.md (<code><mode>3): New.
1603 (*<code><mode>3): Likewise.
1604 (*<code><mode>3): Likewise.
1605 (<code><mode>3): Likewise.
1606 (*sse_<code><mode>3): Likewise.
1607 (*sse2_<code><mode>3): Likewise.
1608 (<code>tf3): Likewise.
1609 (*<code>tf3): Likewise.
1610 (and<mode>3): Likewise.
1611 (*and<mode>3): Likewise.
1612 (ior<mode>3): Removed.
1613 (*ior<mode>3): Likewise.
1614 (xor<mode>3): Likewise.
1615 (*xor<mode>3): Likewise.
1616 (*and<mode>3): Likewise.
1617 (*ior<mode>3): Likewise.
1618 (*xor<mode>3): Likewise.
1619 (and<mode>3): Likewise.
1620 (*sse_and<mode>3): Likewise.
1621 (*sse2_and<mode>3): Likewise.
1623 (*andtf3): Likewise.
1624 (ior<mode>3): Likewise.
1625 (*sse_ior<mode>3): Likewise.
1626 (*sse2_ior<mode>3): Likewise.
1628 (*iortf3): Likewise.
1629 (xor<mode>3): Likewise.
1630 (*sse_xor<mode>3): Likewise.
1631 (*sse2_xor<mode>3): Likewise.
1633 (*xortf3): Likewise.
1635 2008-04-02 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/14495
1638 PR tree-optimization/34793
1639 * tree-vrp.c (struct switch_update): New structure.
1640 (to_remove_edges, to_update_switch_stmts): New VECs.
1641 (simplify_switch_using_ranges): New function. Remove not taken
1642 case labels and edges.
1643 (simplify_stmt_using_ranges): Call it.
1644 (identify_jump_threads): Mark edges we have queued for removal
1645 so we don't thread them.
1646 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1648 * tree-cfg.c (group_case_labels): Deal with missing default label.
1649 (tree_verify_flow_info): Allow missing default label.
1650 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1651 (emit_case_nodes): Likewise.
1652 (expand_case): Do not rely on the default label to be present.
1653 * expr.c (try_casesi): Deal with NULL default_label.
1654 (do_tablejump): Likewise.
1656 2008-04-02 Richard Guenther <rguenther@suse.de>
1658 PR tree-optimization/14495
1659 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1660 SWITCH_EXPR here ...
1661 (vrp_visit_switch_stmt): ... but here (new function).
1662 (find_case_label_index): New helper function.
1663 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1665 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1667 * fwprop.c: Fix ISO-C99ism.
1669 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1672 * Makefile.in (objdir): Set it here.
1673 * configure.ac: Not here. Find dynamic linker characteristics.
1674 * exec-tool.in: Use them.
1675 * aclocal.m4: Regenerate.
1676 * configure: Regenerate.
1678 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1680 * expr.c (expand_var): Delete it.
1681 * expr.h (expand_var): Delete prototype.
1682 * function.c (expand_function_start): Use expand_decl instead.
1683 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1686 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1688 PR rtl-optimization/35542
1689 * fwprop.c (forward_propagate_and_simplify): Replace
1690 loc_reg_mentioned_in_p with reg_mentioned_p.
1692 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1694 PR rtl-optimization/35281
1695 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1696 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1697 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1698 (varying_mem_p): Move above propagate_rtx.
1699 (all_uses_available_at): Do not check MEMs.
1701 2008-04-02 Rafael Espindola <espindola@google.com>
1703 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1704 (register_edge_assert_for_2): Split the cond argument.
1705 (register_edge_assert_for_1): Adjust for the change in
1706 register_edge_assert_for_2.
1707 (register_edge_assert_for): Split the cond argument.
1708 (find_switch_asserts): Adjust for the change in
1709 register_edge_assert_for.
1711 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1713 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1714 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1715 offsets for 64-bit mingw.
1716 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1717 abi for x86_64-pc-mingw.
1719 2008-04-02 Richard Guenther <rguenther@suse.de>
1721 * tree-vrp.c (extract_range_from_assert): Make sure to not
1722 produce range min/max with TREE_OVERFOW set.
1723 If merging a anti-range and a range keep the anti-range if
1724 the range covers all values of the type.
1725 (register_edge_assert_for_2): Only allow sign-changing
1726 conversions in detecting canonical range checks. Also
1727 register an assert for the unsigned name if useful.
1729 PR tree-optimization/35787
1730 * tree-vrp.c (vrp_val_max): New function.
1731 (vrp_val_min): Likewise.
1732 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1733 (vrp_val_is_min): Likewise.
1734 (supports_overflow_infinity): Use vrp_val_{min,max}.
1735 (negative_overflow_infinity): Likewise.
1736 (positive_overflow_infinity): Likewise.
1737 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1738 (is_positive_overflow_infinity): Likewise.
1739 (is_overflow_infinity): Likewise.
1740 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1741 vrp_val_is_{min,max}.
1742 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1743 to ranges if possible. Avoid empty ranges.
1745 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1748 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1749 the expression is a function address.
1751 2008-04-01 George Helffrich <george@gcc.gnu.org>
1753 PR fortran/PR35154, fortran/PR23057
1754 * fortran/trans-common.c (create_common): Add decl to function
1755 chain to preserve identifier scope in debug output.
1757 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1758 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1759 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1760 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1762 (dbxout_syms): Check for COMMON-based symbol and wrap in
1763 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1764 in bracket for efficiency.
1766 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1767 using DW_TAG_common_block + member offset.
1768 (add_pubname_string): New function.
1769 (dw_expand_expr): New function to find block name and offset for
1771 (common_check): New function to check whether symbol in Fortran COMMON.
1772 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1774 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1775 use of common is unchanged.
1777 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1778 with all combinations of debug options available on target.
1779 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1780 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1781 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1782 .stabs functionality.
1783 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1784 DWARF functionality.
1786 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1789 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1791 2008-04-02 Ben Elliston <bje@au.ibm.com>
1793 * config/v850/v850.md (casesi): Remove if (0) code.
1794 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1795 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1797 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/i386.md (rex64suffix): New mode attribute.
1800 (floathi<mode>2): Disable expander for SSE math.
1801 (*floathi<mode>2_1): New insn insn_and_split pattern.
1802 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1803 corresponding post-reload splitters.
1804 (*floathi<mode>2_i387): New macroized insn pattern.
1805 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1806 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1807 insn_and_split pattern.
1808 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1809 New macroized instruction patterns and corresponding post-reload
1811 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1812 and corresponding post-reload splitters.
1813 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1814 New macroized instruction patterns.
1815 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1816 macroized instruction patterns and corresponding post-reload splitters.
1817 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1818 corresponding post-reload splitters.
1819 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1820 New macroized instruction patterns.
1821 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1822 corresponding post-reload splitters.
1823 (*floatsi<mode>2_i387): New macroized instruction patterns.
1825 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/i386.md (smaxmin): New.
1828 (umaxmin): Likewise.
1829 (maxminiprefix): Likewise.
1830 (maxminfprefix): Likewise.
1831 (<code><mode>3): Likewise.
1832 (smin<mode>3): Removed.
1833 (smax<mode>3): Likewise.
1835 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1836 (mmx_<code>v4hi3): Likewise.
1837 (mmx_<code>v8qi3): Likewise.
1838 (mmx_smaxv2sf3): Removed.
1839 (mmx_sminv2sf3): Likewise.
1840 (mmx_umaxv8qi3): Likewise.
1841 (mmx_smaxv4hi3): Likewise.
1842 (mmx_uminv8qi3): Likewise.
1843 (mmx_sminv4hi3): Likewise.
1845 * config/i386/sse.md (<addsub><mode>3): New.
1846 (*<addsub><mode>3): Likewise.
1847 (<sse>_vm<addsub><mode>3): Likewise.
1848 (<maxmin><mode>3): Likewise.
1849 (*<maxmin><mode>3_finite): Likewise.
1850 (*<maxmin><mode>3): Likewise.
1851 (<sse>_vm<maxmin><mode>3): Likewise.
1852 (sse3_h<addsub>v4sf3): Likewise.
1853 (sse3_h<addsub>v2df3): Likewise.
1854 (<maxmin>v16qi3): Likewise.
1855 (*<maxmin>v16qi3): Likewise.
1856 (<maxmin>v8hi3): Likewise.
1857 (*<maxmin>v8hi3): Likewise.
1858 (*sse4_1_<maxmin><mode>3): Likewise.
1859 (*sse4_1_<maxmin><mode>3): Likewise.
1860 (add<mode>3): Removed.
1861 (*add<mode>3): Likewise.
1862 (<sse>_vmadd<mode>3): Likewise.
1863 (sub<mode>3): Likewise.
1864 (*sub<mode>3): Likewise.
1865 (<sse>_vmsub<mode>3): Likewise.
1866 (smin<mode>3): Likewise.
1867 (*smin<mode>3_finite): Likewise.
1868 (*smin<mode>3): Likewise.
1869 (<sse>_vmsmin<mode>3): Likewise.
1870 (smax<mode>3): Likewise.
1871 (*smax<mode>3_finite): Likewise.
1872 (*smax<mode>3): Likewise.
1873 (<sse>_vmsmax<mode>3): Likewise.
1874 (sse3_haddv4sf3): Likewise.
1875 (sse3_haddv2df3): Likewise.
1876 (sse3_hsubv4sf3): Likewise.
1877 (sse3_hsubv2df3): Likewise.
1878 (umaxv16qi3): Likewise.
1879 (*umaxv16qi3): Likewise.
1880 (smaxv8hi3): Likewise.
1881 (*smaxv8hi3): Likewise.
1882 (*sse4_1_smax<mode>3): Likewise.
1883 (*sse4_1_umax<mode>3): Likewise.
1884 (uminv16qi3): Likewise.
1885 (*uminv16qi3): Likewise.
1886 (sminv8hi3): Likewise.
1887 (*sminv8hi3): Likewise.
1888 (*sse4_1_smin<mode>3): Likewise.
1889 (*sse4_1_umin<mode>3): Likewise.
1891 2008-04-01 Rafael Espindola <espindola@google.com>
1893 * tree-cfg.c (verify_expr): remove in_phi.
1894 (verify_stmt): Don't call walk_tree with verify_expr. Use
1895 is_gimple_min_invariant instead of is_gimple_val.
1897 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1899 * doc/include/gpl_v3.texi: Update for manpage generation.
1900 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1902 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1903 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1904 gpl_v3.texi instead of gpl.texi.
1907 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1910 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1912 2008-04-01 Rafael Espindola <espindola@google.com>
1914 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1915 (extract_code_and_val_from_cond): Use
1916 extract_code_and_val_from_cond_with_ops.
1918 2008-04-01 Jan Hubicka <jh@suse.cz>
1920 * function.c (free_after_compilation): Free epilogue_delay_list.
1921 (prepare_function_start): Assert that previous compilation was freed.
1923 2008-04-01 Jan Hubicka <jh@suse.cz>
1924 Jim Wilson <wilson@tuliptree.org>
1925 Andreas Tobler <andreast@gcc.gnu.org>
1928 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1929 rtl.emit instead cfun->emit.
1930 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1931 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1933 2008-04-01 Ben Elliston <bje@au.ibm.com>
1935 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1937 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1939 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1941 (fprofile-use): Add var flag_profile_use
1942 * coverage.c (coverage_begin_output): Do not open a gcno file for
1943 output only if -ftest-coverage is set.
1944 Do not add getpwd() to gcda file path.
1945 (build_gcov_info): Check the new flag
1946 flag_profile_datafile_relative_path.
1947 (coverage_init): Use profile_data_prefix.
1948 Read profile counter only if flag_profile_use is set.
1949 * opts.c (common_handle_option): New option fprofile-use=,
1950 fprofile-dir=, fprofile-generate=.
1951 * toplev.c (profile_data_prefix): New variable definition.
1952 * toplev.h (profile_data_prefix): New declaration.
1953 * doc/invoke.tex (Option Summary, Optimization Options):
1956 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1958 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1959 use tmp consistently.
1962 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1963 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1964 UNSPEC_FR_RECIP_APPROX_RES.
1965 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1967 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1970 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1972 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1975 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1976 element of the vector via a pointer.
1978 2008-03-31 Ian Lance Taylor <iant@google.com>
1980 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1982 2008-03-31 Jan Hubicka <jh@suse.cz>
1984 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1985 get_arg_pointer_save_area.
1986 * expr.c (init_expr): Just clear out rtl.expr.
1987 * function.c (free_after_compilation): Clear out whole RTL structure.
1988 (get_func_frame_size): Merge into ...
1989 (get_frame_size): ... this one.
1990 (assign_stack_local_1): Merge into ...
1991 (assign_stack_local): ... this one.
1992 (expand_function_end): Update call of get_arg_pointer_save_area.
1993 (get_art_pointer_save_area): Remove cfun argument.
1994 * function.h (emit_status): regno_pointer_align does not need length
1995 attribute. Move x_regno_reg_rtx to ...
1996 (regno_reg_rtx): ... new global array.
1997 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1998 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1999 apply_args_value, forced_labels, stack_pointer_delta):
2001 (struct varasm_status): Move here from varasm.c
2002 (struct rtl_data): New. Move here some fields from struct function.
2003 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2004 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2005 used_temp_slots avail_temp_slots, temp_slot_level,
2006 nonlocal_goto_handler_labels): Update accesstors.
2007 (rtl): New global variable.
2008 (struct function): Move some fileds to rtl_data.
2009 (get_arg_pointer_save_area): Update prototype.
2010 * emit-rtl.c (rtl): Declare.
2011 (regno_reg_rtx): Declare.
2012 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2014 (gen_reg_rtx): Update.
2015 (init_virtual_regs): Do not tate emit_status argument.
2016 (init_emit): Do not allocate emit.
2017 * varasm.c (varasm_statuc): Move to function.h.
2018 (n_deferred_constatns): Update accestor.
2019 (init_varasm_status): Do not allocate varasm_status.
2020 (force_const_mem, get_pool_size, output_constant_pool): Update.
2021 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2022 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2024 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2026 PR rtl-optimization/35729
2027 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2030 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2033 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2034 load/store if memory is unaligned.
2035 (*movti_rex64): Likewise.
2037 * config/i386/predicates.md (misaligned_operand): New.
2039 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2042 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2045 2008-03-31 Jan Beulich <jbeulich@novell.com>
2047 * config/ia64/constraints.md: Add 'j' constraint.
2048 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2049 (movdi_internal): Likewise.
2051 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2054 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2056 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2059 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2060 proper error message for the third argument on blendpd and
2063 * config/i386/sse.md (blendbits): New.
2064 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2066 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2068 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2070 2008-03-30 Richard Guenther <rguenther@suse.de>
2073 * fold-const.c (fold_sign_changed_comparison): Do leave
2074 conversions to base-types alone.
2076 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2078 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2079 the link register if one altivec register is be saved.
2081 2008-03-30 Ben Elliston <bje@au.ibm.com>
2083 * final.c (final_scan_insn): Remove if (0) code.
2085 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2087 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2089 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2092 of V4SFmode to ix86_binary_operator_ok.
2094 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/i386.c (override_options): Initialize
2097 ix86_veclib_handler to ix86_veclibabi_svml when
2098 -mveclibabi=svml is used.
2099 (ix86_veclibabi_svml): New function for SVML ABI style
2100 vectorization support.
2101 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2103 2008-03-28 Rafael Espindola <espindola@google.com>
2105 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2106 (tree_binary_nonnegative_warnv_p): Make it public.
2107 (tree_single_nonnegative_warnv_p): Make it public.
2108 (tree_invalid_nonnegative_warnv_p): Make it public.
2109 (tree_unary_nonzero_warnv_p): Make it public.
2110 (tree_binary_nonzero_warnv_p): Make it public
2111 (tree_single_nonzero_warnv_p): Make it public.
2112 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2113 (extract_range_from_binary_expr): Split the expr argument.
2114 (extract_range_from_unary_expr): Split the expr argument.
2115 (extract_range_from_comparison): Split the expr argument.
2116 (extract_range_from_expr): Use the new aux functions.
2117 (vrp_evaluate_conditional_warnv): Use
2118 vrp_evaluate_conditional_warnv_with_ops.
2119 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2120 (tree_binary_nonzero_warnv_p): Declare.
2121 (tree_single_nonzero_warnv_p): Declare.
2122 (tree_expr_nonzero_warnv_p): Declare.
2123 (tree_unary_nonnegative_warnv_p): Declare.
2124 (tree_binary_nonnegative_warnv_p): Declare.
2125 (tree_single_nonnegative_warnv_p): Declare.
2126 (tree_invalid_nonnegative_warnv_p): Declare.
2128 2008-03-28 Richard Guenther <rguenther@suse.de>
2130 PR tree-optimization/30317
2131 PR tree-optimization/30911
2132 PR tree-optimization/34793
2133 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2134 (struct assert_locus_d): New member EXPR.
2135 (register_new_assert_for): Add EXPR parameter to support
2136 ASSERT_EXPR <name, expr OP limit>.
2137 (register_edge_assert_for_1): Adjust callers.
2138 (find_assert_locations): Likewise.
2139 (process_assert_insertions_for): Build condition from expression.
2140 (extract_range_from_assert): Handle ASSERT_EXPRs
2141 of the form ASSERT_EXPR <name, expr OP limit>.
2142 (register_edge_assert_for_2): New helper registering
2143 asserts for comparisons. Recognize range tests of the form
2144 (unsigned)i - CST1 OP CST2.
2145 (register_edge_assert_for_1): Use it.
2146 (register_edge_assert_for): Likewise.
2147 (needs_overflow_infinity): Integer sub-types
2148 do not need overflow infinities.
2149 (vrp_val_is_max): The extreme values of integer sub-types
2150 are those of the base type.
2151 (vrp_val_is_min): Likewise.
2152 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2155 2008-03-28 Nick Clifton <nickc@redhat.com>
2158 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2159 Return GENERAL_REGS for stack adjustment reloads.
2161 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2164 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2165 const_vector when all the vectors are constant.
2167 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2169 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2171 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2172 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2174 (s<code>_sf): Use new scc_sf attribute for opcode names.
2176 2008-03-27 Tom Tromey <tromey@redhat.com>
2178 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2179 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2180 config/spu/t-spu-elf, config/i386/t-interix,
2181 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2182 config/i386/x-darwin, config/i386/x-mingw32,
2183 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2184 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2185 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2186 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2187 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2188 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2189 config/score/t-score-elf, config/arm/t-strongarm-pe,
2190 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2191 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2192 Revert automatic dependency patch.
2194 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/i386.c (ix86_function_arg_boundary): Align
2198 decimal floating point to its natural boundary.
2200 2008-03-27 Richard Guenther <rguenther@suse.de>
2203 * fold-const.c (fold_comparison): Restrict distinct decl
2204 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2205 solely rely on operand_equal_p.
2207 2008-03-27 Richard Guenther <rguenther@suse.de>
2210 * c-common.c (handle_weak_attribute): Reject combination of
2213 2008-03-27 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/32810
2216 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2217 conversions from DECL_INITIAL.
2218 (fold_const_aggregate_ref): Likewise from constructor elements.
2220 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2222 * tree-affine.h (aff_combination_expand): Declare.
2223 (get_inner_reference_aff): Likewise.
