1 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2 Nathan Sidwell <nathan@codesourcery.com>
4 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7 (rs6000_isel): Likewise.
8 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9 (rs6000_isel): New variable.
10 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
12 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15 * c-common.c (handle_vector_size_attribute): Call
16 lang_hooks.types.reconstruct_complex_type instead of
17 reconstruct_complex_type.
18 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20 * langhooks.h (struct lang_hooks_for_types): Add
21 reconstruct_complex_type hook.
22 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
23 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
25 2008-04-24 Richard Guenther <rguenther@suse.de>
27 * c-common.h (check_builtin_function_arguments): Declare.
28 * c-common.c (validate_nargs): New function.
29 (check_builtin_function_arguments): Likewise.
30 * c-typeck.c (build_function_call): Call
31 check_builtin_function_arguments.
32 * builtins.c (fold_builtin_classify): Remove error reporting code.
33 (fold_builtin_unordered_cmp): Likewise.
34 (fold_builtin_1): Likewise.
35 (fold_builtin_n): Likewise.
37 2008-04-24 Jakub Jelinek <jakub@redhat.com>
39 PR tree-optimization/36008
40 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
41 the original op1, rather than delta by step.
43 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
44 Sebastian Pop <sebastian.pop@amd.com>
46 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
47 eliminate_local_variables_stmt, eliminate_local_variables,
48 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
49 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
50 of code delimited by two edges in the CFG.
51 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
52 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
53 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
54 the case of parallelisation of reductions.
55 (expr_invariant_in_region_p): New.
57 * tree-flow.h (gather_blocks_in_sese_region): Declared.
58 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
60 2008-04-24 Ira Rosen <irar@il.ibm.com>
61 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/36034
64 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
65 incapable of dealing with loads with gaps.
67 2008-04-24 Rafael Espindola <espindola@google.com>
69 * tree-flow.h (vrp_evaluate_conditional): Change signature.
70 * tree-ssa-propagate.c (fold_predicate_in): Update call to
71 vrp_evaluate_conditional.
72 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
73 (vrp_evaluate_conditional): Split the cond argument.
74 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
75 (simplify_stmt_for_jump_threading): Update call to
76 vrp_evaluate_conditional.
78 2008-04-24 Ira Rosen <irar@il.ibm.com>
80 PR tree-optimization/35982
81 * tree-vect-analyze.c (vect_check_interleaving): Check that the
82 interleaved data-refs are of the same type.
84 2008-04-24 Danny Smith <dannysmith@users.net>
86 * c-format.c (check_format_info_main): Use strncmp rather than a magic prefix
87 to handle multichar length specs.
88 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
89 Don't prefix "I64" and "I32" with '\0'.
91 2008-04-24 Jakub Jelinek <jakub@redhat.com>
94 * config/i386/i386.c (init_cumulative_args): Don't pass anything
95 in registers for -m32 only if stdarg_p (fntype).
97 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
99 PR rtl-optimization/36006
100 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
101 temp to op0 in order to avoid invalid rtx sharing.
103 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
105 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
106 check TREE_INVARIANT.
107 * tree-gimple.c (is_gimple_address): New.
108 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
109 * tree-gimple.h (is_gimple_address): New.
110 * tree.h (decl_address_invariant_p): New.
111 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
112 (build_string): Likewise.
113 (decl_address_invariant_p): New, from is_gimple_invariant_address.
114 (tree_invariant_p_1): Likewise.
116 (tree_invariant_p): New.
117 (skip_simple_arithmetic): Use it.
118 (stabilize_reference_1): Use it.
119 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
121 (build1_stat): Drop code to compute TREE_INVARIANT.
122 (build2_stat): Drop code to compute TREE_INVARIANT.
123 (build3_stat): Drop code to compute TREE_INVARIANT.
124 (build4_stat): Drop code to compute TREE_INVARIANT.
125 (build5_stat): Drop code to compute TREE_INVARIANT.
126 (build7_stat): Drop code to compute TREE_INVARIANT.
127 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
128 * tree.h (struct tree_base): Remove invariant_flag.
129 (TREE_INVARIANT): Remove.
130 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
131 (fold_builtin_expect): Check TREE_CONSTANT.
132 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
133 * c-tree.h (c_expr_to_decl): Drop third parameter.
134 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
135 (build_c_cast): Don't set TREE_INVARIANT.
136 (pop_init_level): Don't set TREE_INVARIANT.
137 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
138 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
140 (gimplify_init_constructor): Don't set TREE_INVARIANT.
141 (gimplify_addr_expr): Adjust comment.
142 * tree-mudflap.c (mf_build_string):
143 * print-tree.c (print_node): Don't print TREE_INVARIANT.
144 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
145 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
146 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
147 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
148 * langhooks.h (struct lang_hooks): Drop third parameter from
151 2008-04-23 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/27799
154 PR tree-optimization/32921
155 PR tree-optimization/32624
156 * tree-ssa-structalias.c (merge_smts_into): Only merge the
157 SMTs aliases and the tag itself into the solution.
158 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
159 merge the points-to solution back into the SMT aliases.
160 (may_alias_p): Use alias_set_subset_of instead of
161 aliases_conflict_p. A pointer which points to
162 memory with alias set zero may access any variable.
164 2008-04-23 Richard Guenther <rguenther@suse.de>
166 * alias.c (alias_set_subset_of): Correctly handle asking
167 if zero is a subset of an alias set with zero child.
168 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
169 (compute_flow_insensitive_aliasing): Correctly walk all
170 pointers. Do not unnecessarily union sets.
172 2008-04-23 Richard Guenther <rguenther@suse.de>
175 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
177 2008-04-22 Tomas Bily <tbily@suse.cz>
179 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
181 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
183 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
184 * tree-ssa-structalias.c (get_constraint_for): Likewise.
185 * tree-inline.c (estimate_num_insns_1): Likewise.
186 * varasm.c (const_hash_1, compare_constant, copy_constant)
187 (compute_reloc_for_constant, output_addressed_constants): Likewise.
188 * emit-rtl.c (component_ref_for_mem_expr)
189 (set_mem_attributes_minus_bitpos): Likewise.
190 * expr.c (highest_pow2_factor, expand_expr_real_1, )
191 (is_aligning_offset): Likewise.
192 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
193 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
194 * dojump.c (do_jump): Likewise.
195 * builtins.c (get_pointer_alignment, get_memory_rtx)
196 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
197 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
199 2008-04-23 Jakub Jelinek <jakub@redhat.com>
201 PR rtl-optimization/36017
202 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
203 expanding the library call.
205 2008-04-22 Ian Lance Taylor <iant@google.com>
207 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
210 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
212 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
213 of LR/CTR moves for Power6.
215 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
218 * passes.c (init_optimization_passes): Remove
219 pass_fast_rtl_byte_dce.
221 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
225 builtin functions to generate faster code.
226 (_mm_cvtpu16_ps): Ditto.
227 (_mm_cvtpi32x2_ps): Ditto.
229 2008-04-22 Nick Clifton <nickc@redhat.com>
231 * common.opt (ftree-loop-distribution): Add Optimization
234 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
235 (frv_expand_builtin_va_start): Likewise.
237 * config/arm/arm.c (thumb_find_work_register): Fix location of
238 argument register count.
240 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
242 Support scheduling for ColdFire V1 and V3 microarchitecture.
243 Improve scheduling of multiplication instructions.
245 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
246 (mac): New instruction attribute.
247 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
248 (m68k_sched_mac): New variable.
249 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
250 Handle cfv1 and cfv3.
251 (max_insn_size): New static variable.
252 (struct _sched_ib): New type.
253 (sched_ib): New static variable.
254 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
255 to fields of 'struct _sched_ib sched_ib'. Update all uses.
256 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
258 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
259 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
260 new variables. Update.
261 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
262 Add modeling of cfv3 instruction buffer. Update.
263 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
264 * config/m68k/m68k.h (TUNE_CFV3): New macro.
265 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
266 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
267 a particular reservation applies to.
268 (type2): Reorganize attribute values. Rename alu to alu_reg,
269 alu_l to alu, move_l to omove. Join move to alu. Split mul
271 (cf_ib_*): Simplify description of instruction buffer.
272 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
273 (cf_mem): Split into cf_mem1 and cf_mem2.
274 (cf_v2_move_??): Rename to cfv12_alu_??.
275 (cf_v2_move_l_??): Rename to cfv12_omove_??.
276 (cf_v2_mul_??): Remove reservations.
277 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
278 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
279 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
281 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
282 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
283 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
284 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
285 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
286 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
287 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
288 expansions of the above reservations for instructions of sizes
291 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
293 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
295 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
297 * coverage.c: Include tree-pass.h.
298 (coverage_counter_alloc): Print da_file_name to the dump file.
300 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
302 * sbitmap.c (sbitmap_range_empty_p): New function.
303 * sbitmap.h (sbitmap_range_empty_p): New function.
304 * bitmap.h: Now includes obstack.h.
306 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
307 Kenneth Zadeck <zadeck@naturalbridge.com>
309 * dbgcnt.def (ra_byte_scan): Added.
310 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
311 when the last hit happens for a counter.
312 * timevar.def (TV_DF_BYTE_LR): New variable.
313 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
314 * passes.c (pass_fast_rtl_byte_dce): New pass.
315 * fwprop.c (update_df): Added mode to call df_ref_create.
316 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
317 DF_REF_EXTRACT_OFFSET.
318 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
319 DF_BYTE_LR_OUT, df_byte_lr): New macro.
321 (df_ref_extract): Added mode field.
322 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
323 DF_REF_EXTRACT_OFFSET.
324 (DF_REF_EXTRACT_MODE): New macro.
325 (df_byte_lr_bb_info): New structure.
326 (df_print_byte_regset, df_compute_accessed_bytes,
327 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
328 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
329 df_byte_lr_simulate_uses,
330 df_byte_lr_simulate_artificial_refs_at_top,
331 df_byte_lr_simulate_artificial_refs_at_end,
332 df_compute_accessed_bytes): New function.
333 (df_ref_create): Add parameter.
334 (df_byte_lr_get_bb_info): New inline function.
335 * df-scan.c (df_ref_record, df_uses_record,
336 df_ref_create_structure): Added mode parameter.
337 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
338 df_defs_record, df_uses_record, df_get_conditional_uses,
339 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
340 df_entry_block_defs_collect, df_exit_block_uses_collect):
341 Added mode parameter to calls to df_ref_record, df_uses_record,
342 df_ref_create_structure.
343 (df_ref_equal_p, df_ref_compare): Added test for modes.
344 (df_ref_create_structure): Added code to set mode. Renamed
345 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
346 DF_REF_EXTRACT_OFFSET.
347 * df-core.c (df_print_byte_regset): New function.
348 * df-byte-scan.c: New file.
349 * df-problems.c (df_rd_transfer_function): Removed unnecessary
350 calls to BITMAP_FREE.
351 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
352 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
353 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
354 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
355 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
356 df_byte_lr_local_compute, df_byte_lr_init,
357 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
358 df_byte_lr_transfer_function, df_byte_lr_free,
359 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
360 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
361 df_byte_lr_simulate_uses,
362 df_byte_lr_simulate_artificial_refs_at_top,
363 df_byte_lr_simulate_artificial_refs_at_end): New function.
364 * dce.c (byte_dce_process_block): New function.
365 (dce_process_block): au is now passed in rather than computed
366 locally. Changed loops that look at artificial defs to not look
367 for conditional or partial ones, because there never are any.
368 (fast_dce): Now is able to drive byte_dce_process_block or
369 dce_process_block depending on the kind of dce being done.
370 (rest_of_handle_fast_dce): Add parameter to fast_dce.
371 (rest_of_handle_fast_byte_dce): New function.
372 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
373 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
375 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
378 * gcc.h: Added fortran options that take arguments to
379 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
382 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
384 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
385 scalarization if on the LHS and not a full access.
387 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
389 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
391 2008-04-18 Rafael Espindola <espindola@google.com>
393 * tree-vrp.c (find_case_label_index): Fix the binary search.
394 (find_case_label_range): New.
395 (vrp_visit_switch_stmt): Use find_case_label_range.
396 (simplify_switch_using_ranges): Use find_case_label_range.
398 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
400 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
401 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
403 2008-04-18 Tom Tromey <tromey@redhat.com>
406 * doc/cpp.texi (Implementation-defined behavior): Mention
409 2008-04-18 Ian Lance Taylor <iant@google.com>
411 * fold-const.c (pointer_may_wrap_p): New static function.
412 (fold_comparison): Add another test for pointer overflow. Use
413 pointer_may_wrap_p to disable some false positives.
415 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
417 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
418 (fname_as_string): Match updated cpp_interpret_string prototype.
419 (fix_string_type): Support char16_t* and char32_t*.
420 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
421 derivative) nodes. Register as builtin if C++0x.
422 (c_parse_error): Support CPP_CHAR{16,32}.
423 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
424 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
425 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
426 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
427 CTI_CHAR32_ARRAY_TYPE>: New elements.
428 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
429 char32_type_node, signed_char32_type_node, char16_array_type_node,
430 char32_array_type_node): New defines.
431 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
432 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
433 (lex_string): Support CPP_STRING{16,32}, match updated
434 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
435 (lex_charconst): Support CPP_CHAR{16,32}.
436 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
437 and CPP_STRING{16,32}.
439 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
442 * aclocal.m4: Regenerate.
443 * configure: Regenerate.
445 2008-04-18 Jan Hubicka <jh@suse.cz>
447 * except.c (dw2_size_of_call_site_table,
448 sjlj_size_of_call_site_table): Use vector API for call_site_record.
450 * cgraphbuild.c (build_cgraph_edges): Update.
451 * tree-pass.h: Update comment.
452 * final.c (leaf_function_p): Update.
453 (leaf_renumber_regs): Update.
454 (rest_of_clean_state): Update.
455 * omp-low.c (expand_omp_parallel): Update.
456 * ipa-reference.c (analyze_function): Update.
457 * reorg.c (find_end_label): Update.
458 (optimize_skip): Update.
459 (fill_simple_delay_slots): Update.
460 (fill_simple_delay_slots): Update.
461 (make_return_insns): Update.
462 (dbr_schedule): Update.
463 * gimple-low.c (record_vars_into): Update.
464 * cfgbuild.c (make_edges): Update.
465 * function.c (assign_stack_local): Update.
466 (assign_parm_adjust_stack_rtl): Update.
467 (locate_and_pad_parm): Update.
468 (allocate_struct_function): Do not initialize stack_alignment_needed
469 and preferred_stack_boundary here.
470 (stack_protect_prologue): Update.
471 (stack_protect_epilogue): Update.
472 (expand_function_start): Initialize stack_alignment_needed,
473 preferred_stack_boundary and max_jumptable_ents.
474 (expand_function_end): Update.
475 (free_after_compilation): Do not NULLify epilogue_delay_list.
476 * function.h (struct rtl_data): Add stack_protect_guard,
477 stack_alignment_needed,
478 preferred_stack_boundary, epilogue_delay_list.
479 (struct function): Remove value_histograms, stack_alignment_needed,
480 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
482 unexpanded_var_list, stack_protect_guard.
483 (current_function_epilogue_delay_list): Remove.
484 * ipa-type-escape.c (analyze_function): Update.
485 * gimplify.c (pop_gimplify_context): Update comment.
486 * calls.c (expand_call): Update.
487 (emit_library_call_value_1): Update.
488 * except.c (set_nothrow_function_flags): Update.
489 * cfgexpand.c (get_decl_align_unit): Update.
490 (create_stack_guard): Update.
491 (estimated_stack_frame_size): Update.
492 (expand_used_vars): Update.
493 (tree_expand_cfg): Free histogram earliers, init expansion variables.
494 * explow.c (allocate_dynamic_stack_space): Update.
495 * tree-ssa-live.c (remove_unused_locals): Update.
496 * varasm.c (mark_constant_pool): Update.
497 * tree-inline.c (remap_decls): Update.
498 (initialize_cfun): Update.
499 (declare_return_variable): Update.
500 (inline_forbidden_p): Update.
501 (expand_call_inline): Update.
502 (declare_inline_vars): Update.
503 (tree_function_versioning): Update.
504 * tree-flow.h (value_histograms): New.
505 (VALUE_HISTOGRAMS): New macro.
506 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
508 * tree-cfg.c (set_bb_for_stmt): Update.
509 (replace_by_duplicate_decl): Update.
510 (move_block_to_fn): Update.
511 (new_label_mapper): Update.
512 (dump_function_to_file): Update.
513 * ipa-struct-reorg.c (build_data_structure): Update.
514 * cfgrtl.c (print_rtl_with_bb): Update.
515 * reload1.c (reload): Update.
517 * config/i386/i386.c (setup_incoming_varargs_64,
518 ix86_compute_frame_layout): Update.
519 * config/arc/arc.c (arc_output_function_epilogue): Update.
521 2008-04-18 Marius Strobl <marius@FreeBSD.org>
523 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
525 * gthr-posix95.h: Likewise.
527 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
529 PR rtl-optimization/35838
530 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
531 out the byte offset of the first subreg.
533 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
536 to split_ti instead of three separate calls with single member arrays.
537 (subti3 splitter): Ditto.
538 (adddi3 splitter): Ditto with split_di.
539 (subdi3 splitter): Ditto.
540 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
541 two separate calls with single member arrays. Swap match_dup
542 operands 1 and 2 to better fit into the array.
543 (negdi2 splitter): Ditto with split_di.
544 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
545 two separate calls with single member arrays. Swap match_dup operands
546 6 and 7 to better fit into the array.
548 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
550 * config/i386/i386.c (sse_builtin_type): New.
551 (bdesc_sse_args): Likewise.
552 (bdesc_sse_3arg): Removed.
553 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
554 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
555 IX86_BUILTIN_ROUNDPS.
556 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
557 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
558 IX86_BUILTIN_ROUNDPS.
559 (ix86_expand_sse_4_operands_builtin): Removed.
560 (ix86_expand_sse_operands_builtin): New.
561 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
562 and CODE_FOR_sse4_1_roundps.
563 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
564 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
566 2008-04-17 Alan Modra <amodra@bigpond.net.au>
569 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
570 regs before frame pop when needed. If use_backchain_to_restore_sp
571 then load backchain into a temp reg to restore vr and vrsave. Add
572 code to restore vr after frame pop if possible.
574 2008-04-17 Richard Guenther <rguenther@suse.de>
576 * tree-vn.c (expressions_equal_p): Do not check type
577 equality or compatibility before calling operand_equal_p.
578 * fold-const.c (operand_equal_p): Check equivalence of
579 integer constants before bailing out due to signedness or
580 precision differences.
581 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
582 spurious differences in type qualification. Ignore types
583 for COMPONENT_REFs at all.
585 2008-04-17 Christian Bruel <christian.bruel@st.com>
587 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
590 2008-04-16 Jakub Jelinek <jakub@redhat.com>
593 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
596 PR tree-optimization/35899
597 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
598 rather than TREE_OPERAND.
600 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
604 temporary registers. Change operand predicate to general_operand.
605 (remainderxf3): Ditto.
607 2008-04-16 Richard Guenther <rguenther@suse.de>
609 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
610 * tree-affine.c (aff_combination_expand): Look through some
613 2008-04-15 Doug Kwan <dougkwan@google.com>
615 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
617 * tree-pretty-print.c (dump_generic_node): Ditto.
618 * final.c (output_addr_const): Ditto.
619 * dwarf2out.c (output_cfi): Ditto.
620 * c-pretty-print.c (pp_c_integer_constant): Ditto.
621 * print-rtl.c (print_rtx): Ditto.
622 * print-tree.c (print_node_brief, print_node): Ditto.
623 * c-common.c (match_case_to_enum_1): Ditto.
624 * sched-vis.c (print_value): Ditto.
625 * config/i386/i386.c (print_operand): Cast to long unsigned int
628 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
629 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
630 MS Windows VirtualProtect function.
632 2008-04-15 Jan Hubicka <jh@suse.cz>
634 * gengtype.c (write_root): Param_is argument is OK.
635 * expr.c (expand_expr_real_1): Update call of get_exception_*.
636 * function.h: Include varray.h
637 (rtl_eh): New stucture based on except.c one.
638 (call_site_record): New forward declaration and vector type.
639 * calls.c (emit_call_1): Do not call
640 note_current_region_may_contain_throw.
641 * except.c (eh_status): Remove cur_region, try_region since they are
643 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
644 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
645 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
646 Remove call_site_data_used, call_site_data_size.
647 Turn call_site_record into vector in function.h.
648 (note_current_region_may_contain_throw): Remove.
649 (get_exception_pointer, get_exception_filter): Do not take struct
650 function argument; update.
651 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
652 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
653 build_post_landing_pads, dw2_build_landing_pads,
654 sjlj_assign_call_site_values, sjlj_mark_call_sites,
655 sjlj_emit_function_enter, sjlj_emit_function_enter,
656 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
657 sjlj_build_landing_pads, finish_eh_generation,
658 remove_exception_handler_label, remove_eh_handler,
659 maybe_remove_eh_handler, add_reachable_handler,
660 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
661 add_action_record, collect_one_action_chain, add_call_site,
662 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
663 sjlj_output_call_site_table, output_function_exception_table,
664 * except.h (note_current_region_may_contain_throw): Remove
665 (get_exception_pointer, get_exception_filter): Do not take struct
667 * Makefile.in (GTFILES): Put varargs before struct function.
669 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
671 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
673 (get_constraint_for): Deal with STRING_CST here instead.
675 2008-04-15 Richard Guenther <rguenther@suse.de>
677 * tree-ssa-propagate.c (substitute_and_fold): Substitute
678 statements in a basic-block with a backward walk. Do not
679 substitute into dead statements but instead remove those.
681 2008-04-15 Richard Guenther <rguenther@suse.de>
683 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
684 to zero, thus disable creation of SFTs.
686 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
688 * tree-predcom.c (suitable_reference_p): Return false if the
691 2008-04-15 Jakub Jelinek <jakub@redhat.com>
694 * c-decl.c (finish_decl): If extern or static var has variable
695 size, set TREE_TYPE (decl) to error_mark_node.
697 2008-04-15 Rafael Espindola <espindola@google.com>
699 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
702 2008-04-15 Richard Guenther <rguenther@suse.de>
704 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
705 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
706 (visit_reference_op_load): Do walk vuse-vdef chains on
708 (visit_reference_op_store): But do not here.
709 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
711 (vn_lookup_with_vuses): But do so here.
713 2008-04-14 Ian Lance Taylor <iant@google.com>
715 * fold-const.c (fold_overflow_warning): Remove assertion.
717 2008-04-15 Ben Elliston <bje@au.ibm.com>
719 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
720 temp1 local variables.
722 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
725 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
726 ".text.unlikely" section as executable.
728 2008-04-14 James E. Wilson <wilson@tuliptree.org>
730 * config/ia64/ia64.c (rtx_needs_barrier): Handle
731 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
732 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
733 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
734 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
735 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
736 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
738 2008-04-14 Ian Lance Taylor <iant@google.com>
740 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
741 * fold-const.c (fold_comparison): If appropriate, test
742 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
743 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
744 reassociating a pointer type.
745 * doc/invoke.texi (Optimize Options): Document that
746 -fstrict-overflow applies to pointer wraparound.
748 2008-04-13 Jan Hubicka <jh@suse.cz>
750 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
752 2008-04-12 Andrew Pinski <pinskia@gmail.com>
754 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
755 we are going to "save the world".
757 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
759 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
760 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
761 operand 0 constraint, not "=".
763 2008-04-11 James E. Wilson <wilson@tuliptree.org>
765 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
767 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
769 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
770 of size of positions_needed * CHAR_BIT.
772 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
775 * dse.c (store_info): Change positions_needed to unsigned
777 (lowpart_bitmask): New.
778 (record_store): Cast to unsigned HOST_WIDE_INT for
779 positions_needed. Assert width <= size of positions_needed *
780 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
781 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
782 lowpart_bitmask to set mask.
784 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
786 * config/bfin/constraints.md: New file.
787 * config/bfin/bfin.md: Include it.
788 (adddi3): Use satisfies_constraint functions instead of the old macros.
789 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
790 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
791 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
792 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
793 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
794 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
795 EXTRA_CONSTRAINT): Delete.
796 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
797 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
799 * config/bfin/bfin.c: Include "tm-constrs.h".
800 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
801 Use satisfies_constraint functions instead of the old macros.
802 * doc/md.texi (Blackfin Constraints): Update file name reference.
804 2008-04-11 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/35869
807 * tree-vrp.c (execute_vrp): Move switch statement update after
808 jump threading. Schedule another cfg cleanup run.
810 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
813 * attribs.c (decl_attributes): Return early on errorneous node.
815 2008-04-10 Oleg Ryjkov <olegr@google.com>
817 * tree.h (struct tree_base): Added a new flag default_def_flag.
818 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
820 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
822 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
824 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
827 * pa.md: Define mode iterator P. Define mode attribute dwc.
828 (dcacheflush): Update pattern to use iterator P and attribute dwc.
829 (icacheflush): Likewise.
830 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
831 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
833 2008-04-11 Ben Elliston <bje@au.ibm.com>
835 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
837 2008-04-10 Rafael Espindola <espindola@google.com>
839 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
840 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
841 (extract_range_from_expr): The same.
843 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
845 * config/mips/mips.md (GPR2): New mode iterator.
847 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
848 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
849 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
850 Rewrite these to take two modes, the mode of comparison and the
851 mode of the destination.
852 * config/mips/mips.c (mips_expand_scc): Instead of having
853 paradoxical subreg as destination, expand "narrowing" scc if mode
854 of comparison is SI and target is requested in DI mode.
855 (mips_emit_int_order_test): Update comment. Make mode of
856 comparison match CMP0 rather than TARGET. When creating inverse
857 target use mode of TARGET.
859 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
861 * gcov-dump.c (tag_summary): Only print summaries for the first
862 GCOV_COUNTERS_SUMMABLE counters.
864 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
866 * config/i386/i386.md (absneg): New code iterator.
867 (absnegprefix): New code attribute.
868 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
869 patterns using absneg code iterator.
870 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
871 using absneg code iterator.
872 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
873 *neg<mode>2 patterns using absneg code iterator.
874 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
875 *negextendsfdf2 patterns using absneg code iterator.
876 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
877 *negextendsfxf2 patterns using absneg code iterator.
878 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
879 *negextendsfdf2 patterns using absneg code iterator.
880 * config/i386/sse.md (<code><mode>2): Macroize expander from
881 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
883 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
885 * config/s390/s390.h: Remove the remains of the recent search
886 & replace action of current_function_outgoing_args_size.
888 2008-04-10 Ira Rosen <irar@il.ibm.com>
890 PR tree-optimization/35821
891 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
892 NEW_STMT_LIST is not NULL.
894 2008-04-09 David Edelsohn <edelsohn@gnu.org>
897 * toplev.c (process_options): Remove -ffunction-sections debugging
900 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
902 PR middle-end/PR28690
903 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
904 than gen_rtx_fmt_ee to perform more canonicalizations.
906 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
909 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
911 2008-04-09 Richard Guenther <rguenther@suse.de>
913 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
914 (dump_function_to_file): Dump function arguments with types.
916 2008-04-08 Richard Guenther <rguenther@suse.de>
918 * fold-const.c (fold_widened_comparison): Do not allow
919 sign-changes that change the result.
921 2008-04-08 Janis Johnson <janis187@us.ibm.com>
924 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
925 kinds of indirect references.
927 2008-04-08 David Edelsohn <edelsohn@gnu.org>
929 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
930 GNU Fortran language string.
932 2008-04-08 Rafael Espindola <espindola@google.com>
934 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
935 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
936 * tree.h (tree_call_nonnegative_warnv_p): New.
938 2008-04-08 Jan Hubicka <jh@suse.cz>
940 * function.c (free_after_compilation): Clear out regno_reg_rtx
943 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
946 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
948 PR middle-end/PR28690
949 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
950 same precedence as REG_POINTER and MEM_POINTER operands.
952 2008-04-08 Richard Guenther <rguenther@suse.de>
955 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
956 for adding index to base.
958 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
960 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
961 (MINGW_ENABLE_EXECUTE_STACK): New.
962 (IN_LIBGCC2): For libgcc include windows.h file for
963 function declarations.
965 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
967 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
968 and tem2 if tem1 is not a REG or MULT.
970 2008-04-08 Jan Hubicka <jh@suse.cz>
972 * function.h (incomming_args): Break out of struct function.
973 (function_subsections): Break out of struct function.
974 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
975 return_rtx and hard_reg_initial_vals from struct function.
976 Kill inl_max_label_num.
977 (current_function_pops_args, current_function_args_info,
978 current_function_args_size, current_function_args_size,
979 current_function_pretend_args_size,
980 current_function_outgoing_args_size,
981 current_function_internal_arg_pointer, current_function_return_rtx):
982 Kill compatibility accestor macros.
983 * builtins.c (expand_builtin_apply_args_1): Update.
984 (expand_builtin_next_arg): Update.
985 * df-scan.c (df_get_call_refs): Update.
986 * dbxout.c (dbxout_function_end): Update.
987 * dwarf2out.c (dwarf2out_switch_text_section): Update.
988 (output_line_info): Update.
989 (secname_for_decl): Update.
990 (dwarf2out_var_location): Update.
991 * function.c (free_after_compilation): Update.
992 (assign_parm_find_stack_rtl): Update.
993 (assign_parms): Update.
994 (expand_dummy_function_end): Update.
995 (expand_function_end): Update.
996 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
997 (expand_call): Update.
998 (emit_library_call_value_1): Update.
999 (store_one_arg): Update.
1000 * varasm.c (initialize_cold_section_name): Update.
1001 (unlikely_text_section): Update.
1002 (unlikely_text_section_p): Update.
1003 (assemble_start_function): Update.
1004 (assemble_end_function): Update.
1005 (default_section_type_flags): Update.
1006 (switch_to_section): Update.
1007 * integrate.c (set_decl_abstract_flags): Update.
1008 (get_hard_reg_initial_val): Update.
1009 (has_hard_reg_initial_val): Update.
1010 (allocate_initial_values): Update.
1011 * resource.c (init_resource_info): Update.
1012 * config/alpha/alpha.c (NUM_ARGS): Update.
1013 (direct_return): Update.
1014 (alpha_va_start): Update.
1015 (alpha_sa_size): Update.
1016 (alpha_initial_elimination_offset): Update.
1017 (alpha_expand_prologue): Update.
1018 (alpha_start_function): Update.
1019 (alpha_expand_epilogue): Update.
1020 (unicosmk_initial_elimination_offset):
1021 * config/alpha/alpha.md (call expander): Update.
1022 * config/s390/s390.c (s390_register_info): Update.
1023 (s390_register_info): Update.
1024 (s390_frame_info): Update.
1025 (s390_initial_elimination_offset): Update.
1026 (s390_build_builtin_va_list): Update.
1027 (s390_va_start): Update.
1028 * config/spu/spu.c (direct_return): Update.
1029 (spu_expand_prologue): Update.
1030 (spu_initial_elimination_offset): Update.
1031 (spu_build_builtin_va_list): Update.
1032 (spu_va_start): Update.
1033 * config/sparc/sparc.c (sparc_init_modes): Update.
1034 (sparc_compute_frame_size): Update.
1035 (function_value): Update.
1036 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1037 * config/i386/i386.md (return expander): Update.
1038 * config/i386/i386.c (ix86_va_start): Update.
1039 (ix86_can_use_return_insn_p): Update.
1040 (ix86_compute_frame_layout): Update.
1041 (ix86_expand_epilogue): Update.
1042 * config/sh/sh.c (output_stack_adjust): Update.
1043 (calc_live_regs): Update.
1044 (sh_expand_prologue): Update.
1045 (sh_builtin_saveregs): Update.
1046 (sh_va_start): Update.
1047 (initial_elimination_offset): Update.
1048 (sh_allocate_initial_value): Update.
1049 (sh_function_ok_for_sibcall): Update.
1050 (sh_get_pr_initial_val): Update.
1051 * config/sh/sh.md (return expander): Update.
1052 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1053 * config/crx/crx.c (crx_compute_frame): UPdate.
1054 (crx_initial_elimination_offset): UPdate.
1055 * config/xtensa/xtensa.c (compute_frame_size): Update
1056 (xtensa_builtin_saveregs): Update.
1057 (xtensa_va_start): Update.
1058 (order_regs_for_local_alloc): Update.
1059 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1060 (xstormy16_expand_builtin_va_start): Update.
1061 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1062 * config/m68hc11/m68hc11.md (return expanders): Update.
1063 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1064 (expand_epilogue): Update.
1065 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1066 (cris_simple_epilogue): Update.
1067 (cris_expand_prologue): Update.
1068 (cris_expand_epilogue): Update.
1069 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1070 (compute_frame_size): Update.
1071 * config/mt/mt.c (mt_compute_frame_size): Update.
1072 * config/mn10300/mn10300.c (expand_prologue): Update.
1073 (expand_epilogue): Update.
1074 (initial_offset): Update.
1075 (mn10300_builtin_saveregs):
1076 * config/mn10300/mn10300.md (return expander): Update.
1077 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1078 (ia64_initial_elimination_offset): Update.
1079 (ia64_initial_elimination_offset): Update.
1080 (ia64_expand_prologue): Update.
1081 * config/m68k/m68k.md (return expander): Update.
1082 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1083 (rs6000_stack_info): Update.
1084 * config/mcore/mcore.c (layout_mcore_frame): Update.
1085 (mcore_expand_prolog): Update.
1086 * config/arc/arc.c (arc_compute_frame_size): Update.
1087 * config/score/score3.c (score3_compute_frame_size): Update.
1088 * config/score/score7.c (score7_compute_frame_size): Update.
1089 * config/arm/arm.c (use_return_insn): Update.
1090 (thumb_find_work_register): Update.
1091 (arm_compute_save_reg_mask): Update.
1092 (arm_output_function_prologue): Update.
1093 (arm_output_epilogue): Update.
1094 (arm_size_return_regs): Update.
1095 (arm_get_frame_offsets): Update.
1096 (arm_expand_prologue): Update.
1097 (thumb_exit): Update.
1098 (thumb_unexpanded_epilogue): Update.
1099 (thumb1_output_function_prologue): Update.
1100 * config/pa/pa.md (return expander): Update.
1101 * config/pa/pa.c (compute_frame_size): Update.
1102 (hppa_builtin_saveregs): Update.
1103 * config/mips/mips.c (mips_va_start): Update.
1104 (mips16_build_function_stub): Update.
1105 (mips_compute_frame_info): Update.
1106 (mips_restore_gp): Update.
1107 (mips_output_function_prologue): Update.
1108 (mips_expand_prologue): Update.
1109 * config/v850/v850.c (compute_frame_size): Update.
1110 (expand_prologue): * config/mmix/mmix.c (along): update.
1111 (mmix_initial_elimination_offset): update.
1112 (mmix_reorg): update.
1113 (mmix_use_simple_return): update.
1114 (mmix_expand_prologue): update.
1115 (mmix_expand_epilogue): Update.
1116 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1117 (emit_link_insn): Update.
1119 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1121 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1122 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1124 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1127 2008-04-07 Jan Hubicka <jh@suse.cz>
1129 * function.h (rtl): Rename to x_rtl.
1131 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1132 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1133 used_temp_slots avail_temp_slots, temp_slot_level,
1134 nonlocal_goto_handler_labels): Update accesstors.
1135 (rtl): New global variable.
1136 (struct function): Move some fileds to rtl_data.
1137 (get_arg_pointer_save_area): Update prototype.
1138 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1139 get_arg_pointer_save_area.
1140 * expr.c (init_expr): Update
1141 * function.c (get_frame_size): Update
1142 (assign_stack_local): Update
1143 (expand_function_end): Update.
1144 (get_art_pointer_save_area): Update
1146 * emit-rtl.c (rtl): Declare.
1147 (regno_reg_rtx): Declare.
1148 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1150 (gen_reg_rtx): Update.
1151 * varasm.c (n_deferred_constatns): Update accestor.
1152 (init_varasm_status): Do not allocate varasm_status.
1153 (force_const_mem, get_pool_size, output_constant_pool): Update.
1154 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1155 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1156 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1157 * sparc/sparc.h (INIT_EXPANDERS): Update.
1158 * ia64/ia64.h (INIT_EXPANDERS): Update.
1160 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1162 * reload.c (push_secondary_reload): Add missing break to for loop.
1164 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1166 PR middle-end/PR28690
1167 * rtlanal.c: Update copyright years.
1168 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1169 as REG_POINTER and MEM_POINTER operands.
1170 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1171 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1172 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1173 * gcse.c: Update copyright years.
1174 (pre_delete): Call gen_reg_rtx_and_attrs.
1175 (hoist_code): Likewise.
1176 (build_store_vectors): Likewise.
1177 (delete_store): Likewise.
1178 * loop-invariant.c (move_invariant_reg): Likewise.
1179 Update copyright years.
1181 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1184 control string instead of quoted.
1186 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1188 * doc/rtl.texi: Rewrite of subreg section.
1190 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1193 * config/i386/i386.c (legitimize_pic_address): Add treating
1194 of dllimport SYM_REF's.
1195 (legitimize_dllimport_symbol): Add prototype.
1197 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1199 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1200 reference in constructor with non self-referential type.
1202 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1204 Removal of Return with Depressed Stack Pointer support
1205 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1206 (ECF_SP_DEPRESSED): Likewise.
1207 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1208 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1209 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1210 (expand_call): Do not test ECF_SP_DEPRESSED.
1211 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1212 * function.c (keep_stack_depressed): Delete.
1213 (handle_epilogue_set): Likewise.
1214 (update_epilogue_consts): Likewise.
1215 (emit_equiv_load): Likewise.
1216 (thread_prologue_and_epilogue_insns): Remove support for Return with
1217 Depressed Stack Pointer.
1218 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1220 2008-04-06 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/35400
1223 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1224 information from SSA_NAMEs.
1226 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1228 * config/avr/avr.h (avr_mega_p): Remove declaration.
1229 (AVR_MEGA): Remove macro.
1230 * config/avr/avr.c (avr_mega_p): Remove variable.
1231 (avr_override_options): Remove inicializion of avr_mega_p.
1232 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1233 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1234 (avr_jump_mode): (Ditto.).
1235 (avr_output_progmem_section_asm_op): (Ditto.).
1236 (avr_asm_init_sections): (Ditto.).
1237 (avr_asm_init_sections): (Ditto.).
1238 (avr_rtx_costs): (Ditto.).
1239 * config/avr/avr.md: (Ditto.).
1240 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1243 2008-04-06 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/35842
1246 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1247 is_gimple_invariant_address.
1249 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1251 * gcc.c (default_compilers): Sync Fortran extensions list with
1252 that in fortran/lang-specs.h.
1253 * doc/invoke.texi: Likewise.
1254 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1255 * dwarf2out.c (gen_compile_unit_die): Likewise.
1257 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1259 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1261 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1265 attribute is used for nested functions.
1267 2008-04-05 Jan Hubicka <jh@suse.cz>
1269 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1271 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1273 (dump_files): Update.
1274 (enable_rtl_dump_file): Do not accept letter argument.
1275 * tree-pass.h (dump_file_info): Remove letter argument.
1276 * toplev.c (decode_d_option): Update -da handling.
1277 * toplev.h (enable_rtl_dump_file): Update prototype.
1278 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1279 it out based on pass type.
1280 (register_dump_files_1): Likewise.
1281 (init_optimization_passes): Update register_one_dump_file calls.
1282 (execute_one_pass): Sanity check that IPA passes are called at IPA
1283 level and RTL passes at RTL level.
1284 (execute_pass_list): IPA pass can not be after or subpass of
1286 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1287 disallov RTL subpasses of IPA subpasses.
1289 2008-04-05 Ben Elliston <bje@au.ibm.com>
1291 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1292 builtins that return exactly once and do not throw. Cache call to
1295 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1297 PR rtl-optimization/34916
1299 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1300 between instruction pairs.
1302 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1304 * doc/invoke.texi: Document -mbitops for SH.
1305 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1306 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1307 * config/sh/sh.c (print_operand): Add %t operand code.
1308 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1309 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1310 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1311 (extendqihi2): Likewise.
1312 (movqi_i): Likewise.
1313 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1314 (extv): Use bld instruction for SH2A if possible.
1316 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1317 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1318 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1319 (bset.b, bclr.b): Define peepholes.
1320 * config/sh/sh.opt (mbitops): New option.
1322 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1325 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1326 and view convert expression.
1328 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1331 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1333 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1335 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1337 * config/i386/cpuid.h (bit_AES): New.
1338 (bit_PCLMUL): Likewise.
1340 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1341 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1342 SSE2 if AES or PCLMUL is enabled.
1343 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1344 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1345 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1346 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1347 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1348 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1349 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1350 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1351 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1352 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1353 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1354 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1355 __builtin_ia32_aeskeygenassist128 and
1356 __builtin_ia32_pclmulqdq128.
1357 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1358 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1359 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1361 * config/i386/i386.h (TARGET_AES): New.
1362 (TARGET_PCLMUL): Likewise.
1363 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1365 * config/i386/i386.md (UNSPEC_AESENC): New.
1366 (UNSPEC_AESENCLAST): Likewise.
1367 (UNSPEC_AESDEC): Likewise.
1368 (UNSPEC_AESDECLAST): Likewise.
1369 (UNSPEC_AESIMC): Likewise.
1370 (UNSPEC_AESKEYGENASSIST): Likewise.
1371 (UNSPEC_PCLMUL): Likewise.
1373 * config/i386/i386.opt (maes): New.
1374 (mpclmul): Likewise.
1376 * config/i386/sse.md (aesenc): New pattern.
1377 (aesenclast): Likewise.
1379 (aesdeclast): Likewise.
1381 (aeskeygenassist): Likewise.
1382 (pclmulqdq): Likewise.
1384 * config/i386/wmmintrin.h: New.
1386 * doc/extend.texi: Document AES and PCLMUL built-in function.
1388 * doc/invoke.texi: Document -maes and -mpclmul.
1390 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1392 * function.c (free_after_parsing): Replace with
1393 cxx_push_function_context from C++ front-end.
1394 (allocate_struct_function): Don't call langhook.
1395 * langhooks.h (struct lang_hooks_for_functions): Delete.
1396 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1398 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1399 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1400 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1401 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1402 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1403 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1404 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1406 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1407 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1409 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1412 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1415 2008-04-04 Richard Guenther <rguenther@suse.de>
1418 * fold-const.c (optimize_minmax_comparison): Use the correct
1419 type for the constant in the simplified comparison.
1421 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1423 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1424 Pass L2 size as "--param l2-cache-size" to the compiler.
1425 (decode_l2_cache): New function to decode L2 cache parameters using
1426 0x8000006 extended cpuid function.
1427 (detect_caches_amd): Determine parameters of L2 cache using
1428 decode_l2_caches function.
1429 (decode_caches_intel): Decode L2 cache parameters.
1430 (detect_caches_intel): Determine L2 cache parameters using
1431 decode_caches_intel and decode_l2_caches functions.
1433 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1435 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1436 secondary input reload for subword loads from the constant pool.
1438 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1441 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1442 constants of the appropriate size for runtime calculations.
1445 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1446 decimal-float literal constant zero.
1448 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1451 * c-parser.c (c_parser_omp_atomic): Call
1452 default_function_array_conversion on the RHS.
1455 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1456 call is_variable_sized if decl has incomplete type.
1458 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1460 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1462 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1464 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1466 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1467 (sgt<u>): Merge sgt and sgtu into new expander.
1468 (sgt, sgtu): Remove expanders.
1469 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1470 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1471 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1472 *sgtu_<mode>_mips16 into new pattern.
1473 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1474 (sge<u>): Merge sge and sgeu into new expander.
1475 (sge, sgeu): Remove expanders.
1476 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1478 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1479 (slt<u>): Merge slt and sltu into new expander.
1480 (slt, sltu): Remove expanders.
1481 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1482 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1483 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1484 *sltu_<mode>_mips16 into new pattern.
1485 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1486 (sle<u>): Merge sle and sleu into new expander.
1487 (sle, sleu): Remove expanders.
1488 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1489 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1490 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1491 *sleu_<mode>_mips16 into new pattern.
1492 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1494 2008-04-03 Jan Hubicka <jh@suse.cz>
1496 PR tree-optimization/35795
1497 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1498 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1499 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1500 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1501 * score/score3.c (score3_output_mi_thunk): Likewise.