2224 * tree-affine.c (aff_combination_expand): Split out from
2225 tree_to_aff_combination_expand.
2226 (get_inner_reference_aff): New function.
2227 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2228 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2229 (struct lim_aux_data): sm_done field removed.
2230 (mem_ref_loc_p, mem_ref_locs_p): New types.
2231 (struct mem_ref): Added id, stored, accesses_in_loop,
2232 indep_loop, dep_loop, indep_ref, dep_ref fields.
2233 Removed is_stored, locs and next fields.
2234 (memory_accesses): New variable.
2235 (movement_possibility): Do not allow moving statements
2236 that store to memory.
2237 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2239 (determine_max_movement): For statements with memory references,
2240 find the outermost loop in that the reference is independent.
2241 (move_computations_stmt): Mark the virtual operands for renaming.
2242 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2243 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2244 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2245 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2246 create_vop_ref_mapping, analyze_memory_references,
2247 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2248 get_all_locs_in_loop, ref_always_accessed_p,
2249 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2250 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2251 store_motion_loop, store_motion): New functions.
2252 (struct vop_to_refs_elt): New type.
2253 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2254 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2255 (schedule_sm): Replaced by...
2256 (execute_sm): ... this.
2257 (determine_lsm_ref, hoist_memory_references,
2258 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2259 find_more_ref_vops, free_mem_ref, free_mem_refs,
2260 determine_lsm_loop, determine_lsm): Removed.
2261 (tree_ssa_lim_finalize): Free data structures used by store motion.
2262 (tree_ssa_lim): Call analyze_memory_references. Use
2263 store_motion instead of determine_lsm.
2265 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2267 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2268 rename tmake_file to m68hc11/t-m68hc11.
2269 (mcore): Set inhibit_libc to true.
2270 * config.host (alpha*-dec-*vms*): Set extra_programs.
2271 (interix3*): Don't use host_xmake_file.
2272 * configure.ac: Let config.gcc override inhibit_libc.
2273 * configure: Regenerate.
2275 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2276 * config/t-openbsd-thread: Remove commented out lines.
2278 * config/x-interix: Remove.
2280 * config/m68hc11/t-m68hc11-gas: Rename to...
2281 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2283 * config/mcore/t-mcore: Remove T_CFLAGS.
2284 * config/mcore/t-mcore-pe: Likewise.
2286 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2288 * configure.ac: Replace custom __GNU_SOURCE test with
2289 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2290 * aclocal.m4: Regenerate.
2291 * configure: Regenerate.
2292 * config.in: Regenerate.
2294 2008-03-27 Richard Guenther <rguenther@suse.de>
2296 * fold-const.c (target.h): Include.
2297 (fold_comparison): Fold comparison of addresses of decls
2298 that bind locally or of constants. Consolidate address folding code.
2299 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2300 results from fold_binary_to_constant.
2301 (compare_values_warnv): Likewise.
2303 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2306 * fold-const.c (fold_truthop): Check for integeral types when folding
2307 a == 0 && b == 0 and a != 0 || b != 0 .
2309 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2311 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2313 2008-03-26 Andreas Schwab <schwab@suse.de>
2315 * doc/invoke.texi: Fix use of @item vs. @itemx.
2317 2008-03-26 Tom Tromey <tromey@redhat.com>
2319 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2320 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2321 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2322 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2323 build/genconstants.o, build/genemit.o, build/genextract.o,
2324 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2325 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2328 2008-03-26 Richard Guenther <rguenther@suse.de>
2331 2008-03-26 Richard Guenther <rguenther@suse.de>
2333 * fold-const.c (target.h): Include.
2334 (fold_comparison): Fold comparison of addresses of two decls
2335 that bind locally. Consolidate address folding code.
2337 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2340 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2341 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2342 dconstsqrt2, dconstthird, dconste and/or dconst10.
2343 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2344 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2345 dconstsqrt2, dconste): Delete.
2346 (init_emit_once): Likewise. Simplify initializing dconstm1.
2348 * real.c (get_real_const): New.
2349 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2350 dconstsqrt2, dconste): Delete.
2351 (real_value_const, get_real_const): New.
2353 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2355 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2357 * config/i386/i386.c (ix86_function_arg_boundary): Check
2358 BIGGEST_ALIGNMENT instead of 128.
2359 (setup_incoming_varargs_64): Likewise.
2361 2008-03-26 Tom Tromey <tromey@redhat.com>
2363 * Makefile.in (DEPFILES): Add missing '/'.
2365 2008-03-26 Richard Guenther <rguenther@suse.de>
2367 * fold-const.c (target.h): Include.
2368 (fold_comparison): Fold comparison of addresses of two decls
2369 that bind locally. Consolidate address folding code.
2371 2008-03-26 Nick Clifton <nickc@redhat.com>
2374 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2375 not allow INT+INT as a legitimate addressing mode.
2377 2008-03-26 Richard Guenther <rguenther@suse.de>
2379 * tree-flow.h (widen_bitfield): Remove declaration.
2380 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2381 (widen_bitfield): Remove function.
2382 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2385 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2388 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2391 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2393 PR rtl-optimization/35232
2394 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2395 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2396 reg_reloaded_call_part_clobbered here.
2397 (reload_regs_reach_end_p): New function.
2398 (reload_reg_rtx_for_input): New variable.
2399 (reload_reg_rtx_for_output): Likewise.
2400 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2401 when reassigning a pseudo register. Load reloadreg from
2402 reload_reg_rtx_for_input, moving the mode and register
2404 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2405 instead of the original when deciding whether an input reload
2406 would be a no-op or whether an output reload can be deleted.
2407 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2408 when setting up new_spill_reg_store. Load it from
2409 reload_reg_rtx_for_output, moving the mode and register
2411 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2412 instead of the original when deciding whether an output reload
2413 would be a no-op. Do the same when modifying insn notes.
2414 Use rtx_equal_p instead of == to compare the registers.
2415 (inherit_piecemeal_p): Take a mode and two register numbers
2417 (emit_reload_insns): Clear new_spill_reg_store for every hard
2418 register in the reload register. Remove spill registers
2419 from reg_reloaded_valid before considering whether to record
2420 inheritance information for them. Use reload_reg_rtx_for_output
2421 instead of reg_rtx when recording output reloads. Use
2422 reload_reg_rtx_for_input instead of reg_rtx when recording
2423 input reloads. Set or clear reg_reloaded_call_part_clobbered
2424 at the same time as setting reg_reloaded_valid.
2425 (delete_output_reload): Add a new_reload_reg parameter and use it
2426 instead of rld[j].reg_rtx.
2427 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2430 2008-03-25 Tom Tromey <tromey@redhat.com>
2432 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2433 (build/genattr.o): Likewise.
2434 (build/genattrtab.o): Likewise.
2435 (build/gencodes.o): Likewise.
2436 (build/genconfig.o): Likewise.
2437 (build/genconstants.o): Likewise.
2438 (build/genemit.o): Likewise.
2439 (build/genextract.o): Likewise.
2440 (build/genflags.o): Likewise.
2442 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2444 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2445 instead of size_int for integer types.
2446 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2447 to match type of MINUS_EXPR.
2449 2008-03-25 Tom Tromey <tromey@redhat.com>
2451 * configure: Rebuilt.
2452 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2455 2008-03-25 Tom Tromey <tromey@redhat.com>
2457 * config/x-solaris (host-solaris.o): Update.
2458 * config/x-linux (host-linux.o): Update.
2459 * config/x-hpux (host-hpux.o): Update.
2460 * config/x-darwin (host-darwin.o): Update.
2461 * config/v850/t-v850e (v850-c.o): Update.
2462 * config/v850/t-v850 (v850-c.o): Update.
2463 * config/t-vxworks (vxworks.o): Update.
2464 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2465 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2466 * config/spu/t-spu-elf (spu-c.o): Update.
2468 * config/sh/t-symbian (sh-c.o): Update.
2469 (symbian.o): Update.
2470 * config/sh/t-sh (sh-c.o): Update.
2471 * config/score/t-score-elf (score7.o, score3.o): Update.
2472 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2473 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2474 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2475 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2477 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2478 * config/m32c/t-m32c (m32c-pragma.o): Update.
2479 * config/ia64/t-ia64 (ia64-c.o): Update.
2480 * config/i386/x-mingw32 (host-mingw32.o): Update.
2481 * config/i386/x-i386 (driver-i386.o): Update.
2482 * config/i386/x-darwin (host-i386-darwin.o): Update.
2483 * config/i386/x-cygwin (host-cygwin.o): Update.
2484 * config/i386/t-nwld (nwld.o): Update.
2485 * config/i386/t-netware (netware.o): Update.
2486 * config/i386/t-interix (winnt.o): Update.
2487 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2488 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2489 msformat-c.o): Update.
2490 * config/bfin/t-bfin-linux (generated_files): Add
2491 linux-sysroot-suffix.h.
2492 * config/arm/t-wince-pe (pe.o): Update.
2493 * config/arm/t-strongarm-pe (pe.o): Update.
2494 * config/arm/t-pe (pe.o): Update.
2495 * config/arm/t-arm (arm-c.o): Update.
2496 * doc/install.texi (Prerequisites): Require make 3.80.
2497 * Makefile.in: Remove .o targets.
2498 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2499 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2500 (simple_generated_h, simple_generated_c): Move earlier.
2501 (generated_files): New variable.
2502 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2503 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2504 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2505 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2506 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2507 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2508 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2509 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2510 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2511 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2512 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2513 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2515 (COMPILE.base, COMPILE): New variables.
2516 (%.o): New pattern rule.
2517 (ALL_HOST_OBJS): New variable.
2518 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2519 (dummy-checksum.o, cc1-checksum.o): Remove.
2520 (DRIVER_SHLIB): New variable.
2521 (DRIVER_DEFINES): Use it.
2522 (gencondmd.c): Move out of build/.
2523 (s-conditions): Update.
2524 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2525 (ALL_BUILD_OBJS): Likewise.
2526 (build/%.o): Use BUILDCOMPILE.
2527 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2528 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2529 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2530 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2531 build/genconfig.o, build/genconstants.o, build/genemit.o,
2532 build/genextract.o, build/genflags.o, build/genmddeps.o,
2533 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2534 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2535 build/gen-protos.o, build/scan.o, build/fix-header.o,
2536 build/scan-decls.o): Simplify.
2537 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2538 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2539 prefix.o, toplev.o): Reduce to variable setting.
2540 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2541 ($(out_object_file), gcc-options.o): New targets.
2542 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2543 * configure: Rebuilt.
2544 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2545 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2547 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2549 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2550 complain when we hit an error, return ERROR_MARK_NODE.
2552 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2554 * config/sh/constraints.md (Pso, Psz): New constraints.
2555 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2556 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2558 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2560 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2561 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2563 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2565 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2566 (prefetch_sh2a): New.
2568 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2569 Naveen.H.S <naveen.hs@kpitcummins.com>
2571 * config/sh/constraints.md (I28): New constraint.
2572 * config/sh/sh.c (broken_move): Add support for movi20s.
2573 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2575 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2576 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2577 Naveen.H.S <naveen.hs@kpitcummins.com>
2579 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2580 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2581 (print_operand): Handle resbank in %@ operand code.
2582 (sh_encode_section_info): New.
2583 (push_regs): Add conditions for resbank.
2584 (sh_expand_epilogue): Likewise.
2585 (sh_insert_attributes): Likewise.
2586 (sh_attribute_table): Likewise.
2587 (sh_handle_resbank_handler_attribute): New.
2588 (sh2a_handle_function_vector_handler_attribute): New.
2589 (sh2a_is_function_vector_call): New.
2590 (sh2a_get_function_vector_number): New.
2591 (sh2a_function_vector_p): New.
2592 (sh_cfun_resbank_handler_p): New.
2593 * config/sh/sh.md (calli): Emit jsr/n if possible.
2594 (calli_tbr_rel): New.
2595 (calli_pcrel): Emit jsr/n if possible.
2596 (return_i): Emit rts/n if possible.
2597 (call_valuei_tbr_rel): New.
2598 (call_valuei_pcrel): Add condition for SH2A target.
2599 (call_value): Likewise.
2600 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2601 (sh2a_get_function_vector_number): Likewise.
2602 (sh2a_is_function_vector_call): Likewise.
2603 * doc/extend.texi: Document TBR relative addressing of SH2A.
2604 (resbank): Add description for SH2A.
2606 2008-03-24 Richard Guenther <rguenther@suse.de>
2609 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2610 pointer assignments change conversions according to middle-end rules.
2611 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2612 * configure.ac: Include type checking in yes.
2613 * configure: Regenerate.
2615 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2617 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2618 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2620 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2622 * gthr-vxworks.h (UNUSED): Define.
2624 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2626 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2628 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2630 * doc/extend.texi (Function Attributes): Add missing comma in the
2631 example of the "alloc_size" attribute.
2633 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2636 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2641 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2644 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2645 of the underlying type of a MS bitfield layout to the natural
2646 alignment of the type.
2648 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2650 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2651 to their natural alignment to avoid store forwarding stalls.
2653 2008-03-22 Richard Guenther <rguenther@suse.de>
2655 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2656 For PHI nodes verify the address is invariant.
2657 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2658 (get_symbol_constant_value): Use is_gimple_min_invariant.
2659 (maybe_fold_stmt_indirect): Likewise.
2661 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2663 PR rtl-optimization/33927
2664 * Makefile.in (dse.o): Depend on $(TM_P_H).
2665 * expr.h (extract_low_bits): Declare.
2666 * expmed.c (extract_low_bits): New function.
2667 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2668 * dse.c: Include tm_p.h.
2669 (find_shift_sequence): Remove the read_reg argument and return the
2670 read value. Emit the instructions instead of returning them.
2671 Iterate on new_mode rather than calculating it each time.
2672 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2673 source to NEW_MODE and extract_low_bits to convert the shifted
2675 (replace_read): Allow the load and store to have different mode
2676 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2677 or extraction instructions before trying the replacement. Update
2678 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2680 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2682 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2683 to their natural alignment to avoid store forwarding stalls.
2685 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2688 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2689 encouraging but not allowing gprs for input;
2690 change the input constraint to !f#r.
2691 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2693 change the output constraint to !f#r.
2695 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2699 corresponding post-reload splitters.
2700 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2701 when x87 FP math is selected.
2702 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2703 New function prototype.
2704 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2705 unreachable function to ease macroization of insn patterns.
2707 2008-03-21 Martin Jambor <mjambor@suse.cz>
2709 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2710 reference dumps if ddr is NULL or dependence is unknown.
2712 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2714 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2715 unsigned extension into account.
2716 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2717 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2718 Do computations on a scratch register.
2720 2008-03-21 Richard Guenther <rguenther@suse.de>
2722 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2723 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2724 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2725 * tree-ssa-dom.c (record_equality): Likewise.
2726 * tree-inline.c (copy_body_r): Likewise.
2727 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2730 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2732 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2733 as 'delete_unused' argument.
2735 2008-03-20 Richard Guenther <rguenther@suse.de>
2737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2738 special casing of constant qualifiers.
2739 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2740 care about them in general.
2741 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2742 regardless of their type.
2743 (fold_stmt_r): Forcefully fold *& if we end up with that.
2745 2008-03-20 Paul Brook <paul@codesourcery.com>
2747 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2748 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2750 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2752 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2753 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2755 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2757 * common.opt (Wmudflap): New option.
2758 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2759 (mx_register_decls): Likewise.
2760 (mudflap_finish_file): Likewise.
2761 * doc/invoke.texi: Document -Wno-mudflap.
2763 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2765 * c-format.c (replace_format_name_to_system_name): New.
2767 (convert_format_name_to_system_name): New.
2768 (decode_format_attr): Add use of convert_format_name_to_system_name.
2769 (format_types_orig): Add gnu_ prefix to names.
2770 (check_format_info_main): Special treating of \0 escaped names for
2771 supporting multi-character format specifiers as I32, I64.
2772 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2773 (gnu_target_overrides_format_attributes): New.
2774 * c-format.h: Add structure target_ovr_attr to hold
2775 system specific formatter names.
2776 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2777 msformat-c.o file to c_target_objs and cxx_target_objs.
2778 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2779 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2780 (TARGET_N_FORMAT_TYPES): New.
2781 * config/i386/msformat-c.c: New.
2782 * config/i386/t-cygming: Add build rule for msformat-c.o.
2783 * doc/extend.texi: Add new format names gnu_* and ms_* and
2785 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2787 2008-03-20 Ira Rosen <irar@il.ibm.com>
2789 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2790 optimizations turned on under -O3.
2791 (ftree-vectorize): Add that the flag is turned on with -O3.
2793 2008-03-20 Ben Elliston <bje@au.ibm.com>
2795 * regmove.c (try_auto_increment): Fix spelling error in comment.
2796 * final.c (final_scan_insn): Likewise.
2798 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2801 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2802 allocator preferences for "y" and "r" class registers.
2803 ("*mov<mode>_internal"): Ditto.
2804 ("*movv2sf_internal_rex64"): Ditto.
2805 ("*movv2sf_internal"): Ditto.
2807 2008-03-19 Michael Matz <matz@suse.de>
2810 * calls.c (expand_call): Check overlap of arguments with call
2811 address for sibcalls.
2813 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2816 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2817 of the underlying type of a MS bitfield layout to the natural
2818 alignment of the type.
2820 2008-03-19 Jan Hubicka <jh@suse.cz>
2823 * toplev.c (decode_d_option): Handle all CPP flags.
2824 * tree-vrp.c: Update tree_pass descriptors.
2825 * regrename.c: Update tree_pass descriptors.
2826 * fwprop.c: Update tree_pass descriptors.
2827 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2828 * tree-into-ssa.c: Update tree_pass descriptors.
2829 * tree-dump.c: Update tree_pass descriptors.
2830 * tree-complex.c: Update tree_pass descriptors.
2831 * tree-dump.h: Update tree_pass descriptors.
2832 * see.c: Update tree_pass descriptors.
2833 * cgraphbuild.c: Update tree_pass descriptors.
2834 * tracer.c: Update tree_pass descriptors.
2835 * tree-loop-distribution.c: Update tree_pass descriptors.
2836 * cgraph.c: Update tree_pass descriptors.
2837 * postreload-gcse.c: Update tree_pass descriptors.
2838 * postreload.c: Update tree_pass descriptors.
2839 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2840 * tree-tailcall.c: Update tree_pass descriptors.
2841 * tree-pass.h (tree_opt_pass): Rename to ...
2842 (opt_pass) ... this one; add "type" field and remove letter field.
2843 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2844 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2845 all_lowering_passes): Update declaration.
2846 * ipa-cp.c: Update tree_pass descriptors.
2847 * final.c: Update tree_pass descriptors.
2848 * omp-low.c: Update tree_pass descriptors.
2849 * tree-ssa-dse.c: Update tree_pass descriptors.
2850 * ipa-reference.c: Update tree_pass descriptors.
2851 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2852 * auto-inc-dec.c: Update tree_pass descriptors.
2853 * reorg.c: Update tree_pass descriptors.
2854 * cgraphunit.c: Update tree_pass descriptors.
2855 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2856 * tree-ssa-ccp.c: Update tree_pass descriptors.
2857 * df-core.c: Update tree_pass descriptors.