1502 * score/score7.c (score7_output_mi_thunk): Likewise.
1503 * mips/mips.c (mips_output_mi_thunk): Likewise.
1505 2008-04-03 Richard Guenther <rguenther@suse.de>
1507 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1508 conversions. Simplify code.
1510 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1512 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1514 2008-04-03 Tom Tromey <tromey@redhat.com>
1515 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1517 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1518 * config/bfin/t-bfin-linux (generated_files): Add
1519 linux-sysroot-suffix.h.
1520 * doc/install.texi (Prerequisites): Require make 3.80.
1521 * doc/sourcebuild.texi (Front End Directory): Document new
1523 * Makefile.in (generated_files): New variable.
1524 (ALL_HOST_OBJS): New variable.
1525 ($(ALL_HOST_OBJS)): New target.
1527 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1529 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1530 (remap_block): Call id->transform_lang_insert_block instead
1532 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1533 Set id.transform_lang_insert_block to NULL.
1534 (clone_body): Move to cp/optimize.c
1535 * tree-inline.h (struct copy_body_data): Change
1536 transform_lang_insert_block to function pointer.
1537 (copy_generic_body, copy_decl_no_change): Export.
1538 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1539 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1540 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1542 * c-tree.h (insert_block): Kill.
1543 * c-decl.c (insert_block): Kill.
1545 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1547 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1548 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1549 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1551 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1552 argument, call {push,pop}_function_context from here.
1553 * c-parser.c: Use c_{push,pop}_function_context.
1555 * function.c (push_function_context_to): Move meat ...
1556 (push_function_context): ... here. Simplify.
1557 * function.c (pop_function_context_from): Move meat ...
1558 (pop_function_context): ... here. Simplify.
1559 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1561 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1562 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1563 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1564 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1566 2008-04-03 Ben Elliston <bje@au.ibm.com>
1568 * expmed.c (extract_force_align_mem_bit_field): Remove.
1570 2008-04-03 Richard Guenther <rguenther@suse.de>
1573 * expr.h (try_casesi): Adjust prototype.
1574 * expr.c (try_casesi): Take fallback label as extra parameter.
1575 Use that for gen_casesi if default_label is NULL.
1576 * stmt.c (expand_case): Pass fallback label to try_casesi,
1577 make sure to fill gaps with a fallback label if default_label
1580 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1583 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1585 2008-04-03 Ben Elliston <bje@au.ibm.com>
1587 * expmed.c (extract_split_bit_field): Remove if (0) code.
1588 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1589 (do_ds_constraint): Likewise.
1591 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1593 * doc/cppopts.texi (-dU): Document.
1594 * c-common.h (flag_dump_macros): Update comment.
1595 * c-opts.c (handle_OPT_d): Handle -dU.
1596 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1597 dump_queued_macros, cb_used_define, cb_used_undef): New.
1598 (init_pp_output): Handle -dU.
1599 (cb_line_change): Call dump_queued_macros.
1600 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1602 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1604 * config/avr/predicates.md (io_address_operand): New predicate.
1605 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1606 * config/avr/avr.c (avr_io_address_p): Remove function.
1607 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1608 'avr_io_address_p' function.
1609 (out_movhi_r_mr): (Ditto.).
1610 (out_movqi_mr_r): (Ditto.).
1611 (out_movhi_mr_r): (Ditto.).
1612 (avr_address_cost): (Ditto.).
1614 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1617 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1618 in 32bit mode when XMM registers are available to avoid store
1620 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1621 corresponding post-reload splitters.
1623 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1625 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1626 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1627 __builtin_ia32_roundss.
1628 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1629 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1630 __builtin_ia32_roundss.
1631 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1632 IX86_BUILTIN_SHUFPD here.
1634 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/i386.md (plogic): New.
1637 (plogicprefix): Likewise.
1639 * config/i386/mmx.md (mmx_<code><mode>3): New.
1640 (mmx_and<mode>3): Removed.
1641 (mmx_ior<mode>3): Likewise.
1642 (mmx_xor<mode>3): Likewise.
1644 * config/i386/sse.md (<code><mode>3): New.
1645 (*<code><mode>3): Likewise.
1646 (*<code><mode>3): Likewise.
1647 (<code><mode>3): Likewise.
1648 (*sse_<code><mode>3): Likewise.
1649 (*sse2_<code><mode>3): Likewise.
1650 (<code>tf3): Likewise.
1651 (*<code>tf3): Likewise.
1652 (and<mode>3): Likewise.
1653 (*and<mode>3): Likewise.
1654 (ior<mode>3): Removed.
1655 (*ior<mode>3): Likewise.
1656 (xor<mode>3): Likewise.
1657 (*xor<mode>3): Likewise.
1658 (*and<mode>3): Likewise.
1659 (*ior<mode>3): Likewise.
1660 (*xor<mode>3): Likewise.
1661 (and<mode>3): Likewise.
1662 (*sse_and<mode>3): Likewise.
1663 (*sse2_and<mode>3): Likewise.
1665 (*andtf3): Likewise.
1666 (ior<mode>3): Likewise.
1667 (*sse_ior<mode>3): Likewise.
1668 (*sse2_ior<mode>3): Likewise.
1670 (*iortf3): Likewise.
1671 (xor<mode>3): Likewise.
1672 (*sse_xor<mode>3): Likewise.
1673 (*sse2_xor<mode>3): Likewise.
1675 (*xortf3): Likewise.
1677 2008-04-02 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/14495
1680 PR tree-optimization/34793
1681 * tree-vrp.c (struct switch_update): New structure.
1682 (to_remove_edges, to_update_switch_stmts): New VECs.
1683 (simplify_switch_using_ranges): New function. Remove not taken
1684 case labels and edges.
1685 (simplify_stmt_using_ranges): Call it.
1686 (identify_jump_threads): Mark edges we have queued for removal
1687 so we don't thread them.
1688 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1690 * tree-cfg.c (group_case_labels): Deal with missing default label.
1691 (tree_verify_flow_info): Allow missing default label.
1692 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1693 (emit_case_nodes): Likewise.
1694 (expand_case): Do not rely on the default label to be present.
1695 * expr.c (try_casesi): Deal with NULL default_label.
1696 (do_tablejump): Likewise.
1698 2008-04-02 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/14495
1701 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1702 SWITCH_EXPR here ...
1703 (vrp_visit_switch_stmt): ... but here (new function).
1704 (find_case_label_index): New helper function.
1705 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1707 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1709 * fwprop.c: Fix ISO-C99ism.
1711 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1714 * Makefile.in (objdir): Set it here.
1715 * configure.ac: Not here. Find dynamic linker characteristics.
1716 * exec-tool.in: Use them.
1717 * aclocal.m4: Regenerate.
1718 * configure: Regenerate.
1720 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1722 * expr.c (expand_var): Delete it.
1723 * expr.h (expand_var): Delete prototype.
1724 * function.c (expand_function_start): Use expand_decl instead.
1725 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1728 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1730 PR rtl-optimization/35542
1731 * fwprop.c (forward_propagate_and_simplify): Replace
1732 loc_reg_mentioned_in_p with reg_mentioned_p.
1734 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1736 PR rtl-optimization/35281
1737 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1738 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1739 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1740 (varying_mem_p): Move above propagate_rtx.
1741 (all_uses_available_at): Do not check MEMs.
1743 2008-04-02 Rafael Espindola <espindola@google.com>
1745 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1746 (register_edge_assert_for_2): Split the cond argument.
1747 (register_edge_assert_for_1): Adjust for the change in
1748 register_edge_assert_for_2.
1749 (register_edge_assert_for): Split the cond argument.
1750 (find_switch_asserts): Adjust for the change in
1751 register_edge_assert_for.
1753 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1755 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1756 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1757 offsets for 64-bit mingw.
1758 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1759 abi for x86_64-pc-mingw.
1761 2008-04-02 Richard Guenther <rguenther@suse.de>
1763 * tree-vrp.c (extract_range_from_assert): Make sure to not
1764 produce range min/max with TREE_OVERFOW set.
1765 If merging a anti-range and a range keep the anti-range if
1766 the range covers all values of the type.
1767 (register_edge_assert_for_2): Only allow sign-changing
1768 conversions in detecting canonical range checks. Also
1769 register an assert for the unsigned name if useful.
1771 PR tree-optimization/35787
1772 * tree-vrp.c (vrp_val_max): New function.
1773 (vrp_val_min): Likewise.
1774 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1775 (vrp_val_is_min): Likewise.
1776 (supports_overflow_infinity): Use vrp_val_{min,max}.
1777 (negative_overflow_infinity): Likewise.
1778 (positive_overflow_infinity): Likewise.
1779 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1780 (is_positive_overflow_infinity): Likewise.
1781 (is_overflow_infinity): Likewise.
1782 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1783 vrp_val_is_{min,max}.
1784 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1785 to ranges if possible. Avoid empty ranges.
1787 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1790 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1791 the expression is a function address.
1793 2008-04-01 George Helffrich <george@gcc.gnu.org>
1795 PR fortran/PR35154, fortran/PR23057
1796 * fortran/trans-common.c (create_common): Add decl to function
1797 chain to preserve identifier scope in debug output.
1799 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1800 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1801 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1802 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1804 (dbxout_syms): Check for COMMON-based symbol and wrap in
1805 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1806 in bracket for efficiency.
1808 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1809 using DW_TAG_common_block + member offset.
1810 (add_pubname_string): New function.
1811 (dw_expand_expr): New function to find block name and offset for
1813 (common_check): New function to check whether symbol in Fortran COMMON.
1814 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1816 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1817 use of common is unchanged.
1819 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1820 with all combinations of debug options available on target.
1821 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1822 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1823 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1824 .stabs functionality.
1825 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1826 DWARF functionality.
1828 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1831 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1833 2008-04-02 Ben Elliston <bje@au.ibm.com>
1835 * config/v850/v850.md (casesi): Remove if (0) code.
1836 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1837 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1839 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.md (rex64suffix): New mode attribute.
1842 (floathi<mode>2): Disable expander for SSE math.
1843 (*floathi<mode>2_1): New insn insn_and_split pattern.
1844 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1845 corresponding post-reload splitters.
1846 (*floathi<mode>2_i387): New macroized insn pattern.
1847 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1848 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1849 insn_and_split pattern.
1850 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1851 New macroized instruction patterns and corresponding post-reload
1853 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1854 and corresponding post-reload splitters.
1855 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1856 New macroized instruction patterns.
1857 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1858 macroized instruction patterns and corresponding post-reload splitters.
1859 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1860 corresponding post-reload splitters.
1861 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1862 New macroized instruction patterns.
1863 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1864 corresponding post-reload splitters.
1865 (*floatsi<mode>2_i387): New macroized instruction patterns.
1867 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1869 * config/i386/i386.md (smaxmin): New.
1870 (umaxmin): Likewise.
1871 (maxminiprefix): Likewise.
1872 (maxminfprefix): Likewise.
1873 (<code><mode>3): Likewise.
1874 (smin<mode>3): Removed.
1875 (smax<mode>3): Likewise.
1877 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1878 (mmx_<code>v4hi3): Likewise.
1879 (mmx_<code>v8qi3): Likewise.
1880 (mmx_smaxv2sf3): Removed.
1881 (mmx_sminv2sf3): Likewise.
1882 (mmx_umaxv8qi3): Likewise.
1883 (mmx_smaxv4hi3): Likewise.
1884 (mmx_uminv8qi3): Likewise.
1885 (mmx_sminv4hi3): Likewise.
1887 * config/i386/sse.md (<addsub><mode>3): New.
1888 (*<addsub><mode>3): Likewise.
1889 (<sse>_vm<addsub><mode>3): Likewise.
1890 (<maxmin><mode>3): Likewise.
1891 (*<maxmin><mode>3_finite): Likewise.
1892 (*<maxmin><mode>3): Likewise.
1893 (<sse>_vm<maxmin><mode>3): Likewise.
1894 (sse3_h<addsub>v4sf3): Likewise.
1895 (sse3_h<addsub>v2df3): Likewise.
1896 (<maxmin>v16qi3): Likewise.
1897 (*<maxmin>v16qi3): Likewise.
1898 (<maxmin>v8hi3): Likewise.
1899 (*<maxmin>v8hi3): Likewise.
1900 (*sse4_1_<maxmin><mode>3): Likewise.
1901 (*sse4_1_<maxmin><mode>3): Likewise.
1902 (add<mode>3): Removed.
1903 (*add<mode>3): Likewise.
1904 (<sse>_vmadd<mode>3): Likewise.
1905 (sub<mode>3): Likewise.
1906 (*sub<mode>3): Likewise.
1907 (<sse>_vmsub<mode>3): Likewise.
1908 (smin<mode>3): Likewise.
1909 (*smin<mode>3_finite): Likewise.
1910 (*smin<mode>3): Likewise.
1911 (<sse>_vmsmin<mode>3): Likewise.
1912 (smax<mode>3): Likewise.
1913 (*smax<mode>3_finite): Likewise.
1914 (*smax<mode>3): Likewise.
1915 (<sse>_vmsmax<mode>3): Likewise.
1916 (sse3_haddv4sf3): Likewise.
1917 (sse3_haddv2df3): Likewise.
1918 (sse3_hsubv4sf3): Likewise.
1919 (sse3_hsubv2df3): Likewise.
1920 (umaxv16qi3): Likewise.
1921 (*umaxv16qi3): Likewise.
1922 (smaxv8hi3): Likewise.
1923 (*smaxv8hi3): Likewise.
1924 (*sse4_1_smax<mode>3): Likewise.
1925 (*sse4_1_umax<mode>3): Likewise.
1926 (uminv16qi3): Likewise.
1927 (*uminv16qi3): Likewise.
1928 (sminv8hi3): Likewise.
1929 (*sminv8hi3): Likewise.
1930 (*sse4_1_smin<mode>3): Likewise.
1931 (*sse4_1_umin<mode>3): Likewise.
1933 2008-04-01 Rafael Espindola <espindola@google.com>
1935 * tree-cfg.c (verify_expr): remove in_phi.
1936 (verify_stmt): Don't call walk_tree with verify_expr. Use
1937 is_gimple_min_invariant instead of is_gimple_val.
1939 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1941 * doc/include/gpl_v3.texi: Update for manpage generation.
1942 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1944 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1945 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1946 gpl_v3.texi instead of gpl.texi.
1949 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1952 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1954 2008-04-01 Rafael Espindola <espindola@google.com>
1956 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1957 (extract_code_and_val_from_cond): Use
1958 extract_code_and_val_from_cond_with_ops.
1960 2008-04-01 Jan Hubicka <jh@suse.cz>
1962 * function.c (free_after_compilation): Free epilogue_delay_list.
1963 (prepare_function_start): Assert that previous compilation was freed.
1965 2008-04-01 Jan Hubicka <jh@suse.cz>
1966 Jim Wilson <wilson@tuliptree.org>
1967 Andreas Tobler <andreast@gcc.gnu.org>
1970 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1971 rtl.emit instead cfun->emit.
1972 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1973 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1975 2008-04-01 Ben Elliston <bje@au.ibm.com>
1977 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1979 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1981 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1983 (fprofile-use): Add var flag_profile_use
1984 * coverage.c (coverage_begin_output): Do not open a gcno file for
1985 output only if -ftest-coverage is set.
1986 Do not add getpwd() to gcda file path.
1987 (build_gcov_info): Check the new flag
1988 flag_profile_datafile_relative_path.
1989 (coverage_init): Use profile_data_prefix.
1990 Read profile counter only if flag_profile_use is set.
1991 * opts.c (common_handle_option): New option fprofile-use=,
1992 fprofile-dir=, fprofile-generate=.
1993 * toplev.c (profile_data_prefix): New variable definition.
1994 * toplev.h (profile_data_prefix): New declaration.
1995 * doc/invoke.tex (Option Summary, Optimization Options):
1998 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2000 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2001 use tmp consistently.
2004 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2005 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2006 UNSPEC_FR_RECIP_APPROX_RES.
2007 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2009 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2012 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2014 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2017 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2018 element of the vector via a pointer.
2020 2008-03-31 Ian Lance Taylor <iant@google.com>
2022 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2024 2008-03-31 Jan Hubicka <jh@suse.cz>
2026 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2027 get_arg_pointer_save_area.
2028 * expr.c (init_expr): Just clear out rtl.expr.
2029 * function.c (free_after_compilation): Clear out whole RTL structure.
2030 (get_func_frame_size): Merge into ...
2031 (get_frame_size): ... this one.
2032 (assign_stack_local_1): Merge into ...
2033 (assign_stack_local): ... this one.
2034 (expand_function_end): Update call of get_arg_pointer_save_area.
2035 (get_art_pointer_save_area): Remove cfun argument.
2036 * function.h (emit_status): regno_pointer_align does not need length
2037 attribute. Move x_regno_reg_rtx to ...
2038 (regno_reg_rtx): ... new global array.
2039 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2040 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2041 apply_args_value, forced_labels, stack_pointer_delta):
2043 (struct varasm_status): Move here from varasm.c
2044 (struct rtl_data): New. Move here some fields from struct function.
2045 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2046 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2047 used_temp_slots avail_temp_slots, temp_slot_level,
2048 nonlocal_goto_handler_labels): Update accesstors.
2049 (rtl): New global variable.
2050 (struct function): Move some fileds to rtl_data.
2051 (get_arg_pointer_save_area): Update prototype.
2052 * emit-rtl.c (rtl): Declare.
2053 (regno_reg_rtx): Declare.
2054 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2056 (gen_reg_rtx): Update.
2057 (init_virtual_regs): Do not tate emit_status argument.
2058 (init_emit): Do not allocate emit.
2059 * varasm.c (varasm_statuc): Move to function.h.
2060 (n_deferred_constatns): Update accestor.
2061 (init_varasm_status): Do not allocate varasm_status.
2062 (force_const_mem, get_pool_size, output_constant_pool): Update.
2063 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2064 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2066 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2068 PR rtl-optimization/35729
2069 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2072 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2076 load/store if memory is unaligned.
2077 (*movti_rex64): Likewise.
2079 * config/i386/predicates.md (misaligned_operand): New.
2081 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2084 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2087 2008-03-31 Jan Beulich <jbeulich@novell.com>
2089 * config/ia64/constraints.md: Add 'j' constraint.
2090 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2091 (movdi_internal): Likewise.
2093 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2096 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2098 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2101 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2102 proper error message for the third argument on blendpd and
2105 * config/i386/sse.md (blendbits): New.
2106 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2108 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2110 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2112 2008-03-30 Richard Guenther <rguenther@suse.de>
2115 * fold-const.c (fold_sign_changed_comparison): Do leave
2116 conversions to base-types alone.
2118 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2120 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2121 the link register if one altivec register is be saved.
2123 2008-03-30 Ben Elliston <bje@au.ibm.com>
2125 * final.c (final_scan_insn): Remove if (0) code.
2127 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2129 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2131 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2133 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2134 of V4SFmode to ix86_binary_operator_ok.
2136 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.c (override_options): Initialize
2139 ix86_veclib_handler to ix86_veclibabi_svml when
2140 -mveclibabi=svml is used.
2141 (ix86_veclibabi_svml): New function for SVML ABI style
2142 vectorization support.
2143 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2145 2008-03-28 Rafael Espindola <espindola@google.com>
2147 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2148 (tree_binary_nonnegative_warnv_p): Make it public.
2149 (tree_single_nonnegative_warnv_p): Make it public.
2150 (tree_invalid_nonnegative_warnv_p): Make it public.
2151 (tree_unary_nonzero_warnv_p): Make it public.
2152 (tree_binary_nonzero_warnv_p): Make it public
2153 (tree_single_nonzero_warnv_p): Make it public.
2154 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2155 (extract_range_from_binary_expr): Split the expr argument.
2156 (extract_range_from_unary_expr): Split the expr argument.
2157 (extract_range_from_comparison): Split the expr argument.
2158 (extract_range_from_expr): Use the new aux functions.
2159 (vrp_evaluate_conditional_warnv): Use
2160 vrp_evaluate_conditional_warnv_with_ops.
2161 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2162 (tree_binary_nonzero_warnv_p): Declare.
2163 (tree_single_nonzero_warnv_p): Declare.
2164 (tree_expr_nonzero_warnv_p): Declare.
2165 (tree_unary_nonnegative_warnv_p): Declare.
2166 (tree_binary_nonnegative_warnv_p): Declare.
2167 (tree_single_nonnegative_warnv_p): Declare.
2168 (tree_invalid_nonnegative_warnv_p): Declare.
2170 2008-03-28 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/30317
2173 PR tree-optimization/30911
2174 PR tree-optimization/34793
2175 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2176 (struct assert_locus_d): New member EXPR.
2177 (register_new_assert_for): Add EXPR parameter to support
2178 ASSERT_EXPR <name, expr OP limit>.
2179 (register_edge_assert_for_1): Adjust callers.
2180 (find_assert_locations): Likewise.
2181 (process_assert_insertions_for): Build condition from expression.
2182 (extract_range_from_assert): Handle ASSERT_EXPRs
2183 of the form ASSERT_EXPR <name, expr OP limit>.
2184 (register_edge_assert_for_2): New helper registering
2185 asserts for comparisons. Recognize range tests of the form
2186 (unsigned)i - CST1 OP CST2.
2187 (register_edge_assert_for_1): Use it.
2188 (register_edge_assert_for): Likewise.
2189 (needs_overflow_infinity): Integer sub-types
2190 do not need overflow infinities.
2191 (vrp_val_is_max): The extreme values of integer sub-types
2192 are those of the base type.
2193 (vrp_val_is_min): Likewise.
2194 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2197 2008-03-28 Nick Clifton <nickc@redhat.com>
2200 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2201 Return GENERAL_REGS for stack adjustment reloads.
2203 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2206 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2207 const_vector when all the vectors are constant.
2209 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2211 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2213 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2214 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2216 (s<code>_sf): Use new scc_sf attribute for opcode names.
2218 2008-03-27 Tom Tromey <tromey@redhat.com>
2220 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2221 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2222 config/spu/t-spu-elf, config/i386/t-interix,
2223 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2224 config/i386/x-darwin, config/i386/x-mingw32,
2225 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2226 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2227 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2228 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2229 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2230 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2231 config/score/t-score-elf, config/arm/t-strongarm-pe,
2232 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2233 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2234 Revert automatic dependency patch.
2236 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2239 * config/i386/i386.c (ix86_function_arg_boundary): Align
2240 decimal floating point to its natural boundary.
2242 2008-03-27 Richard Guenther <rguenther@suse.de>
2245 * fold-const.c (fold_comparison): Restrict distinct decl
2246 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2247 solely rely on operand_equal_p.
2249 2008-03-27 Richard Guenther <rguenther@suse.de>
2252 * c-common.c (handle_weak_attribute): Reject combination of
2255 2008-03-27 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/32810
2258 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2259 conversions from DECL_INITIAL.
2260 (fold_const_aggregate_ref): Likewise from constructor elements.
2262 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2264 * tree-affine.h (aff_combination_expand): Declare.
2265 (get_inner_reference_aff): Likewise.
2266 * tree-affine.c (aff_combination_expand): Split out from
2267 tree_to_aff_combination_expand.
2268 (get_inner_reference_aff): New function.
2269 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2270 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2271 (struct lim_aux_data): sm_done field removed.
2272 (mem_ref_loc_p, mem_ref_locs_p): New types.
2273 (struct mem_ref): Added id, stored, accesses_in_loop,
2274 indep_loop, dep_loop, indep_ref, dep_ref fields.
2275 Removed is_stored, locs and next fields.
2276 (memory_accesses): New variable.
2277 (movement_possibility): Do not allow moving statements
2278 that store to memory.
2279 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2281 (determine_max_movement): For statements with memory references,
2282 find the outermost loop in that the reference is independent.
2283 (move_computations_stmt): Mark the virtual operands for renaming.
2284 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2285 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2286 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2287 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2288 create_vop_ref_mapping, analyze_memory_references,
2289 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2290 get_all_locs_in_loop, ref_always_accessed_p,
2291 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2292 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2293 store_motion_loop, store_motion): New functions.
2294 (struct vop_to_refs_elt): New type.
2295 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2296 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2297 (schedule_sm): Replaced by...
2298 (execute_sm): ... this.
2299 (determine_lsm_ref, hoist_memory_references,
2300 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2301 find_more_ref_vops, free_mem_ref, free_mem_refs,
2302 determine_lsm_loop, determine_lsm): Removed.
2303 (tree_ssa_lim_finalize): Free data structures used by store motion.
2304 (tree_ssa_lim): Call analyze_memory_references. Use
2305 store_motion instead of determine_lsm.
2307 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2309 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2310 rename tmake_file to m68hc11/t-m68hc11.
2311 (mcore): Set inhibit_libc to true.
2312 * config.host (alpha*-dec-*vms*): Set extra_programs.
2313 (interix3*): Don't use host_xmake_file.
2314 * configure.ac: Let config.gcc override inhibit_libc.
2315 * configure: Regenerate.
2317 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2318 * config/t-openbsd-thread: Remove commented out lines.
2320 * config/x-interix: Remove.
2322 * config/m68hc11/t-m68hc11-gas: Rename to...
2323 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2325 * config/mcore/t-mcore: Remove T_CFLAGS.
2326 * config/mcore/t-mcore-pe: Likewise.
2328 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2330 * configure.ac: Replace custom __GNU_SOURCE test with
2331 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2332 * aclocal.m4: Regenerate.
2333 * configure: Regenerate.
2334 * config.in: Regenerate.
2336 2008-03-27 Richard Guenther <rguenther@suse.de>
2338 * fold-const.c (target.h): Include.
2339 (fold_comparison): Fold comparison of addresses of decls
2340 that bind locally or of constants. Consolidate address folding code.
2341 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2342 results from fold_binary_to_constant.
2343 (compare_values_warnv): Likewise.
2345 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2348 * fold-const.c (fold_truthop): Check for integeral types when folding
2349 a == 0 && b == 0 and a != 0 || b != 0 .
2351 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2353 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2355 2008-03-26 Andreas Schwab <schwab@suse.de>
2357 * doc/invoke.texi: Fix use of @item vs. @itemx.
2359 2008-03-26 Tom Tromey <tromey@redhat.com>
2361 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2362 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2363 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2364 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2365 build/genconstants.o, build/genemit.o, build/genextract.o,
2366 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2367 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2370 2008-03-26 Richard Guenther <rguenther@suse.de>
2373 2008-03-26 Richard Guenther <rguenther@suse.de>
2375 * fold-const.c (target.h): Include.
2376 (fold_comparison): Fold comparison of addresses of two decls
2377 that bind locally. Consolidate address folding code.
2379 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2381 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2382 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2383 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2384 dconstsqrt2, dconstthird, dconste and/or dconst10.
2385 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2386 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2387 dconstsqrt2, dconste): Delete.
2388 (init_emit_once): Likewise. Simplify initializing dconstm1.
2390 * real.c (get_real_const): New.
2391 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2392 dconstsqrt2, dconste): Delete.
2393 (real_value_const, get_real_const): New.
2395 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2397 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2399 * config/i386/i386.c (ix86_function_arg_boundary): Check
2400 BIGGEST_ALIGNMENT instead of 128.
2401 (setup_incoming_varargs_64): Likewise.
2403 2008-03-26 Tom Tromey <tromey@redhat.com>
2405 * Makefile.in (DEPFILES): Add missing '/'.
2407 2008-03-26 Richard Guenther <rguenther@suse.de>
2409 * fold-const.c (target.h): Include.
2410 (fold_comparison): Fold comparison of addresses of two decls
2411 that bind locally. Consolidate address folding code.
2413 2008-03-26 Nick Clifton <nickc@redhat.com>
2416 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2417 not allow INT+INT as a legitimate addressing mode.
2419 2008-03-26 Richard Guenther <rguenther@suse.de>
2421 * tree-flow.h (widen_bitfield): Remove declaration.
2422 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2423 (widen_bitfield): Remove function.
2424 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2427 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2430 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2433 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2435 PR rtl-optimization/35232
2436 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2437 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2438 reg_reloaded_call_part_clobbered here.
2439 (reload_regs_reach_end_p): New function.
2440 (reload_reg_rtx_for_input): New variable.
2441 (reload_reg_rtx_for_output): Likewise.
2442 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2443 when reassigning a pseudo register. Load reloadreg from
2444 reload_reg_rtx_for_input, moving the mode and register
2446 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2447 instead of the original when deciding whether an input reload
2448 would be a no-op or whether an output reload can be deleted.
2449 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2450 when setting up new_spill_reg_store. Load it from
2451 reload_reg_rtx_for_output, moving the mode and register
2453 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2454 instead of the original when deciding whether an output reload
2455 would be a no-op. Do the same when modifying insn notes.
2456 Use rtx_equal_p instead of == to compare the registers.
2457 (inherit_piecemeal_p): Take a mode and two register numbers
2459 (emit_reload_insns): Clear new_spill_reg_store for every hard
2460 register in the reload register. Remove spill registers
2461 from reg_reloaded_valid before considering whether to record
2462 inheritance information for them. Use reload_reg_rtx_for_output
2463 instead of reg_rtx when recording output reloads. Use
2464 reload_reg_rtx_for_input instead of reg_rtx when recording
2465 input reloads. Set or clear reg_reloaded_call_part_clobbered
2466 at the same time as setting reg_reloaded_valid.
2467 (delete_output_reload): Add a new_reload_reg parameter and use it
2468 instead of rld[j].reg_rtx.
2469 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2472 2008-03-25 Tom Tromey <tromey@redhat.com>
2474 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2475 (build/genattr.o): Likewise.
2476 (build/genattrtab.o): Likewise.
2477 (build/gencodes.o): Likewise.
2478 (build/genconfig.o): Likewise.
2479 (build/genconstants.o): Likewise.
2480 (build/genemit.o): Likewise.
2481 (build/genextract.o): Likewise.
2482 (build/genflags.o): Likewise.
2484 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2486 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2487 instead of size_int for integer types.
2488 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2489 to match type of MINUS_EXPR.
2491 2008-03-25 Tom Tromey <tromey@redhat.com>
2493 * configure: Rebuilt.
2494 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2497 2008-03-25 Tom Tromey <tromey@redhat.com>
2499 * config/x-solaris (host-solaris.o): Update.
2500 * config/x-linux (host-linux.o): Update.
2501 * config/x-hpux (host-hpux.o): Update.
2502 * config/x-darwin (host-darwin.o): Update.
2503 * config/v850/t-v850e (v850-c.o): Update.
2504 * config/v850/t-v850 (v850-c.o): Update.
2505 * config/t-vxworks (vxworks.o): Update.
2506 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2507 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2508 * config/spu/t-spu-elf (spu-c.o): Update.
2510 * config/sh/t-symbian (sh-c.o): Update.
2511 (symbian.o): Update.
2512 * config/sh/t-sh (sh-c.o): Update.
2513 * config/score/t-score-elf (score7.o, score3.o): Update.
2514 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2515 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2516 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2517 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2519 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2520 * config/m32c/t-m32c (m32c-pragma.o): Update.
2521 * config/ia64/t-ia64 (ia64-c.o): Update.
2522 * config/i386/x-mingw32 (host-mingw32.o): Update.
2523 * config/i386/x-i386 (driver-i386.o): Update.
2524 * config/i386/x-darwin (host-i386-darwin.o): Update.
2525 * config/i386/x-cygwin (host-cygwin.o): Update.
2526 * config/i386/t-nwld (nwld.o): Update.
2527 * config/i386/t-netware (netware.o): Update.
2528 * config/i386/t-interix (winnt.o): Update.
2529 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2530 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2531 msformat-c.o): Update.
2532 * config/bfin/t-bfin-linux (generated_files): Add
2533 linux-sysroot-suffix.h.
2534 * config/arm/t-wince-pe (pe.o): Update.
2535 * config/arm/t-strongarm-pe (pe.o): Update.
2536 * config/arm/t-pe (pe.o): Update.
2537 * config/arm/t-arm (arm-c.o): Update.
2538 * doc/install.texi (Prerequisites): Require make 3.80.
2539 * Makefile.in: Remove .o targets.
2540 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2541 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2542 (simple_generated_h, simple_generated_c): Move earlier.
2543 (generated_files): New variable.
2544 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2545 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2546 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2547 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2548 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2549 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2550 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2551 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2552 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2553 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2554 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2555 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2557 (COMPILE.base, COMPILE): New variables.
2558 (%.o): New pattern rule.
2559 (ALL_HOST_OBJS): New variable.
2560 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2561 (dummy-checksum.o, cc1-checksum.o): Remove.
2562 (DRIVER_SHLIB): New variable.
2563 (DRIVER_DEFINES): Use it.
2564 (gencondmd.c): Move out of build/.
2565 (s-conditions): Update.
2566 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2567 (ALL_BUILD_OBJS): Likewise.
2568 (build/%.o): Use BUILDCOMPILE.
2569 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2570 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2571 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2572 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2573 build/genconfig.o, build/genconstants.o, build/genemit.o,
2574 build/genextract.o, build/genflags.o, build/genmddeps.o,
2575 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2576 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2577 build/gen-protos.o, build/scan.o, build/fix-header.o,
2578 build/scan-decls.o): Simplify.
2579 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2580 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2581 prefix.o, toplev.o): Reduce to variable setting.
2582 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2583 ($(out_object_file), gcc-options.o): New targets.
2584 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2585 * configure: Rebuilt.
2586 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2587 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2589 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2591 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2592 complain when we hit an error, return ERROR_MARK_NODE.
2594 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2596 * config/sh/constraints.md (Pso, Psz): New constraints.
2597 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2598 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2600 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2602 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2603 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2605 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2607 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2608 (prefetch_sh2a): New.
2610 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2611 Naveen.H.S <naveen.hs@kpitcummins.com>
2613 * config/sh/constraints.md (I28): New constraint.
2614 * config/sh/sh.c (broken_move): Add support for movi20s.
2615 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2617 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2618 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2619 Naveen.H.S <naveen.hs@kpitcummins.com>
2621 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2622 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2623 (print_operand): Handle resbank in %@ operand code.
2624 (sh_encode_section_info): New.
2625 (push_regs): Add conditions for resbank.
2626 (sh_expand_epilogue): Likewise.
2627 (sh_insert_attributes): Likewise.
2628 (sh_attribute_table): Likewise.
2629 (sh_handle_resbank_handler_attribute): New.
2630 (sh2a_handle_function_vector_handler_attribute): New.
2631 (sh2a_is_function_vector_call): New.
2632 (sh2a_get_function_vector_number): New.
2633 (sh2a_function_vector_p): New.
2634 (sh_cfun_resbank_handler_p): New.
2635 * config/sh/sh.md (calli): Emit jsr/n if possible.
2636 (calli_tbr_rel): New.
2637 (calli_pcrel): Emit jsr/n if possible.
2638 (return_i): Emit rts/n if possible.
2639 (call_valuei_tbr_rel): New.
2640 (call_valuei_pcrel): Add condition for SH2A target.
2641 (call_value): Likewise.
2642 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2643 (sh2a_get_function_vector_number): Likewise.
2644 (sh2a_is_function_vector_call): Likewise.
2645 * doc/extend.texi: Document TBR relative addressing of SH2A.
2646 (resbank): Add description for SH2A.
2648 2008-03-24 Richard Guenther <rguenther@suse.de>
2651 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2652 pointer assignments change conversions according to middle-end rules.
2653 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2654 * configure.ac: Include type checking in yes.
2655 * configure: Regenerate.
2657 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2659 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2660 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2662 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2664 * gthr-vxworks.h (UNUSED): Define.
2666 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2670 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2672 * doc/extend.texi (Function Attributes): Add missing comma in the
2673 example of the "alloc_size" attribute.
2675 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2678 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2680 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2683 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2686 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2687 of the underlying type of a MS bitfield layout to the natural
2688 alignment of the type.
2690 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2692 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2693 to their natural alignment to avoid store forwarding stalls.
2695 2008-03-22 Richard Guenther <rguenther@suse.de>
2697 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2698 For PHI nodes verify the address is invariant.
2699 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2700 (get_symbol_constant_value): Use is_gimple_min_invariant.
2701 (maybe_fold_stmt_indirect): Likewise.
2703 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2705 PR rtl-optimization/33927
2706 * Makefile.in (dse.o): Depend on $(TM_P_H).
2707 * expr.h (extract_low_bits): Declare.
2708 * expmed.c (extract_low_bits): New function.
2709 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2710 * dse.c: Include tm_p.h.
2711 (find_shift_sequence): Remove the read_reg argument and return the
2712 read value. Emit the instructions instead of returning them.
2713 Iterate on new_mode rather than calculating it each time.
2714 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2715 source to NEW_MODE and extract_low_bits to convert the shifted
2717 (replace_read): Allow the load and store to have different mode
2718 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2719 or extraction instructions before trying the replacement. Update
2720 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2722 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2725 to their natural alignment to avoid store forwarding stalls.
2727 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2730 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2731 encouraging but not allowing gprs for input;
2732 change the input constraint to !f#r.
2733 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2735 change the output constraint to !f#r.
2737 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2741 corresponding post-reload splitters.
2742 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2743 when x87 FP math is selected.
2744 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2745 New function prototype.
2746 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2747 unreachable function to ease macroization of insn patterns.
2749 2008-03-21 Martin Jambor <mjambor@suse.cz>
2751 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2752 reference dumps if ddr is NULL or dependence is unknown.
2754 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2756 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2757 unsigned extension into account.
2758 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2759 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2760 Do computations on a scratch register.
2762 2008-03-21 Richard Guenther <rguenther@suse.de>
2764 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2765 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2766 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2767 * tree-ssa-dom.c (record_equality): Likewise.
2768 * tree-inline.c (copy_body_r): Likewise.
2769 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2772 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2774 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2775 as 'delete_unused' argument.
2777 2008-03-20 Richard Guenther <rguenther@suse.de>
2779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2780 special casing of constant qualifiers.
2781 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2782 care about them in general.
2783 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2784 regardless of their type.
2785 (fold_stmt_r): Forcefully fold *& if we end up with that.
2787 2008-03-20 Paul Brook <paul@codesourcery.com>
2789 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2790 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2792 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2794 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2795 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2797 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2799 * common.opt (Wmudflap): New option.
2800 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2801 (mx_register_decls): Likewise.
2802 (mudflap_finish_file): Likewise.
2803 * doc/invoke.texi: Document -Wno-mudflap.
2805 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2807 * c-format.c (replace_format_name_to_system_name): New.
2809 (convert_format_name_to_system_name): New.
2810 (decode_format_attr): Add use of convert_format_name_to_system_name.
2811 (format_types_orig): Add gnu_ prefix to names.
2812 (check_format_info_main): Special treating of \0 escaped names for
2813 supporting multi-character format specifiers as I32, I64.
2814 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2815 (gnu_target_overrides_format_attributes): New.
2816 * c-format.h: Add structure target_ovr_attr to hold
2817 system specific formatter names.
2818 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2819 msformat-c.o file to c_target_objs and cxx_target_objs.
2820 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2821 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2822 (TARGET_N_FORMAT_TYPES): New.
2823 * config/i386/msformat-c.c: New.
2824 * config/i386/t-cygming: Add build rule for msformat-c.o.
2825 * doc/extend.texi: Add new format names gnu_* and ms_* and
2827 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2829 2008-03-20 Ira Rosen <irar@il.ibm.com>
2831 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2832 optimizations turned on under -O3.
2833 (ftree-vectorize): Add that the flag is turned on with -O3.
2835 2008-03-20 Ben Elliston <bje@au.ibm.com>
2837 * regmove.c (try_auto_increment): Fix spelling error in comment.
2838 * final.c (final_scan_insn): Likewise.
2840 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2844 allocator preferences for "y" and "r" class registers.
2845 ("*mov<mode>_internal"): Ditto.
2846 ("*movv2sf_internal_rex64"): Ditto.
2847 ("*movv2sf_internal"): Ditto.
2849 2008-03-19 Michael Matz <matz@suse.de>
2852 * calls.c (expand_call): Check overlap of arguments with call
2853 address for sibcalls.
2855 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2858 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2859 of the underlying type of a MS bitfield layout to the natural
2860 alignment of the type.
2862 2008-03-19 Jan Hubicka <jh@suse.cz>
2865 * toplev.c (decode_d_option): Handle all CPP flags.
2866 * tree-vrp.c: Update tree_pass descriptors.
2867 * regrename.c: Update tree_pass descriptors.
2868 * fwprop.c: Update tree_pass descriptors.
2869 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2870 * tree-into-ssa.c: Update tree_pass descriptors.
2871 * tree-dump.c: Update tree_pass descriptors.
2872 * tree-complex.c: Update tree_pass descriptors.
2873 * tree-dump.h: Update tree_pass descriptors.
2874 * see.c: Update tree_pass descriptors.
2875 * cgraphbuild.c: Update tree_pass descriptors.
2876 * tracer.c: Update tree_pass descriptors.
2877 * tree-loop-distribution.c: Update tree_pass descriptors.
2878 * cgraph.c: Update tree_pass descriptors.
2879 * postreload-gcse.c: Update tree_pass descriptors.
2880 * postreload.c: Update tree_pass descriptors.
2881 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2882 * tree-tailcall.c: Update tree_pass descriptors.
2883 * tree-pass.h (tree_opt_pass): Rename to ...
2884 (opt_pass) ... this one; add "type" field and remove letter field.
2885 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2886 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2887 all_lowering_passes): Update declaration.
2888 * ipa-cp.c: Update tree_pass descriptors.
2889 * final.c: Update tree_pass descriptors.
2890 * omp-low.c: Update tree_pass descriptors.
2891 * tree-ssa-dse.c: Update tree_pass descriptors.
2892 * ipa-reference.c: Update tree_pass descriptors.
2893 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2894 * auto-inc-dec.c: Update tree_pass descriptors.
2895 * reorg.c: Update tree_pass descriptors.
2896 * cgraphunit.c: Update tree_pass descriptors.
2897 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2898 * tree-ssa-ccp.c: Update tree_pass descriptors.
2899 * df-core.c: Update tree_pass descriptors.
2900 * mode-switching.c: Update tree_pass descriptors.
2901 * tree-nomudflap.c: Update tree_pass descriptors.
2902 * modulo-sched.c: Update tree_pass descriptors.
2903 * ipa-pure-const.c: Update tree_pass descriptors.
2904 * cse.c: Update tree_pass descriptors.
2905 * web.c: Update tree_pass descriptors.
2906 * tree-stdarg.c: Update tree_pass descriptors.
2907 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2908 * tree-ssa-dom.c: Update tree_pass descriptors.
2909 * tree-nrv.c: Update tree_pass descriptors.
2910 * tree-ssa-alias.c: Update tree_pass descriptors.
2911 * loop-init.c: Update tree_pass descriptors.
2912 * gimple-low.c: Update tree_pass descriptors.
2913 * ipa-inline.c: Update tree_pass descriptors.
2914 * tree-ssa-sink.c: Update tree_pass descriptors.
2915 * global.c: Update tree_pass descriptors.
2916 * ifcvt.c: Update tree_pass descriptors.
2917 * jump.c: Update tree_pass descriptors.
2918 * predict.c: Update tree_pass descriptors.
2919 * tree-ssa-loop.c: Update tree_pass descriptors.
2920 * recog.c: Update tree_pass descriptors.
2921 * dse.c: Update tree_pass descriptors.
2922 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2923 * tree-eh.c: Update tree_pass descriptors.
2924 * regmove.c: Update tree_pass descriptors.
2926 * function.c: Update tree_pass descriptors.
2927 * tree-vectorizer.c: Update tree_pass descriptors.
2928 * gcse.c: Update tree_pass descriptors.
2929 * ipa-type-escape.c: Update tree_pass descriptors.
2930 * tree-if-conv.c: Update tree_pass descriptors.
2931 * init-regs.c: Update tree_pass descriptors.
2932 * ipa.c: Update tree_pass descriptors.
2933 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2934 * rtl-factoring.c: Update tree_pass descriptors.
2935 * lower-subreg.c: Update tree_pass descriptors.
2936 * bt-load.c: Update tree_pass descriptors.
2937 * tree-dfa.c: Update tree_pass descriptors.
2938 * except.c: Update tree_pass descriptors.