2858 * mode-switching.c: Update tree_pass descriptors.
2859 * tree-nomudflap.c: Update tree_pass descriptors.
2860 * modulo-sched.c: Update tree_pass descriptors.
2861 * ipa-pure-const.c: Update tree_pass descriptors.
2862 * cse.c: Update tree_pass descriptors.
2863 * web.c: Update tree_pass descriptors.
2864 * tree-stdarg.c: Update tree_pass descriptors.
2865 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2866 * tree-ssa-dom.c: Update tree_pass descriptors.
2867 * tree-nrv.c: Update tree_pass descriptors.
2868 * tree-ssa-alias.c: Update tree_pass descriptors.
2869 * loop-init.c: Update tree_pass descriptors.
2870 * gimple-low.c: Update tree_pass descriptors.
2871 * ipa-inline.c: Update tree_pass descriptors.
2872 * tree-ssa-sink.c: Update tree_pass descriptors.
2873 * global.c: Update tree_pass descriptors.
2874 * ifcvt.c: Update tree_pass descriptors.
2875 * jump.c: Update tree_pass descriptors.
2876 * predict.c: Update tree_pass descriptors.
2877 * tree-ssa-loop.c: Update tree_pass descriptors.
2878 * recog.c: Update tree_pass descriptors.
2879 * dse.c: Update tree_pass descriptors.
2880 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2881 * tree-eh.c: Update tree_pass descriptors.
2882 * regmove.c: Update tree_pass descriptors.
2884 * function.c: Update tree_pass descriptors.
2885 * tree-vectorizer.c: Update tree_pass descriptors.
2886 * gcse.c: Update tree_pass descriptors.
2887 * ipa-type-escape.c: Update tree_pass descriptors.
2888 * tree-if-conv.c: Update tree_pass descriptors.
2889 * init-regs.c: Update tree_pass descriptors.
2890 * ipa.c: Update tree_pass descriptors.
2891 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2892 * rtl-factoring.c: Update tree_pass descriptors.
2893 * lower-subreg.c: Update tree_pass descriptors.
2894 * bt-load.c: Update tree_pass descriptors.
2895 * tree-dfa.c: Update tree_pass descriptors.
2896 * except.c: Update tree_pass descriptors.
2897 * emit-rtl.c: Update tree_pass descriptors.
2898 * cfgexpand.c: Update tree_pass descriptors.
2899 * tree-cfgcleanup.c: Update tree_pass descriptors.
2900 * cfgcleanup.c: Update tree_pass descriptors.
2901 * tree-ssa-pre.c: Update tree_pass descriptors.
2902 * tree-sra.c: Update tree_pass descriptors.
2903 * tree-mudflap.c: Update tree_pass descriptors.
2904 * tree-ssa-copy.c: Update tree_pass descriptors.
2905 * cfglayout.c: Update tree_pass descriptors.
2906 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2907 * tree-ssa-dce.c: Update tree_pass descriptors.
2908 * tree-ssa.c: Update tree_pass descriptors.
2909 * regclass.c: Update tree_pass descriptors.
2910 * integrate.c: Update tree_pass descriptors.
2911 * tree-optimize.c: Update tree_pass descriptors.
2912 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2913 * tree-object-size.c: Update tree_pass descriptors.
2914 * combine.c: Update tree_pass descriptors.
2915 * tree-outof-ssa.c: Update tree_pass descriptors.
2916 * bb-reorder.c: Update tree_pass descriptors.
2917 * stack-ptr-mod.c: Update tree_pass descriptors.
2918 * var-tracking.c: Update tree_pass descriptors.
2919 * tree-profile.c: Update tree_pass descriptors.
2920 * tree-vect-generic.c: Update tree_pass descriptors.
2921 * reg-stack.c: Update tree_pass descriptors.
2922 * sched-rgn.c: Update tree_pass descriptors.
2923 * tree-ssa-structalias.c: Update tree_pass descriptors.
2924 * tree-cfg.c: Update tree_pass descriptors.
2925 * passes.c (current_pass): Update declaration.
2926 (finish_optimization_passes): Update.
2927 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2928 (register_one_dump_file, register_dump_files_1, next_pass_1):
2930 (init_optimization_passes): Update handling of new types.
2931 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2932 * ipa-struct-reorg.c: Update tree_pass descriptors.
2933 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2934 * combine-stack-adj.c: Update tree_pass descriptors.
2935 * cfgrtl.c: Update tree_pass descriptors.
2936 * dce.c: Update tree_pass descriptors.
2937 * tree-ssanames.c: Update tree_pass descriptors.
2939 2008-03-19 Richard Guenther <rguenther@suse.de>
2942 * tree-ssa.c (walk_data): New structure.
2943 (warn_uninitialized_var): If not always_executed warn with "maybe"
2945 (execute_early_warn_uninitialized): Compute post-dominators.
2946 Initialize always_executed before processing each basic block.
2948 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2951 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2952 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2954 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2956 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2958 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2960 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2962 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2963 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2964 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2965 target after ignore has been set, and move there also the commputation
2966 of subtarget and original_target.
2967 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2968 (LANG_HOOKS_INITIALIZER): Remove it.
2969 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2971 2008-03-18 Richard Guenther <rguenther@suse.de>
2973 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2974 found an expression with constants, note that in the VN for the lhs.
2975 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2976 fold them to constants if possible. Run cleanup_cfg if done so.
2977 (execute_pre): Return todo.
2979 (execute_fre): Likewise.
2980 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2982 (get_prop_source_stmt): Look through pointer conversions.
2984 2008-03-18 Jan Hubicka <jh@suse.cz>
2986 * tree-pretty-print.c: Include predict.h.
2987 (dump_generic_node): Dump predictor.
2988 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2989 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2990 * gimple-low.c (lower_stmt): Likewise.
2991 * expr.c (expand_expr_real): Likewise.
2992 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2994 (build_predict_expr, build_predict_expr): New.
2995 * predict.h (predictor_name, build_predict_expr): Update.
2996 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2997 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2998 * predict.def (PRED_CONTINUE): Update hitrate.
2999 * tree.def (PREDICT_EXPR): Define.
3000 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3001 do not handle BIND_EXPR.
3002 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3003 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3004 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3007 2008-03-18 Michael Matz <matz@suse.de>
3009 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3011 2008-03-18 Richard Guenther <rguenther@suse.de>
3013 * tree-gimple.h (is_gimple_invariant_address): Declare.
3014 (is_gimple_constant): Likewise.
3015 * tree-gimple.c (is_gimple_constant): New function.
3016 (is_gimple_invariant_address): Likewise.
3017 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3018 and is_gimple_invariant_address.
3019 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3021 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3022 an addressable base.
3024 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3027 * gimplify.c (gimplify_expr): Gimplify second operand of
3030 2008-03-17 Richard Guenther <rguenther@suse.de>
3032 PR tree-optimization/19637
3033 * fold-const.c (fold_unary): Remove restrictions of removing
3034 intermediate pointer-conversions (P2)(P1)P0.
3035 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3036 conversion to void pointer.
3037 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3039 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3042 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3043 emulated thread local variables.
3045 2008-03-16 Richard Guenther <rguenther@suse.de>
3048 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3049 expand TREE_INVARIANT operations that are not gimple invariant.
3051 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3053 * doc/extend.texi (Alignment): Say that the ABI controls
3054 the __alignof__ for non-strict-alignment targets rather
3055 than being a recommendation.
3057 2008-03-15 Paul Brook <paul@codesourcery.com>
3059 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3061 (arm_output_fn_unwind): Mark functions that can not be unwound.
3063 2008-03-15 Paul Brook <paul@codesourcery.com>
3065 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3066 extension instructions.
3068 2008-03-15 Richard Guenther <rguenther@suse.de>
3070 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3071 and fold constant aggregate refs.
3072 (fold_const_aggregate_ref): Handle string constants
3073 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3074 (evaluate_stmt): Simplify now that ccp_fold folds constant
3077 2008-03-15 Paul Brook <paul@codesourcery.com>
3079 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3080 (extzv): Use gen_extzv_t2.
3081 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3083 2008-03-15 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3086 (fold_const_aggregate_ref): Likewise.
3087 (get_value): Return NULL if we don't have any values.
3088 (ccp_finalize): Set const_val to NULL after freeing it.
3089 * tree-flow.h (get_symbol_constant_value): Declare.
3090 (fold_const_aggregate_ref): Likewise.
3091 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3093 2008-03-15 Richard Guenther <rguenther@suse.de>
3096 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3097 to not produce negative array indices if not allowed. Add
3098 parameter to indicate that.
3099 (maybe_fold_offset_to_component_ref): Allow negative array
3100 indices only for the first member of a structure.
3101 (maybe_fold_offset_to_reference): Allow negative array indices.
3102 (maybe_fold_stmt_addition): Likewise.
3104 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3105 Anatoly Sokolov <aesok@post.ru>
3107 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3108 (avr_arch): Add ARCH_AVR6.
3109 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3110 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3111 instead of fixed value 2.
3112 (print_operand_address): Use gs() asm specifier instead of pm().
3113 (avr_assemble_integer): (Ditto.).
3114 (avr_output_addr_vec_elt): (Ditto.).
3115 (print_operand): Handle "!" code.
3116 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3117 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3118 (AVR_HAVE_EIJMP_EICALL): Define.
3119 (AVR_3_BYTE_PC): Redefine.
3120 (AVR_2_BYTE_PC): (Ditto.).
3121 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3122 (LINK_SPEC): Add atmega2560 and atmega2561.
3123 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3125 * config/avr/avr.md (call_insn): Use eicall instead of icall
3126 for 3 byte PC devices.
3127 (call_value_insn): (Ditto.).
3128 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3129 (indirect_jump): Use only for for 2 byte PC devices.
3130 (*tablejump): (Ditto.).
3131 (*indirect_jump_avr6): Add insn.
3132 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3133 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3134 instead of ijmp for 3 byte PC devices.
3135 (__tablejump2__): (Ditto.).
3136 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3137 (MULITLIB_DIRNAMES): (Ditto.).
3138 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3140 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3142 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3143 "sse2_umulsidi3". Use V1DI mode for operand 0.
3144 ("mmx_psadbw"): Use V1DI mode for operand 0.
3145 * config/i386/i386-modes.def (V1SI): New vector mode.
3146 * config/i386/i386.c (struct builtin_description)
3147 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3148 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3149 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3150 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3151 v1di_ftype_v8qi_v8qi type.
3152 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3154 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3155 __builtin_ia32_pmuludq]: Fix the mode of return value.
3157 2008-03-15 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3163 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3165 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3166 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3167 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3168 unless TARGET_SERIALIZE_VOLATILE is enabled.
3169 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3170 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3171 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3173 2008-03-14 Richard Guenther <rguenther@suse.de>
3175 PR tree-optimization/34172
3176 * tree-flow.h (refs_may_alias_p): Declare.
3177 (get_single_def_stmt): Likewise.
3178 (get_single_def_stmt_from_phi): Likewise.
3179 (get_single_def_stmt_with_phi): Likewise.
3180 * tree-dfa.c (refs_may_alias_p): New function.
3181 (get_single_def_stmt): Likewise.
3182 (get_single_def_stmt_from_phi): Likewise.
3183 (get_single_def_stmt_with_phi): Likewise.
3184 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3185 (vn_reference_lookup_1): New helper function.
3186 (vn_reference_lookup): Walk the virtual use-def chain to
3187 continue searching for a match if the def does not alias the
3188 reference we are looking for.
3190 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3192 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3193 archive and Perzl. Update The Written Word listing.
3195 2008-03-14 Richard Guenther <rguenther@suse.de>
3197 PR tree-optimization/34043
3198 PR tree-optimization/33989
3199 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3201 (bitmap_find_leader): Use extra argument to verify dominance
3202 relationship inside a basic-block.
3203 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3204 (find_leader_in_sets): Adjust.
3205 (create_component_ref_by_pieces): Take extra argument for
3206 dominance check, handle lookup failures.
3207 (find_or_generate_expression): Likewise.
3208 (create_expression_by_pieces): Likewise.
3209 (insert_into_preds_of_block): Adjust.
3210 (create_value_expr_from): If asked for, verify all operands
3211 are in the blocks AVAIL_OUT set.
3212 (make_values_for_stmt): Check for SSA_NAMEs that are life
3213 over an abnormal edge.
3214 (compute_avail): Remove such check.
3215 (do_SCCVN_insertion): New function.
3216 (eliminate): If we do not find a leader suitable for replacement
3217 insert a replacement expression from SCCVN if available.
3218 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3219 (struct vn_ssa_aux): Add needs_insertion flag.
3220 * tree-ssa-sccvn.c (may_insert): New global flag.
3221 (copy_reference_ops_from_ref): Value-number union member access
3222 based on its size, not type and member if insertion is allowed.
3223 (visit_reference_op_load): For a weak match from union type
3224 punning lookup a view-converted value and insert a SSA_NAME
3225 for that value if that is not found.
3226 (visit_use): Make dumps shorter. Do not disallow value numbering
3227 SSA_NAMEs that are life over an abnormal edge to constants.
3228 (free_scc_vn): Release inserted SSA_NAMEs.
3229 (run_scc_vn): New flag to specify whether insertion is allowed.
3230 Process SSA_NAMEs in forward order.
3231 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3232 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3233 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3234 pointer type to/from integral types that do not change the
3235 precision to regular conversions.
3237 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3239 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3240 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3241 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3242 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3243 input arguments and the mode of return value. Built-in functions
3244 that operate on whole 64-bit MMX register now use V1DI mode.
3246 2008-03-13 Alon Dayan <alond@il.ibm.com>
3247 Olga Golovanevsky <olga@il.ibm.com>
3249 PR tree-optimization/35041
3250 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3251 to locate the right position in a statement.
3253 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/xmmintrin.h: Change all static inline functions to
3258 extern inline and add __gnu_inline__ attribute.
3259 * config/i386/bmintrin.h: Ditto.
3260 * config/i386/smmintrin.h: Ditto.
3261 * config/i386/tmmintrin.h: Ditto.
3262 * config/i386/mmintrin-common.h: Ditto.
3263 * config/i386/ammintrin.h: Ditto.
3264 * config/i386/emmintrin.h: Ditto.
3265 * config/i386/pmmintrin.h: Ditto.
3266 * config/i386/mmintrin.h: Ditto.
3267 * config/i386/mm3dnow.h: Ditto.
3269 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3272 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3273 (lower_omp_2): New function.
3274 (lower_omp_1, lower_omp): Rewritten.
3276 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3279 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3280 with the phrase "Microsoft Windows compilers".
3281 (Push/Pop Macro Pragmas): New subsection. Document
3282 #pragma push_macro and pragma pop_macro.
3284 2008-03-12 Paul Brook <paul@codesourcery.com>
3286 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3288 2008-03-12 Paul Brook <paul@codesourcery.com>
3290 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3291 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3292 (thumb2_addsi_shortim): Rename ...
3293 (thumb2_addsi_short): ... to this. Allow register operands.
3294 (thumb2_subsi_short): New pattern.
3295 (thumb2_one_cmplsi2_short,
3296 thumb2_negsi2_short): New patterns and peepholes.
3298 2008-03-12 Paul Brook <paul@codesourcery.com>
3300 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3302 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3304 * config/i386/i386.md (int_cond): New code iterator.
3306 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3307 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3308 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3309 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3310 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3311 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3312 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3313 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3315 2008-03-12 Paul Brook <paul@codesourcery.com>
3317 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3318 instead of {arm,thumb}_compute_save_reg_mask.
3319 (output_return_instruction): Ditto.
3320 (thumb_unexpanded_epilogue): Ditto.
3321 (thumb1_expand_prologue): Ditto.
3322 (thumb1_output_function_prologue): Ditto.
3323 (arm_set_return_address): Ditto.
3324 (thumb_set_return_address): Ditto.
3325 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3326 regs to achieve stack alignment.
3327 (thumb1_compute_save_reg_mask): Fix compiler warning.
3328 (arm_output_epilogue): Use offsets->saved_regs_mask.
3329 Adjust stack pointer by poping call clobered registers.
3330 (arm_expand_prologue): Use offsets->saved_regs_mask.
3331 Adjust stack pointer by pushing extra registers.
3332 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3334 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3337 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3338 conversion to the operands of a multiplication.
3340 2008-03-12 Richard Guenther <rguenther@suse.de>
3342 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3343 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3344 * timevar.def (TV_TREE_PHIPROP): Add.
3345 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3346 pass description. Use TV_TREE_PHIPROP.
3347 * tree-ssa-forwprop.c: Remove phiprop code.
3349 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3352 * omp-low.c (maybe_lookup_decl): Constify first argument.
3353 (use_pointer_for_field): Change last argument from bool to
3354 omp_context *. Disallow shared copy-in/out in nested
3355 parallel if decl is shared in outer parallel too.
3356 (build_outer_var_ref, scan_sharing_clauses,
3357 lower_rec_input_clauses, lower_copyprivate_clauses,
3358 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3360 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3361 Ira Rosen <irar@il.ibm.com>
3363 * tree-vectorizer.c (free_stmt_vec_info): New function.
3364 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3365 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3366 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3367 * tree-vect-transform.c (vectorizable_conversion): Free
3368 vec_oprnds0 if it was allocated.
3369 (vect_permute_store_chain): Remove unused VECs.
3370 (vectorizable_store): Free VECs that are allocated in the..
3372 (vect_transform_strided_load, vectorizable_load): Likewise.
3373 (vect_remove_stores): Simplify the code.
3374 (vect_transform_loop): Move code to vect_remove_stores().
3375 Call vect_remove_stores() and free_stmt_vec_info().
3377 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3379 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3380 TARGET_HPUX. Revise comment.
3381 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3382 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3383 Use sr4 variant of `be' instruction when not generating PIC code.
3384 (attr_length_call): Adjust for above change.
3386 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3388 * ipa-reference.c (static_execute): Remove module_statics_const and
3389 associated setting code.
3391 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3395 predicate for operand 1.
3396 (paritysi2_cmp): Use register_operand predicate for operand 2.
3397 Use earlyclobber modifier for operand 1. Remove support for
3399 (paritydi2_cmp): Use register_operand predicate for operand 3.
3400 Use earlyclobber modifier for operand 1. Remove support for
3403 2008-03-11 Paul Brook <paul@codesourcery.com>
3404 Vladimir Prus <vladimir@codesourcery.com>
3406 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3407 (arm_compute_save_reg0_reg12_mask): Always
3408 check if register 11 must be saved. Always safe hard frame pointer
3409 when frame_pointer_needeed.
3410 (arm_compute_save_reg_mask): Save IP and PC
3411 only with apcs frames.
3412 (arm_output_epilogue): Adjust Thumb2 codepath to
3413 be also invoked and work for ARM non-apcs frames.
3414 (arm_expand_prologue): Don't bother saving IP
3415 for non-apcs frame, since it's not clobbered by
3416 prologue code. Implement non-apcs frame
3419 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3421 PR rtl-optimization/35281
3422 * expr.c (convert_move): Use a new pseudo for the intermediate
3423 from_mode->word_mode result.
3425 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3427 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3428 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3429 * toplev.c (compile_file): Don't call it.
3431 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3434 * expr.c (store_expr): Call emit_block_move if the mode
3435 of "temp" RTX is BLKmode.