2939 * emit-rtl.c: Update tree_pass descriptors.
2940 * cfgexpand.c: Update tree_pass descriptors.
2941 * tree-cfgcleanup.c: Update tree_pass descriptors.
2942 * cfgcleanup.c: Update tree_pass descriptors.
2943 * tree-ssa-pre.c: Update tree_pass descriptors.
2944 * tree-sra.c: Update tree_pass descriptors.
2945 * tree-mudflap.c: Update tree_pass descriptors.
2946 * tree-ssa-copy.c: Update tree_pass descriptors.
2947 * cfglayout.c: Update tree_pass descriptors.
2948 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2949 * tree-ssa-dce.c: Update tree_pass descriptors.
2950 * tree-ssa.c: Update tree_pass descriptors.
2951 * regclass.c: Update tree_pass descriptors.
2952 * integrate.c: Update tree_pass descriptors.
2953 * tree-optimize.c: Update tree_pass descriptors.
2954 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2955 * tree-object-size.c: Update tree_pass descriptors.
2956 * combine.c: Update tree_pass descriptors.
2957 * tree-outof-ssa.c: Update tree_pass descriptors.
2958 * bb-reorder.c: Update tree_pass descriptors.
2959 * stack-ptr-mod.c: Update tree_pass descriptors.
2960 * var-tracking.c: Update tree_pass descriptors.
2961 * tree-profile.c: Update tree_pass descriptors.
2962 * tree-vect-generic.c: Update tree_pass descriptors.
2963 * reg-stack.c: Update tree_pass descriptors.
2964 * sched-rgn.c: Update tree_pass descriptors.
2965 * tree-ssa-structalias.c: Update tree_pass descriptors.
2966 * tree-cfg.c: Update tree_pass descriptors.
2967 * passes.c (current_pass): Update declaration.
2968 (finish_optimization_passes): Update.
2969 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2970 (register_one_dump_file, register_dump_files_1, next_pass_1):
2972 (init_optimization_passes): Update handling of new types.
2973 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2974 * ipa-struct-reorg.c: Update tree_pass descriptors.
2975 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2976 * combine-stack-adj.c: Update tree_pass descriptors.
2977 * cfgrtl.c: Update tree_pass descriptors.
2978 * dce.c: Update tree_pass descriptors.
2979 * tree-ssanames.c: Update tree_pass descriptors.
2981 2008-03-19 Richard Guenther <rguenther@suse.de>
2984 * tree-ssa.c (walk_data): New structure.
2985 (warn_uninitialized_var): If not always_executed warn with "maybe"
2987 (execute_early_warn_uninitialized): Compute post-dominators.
2988 Initialize always_executed before processing each basic block.
2990 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2993 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2994 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2996 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3000 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3002 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3004 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3005 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3006 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3007 target after ignore has been set, and move there also the commputation
3008 of subtarget and original_target.
3009 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3010 (LANG_HOOKS_INITIALIZER): Remove it.
3011 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3013 2008-03-18 Richard Guenther <rguenther@suse.de>
3015 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3016 found an expression with constants, note that in the VN for the lhs.
3017 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3018 fold them to constants if possible. Run cleanup_cfg if done so.
3019 (execute_pre): Return todo.
3021 (execute_fre): Likewise.
3022 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3024 (get_prop_source_stmt): Look through pointer conversions.
3026 2008-03-18 Jan Hubicka <jh@suse.cz>
3028 * tree-pretty-print.c: Include predict.h.
3029 (dump_generic_node): Dump predictor.
3030 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3031 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3032 * gimple-low.c (lower_stmt): Likewise.
3033 * expr.c (expand_expr_real): Likewise.
3034 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3036 (build_predict_expr, build_predict_expr): New.
3037 * predict.h (predictor_name, build_predict_expr): Update.
3038 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3039 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3040 * predict.def (PRED_CONTINUE): Update hitrate.
3041 * tree.def (PREDICT_EXPR): Define.
3042 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3043 do not handle BIND_EXPR.
3044 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3045 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3046 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3049 2008-03-18 Michael Matz <matz@suse.de>
3051 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3053 2008-03-18 Richard Guenther <rguenther@suse.de>
3055 * tree-gimple.h (is_gimple_invariant_address): Declare.
3056 (is_gimple_constant): Likewise.
3057 * tree-gimple.c (is_gimple_constant): New function.
3058 (is_gimple_invariant_address): Likewise.
3059 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3060 and is_gimple_invariant_address.
3061 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3063 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3064 an addressable base.
3066 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3069 * gimplify.c (gimplify_expr): Gimplify second operand of
3072 2008-03-17 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/19637
3075 * fold-const.c (fold_unary): Remove restrictions of removing
3076 intermediate pointer-conversions (P2)(P1)P0.
3077 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3078 conversion to void pointer.
3079 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3081 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3084 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3085 emulated thread local variables.
3087 2008-03-16 Richard Guenther <rguenther@suse.de>
3090 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3091 expand TREE_INVARIANT operations that are not gimple invariant.
3093 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3095 * doc/extend.texi (Alignment): Say that the ABI controls
3096 the __alignof__ for non-strict-alignment targets rather
3097 than being a recommendation.
3099 2008-03-15 Paul Brook <paul@codesourcery.com>
3101 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3103 (arm_output_fn_unwind): Mark functions that can not be unwound.
3105 2008-03-15 Paul Brook <paul@codesourcery.com>
3107 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3108 extension instructions.
3110 2008-03-15 Richard Guenther <rguenther@suse.de>
3112 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3113 and fold constant aggregate refs.
3114 (fold_const_aggregate_ref): Handle string constants
3115 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3116 (evaluate_stmt): Simplify now that ccp_fold folds constant
3119 2008-03-15 Paul Brook <paul@codesourcery.com>
3121 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3122 (extzv): Use gen_extzv_t2.
3123 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3125 2008-03-15 Richard Guenther <rguenther@suse.de>
3127 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3128 (fold_const_aggregate_ref): Likewise.
3129 (get_value): Return NULL if we don't have any values.
3130 (ccp_finalize): Set const_val to NULL after freeing it.
3131 * tree-flow.h (get_symbol_constant_value): Declare.
3132 (fold_const_aggregate_ref): Likewise.
3133 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3135 2008-03-15 Richard Guenther <rguenther@suse.de>
3138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3139 to not produce negative array indices if not allowed. Add
3140 parameter to indicate that.
3141 (maybe_fold_offset_to_component_ref): Allow negative array
3142 indices only for the first member of a structure.
3143 (maybe_fold_offset_to_reference): Allow negative array indices.
3144 (maybe_fold_stmt_addition): Likewise.
3146 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3147 Anatoly Sokolov <aesok@post.ru>
3149 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3150 (avr_arch): Add ARCH_AVR6.
3151 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3152 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3153 instead of fixed value 2.
3154 (print_operand_address): Use gs() asm specifier instead of pm().
3155 (avr_assemble_integer): (Ditto.).
3156 (avr_output_addr_vec_elt): (Ditto.).
3157 (print_operand): Handle "!" code.
3158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3159 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3160 (AVR_HAVE_EIJMP_EICALL): Define.
3161 (AVR_3_BYTE_PC): Redefine.
3162 (AVR_2_BYTE_PC): (Ditto.).
3163 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3164 (LINK_SPEC): Add atmega2560 and atmega2561.
3165 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3167 * config/avr/avr.md (call_insn): Use eicall instead of icall
3168 for 3 byte PC devices.
3169 (call_value_insn): (Ditto.).
3170 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3171 (indirect_jump): Use only for for 2 byte PC devices.
3172 (*tablejump): (Ditto.).
3173 (*indirect_jump_avr6): Add insn.
3174 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3175 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3176 instead of ijmp for 3 byte PC devices.
3177 (__tablejump2__): (Ditto.).
3178 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3179 (MULITLIB_DIRNAMES): (Ditto.).
3180 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3182 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3184 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3185 "sse2_umulsidi3". Use V1DI mode for operand 0.
3186 ("mmx_psadbw"): Use V1DI mode for operand 0.
3187 * config/i386/i386-modes.def (V1SI): New vector mode.
3188 * config/i386/i386.c (struct builtin_description)
3189 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3190 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3191 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3192 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3193 v1di_ftype_v8qi_v8qi type.
3194 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3196 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3197 __builtin_ia32_pmuludq]: Fix the mode of return value.
3199 2008-03-15 Richard Guenther <rguenther@suse.de>
3202 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3205 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3207 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3208 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3209 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3210 unless TARGET_SERIALIZE_VOLATILE is enabled.
3211 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3212 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3213 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3215 2008-03-14 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/34172
3218 * tree-flow.h (refs_may_alias_p): Declare.
3219 (get_single_def_stmt): Likewise.
3220 (get_single_def_stmt_from_phi): Likewise.
3221 (get_single_def_stmt_with_phi): Likewise.
3222 * tree-dfa.c (refs_may_alias_p): New function.
3223 (get_single_def_stmt): Likewise.
3224 (get_single_def_stmt_from_phi): Likewise.
3225 (get_single_def_stmt_with_phi): Likewise.
3226 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3227 (vn_reference_lookup_1): New helper function.
3228 (vn_reference_lookup): Walk the virtual use-def chain to
3229 continue searching for a match if the def does not alias the
3230 reference we are looking for.
3232 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3234 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3235 archive and Perzl. Update The Written Word listing.
3237 2008-03-14 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/34043
3240 PR tree-optimization/33989
3241 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3243 (bitmap_find_leader): Use extra argument to verify dominance
3244 relationship inside a basic-block.
3245 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3246 (find_leader_in_sets): Adjust.
3247 (create_component_ref_by_pieces): Take extra argument for
3248 dominance check, handle lookup failures.
3249 (find_or_generate_expression): Likewise.
3250 (create_expression_by_pieces): Likewise.
3251 (insert_into_preds_of_block): Adjust.
3252 (create_value_expr_from): If asked for, verify all operands
3253 are in the blocks AVAIL_OUT set.
3254 (make_values_for_stmt): Check for SSA_NAMEs that are life
3255 over an abnormal edge.
3256 (compute_avail): Remove such check.
3257 (do_SCCVN_insertion): New function.
3258 (eliminate): If we do not find a leader suitable for replacement
3259 insert a replacement expression from SCCVN if available.
3260 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3261 (struct vn_ssa_aux): Add needs_insertion flag.
3262 * tree-ssa-sccvn.c (may_insert): New global flag.
3263 (copy_reference_ops_from_ref): Value-number union member access
3264 based on its size, not type and member if insertion is allowed.
3265 (visit_reference_op_load): For a weak match from union type
3266 punning lookup a view-converted value and insert a SSA_NAME
3267 for that value if that is not found.
3268 (visit_use): Make dumps shorter. Do not disallow value numbering
3269 SSA_NAMEs that are life over an abnormal edge to constants.
3270 (free_scc_vn): Release inserted SSA_NAMEs.
3271 (run_scc_vn): New flag to specify whether insertion is allowed.
3272 Process SSA_NAMEs in forward order.
3273 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3274 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3275 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3276 pointer type to/from integral types that do not change the
3277 precision to regular conversions.
3279 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3281 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3282 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3283 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3284 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3285 input arguments and the mode of return value. Built-in functions
3286 that operate on whole 64-bit MMX register now use V1DI mode.
3288 2008-03-13 Alon Dayan <alond@il.ibm.com>
3289 Olga Golovanevsky <olga@il.ibm.com>
3291 PR tree-optimization/35041
3292 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3293 to locate the right position in a statement.
3295 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/xmmintrin.h: Change all static inline functions to
3300 extern inline and add __gnu_inline__ attribute.
3301 * config/i386/bmintrin.h: Ditto.
3302 * config/i386/smmintrin.h: Ditto.
3303 * config/i386/tmmintrin.h: Ditto.
3304 * config/i386/mmintrin-common.h: Ditto.
3305 * config/i386/ammintrin.h: Ditto.
3306 * config/i386/emmintrin.h: Ditto.
3307 * config/i386/pmmintrin.h: Ditto.
3308 * config/i386/mmintrin.h: Ditto.
3309 * config/i386/mm3dnow.h: Ditto.
3311 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3314 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3315 (lower_omp_2): New function.
3316 (lower_omp_1, lower_omp): Rewritten.
3318 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3321 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3322 with the phrase "Microsoft Windows compilers".
3323 (Push/Pop Macro Pragmas): New subsection. Document
3324 #pragma push_macro and pragma pop_macro.
3326 2008-03-12 Paul Brook <paul@codesourcery.com>
3328 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3330 2008-03-12 Paul Brook <paul@codesourcery.com>
3332 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3333 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3334 (thumb2_addsi_shortim): Rename ...
3335 (thumb2_addsi_short): ... to this. Allow register operands.
3336 (thumb2_subsi_short): New pattern.
3337 (thumb2_one_cmplsi2_short,
3338 thumb2_negsi2_short): New patterns and peepholes.
3340 2008-03-12 Paul Brook <paul@codesourcery.com>
3342 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3344 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.md (int_cond): New code iterator.
3348 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3349 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3350 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3351 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3352 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3353 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3354 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3355 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3357 2008-03-12 Paul Brook <paul@codesourcery.com>
3359 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3360 instead of {arm,thumb}_compute_save_reg_mask.
3361 (output_return_instruction): Ditto.
3362 (thumb_unexpanded_epilogue): Ditto.
3363 (thumb1_expand_prologue): Ditto.
3364 (thumb1_output_function_prologue): Ditto.
3365 (arm_set_return_address): Ditto.
3366 (thumb_set_return_address): Ditto.
3367 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3368 regs to achieve stack alignment.
3369 (thumb1_compute_save_reg_mask): Fix compiler warning.
3370 (arm_output_epilogue): Use offsets->saved_regs_mask.
3371 Adjust stack pointer by poping call clobered registers.
3372 (arm_expand_prologue): Use offsets->saved_regs_mask.
3373 Adjust stack pointer by pushing extra registers.
3374 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3376 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3379 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3380 conversion to the operands of a multiplication.
3382 2008-03-12 Richard Guenther <rguenther@suse.de>
3384 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3385 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3386 * timevar.def (TV_TREE_PHIPROP): Add.
3387 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3388 pass description. Use TV_TREE_PHIPROP.
3389 * tree-ssa-forwprop.c: Remove phiprop code.
3391 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3394 * omp-low.c (maybe_lookup_decl): Constify first argument.
3395 (use_pointer_for_field): Change last argument from bool to
3396 omp_context *. Disallow shared copy-in/out in nested
3397 parallel if decl is shared in outer parallel too.
3398 (build_outer_var_ref, scan_sharing_clauses,
3399 lower_rec_input_clauses, lower_copyprivate_clauses,
3400 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3402 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3403 Ira Rosen <irar@il.ibm.com>
3405 * tree-vectorizer.c (free_stmt_vec_info): New function.
3406 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3407 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3408 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3409 * tree-vect-transform.c (vectorizable_conversion): Free
3410 vec_oprnds0 if it was allocated.
3411 (vect_permute_store_chain): Remove unused VECs.
3412 (vectorizable_store): Free VECs that are allocated in the..
3414 (vect_transform_strided_load, vectorizable_load): Likewise.
3415 (vect_remove_stores): Simplify the code.
3416 (vect_transform_loop): Move code to vect_remove_stores().
3417 Call vect_remove_stores() and free_stmt_vec_info().
3419 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3421 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3422 TARGET_HPUX. Revise comment.
3423 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3424 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3425 Use sr4 variant of `be' instruction when not generating PIC code.
3426 (attr_length_call): Adjust for above change.
3428 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3430 * ipa-reference.c (static_execute): Remove module_statics_const and
3431 associated setting code.
3433 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3436 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3437 predicate for operand 1.
3438 (paritysi2_cmp): Use register_operand predicate for operand 2.
3439 Use earlyclobber modifier for operand 1. Remove support for
3441 (paritydi2_cmp): Use register_operand predicate for operand 3.
3442 Use earlyclobber modifier for operand 1. Remove support for
3445 2008-03-11 Paul Brook <paul@codesourcery.com>
3446 Vladimir Prus <vladimir@codesourcery.com>
3448 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3449 (arm_compute_save_reg0_reg12_mask): Always
3450 check if register 11 must be saved. Always safe hard frame pointer
3451 when frame_pointer_needeed.
3452 (arm_compute_save_reg_mask): Save IP and PC
3453 only with apcs frames.
3454 (arm_output_epilogue): Adjust Thumb2 codepath to
3455 be also invoked and work for ARM non-apcs frames.
3456 (arm_expand_prologue): Don't bother saving IP
3457 for non-apcs frame, since it's not clobbered by
3458 prologue code. Implement non-apcs frame
3461 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3463 PR rtl-optimization/35281
3464 * expr.c (convert_move): Use a new pseudo for the intermediate
3465 from_mode->word_mode result.
3467 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3469 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3470 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3471 * toplev.c (compile_file): Don't call it.
3473 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3476 * expr.c (store_expr): Call emit_block_move if the mode
3477 of "temp" RTX is BLKmode.
3479 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3480 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/31358
3483 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3484 the step with a NULL_TREE.
3485 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3486 to sizetype if type is a pointer type.
3487 (add_candidate_1): Don't convert the base and step to
3488 the generic type if the orginal type is a pointer type.
3489 (add_iv_value_candidates): Use sizetype for the step
3490 if type is a pointer type.
3491 (cand_value_at): Likewise.
3492 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3494 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3495 Don't convert the tem affine to the type.
3496 (add_elt_to_tree): Use sizetype for the step if a pointer.
3497 Use POINTER_PLUS_EXPR for pointers.
3498 (aff_combination_to_tree): Use sizetype for the step if a
3501 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3503 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3504 Remove commutativity hint.
3506 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3510 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3511 errorneous type. Check that v is a VAR_DECL.
3514 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3516 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3518 PR tree-optimization/35494
3519 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3520 may be overriden at link and run time.
3522 2008-03-10 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/34677
3525 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3526 (poolify_tree): Likewise.
3527 (modify_expr_template): Likewise.
3528 (poolify_modify_stmt): Likewise.
3529 (insert_fake_stores): Handle all component-ref style stores
3530 in addition to INDIRECT_REF. Also handle complex types.
3531 Do not poolify the inserted load.
3532 (realify_fake_stores): Do not rebuild the tree but only
3533 make it a SSA_NAME copy.
3534 (init_pre): Remove initialzation of modify_expr_template.
3535 Do not allocate modify_expr_node_pool.
3536 (fini_pre): Do not free modify_expr_node_pool.
3538 2008-03-10 Paul Brook <paul@codesourcery.com>
3540 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3543 2008-03-10 Paul Brook <paul@codesourcery.com>
3544 Mark Shinwell <shinwell@codesourcery.com>
3546 * config/arm/cortex-r4.md: New.
3547 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3549 * config/arm/arm.md: Include cortex-r4.md.
3550 (insn): Add smmls, sdiv and udiv values.
3551 (generic_sched): Don't use generic scheduling for Cortex-R4.
3552 (arm_issue_rate): New function.
3553 (TARGET_SCHED_ISSUE_RATE): Define.
3555 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3557 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3559 2008-03-10 Richard Guenther <rguenther@suse.de>
3561 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3562 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3564 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3566 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3567 Set default to true.
3569 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3571 * c.opt (Wsynth): Deprecate.
3572 * doc/invoke.texi (Option Summary, Warning Options): Document
3573 -Wno-format-contains-nul.
3575 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3578 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3579 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3581 2008-03-09 Ira Rosen <irar@il.ibm.com>
3583 * config/rs6000/rs6000.c (builtin_description): Rename vector
3584 left shift operations.
3585 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3586 (altivec_vsl<VI_char>): Rename to ...
3587 (ashl<mode>3): ... new name.
3588 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3590 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3592 2008-03-08 Richard Guenther <rguenther@suse.de>
3594 * coverage.h (tree_coverage_counter_addr): Declare.
3595 * coverage.c (tree_coverage_counter_addr): New function.
3596 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3598 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3599 (tree_gen_one_value_profiler): Likewise.
3600 (tree_gen_ic_profiler): Likewise.
3601 (tree_gen_average_profiler): Likewise.
3602 (tree_gen_ior_profiler): Likewise.
3604 2008-03-08 Richard Guenther <rguenther@suse.de>
3606 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3607 (vn_binary_op_insert): Likewise.
3608 (vn_unary_op_lookup): Likewise.
3609 (vn_unary_op_insert): Likewise.
3610 (vn_nary_op_lookup): Declare.
3611 (vn_nary_op_insert): Likewise.
3612 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3613 and binary hashes, use a single obstack for unary_op_pool
3615 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3616 a single struct vn_nary_op_s. Store tree code length and
3617 a variable number of operands.
3618 (struct vn_reference_op_struct): Remove unused op2.
3619 (vn_reference_op_eq): Do not compare op2.
3620 (vn_reference_op_compute_hash): Do not compute hash of op2.
3621 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3622 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3623 with vn_nary_op_compute_hash.
3624 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3625 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3627 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3629 (visit_unary_op): Call nary functions.
3630 (visit_binary_op): Likewise.
3631 (process_scc): Adjust for struct vn_tables_s changes.
3632 (allocate_vn_table): Likewise.
3633 (free_vn_table): Likewise.
3634 * tree-vn.c (vn_add): Call nary functions.
3635 (vn_lookup): Likewise.
3637 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3640 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3641 wdst back after sync_compare_and_swapqhi_internal.
3643 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3646 * config/i386/i386-modes.def (V1DI): New vector mode.
3647 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3648 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3649 (MMXMODE248): Ditto.
3650 (MMXMODE): Add V1DI mode.
3651 (mmxvecsize): Change DI mode to V1DI mode.
3652 ("mov<mode>): Use MMXMODEI8 mode iterator.
3653 ("*mov<mode>_internal_rex64"): Ditto.
3654 ("*mov<mode>_internal"): Ditto.
3655 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3656 ("mmx_sub<mode>3"): Ditto.
3657 ("mmx_adddi3"): Remove insn pattern.
3658 ("mmx_subdi3"): Ditto.
3659 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3660 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3661 ("mmx_ashl<mode>3"): Ditto.
3662 ("mmx_lshrdi3"): Remove insn pattern.
3663 ("mmx_ashldi3"): Ditto.
3664 * config/i386/i386.c (classify_argument): Handle V1DImode.
3665 (function_arg_advance_32): Ditto.
3666 (function_arg_32): Ditto.
3667 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3668 mmx_addv1di3 insn pattern.
3669 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3670 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3671 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3672 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3673 Remove definitions of built-in functions.
3674 (V1DI_type_node): New node.
3675 (v1di_ftype_v1di_int): Ditto.
3676 (v1di_ftype_v1di_v1di): Ditto.
3677 (v2si_ftype_v2si_si): Ditto.
3678 (v4hi_ftype_v4hi_di): Remove node.
3679 (v2si_ftype_v2si_di): Ditto.
3680 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3681 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3682 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3683 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3684 Add new builtins using def_builtin_const.
3685 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3686 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3687 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3688 * config/i386/mmintrin.h (__v1di): New typedef.
3689 (_mm_add_si64): Cast arguments to __v1di type.
3690 (_mm_sub_si64): Ditto.
3691 (_mm_sll_pi16): Cast __count to __v4hi type.
3692 (_mm_sll_pi32): Cast __count to __v2si type.
3693 (_mm_sll_si64): Cast arguments to __v1di type.
3694 (_mm_srl_pi16): Cast __count to __v4hi type.
3695 (_mm_srl_pi32): Cast __count to __v2si type.
3696 (_mm_srl_si64): Cast arguments to __v1di type.
3697 (_mm_sra_pi16): Cast __count to __v4hi type.
3698 (_mm_sra_pi32): Cast __count to __v2si type.
3699 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3700 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3701 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3702 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3703 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3704 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3705 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3706 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3707 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3708 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3709 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3710 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3712 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3714 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3716 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3719 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3720 reg+const addressing for Altivec modes. Don't generate reg+reg
3721 addressing for TFmode or TDmode quantities.
3723 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3725 * c-common.c (vector_types_convertible_p): Call langhook
3726 instead of comptypes.
3728 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3731 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3732 integral and scalar float variables which have a
3735 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3737 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3738 dwarf_register_span hook when emitting unwind information for
3739 register-to-memory saves.
3740 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3741 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3743 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3745 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3746 for the same VAR_DECL.
3748 2008-03-06 Tom Tromey <tromey@redhat.com>
3751 * doc/standards.texi (Standards): Don't mention treelang.
3752 * doc/invoke.texi (Overall Options): Don't mention treelang.
3753 * doc/install.texi (Prerequisites): Don't mention bison or
3755 (Configuration): Don't mention treelang.
3756 (Building): Likewise.
3757 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3759 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3761 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3762 word-extractions out of a multi-word object.
3764 2008-03-06 Richard Guenther <rguenther@suse.de>
3766 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3767 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3768 result type and precision.
3769 * expr.c (get_inner_reference): Set unsignedp based on the result
3770 type of BIT_FIELD_REF.
3771 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3772 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3773 (try_instantiate_multiple_fields): Likewise. Use the correct type
3775 (sra_build_assignment): Likewise.
3776 (sra_build_elt_assignment): Likewise.
3777 (sra_explode_bitfield_assignment): Likewise.
3778 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3779 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3780 set BIT_FIELD_REF_UNSIGNED.
3781 (vectorizable_load): Likewise.
3783 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3785 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3788 2008-03-06 Richard Guenther <rguenther@suse.de>
3790 * alias.c (struct alias_set_entry): Move has_zero_child field
3791 to pack with alias_set.
3793 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3795 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3798 2008-03-05 Ian Lance Taylor <iant@google.com>
3800 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3802 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3804 * fwprop.c (update_df): Support width and offset parameters of
3806 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3807 global_conflicts): Change DF_REF_EXTRACT to either
3808 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3809 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3810 * df-scan.c (df_ref_record, df_defs_record,
3811 df_ref_create_structure, df_def_record_1, df_uses_record,
3812 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3813 df_bb_refs_collect, df_entry_block_defs_collect,
3814 df_exit_block_uses_collect): Support new width and offset fields.
3815 (ref_extract_pool): New storage pool.
3816 (df_free_ref): New function.
3817 (df_reg_chain_unlink, df_free_collection_rec,
3818 df_sort_and_compress_refs): Call df_free_ref.
3819 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3821 (df_ref_create_structure): Allocate df_ref_extract if offset and
3822 width fields are used.
3823 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3824 (df_uses_record): Get offset and width from ZERO_EXTRACT
3826 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3827 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3828 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3829 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3830 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3831 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3832 (df_ref_extract): New structure.
3833 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3834 (df_ref_create): Add width and offset parameters.
3836 2008-03-05 Richard Guenther <rguenther@suse.de>
3838 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3839 Use ranges_overlap_p.
3840 (offset_overlaps_with_access): Rename
3841 to ranges_overlap_p and move ...
3842 * tree-flow-inline.h (ranges_overlap_p): ... here.
3844 * tree.h (get_inner_reference, handled_component_p): Update
3847 * tree.h (record_component_aliases, get_alias_set,
3848 alias_sets_conflict_p, alias_sets_must_conflict_p,
3849 objects_must_conflict_p): Move declarations ...
3850 * alias.h (record_component_aliases, get_alias_set,
3851 alias_sets_conflict_p, alias_sets_must_conflict_p,
3852 objects_must_conflict_p): ... here.
3853 Include coretypes.h.
3854 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3856 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3858 * cfg.c: Include tree-flow.h.
3859 (remove_edge_raw): Call redirect_edge_var_map_clear.
3860 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3861 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3862 (redirect_edge_var_map_result): New.
3863 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3864 PENDING_STMT use with redirect_edge_var_map_*.
3865 * tree-ssa.c (edge_var_maps): New definition.
3866 (redirect_edge_var_map_add): New.
3867 (redirect_edge_var_map_clear): New.
3868 (redirect_edge_var_map_dup): New.
3869 (redirect_edge_var_map_vector): New.
3870 (redirect_edge_var_map_destroy): New.
3871 (ssa_redirect_edge): Replace PENDING_STMT use with
3872 redirect_edge_var_map_*.
3873 (flush_pending_stmts): Same.
3874 (delete_tree_ssa): Destroy edge var map.
3875 * tree-flow.h (struct _edge_var_map): New.
3876 Define edge_var_map vector type.
3877 Declare redirect_edge_var_map_* prototypes.
3878 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3879 * tree-cfg.c (reinstall_phi_args): Replace
3880 PENDING_STMT use with redirect_edge_var_map_*.
3882 2008-03-05 Richard Guenther <rguenther@suse.de>
3884 PR tree-optimization/35472
3885 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3886 whose single use_stmt has a overlapping set of loaded and
3887 stored symbols as that use_stmt might be a noop assignment then.
3889 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3891 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3893 2008-03-05 Richard Guenther <rguenther@suse.de>
3896 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3897 should be constants.
3898 * tree-cfg.c (verify_expr): Verify it.
3899 * fold-const.c (fold_truthop): Remove code generating
3900 BIT_FIELD_REFs of structure bases.
3901 (fold_binary): Likewise.
3902 (fold_ternary): Position and size of BIT_FIELD_REFs are
3903 always host integers.
3904 (make_bit_field_ref): Remove.
3905 (optimize_bit_field_compare): Remove.
3906 (all_ones_mask_p): Remove.
3908 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3911 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3912 (split_block_and_df_analyze): New. Split basic block and rebuild
3914 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3916 (split_pattern_seq): Likewise.
3917 (erase_matching_seqs): Likewise.
3918 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3920 2008-03-04 Geoff Keating <geoffk@apple.com>
3922 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3923 declaration and code.
3924 (tree_invalid_nonnegative_warnv_p): Likewise.
3926 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3928 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3929 examples. Truncate option-names then causing overfull hbox.
3931 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3934 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3936 * configure: Rebuilt.
3938 2008-03-04 Rafael Espindola <espindola@google.com>
3940 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3941 (tree_unary_nonnegative_warnv_p): New.
3942 (tree_binary_nonnegative_warnv_p): New.
3943 (tree_single_nonnegative_warnv_p): New.
3944 (tree_invalid_nonnegative_warnv_p): New.
3945 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3947 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3950 * opts.c (handle_option): Postpone 'unknown option' errors only for
3953 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3956 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3959 2008-03-04 Rafael Espindola <espindola@google.com>
3961 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3962 (tree_binary_nonzero_warnv_p): New.
3963 (tree_single_nonzero_warnv_p): New.
3964 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3966 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3969 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3970 transformations for modes that have signed zeros.
3971 * ifcvt.c (noce_try_abs): Ditto.
3973 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3975 * config/i386/i386.c (override_options): Force
3976 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3978 2008-03-04 Jan Hubicka <jh@suse.cz>
3981 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3984 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3986 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3987 label to probe the stack.
3989 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3991 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3992 (__gthr_win32_mutex_destroy): Declare.
3993 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3994 __gthr_win32_mutex_destroy.
3995 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3997 2008-03-03 Jan Hubicka <jh@suse.cz>
4000 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4001 aggressive on inlining cold calls.
4003 2008-03-03 Richard Guenther <rguenther@suse.de>
4005 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4006 struct copies into the expression table.
4007 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4008 (try_to_simplify): Likewise.
4009 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4010 integral and pointer arguments which do not change the
4011 precision to NOP_EXPRs.
4012 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4013 VIEW_CONVERT_EXPR case.
4015 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4017 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4018 defined in a loop at depth 0 is invariant.
4019 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4020 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4021 be called at loop depth 0.
4023 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4026 * gcc.c (process_command): Update copyright notice dates.
4027 * gcov.c (print_version): Likewise.
4028 * gcov-dump.c (print_version): Likewise.
4029 * mips-tfile.c (main): Likewise.
4030 * mips-tdump.c (main): Likewise.
4032 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4035 * c-common.c (flag_permissive): Delete.
4036 (constant_expression_warnings): Check flags first.
4037 (constant_expression_error): New.
4038 * c-common.h (flag_permissive): Delete.
4039 (constant_expression_error): Declare.
4040 * flags.h (flag_permissive): Declare. Update description.
4041 * diagnostic.c (pedwarn): Update.
4043 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4044 (permissive_error_kind): New.
4045 * toplev.c (flag_permissive): Define. Update description.
4046 * toplev.h (permissive_error_kind): Declare.
4047 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4048 (pedwarn_c90): Use pedantic_warning_kind.
4049 * c-opts.c (c_common_post_options): flag_permissive does not affect
4050 flag_pedantic_errors.
4052 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4054 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4055 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4056 __absvsi2, __absvDI2): Use unsigned arithmetic.
4058 2008-03-02 Andi Kleen <ak@suse.de>
4059 Richard Guenther <rguenther@suse.de>
4061 * struct-equiv.c: Remove file.
4062 * cfg_cleanup.c (condjump_equiv_p): Remove.
4063 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4064 (struct-equiv.o): Remove rule.
4065 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4066 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4067 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4069 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4071 * ifcvt.c (noce_process_if_block): Try to handle only the then
4072 block if the else block exists but isn't suitable.
4074 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4077 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4078 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4079 regression from previous patch.
4081 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4084 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4086 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4087 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4088 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4089 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4090 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4091 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4092 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4093 (__gthread_mutex_destroy_function): Rename to
4094 __gthread_mutex_destroy.
4095 * gthr-dce.h (__gthread_mutex_destroy): Call
4096 pthread_mutex_destroy.
4097 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4098 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4099 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4101 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4103 * df-scan.c (df_ref_chain_change_bb): Simplify.
4104 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4105 set_block_for_insn if there's any change.
4106 * df.h ((df_insn_change_bb): Fix prototype.
4107 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4108 df_insn_change_bb, don't call set_block_for_insn.
4109 * emit-rtl.c (reorder_insns): Likewise.
4110 * haifa-sched.c (move_insn): Likewise.
4112 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4114 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4116 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4118 * tree-flow-inline.h (next_readonly_imm_use): Return
4119 NULL_USE_OPERAND_P after the end.
4121 2008-03-01 Richard Guenther <rguenther@suse.de>
4123 PR tree-optimization/35411
4124 * tree-sra.c (sra_build_assignment): Split conversion to
4125 final type to a separate statement if we are not assigning
4128 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4130 * fold-const.c (fold_convertible_p): Correct the logic to follow
4131 that in fold_convert().
4133 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4136 * tree-inline.c (build_duplicate_type): When we make a
4137 duplicate type, make it unique in the canonical types system.
4139 2008-02-29 Tom Tromey <tromey@redhat.com>
4141 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4142 input_file_stack_history, input_file_stack_restored): Remove.
4143 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4144 * input.h (struct file_stack): Remove.
4145 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4146 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4148 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4150 (diagnostic_last_module_changed): Add 'map' argument.
4151 (diagnostic_set_last_function): Likewise.
4152 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4153 line map, not input_file_stack.
4154 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4156 2008-02-29 Paul Brook <paul@codesourcery.com>
4158 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4160 2008-02-29 Paul Brook <paul@codesourcery.com>
4162 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4164 2008-02-29 Richard Guenther <rguenther@suse.de>
4166 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4168 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4169 value for comparing for a store match.
4170 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4171 (try_to_simplify): Do not do a full-blown reference lookup.
4173 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4175 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4176 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4178 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4180 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4182 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4183 strides against cache sizes.
4185 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4187 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4190 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4192 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4193 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4194 is smaller than the original promoted value.
4195 (simplify_subreg): If OP is a SUBREG, try to preserve its
4196 SUBREG_PROMOTED_VAR_P information.
4198 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4200 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4201 (VN_INFO_GET): Allocate new objects on the obstack.
4202 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4203 for rpo_numbers_temp, for consistency.
4204 (free_scc_vn): Free the obstack.
4206 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4208 * doc/invoke.texi: Document -ftree-loop-distribution.
4209 * tree-loop-distribution.c: New.
4210 * tree-pass.h (pass_loop_distribution): New.
4211 * graphds.h (struct graph): Add htab_t indices.
4212 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4213 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4214 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4215 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4216 * tree-data-ref.c (debug_data_dependence_relations): New.
4217 (dump_data_dependence_relation): Also print data references.
4218 (free_data_ref): Extern.
4219 (same_access_functions): Moved...
4220 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4221 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4222 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4223 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4224 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4225 (stmts_from_loop): Skip LABEL_EXPR.
4226 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4228 (build_rdg): Initialize rdg->indices htab.
4229 (free_rdg, stores_from_loop, ref_base_address,
4230 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4231 have_similar_memory_accesses_1, ref_base_address_1,
4232 remove_similar_memory_refs): New.
4233 * tree-data-ref.h: Depend on tree-chrec.h.
4234 (debug_data_dependence_relations, free_data_ref): Declared.
4235 (same_access_functions): ... here.
4236 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4238 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4239 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4240 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4241 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4242 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4243 rdg_vertex_for_stmt): Declared.
4244 (struct rdg_edge): Add level.
4246 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4247 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4249 (rdg_has_similar_memory_accesses): New.
4250 * tree-vect-analyze.c: Remove unused static decls.
4251 * lambda.h (dependence_level): New.
4252 * common.opt (ftree-loop-distribution): New.
4253 * tree-flow.h (mark_virtual_ops_in_bb,
4254 slpeel_tree_duplicate_loop_to_edge_cfg,
4255 rename_variables_in_loop): Declared.
4256 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4257 (OBJS-common): Add tree-loop-distribution.o.
4258 (tree-loop-distribution.o): New rule.
4259 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4260 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4261 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4263 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4266 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4267 other than structures and unions.
4269 2008-02-28 Richard Guenther <rguenther@suse.de>
4272 2008-02-26 Richard Guenther <rguenther@suse.de>
4274 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4275 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4276 (lookup_decl_from_uid): Declare.
4277 (remove_decl_from_map): Likewise.
4278 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4279 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4280 (decl_for_uid_map): New global hashtable mapping DECL_UID
4282 (init_ttree): Allocate it.
4283 (insert_decl_to_uid_decl_map): New helper function.
4284 (make_node_stat): Insert new decls into the map.
4285 (copy_node_stat): Likewise.
4286 (lookup_decl_from_uid): New function.
4287 (remove_decl_from_map): Likewise.
4288 (print_decl_for_uid_map_statistics): New helper.
4289 (dump_tree_statistics): Call it.
4291 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4292 (referenced_var_iterator): Adjust.
4293 (FOR_EACH_REFERENCED_VAR): Adjust.
4294 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4295 (num_referenced_vars): Adjust.
4296 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4297 (first_referenced_var): Remove.
4298 (end_referenced_vars_p): Likewise.
4299 (next_referenced_var): Likewise.
4300 (referenced_var_iterator_set): New helper function.
4301 * tree-dfa.c (referenced_var_lookup): Adjust.
4302 (referenced_var_check_and_insert): Likewise.
4303 (remove_referenced_var): Likewise.
4304 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4305 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4306 (verify_call_clobbering): Likewise.
4307 (verify_memory_partitions): Likewise.
4308 (init_tree_ssa): Allocate bitmap instead of hashtable for
4310 (delete_tree_ssa): Adjust.
4311 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4312 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4313 (compute_tag_properties): Likewise.
4314 (set_initial_properties): Likewise.
4315 (find_partition_for): Likewise.
4316 (update_reference_counts): Likewise.
4317 (dump_may_aliases_for): Likewise.
4318 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4319 (add_call_clobber_ops): Likewise.
4320 (add_call_read_ops): Likewise.
4321 (get_asm_expr_operands): Likewise.
4322 * tree-into-ssa.c (dump_decl_set): Likewise.
4323 (update_ssa): Likewise.
4324 * tree-sra.c (scan_function): Likewise.
4325 (decide_instantiations): Likewise.
4326 (scalarize_parms): Likewise.
4327 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4328 (dsa_named_for): Likewise.
4329 * tree-ssa-structalias.c (update_alias_info): Likewise.
4330 (merge_smts_into): Likewise.
4332 2008-02-27 David Daney <ddaney@avtrex.com>
4335 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4336 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4337 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4338 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4339 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4341 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4344 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4345 (BUILT_IN_NEXTTOWARD): Remove.
4346 (BUILT_IN_NEXTTOWARDF): Ditto.
4347 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4348 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4350 2008-02-27 Tom Tromey <tromey@redhat.com>
4352 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4353 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4355 2008-02-27 Jan Beulich <jbeulich@novell.com>
4357 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4358 update the respective field on newdecl.
4360 2008-02-27 Revital Eres <eres@il.ibm.com>
4362 PR rtl-optimization/34999
4363 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4364 crossing edges that ends with a call insn.
4365 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4366 call insn and clear the EDGE_CROSSING flag of the crossing edge
4367 when fixing fallthru edges.
4369 2008-02-27 Richard Guenther <rguenther@suse.de>
4372 * fold-const.c (fold_unary): Return the correct argument,
4373 converted to the result type.
4375 2008-02-27 Richard Guenther <rguenther@suse.de>
4378 * expr.c (expand_expr_real_1): Assert on rotates that operate
4380 * fold-const.c (fold_binary): Use the types precision, not the
4381 bitsize of the mode if folding rotate expressions. Build rotates
4382 only for full modes.
4384 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4386 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4388 * c-pragma.c (pragma_ns_name): New typedef.
4389 (registered_pp_pragmas): New variable.
4390 (c_pp_lookup_pragma): New function.
4391 (c_register_pragma_1): If flag_preprocess_only, do nothing
4392 for non-expanded pragmas, for expanded ones push pragma's
4393 namespace and name into registered_pp_pragmas vector.
4394 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4395 flag_preprocess_only, don't register GCC pch_preprocess
4396 pragma if flag_preprocess_only.
4397 * c-opts.c (c_common_init): Call init_pragma even if
4398 flag_preprocess_only.
4399 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4400 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4401 cpp_register_pragma if flag_preprocess_only.
4403 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4406 * c-parser.c (c_parser_translation_unit): Warn for empty
4407 translation unit, not empty source file.
4409 2008-02-26 Paul Brook <paul@codesourcery.com>
4411 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4412 operand for Thumb-2.
4413 * config/arm/arm.h (reg_class): Add CORE_REGS.
4414 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4415 (BASE_REG_CLASS): Use CORE_REGS.
4416 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4417 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4418 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4419 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4420 ARM_REGNO_OK_FOR_INDEX_P.
4421 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4422 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4423 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4424 (ldm/stm peepholes): Ditto.
4425 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4426 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4427 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4428 * config/arm/constraints.md: Enable "k" constraint on ARM.
4430 2008-02-27 Ben Elliston <bje@au.ibm.com>
4432 * config/rs6000/rs6000.c: Annotate cache line size field in all
4433 instances of struct processor_costs.
4435 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4437 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4438 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4439 jump_bypass): New counters.
4440 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4441 * dce.c (gate_ud_dce): Same.
4442 (gate_fast_dce): Same.
4443 * dse.c (gate_dse1): New function.
4444 (gate_dse2): New function.
4445 (gate_dse): Merge results of new gate functions.
4446 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4447 (gate_handle_jump_bypass): Add dbg_cnt.
4448 (gate_handle_gcse): Add dbg_cnt.
4449 * ifcvt.c (gate_handle_if_conversion): Same.
4450 (gate_handle_if_after_combine): Same.
4451 (gate_handle_if_after_reload): Same.
4452 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4454 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4456 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4458 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4460 2008-02-26 Jason Merrill <jason@redhat.com>
4463 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4464 alone if it's the naming decl for the type's main variant.
4466 2008-02-26 Tom Tromey <tromey@redhat.com>
4468 * system.h (USE_MAPPED_LOCATION): Poison.
4469 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4470 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4471 (make_goto_expr_edges): Likewise.
4472 (remove_bb): Likewise.
4473 (execute_warn_function_return): Likewise.
4474 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4476 * c-common.c (fname_decl): Remove old location code.
4477 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4479 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4481 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4482 (gen_rtx_ASM_INPUT): Likewise.
4483 (gen_rtx_ASM_INPUT_loc): Likewise.
4484 (get_rtx_asm_OPERANDS): Remove.
4485 * cfglayout.c (insn_locators_alloc): Remove old location code.
4486 (set_curr_insn_source_location): Likewise.
4487 (curr_insn_locator): Likewise.
4488 * print-tree.c (print_node): Remove old location code.
4489 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4490 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4491 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4492 location_from_locus.
4493 (construct_exit_block): Remove old location code.
4494 * emit-rtl.c (force_next_line_note): Remove old location code.