3437 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3438 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/31358
3441 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3442 the step with a NULL_TREE.
3443 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3444 to sizetype if type is a pointer type.
3445 (add_candidate_1): Don't convert the base and step to
3446 the generic type if the orginal type is a pointer type.
3447 (add_iv_value_candidates): Use sizetype for the step
3448 if type is a pointer type.
3449 (cand_value_at): Likewise.
3450 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3452 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3453 Don't convert the tem affine to the type.
3454 (add_elt_to_tree): Use sizetype for the step if a pointer.
3455 Use POINTER_PLUS_EXPR for pointers.
3456 (aff_combination_to_tree): Use sizetype for the step if a
3459 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3461 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3462 Remove commutativity hint.
3464 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3468 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3469 errorneous type. Check that v is a VAR_DECL.
3472 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3474 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3476 PR tree-optimization/35494
3477 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3478 may be overriden at link and run time.
3480 2008-03-10 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/34677
3483 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3484 (poolify_tree): Likewise.
3485 (modify_expr_template): Likewise.
3486 (poolify_modify_stmt): Likewise.
3487 (insert_fake_stores): Handle all component-ref style stores
3488 in addition to INDIRECT_REF. Also handle complex types.
3489 Do not poolify the inserted load.
3490 (realify_fake_stores): Do not rebuild the tree but only
3491 make it a SSA_NAME copy.
3492 (init_pre): Remove initialzation of modify_expr_template.
3493 Do not allocate modify_expr_node_pool.
3494 (fini_pre): Do not free modify_expr_node_pool.
3496 2008-03-10 Paul Brook <paul@codesourcery.com>
3498 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3501 2008-03-10 Paul Brook <paul@codesourcery.com>
3502 Mark Shinwell <shinwell@codesourcery.com>
3504 * config/arm/cortex-r4.md: New.
3505 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3507 * config/arm/arm.md: Include cortex-r4.md.
3508 (insn): Add smmls, sdiv and udiv values.
3509 (generic_sched): Don't use generic scheduling for Cortex-R4.
3510 (arm_issue_rate): New function.
3511 (TARGET_SCHED_ISSUE_RATE): Define.
3513 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3515 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3517 2008-03-10 Richard Guenther <rguenther@suse.de>
3519 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3520 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3522 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3524 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3525 Set default to true.
3527 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3529 * c.opt (Wsynth): Deprecate.
3530 * doc/invoke.texi (Option Summary, Warning Options): Document
3531 -Wno-format-contains-nul.
3533 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3537 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3539 2008-03-09 Ira Rosen <irar@il.ibm.com>
3541 * config/rs6000/rs6000.c (builtin_description): Rename vector
3542 left shift operations.
3543 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3544 (altivec_vsl<VI_char>): Rename to ...
3545 (ashl<mode>3): ... new name.
3546 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3548 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3550 2008-03-08 Richard Guenther <rguenther@suse.de>
3552 * coverage.h (tree_coverage_counter_addr): Declare.
3553 * coverage.c (tree_coverage_counter_addr): New function.
3554 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3556 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3557 (tree_gen_one_value_profiler): Likewise.
3558 (tree_gen_ic_profiler): Likewise.
3559 (tree_gen_average_profiler): Likewise.
3560 (tree_gen_ior_profiler): Likewise.
3562 2008-03-08 Richard Guenther <rguenther@suse.de>
3564 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3565 (vn_binary_op_insert): Likewise.
3566 (vn_unary_op_lookup): Likewise.
3567 (vn_unary_op_insert): Likewise.
3568 (vn_nary_op_lookup): Declare.
3569 (vn_nary_op_insert): Likewise.
3570 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3571 and binary hashes, use a single obstack for unary_op_pool
3573 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3574 a single struct vn_nary_op_s. Store tree code length and
3575 a variable number of operands.
3576 (struct vn_reference_op_struct): Remove unused op2.
3577 (vn_reference_op_eq): Do not compare op2.
3578 (vn_reference_op_compute_hash): Do not compute hash of op2.
3579 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3580 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3581 with vn_nary_op_compute_hash.
3582 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3583 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3585 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3587 (visit_unary_op): Call nary functions.
3588 (visit_binary_op): Likewise.
3589 (process_scc): Adjust for struct vn_tables_s changes.
3590 (allocate_vn_table): Likewise.
3591 (free_vn_table): Likewise.
3592 * tree-vn.c (vn_add): Call nary functions.
3593 (vn_lookup): Likewise.
3595 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3598 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3599 wdst back after sync_compare_and_swapqhi_internal.
3601 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3604 * config/i386/i386-modes.def (V1DI): New vector mode.
3605 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3606 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3607 (MMXMODE248): Ditto.
3608 (MMXMODE): Add V1DI mode.
3609 (mmxvecsize): Change DI mode to V1DI mode.
3610 ("mov<mode>): Use MMXMODEI8 mode iterator.
3611 ("*mov<mode>_internal_rex64"): Ditto.
3612 ("*mov<mode>_internal"): Ditto.
3613 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3614 ("mmx_sub<mode>3"): Ditto.
3615 ("mmx_adddi3"): Remove insn pattern.
3616 ("mmx_subdi3"): Ditto.
3617 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3618 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3619 ("mmx_ashl<mode>3"): Ditto.
3620 ("mmx_lshrdi3"): Remove insn pattern.
3621 ("mmx_ashldi3"): Ditto.
3622 * config/i386/i386.c (classify_argument): Handle V1DImode.
3623 (function_arg_advance_32): Ditto.
3624 (function_arg_32): Ditto.
3625 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3626 mmx_addv1di3 insn pattern.
3627 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3628 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3629 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3630 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3631 Remove definitions of built-in functions.
3632 (V1DI_type_node): New node.
3633 (v1di_ftype_v1di_int): Ditto.
3634 (v1di_ftype_v1di_v1di): Ditto.
3635 (v2si_ftype_v2si_si): Ditto.
3636 (v4hi_ftype_v4hi_di): Remove node.
3637 (v2si_ftype_v2si_di): Ditto.
3638 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3639 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3640 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3641 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3642 Add new builtins using def_builtin_const.
3643 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3644 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3645 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3646 * config/i386/mmintrin.h (__v1di): New typedef.
3647 (_mm_add_si64): Cast arguments to __v1di type.
3648 (_mm_sub_si64): Ditto.
3649 (_mm_sll_pi16): Cast __count to __v4hi type.
3650 (_mm_sll_pi32): Cast __count to __v2si type.
3651 (_mm_sll_si64): Cast arguments to __v1di type.
3652 (_mm_srl_pi16): Cast __count to __v4hi type.
3653 (_mm_srl_pi32): Cast __count to __v2si type.
3654 (_mm_srl_si64): Cast arguments to __v1di type.
3655 (_mm_sra_pi16): Cast __count to __v4hi type.
3656 (_mm_sra_pi32): Cast __count to __v2si type.
3657 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3658 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3659 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3660 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3661 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3662 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3663 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3664 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3665 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3666 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3667 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3668 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3670 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3672 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3674 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3677 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3678 reg+const addressing for Altivec modes. Don't generate reg+reg
3679 addressing for TFmode or TDmode quantities.
3681 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3683 * c-common.c (vector_types_convertible_p): Call langhook
3684 instead of comptypes.
3686 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3689 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3690 integral and scalar float variables which have a
3693 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3695 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3696 dwarf_register_span hook when emitting unwind information for
3697 register-to-memory saves.
3698 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3699 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3701 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3703 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3704 for the same VAR_DECL.
3706 2008-03-06 Tom Tromey <tromey@redhat.com>
3709 * doc/standards.texi (Standards): Don't mention treelang.
3710 * doc/invoke.texi (Overall Options): Don't mention treelang.
3711 * doc/install.texi (Prerequisites): Don't mention bison or
3713 (Configuration): Don't mention treelang.
3714 (Building): Likewise.
3715 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3717 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3719 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3720 word-extractions out of a multi-word object.
3722 2008-03-06 Richard Guenther <rguenther@suse.de>
3724 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3725 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3726 result type and precision.
3727 * expr.c (get_inner_reference): Set unsignedp based on the result
3728 type of BIT_FIELD_REF.
3729 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3730 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3731 (try_instantiate_multiple_fields): Likewise. Use the correct type
3733 (sra_build_assignment): Likewise.
3734 (sra_build_elt_assignment): Likewise.
3735 (sra_explode_bitfield_assignment): Likewise.
3736 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3737 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3738 set BIT_FIELD_REF_UNSIGNED.
3739 (vectorizable_load): Likewise.
3741 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3743 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3746 2008-03-06 Richard Guenther <rguenther@suse.de>
3748 * alias.c (struct alias_set_entry): Move has_zero_child field
3749 to pack with alias_set.
3751 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3753 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3756 2008-03-05 Ian Lance Taylor <iant@google.com>
3758 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3760 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3762 * fwprop.c (update_df): Support width and offset parameters of
3764 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3765 global_conflicts): Change DF_REF_EXTRACT to either
3766 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3767 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3768 * df-scan.c (df_ref_record, df_defs_record,
3769 df_ref_create_structure, df_def_record_1, df_uses_record,
3770 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3771 df_bb_refs_collect, df_entry_block_defs_collect,
3772 df_exit_block_uses_collect): Support new width and offset fields.
3773 (ref_extract_pool): New storage pool.
3774 (df_free_ref): New function.
3775 (df_reg_chain_unlink, df_free_collection_rec,
3776 df_sort_and_compress_refs): Call df_free_ref.
3777 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3779 (df_ref_create_structure): Allocate df_ref_extract if offset and
3780 width fields are used.
3781 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3782 (df_uses_record): Get offset and width from ZERO_EXTRACT
3784 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3785 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3786 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3787 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3788 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3789 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3790 (df_ref_extract): New structure.
3791 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3792 (df_ref_create): Add width and offset parameters.
3794 2008-03-05 Richard Guenther <rguenther@suse.de>
3796 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3797 Use ranges_overlap_p.
3798 (offset_overlaps_with_access): Rename
3799 to ranges_overlap_p and move ...
3800 * tree-flow-inline.h (ranges_overlap_p): ... here.
3802 * tree.h (get_inner_reference, handled_component_p): Update
3805 * tree.h (record_component_aliases, get_alias_set,
3806 alias_sets_conflict_p, alias_sets_must_conflict_p,
3807 objects_must_conflict_p): Move declarations ...
3808 * alias.h (record_component_aliases, get_alias_set,
3809 alias_sets_conflict_p, alias_sets_must_conflict_p,
3810 objects_must_conflict_p): ... here.
3811 Include coretypes.h.
3812 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3814 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3816 * cfg.c: Include tree-flow.h.
3817 (remove_edge_raw): Call redirect_edge_var_map_clear.
3818 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3819 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3820 (redirect_edge_var_map_result): New.
3821 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3822 PENDING_STMT use with redirect_edge_var_map_*.
3823 * tree-ssa.c (edge_var_maps): New definition.
3824 (redirect_edge_var_map_add): New.
3825 (redirect_edge_var_map_clear): New.
3826 (redirect_edge_var_map_dup): New.
3827 (redirect_edge_var_map_vector): New.
3828 (redirect_edge_var_map_destroy): New.
3829 (ssa_redirect_edge): Replace PENDING_STMT use with
3830 redirect_edge_var_map_*.
3831 (flush_pending_stmts): Same.
3832 (delete_tree_ssa): Destroy edge var map.
3833 * tree-flow.h (struct _edge_var_map): New.
3834 Define edge_var_map vector type.
3835 Declare redirect_edge_var_map_* prototypes.
3836 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3837 * tree-cfg.c (reinstall_phi_args): Replace
3838 PENDING_STMT use with redirect_edge_var_map_*.
3840 2008-03-05 Richard Guenther <rguenther@suse.de>
3842 PR tree-optimization/35472
3843 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3844 whose single use_stmt has a overlapping set of loaded and
3845 stored symbols as that use_stmt might be a noop assignment then.
3847 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3849 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3851 2008-03-05 Richard Guenther <rguenther@suse.de>
3854 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3855 should be constants.
3856 * tree-cfg.c (verify_expr): Verify it.
3857 * fold-const.c (fold_truthop): Remove code generating
3858 BIT_FIELD_REFs of structure bases.
3859 (fold_binary): Likewise.
3860 (fold_ternary): Position and size of BIT_FIELD_REFs are
3861 always host integers.
3862 (make_bit_field_ref): Remove.
3863 (optimize_bit_field_compare): Remove.
3864 (all_ones_mask_p): Remove.
3866 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3869 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3870 (split_block_and_df_analyze): New. Split basic block and rebuild
3872 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3874 (split_pattern_seq): Likewise.
3875 (erase_matching_seqs): Likewise.
3876 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3878 2008-03-04 Geoff Keating <geoffk@apple.com>
3880 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3881 declaration and code.
3882 (tree_invalid_nonnegative_warnv_p): Likewise.
3884 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3886 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3887 examples. Truncate option-names then causing overfull hbox.
3889 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3892 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3894 * configure: Rebuilt.
3896 2008-03-04 Rafael Espindola <espindola@google.com>
3898 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3899 (tree_unary_nonnegative_warnv_p): New.
3900 (tree_binary_nonnegative_warnv_p): New.
3901 (tree_single_nonnegative_warnv_p): New.
3902 (tree_invalid_nonnegative_warnv_p): New.
3903 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3905 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3908 * opts.c (handle_option): Postpone 'unknown option' errors only for
3911 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3917 2008-03-04 Rafael Espindola <espindola@google.com>
3919 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3920 (tree_binary_nonzero_warnv_p): New.
3921 (tree_single_nonzero_warnv_p): New.
3922 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3924 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3927 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3928 transformations for modes that have signed zeros.
3929 * ifcvt.c (noce_try_abs): Ditto.
3931 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3933 * config/i386/i386.c (override_options): Force
3934 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3936 2008-03-04 Jan Hubicka <jh@suse.cz>
3939 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3942 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3944 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3945 label to probe the stack.
3947 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3949 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3950 (__gthr_win32_mutex_destroy): Declare.
3951 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3952 __gthr_win32_mutex_destroy.
3953 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3955 2008-03-03 Jan Hubicka <jh@suse.cz>
3958 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3959 aggressive on inlining cold calls.
3961 2008-03-03 Richard Guenther <rguenther@suse.de>
3963 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3964 struct copies into the expression table.
3965 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3966 (try_to_simplify): Likewise.
3967 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3968 integral and pointer arguments which do not change the
3969 precision to NOP_EXPRs.
3970 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3971 VIEW_CONVERT_EXPR case.
3973 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3975 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3976 defined in a loop at depth 0 is invariant.
3977 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3978 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3979 be called at loop depth 0.
3981 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3984 * gcc.c (process_command): Update copyright notice dates.
3985 * gcov.c (print_version): Likewise.
3986 * gcov-dump.c (print_version): Likewise.
3987 * mips-tfile.c (main): Likewise.
3988 * mips-tdump.c (main): Likewise.
3990 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3993 * c-common.c (flag_permissive): Delete.
3994 (constant_expression_warnings): Check flags first.
3995 (constant_expression_error): New.
3996 * c-common.h (flag_permissive): Delete.
3997 (constant_expression_error): Declare.
3998 * flags.h (flag_permissive): Declare. Update description.
3999 * diagnostic.c (pedwarn): Update.
4001 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4002 (permissive_error_kind): New.
4003 * toplev.c (flag_permissive): Define. Update description.
4004 * toplev.h (permissive_error_kind): Declare.
4005 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4006 (pedwarn_c90): Use pedantic_warning_kind.
4007 * c-opts.c (c_common_post_options): flag_permissive does not affect
4008 flag_pedantic_errors.
4010 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4012 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4013 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4014 __absvsi2, __absvDI2): Use unsigned arithmetic.
4016 2008-03-02 Andi Kleen <ak@suse.de>
4017 Richard Guenther <rguenther@suse.de>
4019 * struct-equiv.c: Remove file.
4020 * cfg_cleanup.c (condjump_equiv_p): Remove.
4021 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4022 (struct-equiv.o): Remove rule.
4023 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4024 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4025 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4027 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4029 * ifcvt.c (noce_process_if_block): Try to handle only the then
4030 block if the else block exists but isn't suitable.
4032 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4035 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4036 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4037 regression from previous patch.
4039 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4042 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4044 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4045 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4046 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4047 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4048 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4049 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4050 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4051 (__gthread_mutex_destroy_function): Rename to
4052 __gthread_mutex_destroy.
4053 * gthr-dce.h (__gthread_mutex_destroy): Call
4054 pthread_mutex_destroy.
4055 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4056 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4057 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4059 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4061 * df-scan.c (df_ref_chain_change_bb): Simplify.
4062 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4063 set_block_for_insn if there's any change.
4064 * df.h ((df_insn_change_bb): Fix prototype.
4065 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4066 df_insn_change_bb, don't call set_block_for_insn.
4067 * emit-rtl.c (reorder_insns): Likewise.
4068 * haifa-sched.c (move_insn): Likewise.
4070 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4072 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4074 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4076 * tree-flow-inline.h (next_readonly_imm_use): Return
4077 NULL_USE_OPERAND_P after the end.
4079 2008-03-01 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/35411
4082 * tree-sra.c (sra_build_assignment): Split conversion to
4083 final type to a separate statement if we are not assigning
4086 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4088 * fold-const.c (fold_convertible_p): Correct the logic to follow
4089 that in fold_convert().
4091 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4094 * tree-inline.c (build_duplicate_type): When we make a
4095 duplicate type, make it unique in the canonical types system.
4097 2008-02-29 Tom Tromey <tromey@redhat.com>
4099 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4100 input_file_stack_history, input_file_stack_restored): Remove.
4101 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4102 * input.h (struct file_stack): Remove.
4103 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4104 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4106 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4108 (diagnostic_last_module_changed): Add 'map' argument.
4109 (diagnostic_set_last_function): Likewise.
4110 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4111 line map, not input_file_stack.
4112 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4114 2008-02-29 Paul Brook <paul@codesourcery.com>
4116 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4118 2008-02-29 Paul Brook <paul@codesourcery.com>
4120 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4122 2008-02-29 Richard Guenther <rguenther@suse.de>
4124 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4126 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4127 value for comparing for a store match.
4128 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4129 (try_to_simplify): Do not do a full-blown reference lookup.
4131 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4133 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4134 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4136 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4138 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4140 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4141 strides against cache sizes.
4143 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4145 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4148 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4150 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4151 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4152 is smaller than the original promoted value.
4153 (simplify_subreg): If OP is a SUBREG, try to preserve its
4154 SUBREG_PROMOTED_VAR_P information.
4156 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4158 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4159 (VN_INFO_GET): Allocate new objects on the obstack.
4160 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4161 for rpo_numbers_temp, for consistency.
4162 (free_scc_vn): Free the obstack.
4164 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4166 * doc/invoke.texi: Document -ftree-loop-distribution.
4167 * tree-loop-distribution.c: New.
4168 * tree-pass.h (pass_loop_distribution): New.
4169 * graphds.h (struct graph): Add htab_t indices.
4170 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4171 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4172 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4173 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4174 * tree-data-ref.c (debug_data_dependence_relations): New.
4175 (dump_data_dependence_relation): Also print data references.
4176 (free_data_ref): Extern.
4177 (same_access_functions): Moved...