4495 * profile.c (branch_prob): Remove old location code.
4496 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4497 LOC_LINE): Remove old-location variants.
4498 * langhooks.c (lhd_print_error_function): Remove old location
4500 * configure, config.in: Rebuilt.
4501 * configure.ac (--enable-mapped-location): Remove.
4502 * c-decl.c (c_init_decl_processing): Remove old location code.
4503 (finish_function): Likewise.
4504 * recog.c (decode_asm_operands): Remove old location code.
4505 * c-pch.c (c_common_read_pch): Remove old location code.
4506 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4508 * gimple-low.c (lower_function_body): Remove old location code.
4509 * toplev.c (unknown_location): Remove.
4510 (push_srcloc): Remove old-location variant.
4511 (process_options): Remove old location code.
4512 (lang_dependent_init): Likewise.
4513 * input.h (UNKNOWN_LOCATION): Move definition.
4514 (location_t): Undeprecate.
4515 (source_locus): Remove.
4516 (location_from_locus): Remove.
4517 (struct location_s): Remove.
4518 Remove all old-location code.
4519 (input_line, input_filename): Remove.
4520 * final.c (final_scan_insn): Remove old location code.
4521 * diagnostic.c (diagnostic_build_prefix): Remove
4522 USE_MAPPED_LOCATION test.
4523 * tree.h (gimple_stmt) <locus>: Now a location_t.
4524 (tree_exp) <locus>: Likewise.
4525 (DECL_IS_BUILTIN): Remove old-location variant.
4526 (annotate_with_file_line, annotate_with_locus): Likewise.
4527 (expr_locus, set_expr_locus): Update.
4528 * tree.c (build1_stat): Remove old location code.
4529 (last_annotated_node): Remove.
4530 (annotate_with_file_line): Remove old-location variant.
4531 (annotate_with_locus): Likewise.
4532 (expr_location): Remove old location code.
4533 (set_expr_location): Likewise.
4534 (expr_has_location): Likewise.
4535 (expr_locus): Likewise.
4536 (set_expr_locus): Likewise.
4537 (expr_filename): Don't use location_from_locus.
4538 (expr_lineno): Likewise.
4539 * rtl-error.c (location_for_asm): Remove old location code.
4540 * c-lex.c (cb_line_change): Remove old location code.
4541 (fe_file_change): Likewise.
4542 (cb_def_pragma): Likewise.
4543 (c_lex_with_flags): Likewise.
4544 * gengtype.c (do_typedef): Don't special-case location types.
4545 (define_location_structures): Remove.
4546 (main): Don't call define_location_structures.
4547 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4550 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4553 * builtins.def (BUILT_IN_STDARG_START): Remove.
4554 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4555 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4556 * tree-inline.c (inline_forbidden_p_1): Likewise.
4558 2008-02-26 Richard Guenther <rguenther@suse.de>
4560 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4561 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4562 (lookup_decl_from_uid): Declare.
4563 (remove_decl_from_map): Likewise.
4564 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4565 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4566 (decl_for_uid_map): New global hashtable mapping DECL_UID
4568 (init_ttree): Allocate it.
4569 (insert_decl_to_uid_decl_map): New helper function.
4570 (make_node_stat): Insert new decls into the map.
4571 (copy_node_stat): Likewise.
4572 (lookup_decl_from_uid): New function.
4573 (remove_decl_from_map): Likewise.
4574 (print_decl_for_uid_map_statistics): New helper.
4575 (dump_tree_statistics): Call it.
4577 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4578 (referenced_var_iterator): Adjust.
4579 (FOR_EACH_REFERENCED_VAR): Adjust.
4580 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4581 (num_referenced_vars): Adjust.
4582 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4583 (first_referenced_var): Remove.
4584 (end_referenced_vars_p): Likewise.
4585 (next_referenced_var): Likewise.
4586 (referenced_var_iterator_set): New helper function.
4587 * tree-dfa.c (referenced_var_lookup): Adjust.
4588 (referenced_var_check_and_insert): Likewise.
4589 (remove_referenced_var): Likewise.
4590 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4592 (verify_call_clobbering): Likewise.
4593 (verify_memory_partitions): Likewise.
4594 (init_tree_ssa): Allocate bitmap instead of hashtable for
4596 (delete_tree_ssa): Adjust.
4597 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4599 (compute_tag_properties): Likewise.
4600 (set_initial_properties): Likewise.
4601 (find_partition_for): Likewise.
4602 (update_reference_counts): Likewise.
4603 (dump_may_aliases_for): Likewise.
4604 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4605 (add_call_clobber_ops): Likewise.
4606 (add_call_read_ops): Likewise.
4607 (get_asm_expr_operands): Likewise.
4608 * tree-into-ssa.c (dump_decl_set): Likewise.
4609 (update_ssa): Likewise.
4610 * tree-sra.c (scan_function): Likewise.
4611 (decide_instantiations): Likewise.
4612 (scalarize_parms): Likewise.
4613 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4614 (dsa_named_for): Likewise.
4615 * tree-ssa-structalias.c (update_alias_info): Likewise.
4616 (merge_smts_into): Likewise.
4618 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4621 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4622 * c-opts.c (c_common_handle_option): Wall enables
4623 Wvolatile-register-var.
4624 * common.opt: Move Wvolatile-register-var to...
4627 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4629 * common.opt (Wlarger-than=): New.
4630 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4632 * opts.c (common_handle_option): Handle -Wlarger-than=.
4633 * optc-gen.awk: Likewise.
4634 * opth-gen.awk: Likewise.
4635 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4636 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4638 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4640 * c-common.c (match_case_to_enum_1): Add appropriate
4641 OPT_W* parameter to warning.
4642 (c_do_switch_warnings): Likewise.
4643 * c-typeck.c (warning_init): Add one more parameter following
4645 (push_init_level): Update call to warning_init.
4646 (pop_init_level): Likewise.
4647 (add_pending_init): Likewise.
4648 (output_init_element: Likewise.
4650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4653 * toplev.c (toplev_main): If there are warnings or error, print
4654 errors for ignored options.
4655 * opts.c (ignored_options): New static variable.
4656 (postpone_unknown_option_error): New.
4657 (print_ignored_options): New.
4658 (handle_option): Postpone errors for unknown -Wno-* options.
4659 * opts.h (print_ignored_options): Declare.
4661 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4663 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4666 2008-02-25 Richard Guenther <rguenther@suse.de>
4669 2008-02-25 Richard Guenther <rguenther@suse.de>
4671 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4672 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4673 (lookup_decl_from_uid): Declare.
4674 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4675 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4676 (decl_for_uid_map): New global hashtable mapping DECL_UID
4678 (init_ttree): Allocate it.
4679 (insert_decl_to_uid_decl_map): New helper function.
4680 (make_node_stat): Insert new decls into the map.
4681 (copy_node_stat): Likewise.
4682 (lookup_decl_from_uid): New function.
4683 (print_decl_for_uid_map_statistics): New helper.
4684 (dump_tree_statistics): Call it.
4686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4687 (referenced_var_iterator): Adjust.
4688 (FOR_EACH_REFERENCED_VAR): Adjust.
4689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4690 (num_referenced_vars): Adjust.
4691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4692 (first_referenced_var): Remove.
4693 (end_referenced_vars_p): Likewise.
4694 (next_referenced_var): Likewise.
4695 (referenced_var_iterator_set): New helper function.
4696 * tree-dfa.c (referenced_var_lookup): Adjust.
4697 (referenced_var_check_and_insert): Likewise.
4698 (remove_referenced_var): Likewise.
4699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4701 (verify_call_clobbering): Likewise.
4702 (verify_memory_partitions): Likewise.
4703 (init_tree_ssa): Allocate bitmap instead of hashtable for
4705 (delete_tree_ssa): Adjust.
4706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4708 (compute_tag_properties): Likewise.
4709 (set_initial_properties): Likewise.
4710 (find_partition_for): Likewise.
4711 (update_reference_counts): Likewise.
4712 (dump_may_aliases_for): Likewise.
4713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4714 (add_call_clobber_ops): Likewise.
4715 (add_call_read_ops): Likewise.
4716 (get_asm_expr_operands): Likewise.
4717 * tree-into-ssa.c (dump_decl_set): Likewise.
4718 (update_ssa): Likewise.
4719 * tree-sra.c (scan_function): Likewise.
4720 (decide_instantiations): Likewise.
4721 (scalarize_parms): Likewise.
4722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4723 (dsa_named_for): Likewise.
4724 * tree-ssa-structalias.c (update_alias_info): Likewise.
4725 (merge_smts_into): Likewise.
4727 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4730 * doc/invoke.texi (-fcx-limited-range): Document new option.
4731 * toplev.c (process_options): Handle -fcx-fortran-rules.
4732 * common.opt: Add documentation for -fcx-fortran-rules.
4734 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4737 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4738 actual behaviour and C99.
4740 2008-02-26 Ben Elliston <bje@au.ibm.com>
4742 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4743 (ASM_CPU_POWER6_SPEC): Likewise.
4744 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4745 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4746 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4748 2008-02-25 Richard Guenther <rguenther@suse.de>
4750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4752 (lookup_decl_from_uid): Declare.
4753 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4754 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4755 (decl_for_uid_map): New global hashtable mapping DECL_UID
4757 (init_ttree): Allocate it.
4758 (insert_decl_to_uid_decl_map): New helper function.
4759 (make_node_stat): Insert new decls into the map.
4760 (copy_node_stat): Likewise.
4761 (lookup_decl_from_uid): New function.
4762 (print_decl_for_uid_map_statistics): New helper.
4763 (dump_tree_statistics): Call it.
4765 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4766 (referenced_var_iterator): Adjust.
4767 (FOR_EACH_REFERENCED_VAR): Adjust.
4768 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4769 (num_referenced_vars): Adjust.
4770 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4771 (first_referenced_var): Remove.
4772 (end_referenced_vars_p): Likewise.
4773 (next_referenced_var): Likewise.
4774 (referenced_var_iterator_set): New helper function.
4775 * tree-dfa.c (referenced_var_lookup): Adjust.
4776 (referenced_var_check_and_insert): Likewise.
4777 (remove_referenced_var): Likewise.
4778 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4780 (verify_call_clobbering): Likewise.
4781 (verify_memory_partitions): Likewise.
4782 (init_tree_ssa): Allocate bitmap instead of hashtable for
4784 (delete_tree_ssa): Adjust.
4785 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4786 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4787 (compute_tag_properties): Likewise.
4788 (set_initial_properties): Likewise.
4789 (find_partition_for): Likewise.
4790 (update_reference_counts): Likewise.
4791 (dump_may_aliases_for): Likewise.
4792 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4793 (add_call_clobber_ops): Likewise.
4794 (add_call_read_ops): Likewise.
4795 (get_asm_expr_operands): Likewise.
4796 * tree-into-ssa.c (dump_decl_set): Likewise.
4797 (update_ssa): Likewise.
4798 * tree-sra.c (scan_function): Likewise.
4799 (decide_instantiations): Likewise.
4800 (scalarize_parms): Likewise.
4801 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4802 (dsa_named_for): Likewise.
4803 * tree-ssa-structalias.c (update_alias_info): Likewise.
4804 (merge_smts_into): Likewise.
4806 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4809 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4810 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4811 * alias.h (nonoverlapping_memrefs_p): Likewise.
4813 2008-02-25 Jan Beulich <jbeulich@novell.com>
4815 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4816 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4817 __emultls_get_address, __emultls_register_common,
4818 __floatundi?f, and _Unwind_GetIPInfo.
4819 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4820 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4821 (gen_regparm_prefix): Likewise.
4822 (i386_nlm_encode_section_info): Sync with
4823 config/i386/winnt.c:i386_pe_encode_section_info().
4824 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4825 i386_nlm_mangle_decl_assembler_name): New.
4826 (netware_override_options): New.
4827 * config/i386/netware.h (netware_override_options): Declare.
4828 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4829 (i386_nlm_mangle_decl_assembler_name): Declare.
4830 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4832 2008-02-25 Ben Elliston <bje@au.ibm.com>
4835 * c-decl.c (grokdeclarator): Remove unused local variables
4836 `typedef_type' and `type_as_written'.
4838 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4839 unused local variable `has_hot_blocks'.
4840 (fix_crossing_conditional_branches): Remove unused local variable
4843 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4846 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4847 using DEF_C99_BUILTIN.
4848 (BUILT_IN_NANF): Ditto.
4849 (BUILT_IN_NANL): Ditto.
4851 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4852 Revital Eres <eres@il.ibm.com>
4854 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4855 regarding the order of two dependent insns in the same row.
4857 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4859 * stor-layout.c (layout_decl): Do not bump the alignment of a
4860 bit-field to more than byte alignment if it is packed.
4862 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4864 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4867 2008-02-24 Diego Novillo <dnovillo@google.com>
4869 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4872 * tree-vrp.c (vrp_evaluate_conditional): With
4873 -Wtype-limits, emit a warning when comparing against a
4874 constant outside the natural range of OP0's type.
4875 * c.opt (Wtype-limits): Move ...
4876 * common.opt (Wtype-limits): ... here.
4878 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4880 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4881 * config/rs6000/e300c2c3.md: New file.
4882 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4884 (rs6000_override_options): Add e300c2 and e300c3 cases to
4885 processor_target_table. Do not allow usage of Altivec or Spe
4886 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4887 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4888 * config/rs6000/rs6000.h (processor_type): Add
4889 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4890 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4891 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4892 and ppce300c3. Include e300c2c3.md.
4894 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4896 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4897 instead of TARGET_STRICT_ALIGN.
4899 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4901 * explow.c (memory_address): Assert that the generated address is
4904 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4907 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4908 * config/darwin-ppc-ldouble-patch.def: New file.
4909 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4910 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4911 SUBTARGET_INIT_BUILTINS if defined.
4912 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4915 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4918 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4919 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4921 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4924 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4925 file" warning condtional on -Winvalid-PCH.
4927 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4929 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4931 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4935 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4936 prevent reload from using MMX registers.
4937 (*mov<mode>_internal): Ditto.
4938 (*movv2sf_internal_rex64): Ditto.
4939 (*movv2sf_internal): Ditto.
4941 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4943 PR documentation/31569
4944 * doc/install.texi2html: Use makeinfo --no-number-sections.
4946 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4948 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4949 ensure that we can address an entire entity > 8 bytes. Don't
4950 generate reg+reg addressing for such data.
4952 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4954 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4955 strings when optimizing for size, unless the target cares about
4958 2008-02-22 Tom Tromey <tromey@redhat.com>
4960 * regclass.c (current_pass): Remove declaration.
4962 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4964 * config/avr/libgcc.S (__RAMPZ__): Define.
4965 (__do_copy_data): Add for devices with 128KB code memory.
4967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4969 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4971 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4973 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4975 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4978 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4981 * c-typeck.c (build_binary_op): Warn about floating point
4982 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4984 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4987 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4988 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4990 (rs6000_override_options): Set altivec_abi as default, not override,
4991 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4992 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4993 is used; use new member spe_abi.
4994 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4995 spe_abi and altivec_abi.
4997 2008-02-22 Tomas Bily <tbily@suse.cz>
4999 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5001 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5004 * config.build (build_file_translate): Set to `CMD //c' only if
5006 * Makefile.in (build_file_translate): Improve comment.
5008 2008-02-21 Jan Hubicka <jh@suse.cz>
5010 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5011 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5012 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5014 2008-02-21 Michael Matz <matz@suse.de>
5017 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5019 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5021 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5022 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5024 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5025 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5026 SSE_VEC_FLOAT_MODE_P as insn constraint.
5027 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5028 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5029 sse4a_movntdf using MODEF mode iterator.
5030 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5031 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5032 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5033 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5034 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5035 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5036 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5038 2008-02-21 Richard Guenther <rguenther@suse.de>
5040 * tree.def (PAREN_EXPR): New tree code.
5041 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5043 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5044 * expr.c (expand_expr_real_1): Likewise.
5045 * tree-inline.c (estimate_num_insns_1): Likewise.
5046 * tree-complex.c (expand_complex_move): Likewise.
5047 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5050 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5053 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5055 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5058 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5060 * config/sh/sh.c (find_barrier): Don't go past
5061 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5063 2008-02-20 DJ Delorie <dj@redhat.com>
5065 * config/h8300/h8300.md (insv): Force source operand to be a register.
5067 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5068 as a jump, not as a plain insn.
5070 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5072 * doc/invoke.texi (Warning Options): Add new option
5073 -Wframe-larger-than=.
5074 (-Wframe-larger-than): Document.
5076 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5077 Add declarations for new option variables.
5079 * final.c (final_start_function): Check the frame size
5080 before emission and issue a Wframe-larger-than warning.
5082 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5083 Add definitions for new option variables.
5084 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5086 * common.opt (Wframe-larger-than=): New option.
5088 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5090 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5091 (<sse>_div<mode>3): Ditto.
5092 (<sse>_vmdiv<mode>3): Ditto.
5093 (<sse>_vmsqrt<mode>2): Ditto.
5094 (*smax<mode>3): Ditto.
5095 (sse5_frcz<mode>2): Ditto.
5096 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5099 2008-02-20 Richard Guenther <rguenther@suse.de>
5102 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5103 be happy with INTEGRAL_TYPE_P.
5105 2008-02-20 Richard Guenther <rguenther@suse.de>
5107 * fold-const.c (split_tree): Associate floatig-point expressions
5108 if flag_associative_math is set.
5110 2008-02-20 Richard Guenther <rguenther@suse.de>
5112 * tree.h (fold_real_zero_addition_p): Declare.
5113 * fold-const.c (fold_real_zero_addition_p): Export.
5114 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5115 floating-point operations with zero and one.
5117 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5119 * doc/install.texi: Correct references to CFLAGS, replacing them
5120 with BOOT_CFLAGS. Document flags used during bootstrap for
5123 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5126 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5127 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5129 (smin<mode>3): Ditto from similar patterns.
5130 (smax<mode>3): Ditto.
5131 (*ieee_smin<mode>3): Ditto.
5132 (*ieee_smax<mode>3): Ditto.
5133 * config/i386/sse.md (sse): New mode attribute.
5134 (mov<mode>): Macroize expander from movv4sf and movv2df using
5135 SSEMODEF2P mode iterator.
5136 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5137 SSE_VEC_FLOAT_MODE_P as insn constraint.
5138 (storent<mode>): Ditto.
5139 (storent<mode>): Macroize expander from storentsf and storentdf using
5140 MODEF mode iterator.
5141 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5142 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5143 (abs<mode>2): Ditto from similar patterns.
5144 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5145 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5146 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5147 (<sse>_vmsqrt<mode>2): Ditto.
5148 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5149 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5150 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5151 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5152 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5153 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5154 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5156 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5157 iterator and SSE_FLOAT_MODE_P as insn constraint.
5158 (<sse>_ucomi): Ditto from similar patterns.
5159 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5160 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5161 SSE_VEC_FLOAT_MODE_P as insn constraint.
5162 (vcond<mode>): Ditto from similar patterns.
5163 (and<mode>3, *and<mode>3): Ditto.
5164 (<sse>_nand<mode>3): Ditto.
5165 (ior<mode>3, *ior<mode>3): Ditto.
5166 (xor<mode>3, *xor<mode>3): Ditto.
5167 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5168 iterator and SSE_FLOAT_MODE_P as insn constraint.
5169 (*nand<mode>3): Ditto from similar patterns.
5170 (*ior<mode>3): Ditto.
5171 (*xor<mode>3): Ditto.
5173 2008-02-20 Ira Rosen <irar@il.ibm.com>
5175 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5176 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5177 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5179 2008-02-19 Jan Hubicka <jh@suse.cz>
5181 * predict.c (tree_bb_level_predictions): Remove variable next
5182 mistakely introduced by previous commit.
5184 2008-02-19 Jan Hubicka <jh@suse.cz>
5186 * predict.c (predict_paths_leading_to): Rewrite.
5187 (predict_paths_for_bb): New.
5188 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5190 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5193 * Makefile.in (build_file_translate): New.
5194 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5195 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5196 * configure.ac (build_file_translate): Substitute it.
5197 * configure: Regenerate.
5199 2008-02-19 Jan Hubicka <jh@suse.cz>
5201 PR rtl-optimization/34408
5202 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5205 2008-02-19 Jan Hubicka <jh@suse.cz>
5208 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5211 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5214 * config/i386/i386-modes.def: Revert the last DI alignment
5215 change until Ada people can look into it.
5217 2008-02-19 Nick Clifton <nickc@redhat.com>
5219 * opts.c (print_specific_help): Fix typo in --help text.
5221 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5224 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5225 32-bit inline asm without asm alternatives for host GCC < 3.0.
5227 2008-02-19 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/34989
5230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5231 Allow propagation to INDIRECT_REF if we can simplify only.
5233 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5235 * c-common.c (warn_for_collisions_1): Use appropriate option when
5238 2008-02-19 Nick Clifton <nickc@redhat.com>
5241 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5242 (handle_options): Fix indentation.
5243 (print_filtered_help): If no language-specific options were
5244 displayed tell the user how to list all the options supported by
5245 the language's front-end.
5246 (print_specific_help): Fix indentation and remove duplicate line.
5247 (common_handle_option): Handle the -v option.
5248 For --help enable the display of undocumented options if the -v
5249 switch has been included on the command line.
5250 For --help= check for overlaps in the arguments between the option
5251 classes and the language names and issue a warning when they
5252 cannot be disambiguated.
5253 * c.opt (v): Pass on to the common option handler.
5255 2008-02-19 Revital Eres <eres@il.ibm.com>
5257 * modulo-sched.c (sms_schedule): Change dump message when
5258 create_ddg function fails.
5259 (try_scheduling_node_in_cycle): Rename row to cycle.
5260 (print_partial_schedule): Rename CYCLE to ROW.
5262 2008-02-19 Christian Bruel <christian.bruel@st.com>
5263 Zdenek Dvorak <ook@ucw.cz>
5265 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5267 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5270 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5271 (*x86_movdicc_0_m1_se): Ditto.
5273 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5275 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5276 (CMPtype): Define as __gcc_CMPtype.
5277 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5278 (CMPtype): Define as __gcc_CMPtype.
5280 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5282 Support valgrind 3.3 for --enable-checking=valgrind.