4178 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4179 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4180 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4181 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4182 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4183 (stmts_from_loop): Skip LABEL_EXPR.
4184 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4186 (build_rdg): Initialize rdg->indices htab.
4187 (free_rdg, stores_from_loop, ref_base_address,
4188 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4189 have_similar_memory_accesses_1, ref_base_address_1,
4190 remove_similar_memory_refs): New.
4191 * tree-data-ref.h: Depend on tree-chrec.h.
4192 (debug_data_dependence_relations, free_data_ref): Declared.
4193 (same_access_functions): ... here.
4194 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4196 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4197 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4198 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4199 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4200 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4201 rdg_vertex_for_stmt): Declared.
4202 (struct rdg_edge): Add level.
4204 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4205 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4207 (rdg_has_similar_memory_accesses): New.
4208 * tree-vect-analyze.c: Remove unused static decls.
4209 * lambda.h (dependence_level): New.
4210 * common.opt (ftree-loop-distribution): New.
4211 * tree-flow.h (mark_virtual_ops_in_bb,
4212 slpeel_tree_duplicate_loop_to_edge_cfg,
4213 rename_variables_in_loop): Declared.
4214 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4215 (OBJS-common): Add tree-loop-distribution.o.
4216 (tree-loop-distribution.o): New rule.
4217 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4218 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4219 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4221 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4224 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4225 other than structures and unions.
4227 2008-02-28 Richard Guenther <rguenther@suse.de>
4230 2008-02-26 Richard Guenther <rguenther@suse.de>
4232 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4233 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4234 (lookup_decl_from_uid): Declare.
4235 (remove_decl_from_map): Likewise.
4236 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4237 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4238 (decl_for_uid_map): New global hashtable mapping DECL_UID
4240 (init_ttree): Allocate it.
4241 (insert_decl_to_uid_decl_map): New helper function.
4242 (make_node_stat): Insert new decls into the map.
4243 (copy_node_stat): Likewise.
4244 (lookup_decl_from_uid): New function.
4245 (remove_decl_from_map): Likewise.
4246 (print_decl_for_uid_map_statistics): New helper.
4247 (dump_tree_statistics): Call it.
4249 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4250 (referenced_var_iterator): Adjust.
4251 (FOR_EACH_REFERENCED_VAR): Adjust.
4252 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4253 (num_referenced_vars): Adjust.
4254 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4255 (first_referenced_var): Remove.
4256 (end_referenced_vars_p): Likewise.
4257 (next_referenced_var): Likewise.
4258 (referenced_var_iterator_set): New helper function.
4259 * tree-dfa.c (referenced_var_lookup): Adjust.
4260 (referenced_var_check_and_insert): Likewise.
4261 (remove_referenced_var): Likewise.
4262 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4263 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4264 (verify_call_clobbering): Likewise.
4265 (verify_memory_partitions): Likewise.
4266 (init_tree_ssa): Allocate bitmap instead of hashtable for
4268 (delete_tree_ssa): Adjust.
4269 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4270 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4271 (compute_tag_properties): Likewise.
4272 (set_initial_properties): Likewise.
4273 (find_partition_for): Likewise.
4274 (update_reference_counts): Likewise.
4275 (dump_may_aliases_for): Likewise.
4276 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4277 (add_call_clobber_ops): Likewise.
4278 (add_call_read_ops): Likewise.
4279 (get_asm_expr_operands): Likewise.
4280 * tree-into-ssa.c (dump_decl_set): Likewise.
4281 (update_ssa): Likewise.
4282 * tree-sra.c (scan_function): Likewise.
4283 (decide_instantiations): Likewise.
4284 (scalarize_parms): Likewise.
4285 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4286 (dsa_named_for): Likewise.
4287 * tree-ssa-structalias.c (update_alias_info): Likewise.
4288 (merge_smts_into): Likewise.
4290 2008-02-27 David Daney <ddaney@avtrex.com>
4293 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4294 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4295 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4296 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4297 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4299 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4302 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4303 (BUILT_IN_NEXTTOWARD): Remove.
4304 (BUILT_IN_NEXTTOWARDF): Ditto.
4305 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4306 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4308 2008-02-27 Tom Tromey <tromey@redhat.com>
4310 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4311 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4313 2008-02-27 Jan Beulich <jbeulich@novell.com>
4315 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4316 update the respective field on newdecl.
4318 2008-02-27 Revital Eres <eres@il.ibm.com>
4320 PR rtl-optimization/34999
4321 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4322 crossing edges that ends with a call insn.
4323 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4324 call insn and clear the EDGE_CROSSING flag of the crossing edge
4325 when fixing fallthru edges.
4327 2008-02-27 Richard Guenther <rguenther@suse.de>
4330 * fold-const.c (fold_unary): Return the correct argument,
4331 converted to the result type.
4333 2008-02-27 Richard Guenther <rguenther@suse.de>
4336 * expr.c (expand_expr_real_1): Assert on rotates that operate
4338 * fold-const.c (fold_binary): Use the types precision, not the
4339 bitsize of the mode if folding rotate expressions. Build rotates
4340 only for full modes.
4342 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4344 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4346 * c-pragma.c (pragma_ns_name): New typedef.
4347 (registered_pp_pragmas): New variable.
4348 (c_pp_lookup_pragma): New function.
4349 (c_register_pragma_1): If flag_preprocess_only, do nothing
4350 for non-expanded pragmas, for expanded ones push pragma's
4351 namespace and name into registered_pp_pragmas vector.
4352 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4353 flag_preprocess_only, don't register GCC pch_preprocess
4354 pragma if flag_preprocess_only.
4355 * c-opts.c (c_common_init): Call init_pragma even if
4356 flag_preprocess_only.
4357 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4358 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4359 cpp_register_pragma if flag_preprocess_only.
4361 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4364 * c-parser.c (c_parser_translation_unit): Warn for empty
4365 translation unit, not empty source file.
4367 2008-02-26 Paul Brook <paul@codesourcery.com>
4369 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4370 operand for Thumb-2.
4371 * config/arm/arm.h (reg_class): Add CORE_REGS.
4372 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4373 (BASE_REG_CLASS): Use CORE_REGS.
4374 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4375 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4376 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4377 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4378 ARM_REGNO_OK_FOR_INDEX_P.
4379 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4380 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4381 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4382 (ldm/stm peepholes): Ditto.
4383 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4384 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4385 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4386 * config/arm/constraints.md: Enable "k" constraint on ARM.
4388 2008-02-27 Ben Elliston <bje@au.ibm.com>
4390 * config/rs6000/rs6000.c: Annotate cache line size field in all
4391 instances of struct processor_costs.
4393 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4395 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4396 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4397 jump_bypass): New counters.
4398 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4399 * dce.c (gate_ud_dce): Same.
4400 (gate_fast_dce): Same.
4401 * dse.c (gate_dse1): New function.
4402 (gate_dse2): New function.
4403 (gate_dse): Merge results of new gate functions.
4404 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4405 (gate_handle_jump_bypass): Add dbg_cnt.
4406 (gate_handle_gcse): Add dbg_cnt.
4407 * ifcvt.c (gate_handle_if_conversion): Same.
4408 (gate_handle_if_after_combine): Same.
4409 (gate_handle_if_after_reload): Same.
4410 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4412 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4414 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4416 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4418 2008-02-26 Jason Merrill <jason@redhat.com>
4421 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4422 alone if it's the naming decl for the type's main variant.
4424 2008-02-26 Tom Tromey <tromey@redhat.com>
4426 * system.h (USE_MAPPED_LOCATION): Poison.
4427 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4428 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4429 (make_goto_expr_edges): Likewise.
4430 (remove_bb): Likewise.
4431 (execute_warn_function_return): Likewise.
4432 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4434 * c-common.c (fname_decl): Remove old location code.
4435 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4437 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4439 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4440 (gen_rtx_ASM_INPUT): Likewise.
4441 (gen_rtx_ASM_INPUT_loc): Likewise.
4442 (get_rtx_asm_OPERANDS): Remove.
4443 * cfglayout.c (insn_locators_alloc): Remove old location code.
4444 (set_curr_insn_source_location): Likewise.
4445 (curr_insn_locator): Likewise.
4446 * print-tree.c (print_node): Remove old location code.
4447 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4448 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4449 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4450 location_from_locus.
4451 (construct_exit_block): Remove old location code.
4452 * emit-rtl.c (force_next_line_note): Remove old location code.
4453 * profile.c (branch_prob): Remove old location code.
4454 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4455 LOC_LINE): Remove old-location variants.
4456 * langhooks.c (lhd_print_error_function): Remove old location
4458 * configure, config.in: Rebuilt.
4459 * configure.ac (--enable-mapped-location): Remove.
4460 * c-decl.c (c_init_decl_processing): Remove old location code.
4461 (finish_function): Likewise.
4462 * recog.c (decode_asm_operands): Remove old location code.
4463 * c-pch.c (c_common_read_pch): Remove old location code.
4464 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4466 * gimple-low.c (lower_function_body): Remove old location code.
4467 * toplev.c (unknown_location): Remove.
4468 (push_srcloc): Remove old-location variant.
4469 (process_options): Remove old location code.
4470 (lang_dependent_init): Likewise.
4471 * input.h (UNKNOWN_LOCATION): Move definition.
4472 (location_t): Undeprecate.
4473 (source_locus): Remove.
4474 (location_from_locus): Remove.
4475 (struct location_s): Remove.
4476 Remove all old-location code.
4477 (input_line, input_filename): Remove.
4478 * final.c (final_scan_insn): Remove old location code.
4479 * diagnostic.c (diagnostic_build_prefix): Remove
4480 USE_MAPPED_LOCATION test.
4481 * tree.h (gimple_stmt) <locus>: Now a location_t.
4482 (tree_exp) <locus>: Likewise.
4483 (DECL_IS_BUILTIN): Remove old-location variant.
4484 (annotate_with_file_line, annotate_with_locus): Likewise.
4485 (expr_locus, set_expr_locus): Update.
4486 * tree.c (build1_stat): Remove old location code.
4487 (last_annotated_node): Remove.
4488 (annotate_with_file_line): Remove old-location variant.
4489 (annotate_with_locus): Likewise.
4490 (expr_location): Remove old location code.
4491 (set_expr_location): Likewise.
4492 (expr_has_location): Likewise.
4493 (expr_locus): Likewise.
4494 (set_expr_locus): Likewise.
4495 (expr_filename): Don't use location_from_locus.
4496 (expr_lineno): Likewise.
4497 * rtl-error.c (location_for_asm): Remove old location code.
4498 * c-lex.c (cb_line_change): Remove old location code.
4499 (fe_file_change): Likewise.
4500 (cb_def_pragma): Likewise.
4501 (c_lex_with_flags): Likewise.
4502 * gengtype.c (do_typedef): Don't special-case location types.
4503 (define_location_structures): Remove.
4504 (main): Don't call define_location_structures.
4505 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4508 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4511 * builtins.def (BUILT_IN_STDARG_START): Remove.
4512 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4513 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4514 * tree-inline.c (inline_forbidden_p_1): Likewise.
4516 2008-02-26 Richard Guenther <rguenther@suse.de>
4518 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4519 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4520 (lookup_decl_from_uid): Declare.
4521 (remove_decl_from_map): Likewise.
4522 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4523 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4524 (decl_for_uid_map): New global hashtable mapping DECL_UID
4526 (init_ttree): Allocate it.
4527 (insert_decl_to_uid_decl_map): New helper function.
4528 (make_node_stat): Insert new decls into the map.
4529 (copy_node_stat): Likewise.
4530 (lookup_decl_from_uid): New function.
4531 (remove_decl_from_map): Likewise.
4532 (print_decl_for_uid_map_statistics): New helper.
4533 (dump_tree_statistics): Call it.
4535 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4536 (referenced_var_iterator): Adjust.
4537 (FOR_EACH_REFERENCED_VAR): Adjust.
4538 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4539 (num_referenced_vars): Adjust.
4540 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4541 (first_referenced_var): Remove.
4542 (end_referenced_vars_p): Likewise.
4543 (next_referenced_var): Likewise.
4544 (referenced_var_iterator_set): New helper function.
4545 * tree-dfa.c (referenced_var_lookup): Adjust.
4546 (referenced_var_check_and_insert): Likewise.
4547 (remove_referenced_var): Likewise.
4548 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4549 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4550 (verify_call_clobbering): Likewise.
4551 (verify_memory_partitions): Likewise.
4552 (init_tree_ssa): Allocate bitmap instead of hashtable for
4554 (delete_tree_ssa): Adjust.
4555 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4556 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4557 (compute_tag_properties): Likewise.
4558 (set_initial_properties): Likewise.
4559 (find_partition_for): Likewise.
4560 (update_reference_counts): Likewise.
4561 (dump_may_aliases_for): Likewise.
4562 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4563 (add_call_clobber_ops): Likewise.
4564 (add_call_read_ops): Likewise.
4565 (get_asm_expr_operands): Likewise.
4566 * tree-into-ssa.c (dump_decl_set): Likewise.
4567 (update_ssa): Likewise.
4568 * tree-sra.c (scan_function): Likewise.
4569 (decide_instantiations): Likewise.
4570 (scalarize_parms): Likewise.
4571 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4572 (dsa_named_for): Likewise.
4573 * tree-ssa-structalias.c (update_alias_info): Likewise.
4574 (merge_smts_into): Likewise.
4576 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4579 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4580 * c-opts.c (c_common_handle_option): Wall enables
4581 Wvolatile-register-var.
4582 * common.opt: Move Wvolatile-register-var to...
4585 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4587 * common.opt (Wlarger-than=): New.
4588 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4590 * opts.c (common_handle_option): Handle -Wlarger-than=.
4591 * optc-gen.awk: Likewise.
4592 * opth-gen.awk: Likewise.
4593 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4594 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4596 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4598 * c-common.c (match_case_to_enum_1): Add appropriate
4599 OPT_W* parameter to warning.
4600 (c_do_switch_warnings): Likewise.
4601 * c-typeck.c (warning_init): Add one more parameter following
4603 (push_init_level): Update call to warning_init.
4604 (pop_init_level): Likewise.
4605 (add_pending_init): Likewise.
4606 (output_init_element: Likewise.
4608 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4611 * toplev.c (toplev_main): If there are warnings or error, print
4612 errors for ignored options.
4613 * opts.c (ignored_options): New static variable.
4614 (postpone_unknown_option_error): New.
4615 (print_ignored_options): New.
4616 (handle_option): Postpone errors for unknown -Wno-* options.
4617 * opts.h (print_ignored_options): Declare.
4619 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4621 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4624 2008-02-25 Richard Guenther <rguenther@suse.de>
4627 2008-02-25 Richard Guenther <rguenther@suse.de>
4629 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4630 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4631 (lookup_decl_from_uid): Declare.
4632 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4633 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4634 (decl_for_uid_map): New global hashtable mapping DECL_UID
4636 (init_ttree): Allocate it.
4637 (insert_decl_to_uid_decl_map): New helper function.
4638 (make_node_stat): Insert new decls into the map.
4639 (copy_node_stat): Likewise.
4640 (lookup_decl_from_uid): New function.
4641 (print_decl_for_uid_map_statistics): New helper.
4642 (dump_tree_statistics): Call it.
4644 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4645 (referenced_var_iterator): Adjust.
4646 (FOR_EACH_REFERENCED_VAR): Adjust.
4647 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4648 (num_referenced_vars): Adjust.
4649 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4650 (first_referenced_var): Remove.
4651 (end_referenced_vars_p): Likewise.
4652 (next_referenced_var): Likewise.
4653 (referenced_var_iterator_set): New helper function.
4654 * tree-dfa.c (referenced_var_lookup): Adjust.
4655 (referenced_var_check_and_insert): Likewise.
4656 (remove_referenced_var): Likewise.
4657 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4659 (verify_call_clobbering): Likewise.
4660 (verify_memory_partitions): Likewise.
4661 (init_tree_ssa): Allocate bitmap instead of hashtable for
4663 (delete_tree_ssa): Adjust.
4664 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4666 (compute_tag_properties): Likewise.
4667 (set_initial_properties): Likewise.
4668 (find_partition_for): Likewise.
4669 (update_reference_counts): Likewise.
4670 (dump_may_aliases_for): Likewise.
4671 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4672 (add_call_clobber_ops): Likewise.
4673 (add_call_read_ops): Likewise.
4674 (get_asm_expr_operands): Likewise.
4675 * tree-into-ssa.c (dump_decl_set): Likewise.
4676 (update_ssa): Likewise.
4677 * tree-sra.c (scan_function): Likewise.
4678 (decide_instantiations): Likewise.
4679 (scalarize_parms): Likewise.
4680 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4681 (dsa_named_for): Likewise.
4682 * tree-ssa-structalias.c (update_alias_info): Likewise.
4683 (merge_smts_into): Likewise.
4685 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4688 * doc/invoke.texi (-fcx-limited-range): Document new option.
4689 * toplev.c (process_options): Handle -fcx-fortran-rules.
4690 * common.opt: Add documentation for -fcx-fortran-rules.
4692 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4695 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4696 actual behaviour and C99.
4698 2008-02-26 Ben Elliston <bje@au.ibm.com>
4700 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4701 (ASM_CPU_POWER6_SPEC): Likewise.
4702 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4703 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4704 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4706 2008-02-25 Richard Guenther <rguenther@suse.de>
4708 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4709 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4710 (lookup_decl_from_uid): Declare.
4711 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4712 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4713 (decl_for_uid_map): New global hashtable mapping DECL_UID
4715 (init_ttree): Allocate it.
4716 (insert_decl_to_uid_decl_map): New helper function.
4717 (make_node_stat): Insert new decls into the map.
4718 (copy_node_stat): Likewise.
4719 (lookup_decl_from_uid): New function.
4720 (print_decl_for_uid_map_statistics): New helper.
4721 (dump_tree_statistics): Call it.
4723 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4724 (referenced_var_iterator): Adjust.
4725 (FOR_EACH_REFERENCED_VAR): Adjust.
4726 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4727 (num_referenced_vars): Adjust.
4728 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4729 (first_referenced_var): Remove.
4730 (end_referenced_vars_p): Likewise.
4731 (next_referenced_var): Likewise.
4732 (referenced_var_iterator_set): New helper function.
4733 * tree-dfa.c (referenced_var_lookup): Adjust.
4734 (referenced_var_check_and_insert): Likewise.
4735 (remove_referenced_var): Likewise.
4736 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4737 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4738 (verify_call_clobbering): Likewise.
4739 (verify_memory_partitions): Likewise.
4740 (init_tree_ssa): Allocate bitmap instead of hashtable for
4742 (delete_tree_ssa): Adjust.
4743 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4744 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4745 (compute_tag_properties): Likewise.
4746 (set_initial_properties): Likewise.
4747 (find_partition_for): Likewise.
4748 (update_reference_counts): Likewise.
4749 (dump_may_aliases_for): Likewise.
4750 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4751 (add_call_clobber_ops): Likewise.
4752 (add_call_read_ops): Likewise.
4753 (get_asm_expr_operands): Likewise.
4754 * tree-into-ssa.c (dump_decl_set): Likewise.
4755 (update_ssa): Likewise.
4756 * tree-sra.c (scan_function): Likewise.
4757 (decide_instantiations): Likewise.
4758 (scalarize_parms): Likewise.
4759 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4760 (dsa_named_for): Likewise.
4761 * tree-ssa-structalias.c (update_alias_info): Likewise.
4762 (merge_smts_into): Likewise.
4764 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4767 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4768 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4769 * alias.h (nonoverlapping_memrefs_p): Likewise.
4771 2008-02-25 Jan Beulich <jbeulich@novell.com>
4773 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4774 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4775 __emultls_get_address, __emultls_register_common,
4776 __floatundi?f, and _Unwind_GetIPInfo.
4777 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4778 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4779 (gen_regparm_prefix): Likewise.
4780 (i386_nlm_encode_section_info): Sync with
4781 config/i386/winnt.c:i386_pe_encode_section_info().
4782 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4783 i386_nlm_mangle_decl_assembler_name): New.
4784 (netware_override_options): New.
4785 * config/i386/netware.h (netware_override_options): Declare.
4786 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4787 (i386_nlm_mangle_decl_assembler_name): Declare.
4788 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4790 2008-02-25 Ben Elliston <bje@au.ibm.com>
4793 * c-decl.c (grokdeclarator): Remove unused local variables
4794 `typedef_type' and `type_as_written'.
4796 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4797 unused local variable `has_hot_blocks'.
4798 (fix_crossing_conditional_branches): Remove unused local variable
4801 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4804 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4805 using DEF_C99_BUILTIN.
4806 (BUILT_IN_NANF): Ditto.
4807 (BUILT_IN_NANL): Ditto.
4809 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4810 Revital Eres <eres@il.ibm.com>
4812 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4813 regarding the order of two dependent insns in the same row.
4815 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4817 * stor-layout.c (layout_decl): Do not bump the alignment of a
4818 bit-field to more than byte alignment if it is packed.
4820 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4822 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4825 2008-02-24 Diego Novillo <dnovillo@google.com>
4827 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4830 * tree-vrp.c (vrp_evaluate_conditional): With
4831 -Wtype-limits, emit a warning when comparing against a
4832 constant outside the natural range of OP0's type.
4833 * c.opt (Wtype-limits): Move ...
4834 * common.opt (Wtype-limits): ... here.
4836 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4838 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4839 * config/rs6000/e300c2c3.md: New file.
4840 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4842 (rs6000_override_options): Add e300c2 and e300c3 cases to
4843 processor_target_table. Do not allow usage of Altivec or Spe
4844 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4845 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4846 * config/rs6000/rs6000.h (processor_type): Add
4847 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4848 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4849 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4850 and ppce300c3. Include e300c2c3.md.
4852 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4854 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4855 instead of TARGET_STRICT_ALIGN.
4857 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4859 * explow.c (memory_address): Assert that the generated address is
4862 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4865 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4866 * config/darwin-ppc-ldouble-patch.def: New file.
4867 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4868 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4869 SUBTARGET_INIT_BUILTINS if defined.
4870 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4873 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4876 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4877 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4879 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4882 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4883 file" warning condtional on -Winvalid-PCH.
4885 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4887 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4889 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4894 prevent reload from using MMX registers.
4895 (*mov<mode>_internal): Ditto.
4896 (*movv2sf_internal_rex64): Ditto.
4897 (*movv2sf_internal): Ditto.
4899 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4901 PR documentation/31569
4902 * doc/install.texi2html: Use makeinfo --no-number-sections.
4904 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4906 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4907 ensure that we can address an entire entity > 8 bytes. Don't
4908 generate reg+reg addressing for such data.
4910 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4912 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4913 strings when optimizing for size, unless the target cares about
4916 2008-02-22 Tom Tromey <tromey@redhat.com>
4918 * regclass.c (current_pass): Remove declaration.
4920 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4922 * config/avr/libgcc.S (__RAMPZ__): Define.
4923 (__do_copy_data): Add for devices with 128KB code memory.
4925 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4927 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4929 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4931 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4933 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4936 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4939 * c-typeck.c (build_binary_op): Warn about floating point
4940 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4942 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4945 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4946 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4948 (rs6000_override_options): Set altivec_abi as default, not override,
4949 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4950 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4951 is used; use new member spe_abi.
4952 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4953 spe_abi and altivec_abi.
4955 2008-02-22 Tomas Bily <tbily@suse.cz>
4957 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4959 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4962 * config.build (build_file_translate): Set to `CMD //c' only if
4964 * Makefile.in (build_file_translate): Improve comment.
4966 2008-02-21 Jan Hubicka <jh@suse.cz>
4968 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4969 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4970 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4972 2008-02-21 Michael Matz <matz@suse.de>
4975 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4977 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4979 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4980 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4982 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4983 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4984 SSE_VEC_FLOAT_MODE_P as insn constraint.
4985 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4986 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4987 sse4a_movntdf using MODEF mode iterator.
4988 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4989 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4990 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4991 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4992 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4993 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4994 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4996 2008-02-21 Richard Guenther <rguenther@suse.de>
4998 * tree.def (PAREN_EXPR): New tree code.
4999 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5001 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5002 * expr.c (expand_expr_real_1): Likewise.
5003 * tree-inline.c (estimate_num_insns_1): Likewise.
5004 * tree-complex.c (expand_complex_move): Likewise.
5005 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5008 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5011 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5013 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5016 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5018 * config/sh/sh.c (find_barrier): Don't go past
5019 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5021 2008-02-20 DJ Delorie <dj@redhat.com>
5023 * config/h8300/h8300.md (insv): Force source operand to be a register.
5025 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5026 as a jump, not as a plain insn.
5028 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5030 * doc/invoke.texi (Warning Options): Add new option
5031 -Wframe-larger-than=.
5032 (-Wframe-larger-than): Document.
5034 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5035 Add declarations for new option variables.
5037 * final.c (final_start_function): Check the frame size
5038 before emission and issue a Wframe-larger-than warning.
5040 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5041 Add definitions for new option variables.
5042 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5044 * common.opt (Wframe-larger-than=): New option.
5046 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5048 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5049 (<sse>_div<mode>3): Ditto.
5050 (<sse>_vmdiv<mode>3): Ditto.
5051 (<sse>_vmsqrt<mode>2): Ditto.
5052 (*smax<mode>3): Ditto.
5053 (sse5_frcz<mode>2): Ditto.
5054 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5057 2008-02-20 Richard Guenther <rguenther@suse.de>
5060 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5061 be happy with INTEGRAL_TYPE_P.
5063 2008-02-20 Richard Guenther <rguenther@suse.de>
5065 * fold-const.c (split_tree): Associate floatig-point expressions
5066 if flag_associative_math is set.
5068 2008-02-20 Richard Guenther <rguenther@suse.de>
5070 * tree.h (fold_real_zero_addition_p): Declare.
5071 * fold-const.c (fold_real_zero_addition_p): Export.
5072 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5073 floating-point operations with zero and one.
5075 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5077 * doc/install.texi: Correct references to CFLAGS, replacing them
5078 with BOOT_CFLAGS. Document flags used during bootstrap for
5081 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5084 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5085 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5087 (smin<mode>3): Ditto from similar patterns.
5088 (smax<mode>3): Ditto.
5089 (*ieee_smin<mode>3): Ditto.
5090 (*ieee_smax<mode>3): Ditto.
5091 * config/i386/sse.md (sse): New mode attribute.
5092 (mov<mode>): Macroize expander from movv4sf and movv2df using
5093 SSEMODEF2P mode iterator.
5094 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5095 SSE_VEC_FLOAT_MODE_P as insn constraint.
5096 (storent<mode>): Ditto.
5097 (storent<mode>): Macroize expander from storentsf and storentdf using
5098 MODEF mode iterator.
5099 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5100 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5101 (abs<mode>2): Ditto from similar patterns.
5102 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5103 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5104 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5105 (<sse>_vmsqrt<mode>2): Ditto.
5106 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5107 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5108 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5109 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5110 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5111 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5112 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5114 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5115 iterator and SSE_FLOAT_MODE_P as insn constraint.
5116 (<sse>_ucomi): Ditto from similar patterns.
5117 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5118 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5119 SSE_VEC_FLOAT_MODE_P as insn constraint.
5120 (vcond<mode>): Ditto from similar patterns.
5121 (and<mode>3, *and<mode>3): Ditto.
5122 (<sse>_nand<mode>3): Ditto.
5123 (ior<mode>3, *ior<mode>3): Ditto.
5124 (xor<mode>3, *xor<mode>3): Ditto.
5125 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5126 iterator and SSE_FLOAT_MODE_P as insn constraint.
5127 (*nand<mode>3): Ditto from similar patterns.
5128 (*ior<mode>3): Ditto.
5129 (*xor<mode>3): Ditto.
5131 2008-02-20 Ira Rosen <irar@il.ibm.com>
5133 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5134 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5135 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5137 2008-02-19 Jan Hubicka <jh@suse.cz>
5139 * predict.c (tree_bb_level_predictions): Remove variable next
5140 mistakely introduced by previous commit.
5142 2008-02-19 Jan Hubicka <jh@suse.cz>
5144 * predict.c (predict_paths_leading_to): Rewrite.
5145 (predict_paths_for_bb): New.
5146 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5148 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5151 * Makefile.in (build_file_translate): New.
5152 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5153 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5154 * configure.ac (build_file_translate): Substitute it.
5155 * configure: Regenerate.
5157 2008-02-19 Jan Hubicka <jh@suse.cz>
5159 PR rtl-optimization/34408
5160 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5163 2008-02-19 Jan Hubicka <jh@suse.cz>
5166 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5169 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5172 * config/i386/i386-modes.def: Revert the last DI alignment
5173 change until Ada people can look into it.
5175 2008-02-19 Nick Clifton <nickc@redhat.com>
5177 * opts.c (print_specific_help): Fix typo in --help text.
5179 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5182 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5183 32-bit inline asm without asm alternatives for host GCC < 3.0.
5185 2008-02-19 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/34989
5188 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5189 Allow propagation to INDIRECT_REF if we can simplify only.
5191 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5193 * c-common.c (warn_for_collisions_1): Use appropriate option when
5196 2008-02-19 Nick Clifton <nickc@redhat.com>
5199 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5200 (handle_options): Fix indentation.
5201 (print_filtered_help): If no language-specific options were
5202 displayed tell the user how to list all the options supported by
5203 the language's front-end.
5204 (print_specific_help): Fix indentation and remove duplicate line.
5205 (common_handle_option): Handle the -v option.
5206 For --help enable the display of undocumented options if the -v
5207 switch has been included on the command line.
5208 For --help= check for overlaps in the arguments between the option
5209 classes and the language names and issue a warning when they
5210 cannot be disambiguated.
5211 * c.opt (v): Pass on to the common option handler.
5213 2008-02-19 Revital Eres <eres@il.ibm.com>
5215 * modulo-sched.c (sms_schedule): Change dump message when
5216 create_ddg function fails.
5217 (try_scheduling_node_in_cycle): Rename row to cycle.
5218 (print_partial_schedule): Rename CYCLE to ROW.
5220 2008-02-19 Christian Bruel <christian.bruel@st.com>
5221 Zdenek Dvorak <ook@ucw.cz>
5223 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5225 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5229 (*x86_movdicc_0_m1_se): Ditto.
5231 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5234 (CMPtype): Define as __gcc_CMPtype.
5235 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5236 (CMPtype): Define as __gcc_CMPtype.
5238 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5240 Support valgrind 3.3 for --enable-checking=valgrind.
5241 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5243 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5244 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5245 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5246 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5247 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5248 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5249 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5251 * ggc-zone.c: Similar.
5252 * ggc-page.c: Similar.
5254 2008-02-19 Paul Brook <paul@codesourcery.com>
5257 * config/arm/ieee754-df.S: Fix do_it typo.
5258 * config/arm/ieee754-sf.S: Fix do_it typo.
5260 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5263 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5264 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5265 (OPTION_MASK_ISA_SSE_SET): Likewise.
5266 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5267 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5268 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5269 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5270 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5271 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5272 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5273 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5274 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5275 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5276 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5277 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5278 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5279 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5280 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5281 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5282 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5283 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5284 (OPTION_MASK_ISA_SSE4): Removed.
5285 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5286 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5287 (override_options): Don't turn on implied SSE/MMX bits in
5290 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5292 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5295 2008-02-18 Joey Ye <joey.ye@intel.com>
5298 * tree-nested.c (insert_field_into_struct): Set type alignment
5299 to field alignment if the former is less than the latter.
5301 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5303 * BASE-VER: Set to 4.4.0.
5305 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5307 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5308 * doc/cfg.texi: Likewise.
5309 * doc/extend.texi: Likewise.
5310 * doc/gty.texi: Likewise.
5311 * doc/invoke.texi: Likewise.
5312 * doc/loop.texi: Likewise.
5313 * doc/md.texi: Likewise.
5314 * doc/passes.texi: Likewise.
5315 * doc/rtl.texi: Likewise.
5316 * doc/sourcebuild.texi: Likewise.
5317 * doc/tm.texi: Likewise.
5318 * doc/tree-ssa.texi: Likewise.
5320 2008-02-17 Richard Guenther <rguenther@suse.de>
5323 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5324 without default definition.
5326 2008-02-17 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/35231
5329 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5332 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5335 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5336 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5337 libgcc_cmp_return mode.
5339 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5342 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5344 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5346 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5349 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5351 * doc/c-tree.texi: Use `@.' where appropriate.
5352 * doc/extend.texi: Likewise.
5353 * doc/install.texi: Likewise.
5354 * doc/invoke.texi: Likewise.
5355 * doc/loop.texi: Likewise.
5356 * doc/makefile.texi: Likewise.
5357 * doc/md.texi: Likewise.
5358 * doc/passes.texi: Likewise.
5359 * doc/standards.texi: Likewise.
5360 * doc/tm.texi: Likewise.
5362 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5365 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5367 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5368 rather than in entry_bb.
5370 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5372 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5373 libgcc_cmp_return mode.
5375 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5378 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5379 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5381 2008-02-15 Richard Guenther <rguenther@suse.de>
5382 Zdenek Dvorak <ook@ucw.cz>
5384 PR tree-optimization/35164
5385 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5386 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5387 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5388 Only propagate addresses which do not have abnormal SSA_NAMEs
5391 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5394 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5396 2008-02-15 Jan Hubicka <jh@suse.cz>
5399 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5401 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5404 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5405 when calculating alignment_pad.
5407 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5410 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5411 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5412 and STACK_BOUNDARY define.
5414 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5416 PR preprocessor/35061
5417 * c-pragma.c (handle_pragma_pop_macro): Check that
5418 pushed_macro_table has been allocated.
5420 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5423 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5424 (force_gimple_operand): Likewise.
5425 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5426 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5427 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5428 (find_interesting_uses_address): Check addressability and alignment
5429 of the base expression only after substituting bases of IVs into it.
5431 2008-02-14 Michael Matz <matz@suse.de>
5434 * function.c (instantiate_virtual_regs_in_insn): Reload address
5435 before falling back to reloading the whole operand.
5437 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5439 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5440 before the first section switch note.
5442 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5444 * doc/bugreport.texi: Update copyright years.
5445 * doc/c-tree.texi: Likewise.
5446 * doc/cfg.texi: Likewise.
5447 * doc/cpp.texi: Likewise.
5448 * doc/cppinternals.texi: Likewise.
5449 * doc/fragments.texi: Likewise.
5450 * doc/frontends.texi: Likewise.
5451 * doc/gcc.texi: Likewise.
5452 * doc/gty.texi: Likewise.
5453 * doc/hostconfig.texi: Likewise.
5454 * doc/implement-c.texi: Likewise.
5455 * doc/libgcc.texi: Likewise.
5456 * doc/loop.texi: Likewise.
5457 * doc/makefile.texi: Likewise.
5458 * doc/options.texi: Likewise.
5459 * doc/passes.texi: Likewise.
5460 * doc/rtl.texi: Likewise.
5461 * doc/sourcebuild.texi: Likewise.
5462 * doc/standards.texi: Likewise.
5463 * doc/tree-ssa.texi: Likewise.
5464 * doc/trouble.texi: Likewise.
5466 * doc/extend.texi: Use @: or add comma where appropriate.
5467 * doc/invoke.texi: Likewise.
5468 * doc/tm.texi: Likewise.
5470 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5473 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5476 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5478 * doc/md.texi (clz, ctz): Add reference.
5479 * doc/rtl.texi (clz, ctz): Likewise.
5481 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5484 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5487 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5489 * config/s390/s390.c (struct constant_pool): New field
5490 emit_pool_after added.
5491 (s390_mainpool_start): Set the emit_pool_after flag according
5492 to the section switch notes.
5493 (s390_mainpool_finish): Consider emit_pool_after when emitting
5494 the literal pool at the end of the function.
5495 (s390_chunkify_start): Force literal pool splits at section
5498 2008-02-13 Michael Matz <matz@suse.de>
5501 * var-tracking.c (clobber_variable_part): Correctly traverse the
5504 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5507 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5508 Add -fdump-ipa-inline.
5509 * tree-dump.c (dump_files): Remove tree-inlined dump.
5510 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5512 2008-02-12 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/35171
5515 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5518 2008-02-12 Richard Guenther <rguenther@suse.de>
5521 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5522 value-preserving mode. Disallow final truncation.
5524 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5527 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5528 code from here to...
5529 (force_gimple_operand): ...here.
5531 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5534 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5535 non-compatible pointers.
5536 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5537 different FIELD_DECLs, try harder by comparing field offsets, sizes
5541 * function.c (match_asm_constraints_1): Don't replace the same input
5544 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5546 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5547 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5548 (expand_epilogue): Restore RAMPZ register.
5549 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5551 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5553 * config/i386/cygwin.asm: (__alloca): Correct calling
5554 convention and alignment.
5555 (__chkstk): Force 8 byte stack alignment.
5557 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5558 Richard Guenther <rguenther@suse.de>
5560 PR tree-optimization/33992
5561 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5562 the zero we compare against.
5564 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5567 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5568 to CloseHandle after unlocking to prevent accumulation of handle
5571 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5574 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5575 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5576 and update LABEL_NUSES during and after reload.
5578 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5581 * combine.c (simplify_if_then_else): Make sure the comparison is
5582 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5584 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5587 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5588 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5589 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5590 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5591 * tree.h (get_type_static_bounds): Likewise.
5593 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5595 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5596 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5597 Make -Wfoo language annotations match what the compiler outputs.
5599 2008-02-08 Sa Liu <saliu@de.ibm.com>
5601 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5602 intrinsics spu_convts, spu_convtu, spu_convtf.
5603 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5605 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5607 * doc/extend.texi (Function Attributes) <noinline>: Mention
5608 asm ("") as method to keep calls.
5610 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5613 * doc/options.texi (Options): Replace references to opts.sh with
5615 * opts-common.c: Likewise.
5616 * optc-gen.awk: Likewise.
5618 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5620 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5622 2008-02-07 Richard Henderson <rth@redhat.com>
5625 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5626 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5629 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5631 PR tree-optimization/35085
5632 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5633 for operand entry oe2 in addition to operand entry oe3 in order to
5634 expose more opportunities for vectorizer sum reduction.
5636 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5639 * Makefile.in (LIBS): Remove $(GMPLIBS).
5640 (cc1-dummy, cc1): Add $(GMPLIBS).
5642 2008-02-06 Jan Hubicka <jh@suse.cz>
5645 * i386.md (moddf_integer): Do not produce partial memory stalls for
5646 targets where it hurts.
5648 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5651 * optabs.c (expand_float): Do not check for decimal modes when
5652 expanding unsigned integer through signed conversion.
5654 2008-02-06 Nick Clifton <nickc@redhat.com>
5656 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5657 inside the clobber with a match_operand and duplicated operand
5658 number in the constraint.
5659 (ineqbranchsi): Delete redundant comment.
5661 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5663 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5664 builtin_define ("__USE_INIT_FINI__").
5665 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5667 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5669 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5671 PR documentation/30330
5672 * doc/invoke.texi (C++ Dialect Options)
5673 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5674 For each warning option -Wfoo that allows -Wno-foo, ensure both
5675 -Wfoo and -Wno-foo are listed in the option index. Fix index
5676 entry of -Wswitch-default, index -Wnormalized= including the
5677 `=', and -Wlarger-than-@var{len} including @var{len}.
5679 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5681 * config/i386/i386.md (floatunssisf2): Use
5682 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5683 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5684 Macroize expander using MODEF mode iterator.
5686 2008-02-05 Diego Novillo <dnovillo@google.com>
5688 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5691 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5693 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5696 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5698 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5701 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5702 to indicate if a message should be generated.
5703 (init_cumulative_args): Updated.
5704 (function_value_32): Likewise.
5706 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5708 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5710 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5714 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5716 2008-02-04 Diego Novillo <dnovillo@google.com>
5718 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5721 * tree-vrp.c (vrp_evaluate_conditional): With
5722 -Wtype-limits, emit a warning when comparing against a
5723 constant outside the natural range of OP0's type.
5725 2008-02-04 Richard Guenther <rguenther@suse.de>
5728 * expr.c (count_type_elements): Give for unions instead of
5731 2008-02-04 Richard Guenther <rguenther@suse.de>
5734 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5735 to TYPE_DOMAINs base type instead of using bitsizetype here.
5737 2008-02-03 Jason Merrill <jason@redhat.com>
5739 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5741 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5744 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5745 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5746 (RS/6000 and PowerPC Options): Fix typos and markup.
5747 * doc/passes.texi (Tree-SSA passes): Likewise.
5749 2008-02-02 Michael Matz <matz@suse.de>
5752 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5753 from record_last_reg_set_info.
5754 (record_last_reg_set_info): Take an RTX argument, iterate over all
5755 constituent hardregs.
5756 (record_last_set_info, record_opr_changes): Change calls to
5757 new signature or to record_last_reg_set_info_regno.
5759 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5761 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5763 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5765 PR rtl-optimization/34773
5766 * reg-notes.def (EQUAL): Mention significance of combination of
5767 REG_EQUAL and REG_RETVAL.
5768 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5769 insn that has a REG_RETVAL.
5771 2008-02-01 Roger Sayle <roger@eyesopen.com>
5774 * configure.ac (--enable-fixed-point): Disable unless explicitly
5776 * configure: Regenerate.
5778 2008-02-01 Richard Guenther <rguenther@suse.de>
5781 * invoke.texi (-finline-limit): Remove no longer true parts
5782 of the documentation. Note that there is no default value.
5784 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5785 Mark Mitchell <mark@codesourcery.com>
5786 Ben Elliston <bje@au.ibm.com>
5789 * doc/extend.texi (Other Builtins): Document.
5791 2008-01-31 Tom Browder <tom.browder@gmail.com>
5793 * doc/c-tree.texi (Types): Fix grammar.
5794 (Expression trees): Ditto.
5795 * doc/passes.texi (Tree-SSA passes): Ditto.
5797 * doc/configterms.texi (Configure Terms): Fix typo.
5798 * doc/cpp.texi (Common Predefined Macros): Ditto.
5799 * doc/md.texi (Machine Constraints): Ditto.
5801 * doc/makefile.texi (Makefile): Add comma.
5803 2008-01-31 Tom Browder <tom.browder@gmail.com>
5804 Gerald Pfeifer <gerald@pfeifer.com>
5806 * doc/sourcebuild.texi (Front End): Remove references to CVS
5807 and CVSROOT/modules.
5808 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5809 (Back End): Remove reference to CVS.
5811 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5814 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5816 (mips16_gp_pseudo_reg): ...here.
5817 * config/mips/mips.md (load_const_gp): Replace with...
5818 (load_const_gp_<mode>): ...this :P-based insn.
5820 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5822 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5823 options. Minor fixes.
5824 (-std): Move reference to standards closer to where language
5825 standards are first mentioned.
5827 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5829 PR rtl-optimization/34995
5830 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5831 parameter and return a bool. If the rtx parameter is nonnull,
5832 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5833 (find_reloads): Update call accordingly. Pass the new operand
5834 if it needed no address reloads, otherwise pass null.
5836 2008-01-30 Richard Henderson <rth@redhat.com>
5839 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5840 for unbounded arrays.
5842 2008-01-30 Silvius Rus <rus@google.com>
5844 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5846 2008-01-30 Jan Hubicka <jh@suse.cz>
5849 * i386.c (init_cumulative_args): Use real function declaration when
5852 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5854 PR rtl-optimization/34998
5855 * global.c (build_insn_chain): Treat non-subreg_lowpart
5856 SUBREGs of pseudos as clobbering all the words covered by the
5857 SUBREG, not just all the bytes.
5858 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5859 original df_ref rather than an extract parameter.
5860 (global_conflicts): Update call accordingly.
5862 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5864 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5865 the overflow check to make it easier to read.
5866 (__fixtfdi): Change the type of the ll member in union
5867 long_double to UDItype_x.
5869 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5872 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5873 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5874 * tree-inline.c (fold_marked_statements): Call
5875 cgraph_update_edges_for_call_stmt if folding a call statement.
5876 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5877 debug_generic_stmt calls, reset it back afterwards.
5880 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5882 * c-typeck.c (build_external_ref): Don't pedwarn about
5883 static vars in current function's scope.
5885 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5887 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5889 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5892 * ipa-struct-reorg.c: Fix spelling.
5893 * params.def: Ditto.
5895 2008-01-29 Richard Guenther <rguenther@suse.de>
5898 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5900 * tree-inline.c (remap_type): Increment remapping_type_depth
5901 around remapping types.
5902 (copy_body_r): Only add referenced variables if they are referenced
5903 from code, not types.
5905 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5916 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5917 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5919 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5922 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5923 pointer for tiny stack.
5925 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5927 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5929 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5931 * config/vx-common.h: Fix typo in comment.
5933 2008-01-28 Ian Lance Taylor <iant@google.com>
5937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5938 coalesce pointers if they have different DECL_NO_TBAA_P values.
5939 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5940 between variables with different DECL_NO_TBAA_P values.
5942 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5945 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5946 are not legitimate small data references on SPE targets.
5948 2008-01-28 David Daney <ddaney@avtrex.com>
5950 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5952 2008-01-28 David Daney <ddaney@avtrex.com>
5954 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5956 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5958 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5959 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5960 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5961 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5962 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5963 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5964 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5965 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5967 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5969 * basic-block.h (condjump_equiv_p): Fix comment.
5971 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5973 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5974 print_generic_stmt_indented): Fix comment.
5976 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5978 * configure.ac (__stack_chk_fail): Add detecion for availability
5979 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5980 * configure: Regenerate.
5982 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5985 * final.c (output_addr_const): Handle TRUNCATE.
5987 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5990 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5991 (zero_cost, infinite_cost): New constants.
5992 (struct cost_pair): Change type of cost to comp_cost.
5993 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5994 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5996 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5997 split_address_cost, ptr_difference_cost, difference_cost,
5998 get_computation_cost_at, get_computation_cost,
5999 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6000 determine_use_iv_cost_condition, determine_use_iv_costs,
6001 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6002 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6003 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6004 Change type of cost to comp_cost.
6005 (determine_iv_cost): Increase cost of non-original ivs, instead
6006 of decreasing the cost of original ones.
6007 (get_address_cost): Indicate the complexity of the addressing mode
6009 (try_add_cand_for): Prefer using ivs not specific to some object.
6010 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6012 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6013 Janis Johnson <janis187@us.ibm.com>
6016 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6017 (TARGET_INSTANTIATE_DECLS): Likewise.
6018 * target.h (expand_to_rtl_hook): New target hook.
6019 (instantiate_decls): Likewise.
6020 * function.c (instantiate_decl): Make non-static. Rename to...
6021 (instantiate_decl_rtl): ... this.
6022 (instantiate_expr): Use instantiate_decl_rtl.
6023 (instantiate_decls_1): Likewise.
6024 (instantiate_decls): Likewise.
6025 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6026 * function.h (instantiate_decl_rtl): Add prototype.
6027 * cfgexpand.c (target.h): New include.
6028 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6029 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6030 (TARGET_INSTANTIATE_DECLS): Likewise.
6031 (TARGET_INITIALIZER): New target hooks added.
6032 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6034 * config/rs6000/rs6000.c (tree-flow.h): New include.
6035 (machine_function): Add sdmode_stack_slot field.
6036 (rs6000_alloc_sdmode_stack_slot): New function.
6037 (rs6000_instantiate_decls): Likewise.
6038 (rs6000_secondary_memory_needed_rtx): Likewise.
6039 (rs6000_check_sdmode): Likewise.
6040 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6041 (TARGET_INSTANTIATE_DECLS): Likewise.
6042 (rs6000_hard_regno_mode_ok): Allow SDmode.
6043 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6044 (rs6000_emit_move): Handle SDmode.
6045 (function_arg_advance): Likewise.
6046 (function_arg): Likewise.
6047 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6048 SDmode var args for 32-bit compiles.
6049 (rs6000_secondary_reload_class): Handle SDmode.
6050 (rs6000_output_function_epilogue): Likewise.
6051 (rs6000_function_value): Simplify if statement.
6052 (rs6000_libcall_value): Likewise.
6053 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6054 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6055 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6056 (movsd_hardfloat): New define_insn.
6057 (movsd_softfloat): Likewise.
6058 (movsd_store): Likewise.
6059 (movsd_load): Likewise.
6060 (extendsddd2): Likewise.
6061 (extendsdtd2): Likewise.
6062 (truncddsd2): Likewise.
6063 (movdd_hardfloat64): Fixup comment.
6064 (UNSPEC_MOVSD_LOAD): New constant.
6065 (UNSPEC_MOVSD_STORE): Likewise.
6067 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6070 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6072 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6073 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6074 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6077 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6080 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6081 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6082 __LONGDOUBLE128 too.
6083 * config/rs6000/aix61.h: New file.
6085 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6087 PR rtl-optimization/34959
6088 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6089 popcount and parity rtxes the same mode as their operand.
6090 Truncate or extend the result to the return value's mode
6093 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6096 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6097 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6098 to GOT_VERSION_REGNUM.
6099 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6100 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6101 * config/mips/mips.c (mips_emit_call_insn): New function.
6102 (mips_call_tls_get_addr): Call mips_expand_call directly.
6103 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6105 (mips16_build_call_stub): Likewise. Return the call insn or null.
6106 (mips_expand_call): Update the call to mips16_build_call_stub
6107 accordingly and a remove redundant condition. Assert that MIPS16
6108 stubs do not use lazy binding. Use mips_emit_call_insn and return
6110 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6112 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6113 (mips_avoid_hazard): Remove hazard_set handling.
6114 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6115 (UNSPEC_RESTORE_GP): ...this.
6116 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6117 (FAKE_CALL_REGNO): Rename to...
6118 (GOT_VERSION_REGNUM): ...this.
6119 (type): Add "ghost" value. Add an associated insn reservation.
6120 (hazard_set): Remove.
6121 (exception_receiver): Rename to...
6122 (restore_gp): ...this and update the unspec identifier accordingly.
6123 (exception_receiver, nonlocal_got_receiver): New expanders.
6124 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6125 FAKE_CALL_REGNO. Remove hazard_set attribute.
6126 (set_got_version, update_got_version): New patterns.
6128 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6131 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6133 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6136 * doc/install.texi2html: Generate gcc-vers.texi.
6138 2008-01-25 DJ Delorie <dj@redhat.com>
6140 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6142 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6144 * config/c4x: Remove directory.
6145 * config.gcc (crx-*, mt-*): Mark obsolete.
6146 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6147 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6148 sh-*-rtemscoff*): Remove cases.
6149 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6150 * real.c (encode_c4x_single, decode_c4x_single,
6151 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6152 c4x_extended_format): Remove.
6153 * real.h (c4x_single_format, c4x_extended_format): Remove.
6154 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6156 (Pragmas): Remove comment about c4x pragmas.
6157 * doc/install.texi (c4x): Remove target-specific instructions.
6158 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6159 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6160 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6161 refer to C4x source files as examples.
6162 (C4X_FLOAT_FORMAT): Remove documentation.
6164 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6166 * config/bfin/bfin.c (override_options): Reorder tests so that
6167 flag_pic gets enabled for -msep-data.
6169 2008-01-25 Richard Guenther <rguenther@suse.de>
6172 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6173 to its bitfield precision if required.
6175 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6178 * tree-nested.c (walk_omp_for): New function.
6179 (convert_nonlocal_reference, convert_local_reference): Call
6180 walk_omp_for on OMP_FOR.
6181 (convert_call_expr): Call walk_body on OMP_FOR's
6182 OMP_FOR_PRE_INIT_BODY.
6184 2008-01-25 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/34966
6187 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6188 default defs and PHI_NODEs we have to insert after the
6191 2008-01-24 Nick Clifton <nickc@redhat.com>
6193 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6194 Provide a default definition.
6195 (LIBGCC2_UNITS_PER_WORD): Likewise.
6197 * config/stormy16/stormy16.c: Include df.h for the prototype
6198 for df_regs_ever_live_p.
6199 (xstormy16_expand_builtin_va_start): Convert the stack offset
6200 into a component_ref and then use POINTER_PLUS_EXPR to add it
6201 to the incoming_virtual_args_rtx.
6202 (xstormy16_gimplify_va_arg_expr): Rename to
6203 xstormy16_gimplify_va_arg_expr.
6204 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6205 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6206 xstormy16_gimplify_va_arg_expr.
6207 Fix up some formatting issues.
6209 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6210 Move to predicates.md.
6211 (xs_hi_general_operand): Likewise.
6212 (xs_hi_nonmemory_operand): Likewise.
6213 * config/stormy16/predicates.md:
6214 (xstormy16_carry_plus_operand): New predicate.
6215 (xs_hi_general_operand): New predicate.
6216 (xs_hi_nonmemory_operand): New predicate.
6217 * config/stormy16/stormy16-protos.h:
6218 (xstormy16_carry_plus_operand): Delete prototype.
6219 (xs_hi_general_operand): Likewise.
6220 (xs_hi_nonmemory_operand): Likewise.
6222 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6223 modifiers as they are no longer needed and they can trigger
6224 reload spill failures.
6226 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6227 with a match_operand in order to help reload.
6229 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6230 constraint with 'e' for the 8th alternative as this version of
6231 the mov.w instruction only accepts the lower 8 registers.
6233 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6236 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6237 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6240 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6243 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6245 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6247 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6249 (remove_structure): Update allocations list before removing structure.
6251 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6253 * ipa-struct-reorg.c (is_safe_cond_expr,
6254 create_new_stmts_for_cond_expr): Use integer_zerop function,
6255 that recognize not only zero-pointer, but zero-integer too.
6257 2008-01-25 Ben Elliston <bje@au.ibm.com>
6260 * fixproto: Escape "." in sed expression that strips leading "./".
6262 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6265 * gcc.c (SWITCH_OK): Removed.
6266 (SWITCH_LIVE): Changed to bit.
6267 (SWITCH_FALSE): Likewise.
6268 (SWITCH_IGNORE): Likewise.
6269 (switchstr): Change live_cond to unsigned int.
6270 (process_command): Replace SWITCH_OK with 0.
6271 (do_self_spec): Likewise.
6272 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6273 (give_switch): Likewise.
6274 (used_arg): Likewise.
6275 (do_spec_1): Set the SWITCH_IGNORE bit.
6276 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6277 bits. Set the SWITCH_LIVE bit.
6279 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6281 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6283 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6285 PR tree-optimization/34472
6286 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6287 parameter to a "bool *" and set *DATA to false if there is
6288 an unsafe access. Do not delete the structure here.
6289 (check_cond_exprs): Delete it here instead.
6290 (check_cond_exprs, exclude_cold_structs): Do not increase
6291 I when removing a structure.
6293 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6297 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6299 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6302 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6303 a fixed vector for stack.
6305 2008-01-24 Ben Elliston <bje@au.ibm.com>
6308 * doc/gcc.texi (Software development): Add a direntry for g++.
6310 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6312 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6313 stale and straggling -fforce-addr comments above.
6315 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6317 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6318 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6320 2008-01-23 Michael Matz <matz@suse.de>
6323 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6326 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6328 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6331 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6333 * config/avr/avr.c (avr_current_arch): New variable.
6334 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6335 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6336 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6337 (avr_override_options): Init 'avr_current_arch'.
6338 (base_arch_s): Move from here...
6339 * config/avr/avr.h (base_arch_s): ... here. Add new members
6340 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6341 'mega' to 'have_jmp_call'.
6342 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6343 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6345 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6347 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6348 MULTILIB_MATCHES): (Ditto.).
6350 2008-01-23 Richard Guenther <rguenther@suse.de>
6353 * cgraphunit.c (cgraph_reset_node): Always mark the node
6354 not reachable if it is not queued already.
6356 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6358 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6359 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6360 (cputype_selected): New static variable.
6361 (bfin_handle_option): Set it if -mcpu is used.
6362 (override_option): Select default set of workarounds if no cpu type
6363 selected on the command line.
6364 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6366 From Michael Frysinger <michael.frysinger@analog.com>
6367 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6368 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6370 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6371 for bf547, bf523, bf524, and bf526.
6372 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6374 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6375 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6376 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6377 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6378 * doc/invoke.texi (Blackfin Options): Document that
6379 -mcpu now accept bf547, bf523, bf524, and bf526.
6381 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6383 PR rtl-optimization/34628
6384 * combine.c (try_combine): Stop and undo after the first combination
6385 if an autoincrement side-effect on the first insn has effectively
6388 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6391 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6392 Offset addresses are not valid for Altivec or paired float modes.
6394 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6397 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6398 if DECL_INITIAL (decl) is error_mark_node.
6401 * c-common.c (handle_vector_size_attribute): Only allow
6402 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6403 the same way as pointer, array etc. types.
6404 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6407 * tree.c (build_type_attribute_qual_variant): Call
6408 build_qualified_type if attributes are equal, but quals are not.
6410 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6413 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6414 * flags.h (warn_strict_aliasing): Remove.
6415 (warn_strict_overflow): Remove.
6416 * opts.c (warn_strict_aliasing): Remove.
6417 (warn_strict_overflow): Remove.
6418 * c-opts.c (c_common_handle_option): -Wall only sets
6419 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6420 (c_common_post_options): Give default values to -Wstrict-aliasing
6421 and -Wstrict-overflow if they are uninitialized.
6422 * common.opt (Wstrict-aliasing): Specify Var and Init.
6423 (Wstrict-overflow): Likewise.
6425 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6427 PR rtl-optimization/26854
6428 PR rtl-optimization/34400
6429 PR rtl-optimization/34884
6430 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6432 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6433 (df_rd_bb_info.expanded_lr_out): Deleted
6434 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6435 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6436 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6437 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6438 Removed code to allocate, initialize or free expanded_lr_out.
6439 (df_rd_bb_local_compute_process_def): Restructured to make more
6441 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6442 sets if the sets are being trimmed.
6444 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6447 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6448 (as_vers): Likewise.
6449 * configure: Regenerated.
6451 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6454 * tree-pass.h (pass_build_alias): New pass.
6455 * tree-ssa-alias.c (gate_build_alias): New.
6456 (pass_build_alias): New.
6457 * passes.c (init_optimization_passes): Add pass_build_alias after
6458 pass_create_structure_vars.
6460 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6462 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6463 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6464 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6465 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6466 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6467 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6468 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6469 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6470 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6471 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6472 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6473 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6474 * config/s390/s390.md (FP_ALL): New mode iterator.
6475 (_d): New mode attribute.
6476 ("*signbit<mode>2>"): Changed mode of first operand.
6477 ("isinf<mode>2"): Changed mode of first operand.
6478 ("*TDC_insn"): Adaptation for DFP modes.
6480 2008-01-22 Ben Elliston <bje@au.ibm.com>
6482 * tree.c (check_qualified_type): Improve function description.
6484 2008-01-21 Jason Merrill <jason@redhat.com>
6487 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6488 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6491 2008-01-21 DJ Delorie <dj@redhat.com>
6493 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6496 2008-01-21 Richard Guenther <rguenther@suse.de>
6499 * tree-cfg.c (verify_expr): Allow all invariant expressions
6500 instead of just constant class ones as reference argument.
6501 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6502 like any other constant.
6503 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6505 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6507 * regmove.c (fixup_match_1): Update call crossed frequencies.
6509 2008-01-21 Richard Guenther <rguenther@suse.de>
6512 * tree-inline.c (setup_one_parameter): Deal with mismatched
6513 types using a VIEW_CONVERT_EXPR.
6515 2008-01-21 Alon Dayan <alond@il.ibm.com>
6516 Olga Golovanevsky <olga@il.ibm.com>
6518 PR tree-optimization/34701
6519 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6520 when the structure size is not a power of 2.
6522 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6524 * doc/install.texi: Add doc for --enable-checking=df.
6526 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6528 PR rtl-optimization/34808
6529 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6531 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6533 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6536 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6538 PR rtl-optimization/26854
6539 PR rtl-optimization/34400
6540 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6542 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6543 (df_rd_bb_info.expanded_lr_out): New.
6544 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6545 * loop_iv.c (iv_analysis_loop_init): Ditto.
6546 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6547 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6548 Added code to allocate, initialize or free expanded_lr_out.
6549 (df_rd_bb_local_compute_process_def): Restructured to make
6550 more understandable.
6551 (df_rd_confluence_n): Add code to do nothing with fake edges and
6552 code to no apply invalidate_by_call sets if the sets are being trimmed.
6553 (df_lr_local_finalize): Renamed to df_lr_finalize.
6554 (df_live_local_finalize): Renamed to df_live_finalize.
6556 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6559 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6560 deciding whether to use reciprocal instructions.
6562 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6564 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6565 dwarf2out_note_section_used if cold_text_section is NULL.
6567 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6569 PR gcov-profile/34610
6570 * tree-cfg.c (make_edges): Mark both outgoing edges from
6571 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6572 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6573 from OMP_FOR and OMP_CONTINUE outgoing edges.
6575 * tree-profile.c (tree_profiling): Return early if
6576 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6578 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6579 from cfun to child_cfun.
6580 * function.h (struct function): Add after_tree_profile bit.
6582 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6584 * config/avr/avr.S (_exit): Disable interrupt.
6586 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6587 Steven Bosscher <stevenb.gcc@gmail.com>
6589 PR rtl-optimization/26854
6590 PR rtl-optimization/34400
6591 * df-problems.c (df_live_scratch): New scratch bitmap.
6592 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6593 (df_live_reset): Clear the proper bitmaps.
6594 (df_live_bb_local_compute): Only process the artificial defs once
6595 since the order is not important.
6596 (df_live_init): Init the df_live sets only with the variables
6597 found live by df_lr.
6598 (df_live_transfer_function): Use the df_lr sets to prune the
6599 df_live sets as they are being computed.
6600 (df_live_free): Free df_live_scratch.
6602 2008-01-18 Ian Lance Taylor <iant@google.com>
6604 * common.opt: Add fmerge-debug-strings.
6605 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6606 flag_merge_debug_strings rather than flag_merge_constants.
6607 * doc/invoke.texi (Option Summary): Mention
6608 -fmerge-debug-strings.
6609 (Debugging Options): Document -fmerge-debug-strings.
6611 2008-01-18 Ian Lance Taylor <iant@google.com>
6614 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6615 (struct tree_function_decl): Add new field operator_new_flag.
6616 * tree-inline.c (expand_call_inline): When inlining a call to
6617 operator new, force the return value to go into a variable, and
6618 set DECL_NO_TBAA_P on that variable.
6619 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6621 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6624 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6625 DWARF2_DEBUGGING_INFO.
6626 (dwarf2out_note_section_used): Ditto. Add prototype.
6627 (have_multiple_function_sections, text_section_used,
6628 cold_text_section_used, *cold_text_sections): Move declarations
6631 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6633 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6634 field and add signal_ra.
6635 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6636 assignments to frame state pc. Move end of stack check after
6637 MD_FALLBACK_FRAME_STATE_FOR.
6638 (uw_update_context_1): Use frame state signal_regs if set, instead
6639 of checking signal_frame flag.
6640 (uw_update_context): Use frame state signal_ra if set.
6641 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6642 * config/xtensa/linux-unwind.h: New file.
6644 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6646 * modulo-sched.c (get_sched_window): Fix comment typo.
6648 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6650 PR tree-optimization/34648
6651 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6653 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6655 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6656 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6658 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6660 PR rtl-optimization/34400
6661 * df-core.c (df_worklist_dataflow_overeager,
6662 df_worklist_dataflow_doublequeue): New functions.
6663 (df_worklist_dataflow): Two different worklist solvers.
6664 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6667 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6670 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6671 and ftree-parallelize-loops.
6673 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6675 PR rtl-optimization/34826
6676 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6678 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6680 * global.c (find_reg): Mark the eh regs as used if necessary.
6681 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6682 * ra.h (struct allocno): no_eh_reg field added. Changed
6683 no_stack_reg type to bitfield.
6685 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6687 * tree.c (substitute_in_expr): Add missing 'break'.
6689 2008-01-17 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/34825
6692 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6693 x / x as division to handle.
6695 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6697 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6698 "-pthread" is specified.
6699 * pa-hpux11.h (LIB_SPEC): Likewise.
6701 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6702 Peter Bergner <bergner@vnet.ibm.com>
6704 PR rtl-optimization/33796
6705 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6707 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6709 PR libgfortran/34699
6710 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6712 * pa-hpux10.h (LINK_SPEC): Likewise.
6713 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6715 2008-01-16 Richard Guenther <rguenther@suse.de>
6718 * fold-const.c (fold_convert_const_int_from_int): Do not
6719 set overflow if that occured only because of a sign extension
6720 change when converting from/to a sizetype with the same
6721 precision and signedness.
6723 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6726 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6727 location address to the correct place. Update copyright year.
6729 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6731 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6732 no dependences in the dependence_relations vector.
6734 2008-01-16 Jan Hubicka <jh@suse.cz>
6736 PR rtl-optimization/31396
6737 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6738 * cfg.c (dump_reg_info): Print it.
6739 * regs.h (struct reg_info_t): add freq_calls_crossed.
6740 (REG_FREQ_CALLS_CROSSED): New macro.
6741 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6742 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6743 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6744 regmove_optimize): Update call crossed frequencies.
6745 * local-alloc.c (struct qty): Add freq_calls_crossed.
6746 (alloc_qty): Copute freq_calls_crossed.
6747 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6748 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6749 * ra.h (struct allocno): Add freq_calls_crossed.
6751 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6753 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6754 libgomp when compiling with ftree-parallelize-loops.
6755 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6757 2008-01-16 Richard Guenther <rguenther@suse.de>
6759 PR tree-optimization/34769
6760 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6761 * tree.c (int_cst_value): Instead make this function more
6762 permissive in what it accepts as valid input. Document this
6763 function always sign-extends the value.
6765 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6766 Richard Guenther <rguenther@suse.de>
6769 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6770 (gimple_fold_indirect_ref_rhs): ... this.
6771 (gimple_fold_indirect_ref): New function with foldings
6772 that preserve lvalueness.
6773 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6774 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6775 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6776 to fold an INDIRECT_REF, fall back to the old use of
6777 fold_indirect_ref_1.
6779 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6781 * tree-data-ref.c (subscript_dependence_tester_1): Call
6782 free_conflict_function.
6783 (compute_self_dependence): Same.
6785 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6788 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6789 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6791 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6792 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6793 for DWARF2_UNWIND_INFO targets.
6795 2008-01-16 Richard Guenther <rguenther@suse.de>
6798 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6799 type qualifiers for function types.
6801 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6803 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6804 loop_iterator li from previous commit.
6806 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6808 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6810 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6812 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6813 (parallelize_loops): Don't parallelize irreducible components.
6815 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6818 * c-opts (c_common_post_options): Do not enable CPP
6819 flag_pedantic_errors by default.
6821 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6823 PR rtl-optimization/31944
6824 * cse.c (remove_pseudo_from_table): New function.
6825 (merge_equiv_classes): Use above function to remove pseudo-registers.
6826 (invalidate): Likewise.
6828 2008-01-13 Richard Guenther <rguenther@suse.de>
6831 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6832 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6834 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6836 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6837 validate_change to unshare the source of the PC set.
6839 2008-01-12 Jan Hubicka <jh@suse.cz>
6842 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6843 references above array bounds. This might trigger bounds checks for
6846 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6848 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6849 new_replaceable_dependencies.
6851 2008-01-12 Doug Kwan <dougkwan@google.com>
6853 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6854 instead of OPT_Wreturn_type in warning due to ignored return type
6856 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6857 options included in -Wextra.
6858 * c.opt: New option -Wignored_qualifiers.
6859 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6860 -Wignore_qualifiers.
6861 (-Wignored-qualifiers): Document.
6862 (-Wreturn-type): Remove description of functionality now handled
6863 by -Wignored-qualifiers.
6865 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6868 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6869 NOP_EXPR if it is between integral types with the same precision.
6871 2008-01-12 Jan Hubicka <jh@suse.cz>
6874 * invoke.texi (max-inline-recursive-depth): Fix default value.
6876 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6878 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6881 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6883 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6885 2008-01-11 James E. Wilson <wilson@specifix.com>
6888 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6890 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6892 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6893 save/restore frame pointer register and don't use 'call-prologues'
6894 optimization in function with "OS_task" attribute.
6896 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6899 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6900 when copying to memory.
6902 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6904 PR rtl-optimization/30905
6905 * cfgcleanup.c: Include dce.h
6906 (crossjumps_occured): New global variable.
6907 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6908 If something changed, set crossjumps_occured to true.
6909 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6910 Don't add/remove fake edges to exit here...
6911 (cleanup_cfg): ...but do it here, when crossjumping.
6912 Run a fast DCE when successful crossjumps occured in the latest
6913 iteration of try_optimize_cfg.
6915 2008-01-11 Richard Guenther <rguenther@suse.de>
6917 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6918 (struct vn_unary_op_s): Likewise.
6919 (vn_reference_insert): Free old reference on hash collision.
6921 2008-01-10 Raksit Ashok <raksit@google.com>
6923 PR rtl-optimization/27971
6924 * combine.c (find_split_point): Split PLUS expressions which are
6925 inside a MEM rtx, and whose first operand is complex.
6927 2008-01-10 DJ Delorie <dj@redhat.com>
6929 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6930 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6931 (m32c_hard_regno_ok): Call the underlying function.
6933 2008-01-10 Richard Guenther <rguenther@suse.de>
6936 * tree-cfg.c (tree_merge_blocks): Do not go through the
6937 full-blown folding and stmt updating path if we just deal
6938 with virtual operands.
6939 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6940 test for abnormal SSA_NAMEs.
6942 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6945 * reload.c (push_reload): Add assertions. All constants from
6946 reg_equiv_constant should have been used for replacing the respective
6948 (find_reloads_address): Invoke find_reloads_address_part for
6949 constant taken from the reg_equiv_constant array.
6951 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6953 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6954 field (valnum) the first in the struct. Replace bools with
6957 2008-01-10 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/34651
6960 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6961 types and ordering for masking and converting.
6963 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6965 PR tree-optimization/34017
6966 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6967 also for PHI_NODE expressions.
6969 2008-01-09 Jan Hubicka <jh@suse.cz>
6971 PR tree-optimization/34708
6972 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6973 based on number of case labels.
6974 (init_inline_once): Remove switch_cost.
6975 * tree-inline.h (eni_weights_d): Remove switch_cost.
6977 2008-01-09 Richard Guenther <rguenther@suse.de>
6978 Andrew Pinski <andrew_pinski@playstation.sony.com>
6981 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6982 temporary if an rvalue is ok or an lvalue is not required.
6984 2008-01-09 Richard Guenther <rguenther@suse.de>
6987 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6990 2008-01-09 Richard Guenther <rguenther@suse.de>
6993 * tree.c (host_integerp): Check for sizetype only if the
6994 type is an integer type.
6996 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6999 * opts.c (decode_options): Disable inlining of functions called
7000 once if not in unit-at-a-time mode.
7002 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7004 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7006 2008-01-08 Richard Guenther <rguenther@suse.de>
7009 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7010 out early if the result will be unused.
7012 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7017 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7021 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7023 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7024 for vectorization tuned.
7026 2008-01-08 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/34683
7029 * tree-ssa-operands.c (operand_build_cmp): Export.
7030 * tree-ssa-operands.h (operand_build_cmp): Declare.
7031 * tree-vn.c (vuses_compare): Remove.
7032 (sort_vuses): Use operand_build_cmp.
7033 (sort_vuses_heap): Likewise.
7034 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7035 to re-use old VEC if available. Do not sort already sorted VUSEs.
7036 (vdefs_to_vec): Do not sort already sorted VDEFs.
7038 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7041 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7043 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7046 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7047 limitations of reciprocal sequences on x86 targets.
7049 2008-01-08 Richard Guenther <rguenther@suse.de>
7051 PR tree-optimization/34683
7052 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7054 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7057 * config/darwin.c (darwin_mergeable_string_section): Don't use
7058 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7060 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7063 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7064 negxf2. Macroize expander using X87MODEF mode iterator. Change
7065 predicates of op0 and op1 to register_operand.
7066 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7067 expander using X87MODEF mode iterator. Change predicates of
7068 op0 and op1 to register_operand.
7069 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7070 corresponding patterns and macroize using MODEF macro. Change
7071 predicates of op0 and op1 to register_operand and remove
7072 "m" constraint. Disparage "r" alternative with "!".
7073 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7074 macroize using X87MODEF macro. Change predicates of op0 and op1
7075 to register_operand and remove "m" constraint. Disparage "r"
7076 alternative with "!".
7077 (absneg splitter with memory operands): Remove.
7078 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7079 patterns and macroize using X87MODEF mode iterator.
7080 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7081 Change predicate of op1 to register_operand.
7082 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7083 for memory operands.
7085 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7087 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7089 2008-01-07 Richard Guenther <rguenther@suse.de>
7091 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7094 2008-01-07 Richard Guenther <rguenther@suse.de>
7096 PR tree-optimization/34683
7097 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7098 VOPs of the needed size to save memory. Use VEC_quick_push
7099 to save compile-time.
7100 (vdefs_to_vec): Likewise.
7102 2008-01-07 Sa Liu <saliu@de.ibm.com>
7104 * config/spu/spu.md (divdf3): Genetate inline code for double
7105 division. The implementation doesn't handle INF or NAN, therefore it
7106 only applies when -ffinite-math-only is given.
7108 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7111 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7112 * doc/cpp.texi ([Common Predefined Macros]): Document.
7114 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7117 order to use commutative addition instead of subtraction.
7119 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7120 Mircea Namolaru <namolaru@il.ibm.com>
7121 Vladimir Yanovsky <yanov@il.ibm.com>
7122 Revital Eres <eres@il.ibm.com>
7124 PR tree-optimization/34263
7125 * tree-outof-ssa.c (process_single_block_loop_latch,
7126 contains_tree_r): New functions.
7127 (analyze_edges_for_bb): Call process_single_block_loop_latch
7128 function to empty single-basic-block latch block if possible.
7130 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7132 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7134 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7136 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7138 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7140 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7142 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7144 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7146 PR tree-optimization/34618
7147 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7150 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7153 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7154 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7155 Update copyright year.
7157 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7158 Update copyright year.
7159 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7162 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7164 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7165 edge does not point to current bb before changing need_assert.
7167 2008-01-04 Richard Guenther <rguenther@suse.de>
7170 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7171 for verifying purposes if they are is_gimple_min_invariant.
7173 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7175 PR tree-optimization/34448
7176 PR tree-optimization/34465
7177 * gimplify.c (gimplify_init_constructor): Add new parameter
7178 notify_temp_creation. Use it.
7179 (gimplify_modify_expr_rhs): Take volatiles into account when
7180 optimizing constructors.
7181 Do not optimize constructors if gimplify_init_constructor will dump to
7183 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7184 * gcc.c-torture/compile/pr34448.c: New.
7186 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7188 PR gcov-profile/34609
7189 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7190 return_slot if result is TREE_ADDRESSABLE.
7192 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7194 * config/mips/mips.md (sqrt_condition): Tweak comment.
7195 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7197 2008-01-03 Tom Tromey <tromey@redhat.com>
7200 * c-common.c (c_type_hash): Handle VLAs.
7202 2008-01-03 Jan Hubicka <jh@suse.cz>
7204 PR tree-optimization/31081
7205 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7206 0 when inlining and not inlining to first basic block.
7207 (remap_decl): When var is initialized to 0, don't set default_def.
7208 (expand_call_inline): Set entry_bb.
7209 * tree-inline.h (copy_body_data): Add entry_bb.
7211 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7214 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7217 PR tree-optimization/29484
7218 * tree-inline.c (inline_forbidden_p_2): New function.
7219 (inline_forbidden_p): Disallow inlining if some static var
7220 has an address of a local LABEL_DECL in its initializer.
7221 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7224 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7226 PR tree-optimization/34635
7227 * tree-data-ref.c (add_other_self_distances): Make sure that the
7228 evolution step is constant.
7230 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7233 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7235 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7237 * tree-sra.c (scalarize_init): Insert the generate_element_init
7238 statements after the generate_element_zero statements.
7240 2008-01-02 Richard Guenther <rguenther@suse.de>
7244 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7245 for very large number of operands instead of ICEing.
7247 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7250 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7251 while stack probing.
7253 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7255 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7258 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7261 * tree-mudflap.c (mx_register_decls): Guard warning by
7262 !DECL_ARTIFICIAL check.
7264 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7266 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7267 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7268 sse5_perm<mode>): Fix constraints.