5283 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5285 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5286 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5287 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5288 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5289 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5290 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5291 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5293 * ggc-zone.c: Similar.
5294 * ggc-page.c: Similar.
5296 2008-02-19 Paul Brook <paul@codesourcery.com>
5299 * config/arm/ieee754-df.S: Fix do_it typo.
5300 * config/arm/ieee754-sf.S: Fix do_it typo.
5302 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5306 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5307 (OPTION_MASK_ISA_SSE_SET): Likewise.
5308 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5309 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5310 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5311 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5312 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5313 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5314 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5315 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5316 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5317 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5318 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5319 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5320 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5321 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5322 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5323 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5324 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5325 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5326 (OPTION_MASK_ISA_SSE4): Removed.
5327 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5328 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5329 (override_options): Don't turn on implied SSE/MMX bits in
5332 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5334 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5337 2008-02-18 Joey Ye <joey.ye@intel.com>
5340 * tree-nested.c (insert_field_into_struct): Set type alignment
5341 to field alignment if the former is less than the latter.
5343 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5345 * BASE-VER: Set to 4.4.0.
5347 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5349 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5350 * doc/cfg.texi: Likewise.
5351 * doc/extend.texi: Likewise.
5352 * doc/gty.texi: Likewise.
5353 * doc/invoke.texi: Likewise.
5354 * doc/loop.texi: Likewise.
5355 * doc/md.texi: Likewise.
5356 * doc/passes.texi: Likewise.
5357 * doc/rtl.texi: Likewise.
5358 * doc/sourcebuild.texi: Likewise.
5359 * doc/tm.texi: Likewise.
5360 * doc/tree-ssa.texi: Likewise.
5362 2008-02-17 Richard Guenther <rguenther@suse.de>
5365 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5366 without default definition.
5368 2008-02-17 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/35231
5371 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5374 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5377 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5378 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5379 libgcc_cmp_return mode.
5381 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5384 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5386 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5388 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5391 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5393 * doc/c-tree.texi: Use `@.' where appropriate.
5394 * doc/extend.texi: Likewise.
5395 * doc/install.texi: Likewise.
5396 * doc/invoke.texi: Likewise.
5397 * doc/loop.texi: Likewise.
5398 * doc/makefile.texi: Likewise.
5399 * doc/md.texi: Likewise.
5400 * doc/passes.texi: Likewise.
5401 * doc/standards.texi: Likewise.
5402 * doc/tm.texi: Likewise.
5404 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5407 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5409 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5410 rather than in entry_bb.
5412 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5415 libgcc_cmp_return mode.
5417 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5420 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5421 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5423 2008-02-15 Richard Guenther <rguenther@suse.de>
5424 Zdenek Dvorak <ook@ucw.cz>
5426 PR tree-optimization/35164
5427 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5428 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5429 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5430 Only propagate addresses which do not have abnormal SSA_NAMEs
5433 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5436 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5438 2008-02-15 Jan Hubicka <jh@suse.cz>
5441 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5443 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5446 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5447 when calculating alignment_pad.
5449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5452 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5453 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5454 and STACK_BOUNDARY define.
5456 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5458 PR preprocessor/35061
5459 * c-pragma.c (handle_pragma_pop_macro): Check that
5460 pushed_macro_table has been allocated.
5462 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5465 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5466 (force_gimple_operand): Likewise.
5467 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5468 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5469 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5470 (find_interesting_uses_address): Check addressability and alignment
5471 of the base expression only after substituting bases of IVs into it.
5473 2008-02-14 Michael Matz <matz@suse.de>
5476 * function.c (instantiate_virtual_regs_in_insn): Reload address
5477 before falling back to reloading the whole operand.
5479 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5481 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5482 before the first section switch note.
5484 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5486 * doc/bugreport.texi: Update copyright years.
5487 * doc/c-tree.texi: Likewise.
5488 * doc/cfg.texi: Likewise.
5489 * doc/cpp.texi: Likewise.
5490 * doc/cppinternals.texi: Likewise.
5491 * doc/fragments.texi: Likewise.
5492 * doc/frontends.texi: Likewise.
5493 * doc/gcc.texi: Likewise.
5494 * doc/gty.texi: Likewise.
5495 * doc/hostconfig.texi: Likewise.
5496 * doc/implement-c.texi: Likewise.
5497 * doc/libgcc.texi: Likewise.
5498 * doc/loop.texi: Likewise.
5499 * doc/makefile.texi: Likewise.
5500 * doc/options.texi: Likewise.
5501 * doc/passes.texi: Likewise.
5502 * doc/rtl.texi: Likewise.
5503 * doc/sourcebuild.texi: Likewise.
5504 * doc/standards.texi: Likewise.
5505 * doc/tree-ssa.texi: Likewise.
5506 * doc/trouble.texi: Likewise.
5508 * doc/extend.texi: Use @: or add comma where appropriate.
5509 * doc/invoke.texi: Likewise.
5510 * doc/tm.texi: Likewise.
5512 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5515 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5518 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5520 * doc/md.texi (clz, ctz): Add reference.
5521 * doc/rtl.texi (clz, ctz): Likewise.
5523 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5526 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5529 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5531 * config/s390/s390.c (struct constant_pool): New field
5532 emit_pool_after added.
5533 (s390_mainpool_start): Set the emit_pool_after flag according
5534 to the section switch notes.
5535 (s390_mainpool_finish): Consider emit_pool_after when emitting
5536 the literal pool at the end of the function.
5537 (s390_chunkify_start): Force literal pool splits at section
5540 2008-02-13 Michael Matz <matz@suse.de>
5543 * var-tracking.c (clobber_variable_part): Correctly traverse the
5546 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5549 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5550 Add -fdump-ipa-inline.
5551 * tree-dump.c (dump_files): Remove tree-inlined dump.
5552 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5554 2008-02-12 Richard Guenther <rguenther@suse.de>
5556 PR tree-optimization/35171
5557 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5560 2008-02-12 Richard Guenther <rguenther@suse.de>
5563 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5564 value-preserving mode. Disallow final truncation.
5566 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5569 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5570 code from here to...
5571 (force_gimple_operand): ...here.
5573 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5576 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5577 non-compatible pointers.
5578 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5579 different FIELD_DECLs, try harder by comparing field offsets, sizes
5583 * function.c (match_asm_constraints_1): Don't replace the same input
5586 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5588 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5589 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5590 (expand_epilogue): Restore RAMPZ register.
5591 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5593 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5595 * config/i386/cygwin.asm: (__alloca): Correct calling
5596 convention and alignment.
5597 (__chkstk): Force 8 byte stack alignment.
5599 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5600 Richard Guenther <rguenther@suse.de>
5602 PR tree-optimization/33992
5603 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5604 the zero we compare against.
5606 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5609 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5610 to CloseHandle after unlocking to prevent accumulation of handle
5613 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5616 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5617 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5618 and update LABEL_NUSES during and after reload.
5620 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5623 * combine.c (simplify_if_then_else): Make sure the comparison is
5624 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5626 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5629 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5630 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5631 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5632 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5633 * tree.h (get_type_static_bounds): Likewise.
5635 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5637 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5638 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5639 Make -Wfoo language annotations match what the compiler outputs.
5641 2008-02-08 Sa Liu <saliu@de.ibm.com>
5643 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5644 intrinsics spu_convts, spu_convtu, spu_convtf.
5645 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5647 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5649 * doc/extend.texi (Function Attributes) <noinline>: Mention
5650 asm ("") as method to keep calls.
5652 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5655 * doc/options.texi (Options): Replace references to opts.sh with
5657 * opts-common.c: Likewise.
5658 * optc-gen.awk: Likewise.
5660 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5662 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5664 2008-02-07 Richard Henderson <rth@redhat.com>
5667 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5668 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5671 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5673 PR tree-optimization/35085
5674 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5675 for operand entry oe2 in addition to operand entry oe3 in order to
5676 expose more opportunities for vectorizer sum reduction.
5678 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * Makefile.in (LIBS): Remove $(GMPLIBS).
5682 (cc1-dummy, cc1): Add $(GMPLIBS).
5684 2008-02-06 Jan Hubicka <jh@suse.cz>
5687 * i386.md (moddf_integer): Do not produce partial memory stalls for
5688 targets where it hurts.
5690 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5693 * optabs.c (expand_float): Do not check for decimal modes when
5694 expanding unsigned integer through signed conversion.
5696 2008-02-06 Nick Clifton <nickc@redhat.com>
5698 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5699 inside the clobber with a match_operand and duplicated operand
5700 number in the constraint.
5701 (ineqbranchsi): Delete redundant comment.
5703 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5705 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5706 builtin_define ("__USE_INIT_FINI__").
5707 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5709 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5711 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5713 PR documentation/30330
5714 * doc/invoke.texi (C++ Dialect Options)
5715 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5716 For each warning option -Wfoo that allows -Wno-foo, ensure both
5717 -Wfoo and -Wno-foo are listed in the option index. Fix index
5718 entry of -Wswitch-default, index -Wnormalized= including the
5719 `=', and -Wlarger-than-@var{len} including @var{len}.
5721 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/i386.md (floatunssisf2): Use
5724 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5725 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5726 Macroize expander using MODEF mode iterator.
5728 2008-02-05 Diego Novillo <dnovillo@google.com>
5730 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5733 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5735 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5738 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5740 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5743 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5744 to indicate if a message should be generated.
5745 (init_cumulative_args): Updated.
5746 (function_value_32): Likewise.
5748 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5750 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5752 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5756 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5758 2008-02-04 Diego Novillo <dnovillo@google.com>
5760 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5763 * tree-vrp.c (vrp_evaluate_conditional): With
5764 -Wtype-limits, emit a warning when comparing against a
5765 constant outside the natural range of OP0's type.
5767 2008-02-04 Richard Guenther <rguenther@suse.de>
5770 * expr.c (count_type_elements): Give for unions instead of
5773 2008-02-04 Richard Guenther <rguenther@suse.de>
5776 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5777 to TYPE_DOMAINs base type instead of using bitsizetype here.
5779 2008-02-03 Jason Merrill <jason@redhat.com>
5781 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5783 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5786 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5787 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5788 (RS/6000 and PowerPC Options): Fix typos and markup.
5789 * doc/passes.texi (Tree-SSA passes): Likewise.
5791 2008-02-02 Michael Matz <matz@suse.de>
5794 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5795 from record_last_reg_set_info.
5796 (record_last_reg_set_info): Take an RTX argument, iterate over all
5797 constituent hardregs.
5798 (record_last_set_info, record_opr_changes): Change calls to
5799 new signature or to record_last_reg_set_info_regno.
5801 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5803 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5805 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5807 PR rtl-optimization/34773
5808 * reg-notes.def (EQUAL): Mention significance of combination of
5809 REG_EQUAL and REG_RETVAL.
5810 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5811 insn that has a REG_RETVAL.
5813 2008-02-01 Roger Sayle <roger@eyesopen.com>
5816 * configure.ac (--enable-fixed-point): Disable unless explicitly
5818 * configure: Regenerate.
5820 2008-02-01 Richard Guenther <rguenther@suse.de>
5823 * invoke.texi (-finline-limit): Remove no longer true parts
5824 of the documentation. Note that there is no default value.
5826 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5827 Mark Mitchell <mark@codesourcery.com>
5828 Ben Elliston <bje@au.ibm.com>
5831 * doc/extend.texi (Other Builtins): Document.
5833 2008-01-31 Tom Browder <tom.browder@gmail.com>
5835 * doc/c-tree.texi (Types): Fix grammar.
5836 (Expression trees): Ditto.
5837 * doc/passes.texi (Tree-SSA passes): Ditto.
5839 * doc/configterms.texi (Configure Terms): Fix typo.
5840 * doc/cpp.texi (Common Predefined Macros): Ditto.
5841 * doc/md.texi (Machine Constraints): Ditto.
5843 * doc/makefile.texi (Makefile): Add comma.
5845 2008-01-31 Tom Browder <tom.browder@gmail.com>
5846 Gerald Pfeifer <gerald@pfeifer.com>
5848 * doc/sourcebuild.texi (Front End): Remove references to CVS
5849 and CVSROOT/modules.
5850 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5851 (Back End): Remove reference to CVS.
5853 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5856 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5858 (mips16_gp_pseudo_reg): ...here.
5859 * config/mips/mips.md (load_const_gp): Replace with...
5860 (load_const_gp_<mode>): ...this :P-based insn.
5862 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5864 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5865 options. Minor fixes.
5866 (-std): Move reference to standards closer to where language
5867 standards are first mentioned.
5869 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5871 PR rtl-optimization/34995
5872 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5873 parameter and return a bool. If the rtx parameter is nonnull,
5874 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5875 (find_reloads): Update call accordingly. Pass the new operand
5876 if it needed no address reloads, otherwise pass null.
5878 2008-01-30 Richard Henderson <rth@redhat.com>
5881 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5882 for unbounded arrays.
5884 2008-01-30 Silvius Rus <rus@google.com>
5886 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5888 2008-01-30 Jan Hubicka <jh@suse.cz>
5891 * i386.c (init_cumulative_args): Use real function declaration when
5894 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5896 PR rtl-optimization/34998
5897 * global.c (build_insn_chain): Treat non-subreg_lowpart
5898 SUBREGs of pseudos as clobbering all the words covered by the
5899 SUBREG, not just all the bytes.
5900 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5901 original df_ref rather than an extract parameter.
5902 (global_conflicts): Update call accordingly.
5904 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5906 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5907 the overflow check to make it easier to read.
5908 (__fixtfdi): Change the type of the ll member in union
5909 long_double to UDItype_x.
5911 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5914 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5915 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5916 * tree-inline.c (fold_marked_statements): Call
5917 cgraph_update_edges_for_call_stmt if folding a call statement.
5918 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5919 debug_generic_stmt calls, reset it back afterwards.
5922 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5924 * c-typeck.c (build_external_ref): Don't pedwarn about
5925 static vars in current function's scope.
5927 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5929 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5931 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5934 * ipa-struct-reorg.c: Fix spelling.
5935 * params.def: Ditto.
5937 2008-01-29 Richard Guenther <rguenther@suse.de>
5940 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5942 * tree-inline.c (remap_type): Increment remapping_type_depth
5943 around remapping types.
5944 (copy_body_r): Only add referenced variables if they are referenced
5945 from code, not types.
5947 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5958 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5959 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5961 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5964 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5965 pointer for tiny stack.
5967 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5969 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5971 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5973 * config/vx-common.h: Fix typo in comment.
5975 2008-01-28 Ian Lance Taylor <iant@google.com>
5979 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5980 coalesce pointers if they have different DECL_NO_TBAA_P values.
5981 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5982 between variables with different DECL_NO_TBAA_P values.
5984 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5987 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5988 are not legitimate small data references on SPE targets.
5990 2008-01-28 David Daney <ddaney@avtrex.com>
5992 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5994 2008-01-28 David Daney <ddaney@avtrex.com>
5996 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5998 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6000 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6001 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6002 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6003 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6004 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6005 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6006 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6007 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6009 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6011 * basic-block.h (condjump_equiv_p): Fix comment.
6013 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6015 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6016 print_generic_stmt_indented): Fix comment.
6018 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6020 * configure.ac (__stack_chk_fail): Add detecion for availability
6021 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6022 * configure: Regenerate.
6024 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6027 * final.c (output_addr_const): Handle TRUNCATE.
6029 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6032 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6033 (zero_cost, infinite_cost): New constants.
6034 (struct cost_pair): Change type of cost to comp_cost.
6035 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6036 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6038 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6039 split_address_cost, ptr_difference_cost, difference_cost,
6040 get_computation_cost_at, get_computation_cost,
6041 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6042 determine_use_iv_cost_condition, determine_use_iv_costs,
6043 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6044 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6045 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6046 Change type of cost to comp_cost.
6047 (determine_iv_cost): Increase cost of non-original ivs, instead
6048 of decreasing the cost of original ones.
6049 (get_address_cost): Indicate the complexity of the addressing mode
6051 (try_add_cand_for): Prefer using ivs not specific to some object.
6052 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6054 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6055 Janis Johnson <janis187@us.ibm.com>
6058 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6059 (TARGET_INSTANTIATE_DECLS): Likewise.
6060 * target.h (expand_to_rtl_hook): New target hook.
6061 (instantiate_decls): Likewise.
6062 * function.c (instantiate_decl): Make non-static. Rename to...
6063 (instantiate_decl_rtl): ... this.
6064 (instantiate_expr): Use instantiate_decl_rtl.
6065 (instantiate_decls_1): Likewise.
6066 (instantiate_decls): Likewise.
6067 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6068 * function.h (instantiate_decl_rtl): Add prototype.
6069 * cfgexpand.c (target.h): New include.
6070 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6071 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6072 (TARGET_INSTANTIATE_DECLS): Likewise.
6073 (TARGET_INITIALIZER): New target hooks added.
6074 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6076 * config/rs6000/rs6000.c (tree-flow.h): New include.
6077 (machine_function): Add sdmode_stack_slot field.
6078 (rs6000_alloc_sdmode_stack_slot): New function.
6079 (rs6000_instantiate_decls): Likewise.
6080 (rs6000_secondary_memory_needed_rtx): Likewise.
6081 (rs6000_check_sdmode): Likewise.
6082 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6083 (TARGET_INSTANTIATE_DECLS): Likewise.
6084 (rs6000_hard_regno_mode_ok): Allow SDmode.
6085 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6086 (rs6000_emit_move): Handle SDmode.
6087 (function_arg_advance): Likewise.
6088 (function_arg): Likewise.
6089 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6090 SDmode var args for 32-bit compiles.
6091 (rs6000_secondary_reload_class): Handle SDmode.
6092 (rs6000_output_function_epilogue): Likewise.
6093 (rs6000_function_value): Simplify if statement.
6094 (rs6000_libcall_value): Likewise.
6095 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6096 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6097 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6098 (movsd_hardfloat): New define_insn.
6099 (movsd_softfloat): Likewise.
6100 (movsd_store): Likewise.
6101 (movsd_load): Likewise.
6102 (extendsddd2): Likewise.
6103 (extendsdtd2): Likewise.
6104 (truncddsd2): Likewise.
6105 (movdd_hardfloat64): Fixup comment.
6106 (UNSPEC_MOVSD_LOAD): New constant.
6107 (UNSPEC_MOVSD_STORE): Likewise.
6109 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6112 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6114 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6115 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6116 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6119 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6122 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6123 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6124 __LONGDOUBLE128 too.
6125 * config/rs6000/aix61.h: New file.
6127 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6129 PR rtl-optimization/34959
6130 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6131 popcount and parity rtxes the same mode as their operand.
6132 Truncate or extend the result to the return value's mode
6135 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6138 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6139 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6140 to GOT_VERSION_REGNUM.
6141 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6142 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6143 * config/mips/mips.c (mips_emit_call_insn): New function.
6144 (mips_call_tls_get_addr): Call mips_expand_call directly.
6145 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6147 (mips16_build_call_stub): Likewise. Return the call insn or null.
6148 (mips_expand_call): Update the call to mips16_build_call_stub
6149 accordingly and a remove redundant condition. Assert that MIPS16
6150 stubs do not use lazy binding. Use mips_emit_call_insn and return
6152 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6154 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6155 (mips_avoid_hazard): Remove hazard_set handling.
6156 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6157 (UNSPEC_RESTORE_GP): ...this.
6158 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6159 (FAKE_CALL_REGNO): Rename to...
6160 (GOT_VERSION_REGNUM): ...this.
6161 (type): Add "ghost" value. Add an associated insn reservation.
6162 (hazard_set): Remove.
6163 (exception_receiver): Rename to...
6164 (restore_gp): ...this and update the unspec identifier accordingly.
6165 (exception_receiver, nonlocal_got_receiver): New expanders.
6166 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6167 FAKE_CALL_REGNO. Remove hazard_set attribute.
6168 (set_got_version, update_got_version): New patterns.
6170 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6173 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6175 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6178 * doc/install.texi2html: Generate gcc-vers.texi.
6180 2008-01-25 DJ Delorie <dj@redhat.com>
6182 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6184 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6186 * config/c4x: Remove directory.
6187 * config.gcc (crx-*, mt-*): Mark obsolete.
6188 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6189 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6190 sh-*-rtemscoff*): Remove cases.
6191 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6192 * real.c (encode_c4x_single, decode_c4x_single,
6193 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6194 c4x_extended_format): Remove.
6195 * real.h (c4x_single_format, c4x_extended_format): Remove.
6196 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6198 (Pragmas): Remove comment about c4x pragmas.
6199 * doc/install.texi (c4x): Remove target-specific instructions.
6200 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6201 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6202 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6203 refer to C4x source files as examples.
6204 (C4X_FLOAT_FORMAT): Remove documentation.
6206 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6208 * config/bfin/bfin.c (override_options): Reorder tests so that
6209 flag_pic gets enabled for -msep-data.
6211 2008-01-25 Richard Guenther <rguenther@suse.de>
6214 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6215 to its bitfield precision if required.
6217 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6220 * tree-nested.c (walk_omp_for): New function.
6221 (convert_nonlocal_reference, convert_local_reference): Call
6222 walk_omp_for on OMP_FOR.
6223 (convert_call_expr): Call walk_body on OMP_FOR's
6224 OMP_FOR_PRE_INIT_BODY.
6226 2008-01-25 Richard Guenther <rguenther@suse.de>
6228 PR tree-optimization/34966
6229 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6230 default defs and PHI_NODEs we have to insert after the
6233 2008-01-24 Nick Clifton <nickc@redhat.com>
6235 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6236 Provide a default definition.
6237 (LIBGCC2_UNITS_PER_WORD): Likewise.
6239 * config/stormy16/stormy16.c: Include df.h for the prototype
6240 for df_regs_ever_live_p.
6241 (xstormy16_expand_builtin_va_start): Convert the stack offset
6242 into a component_ref and then use POINTER_PLUS_EXPR to add it
6243 to the incoming_virtual_args_rtx.
6244 (xstormy16_gimplify_va_arg_expr): Rename to
6245 xstormy16_gimplify_va_arg_expr.
6246 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6247 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6248 xstormy16_gimplify_va_arg_expr.
6249 Fix up some formatting issues.
6251 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6252 Move to predicates.md.
6253 (xs_hi_general_operand): Likewise.
6254 (xs_hi_nonmemory_operand): Likewise.
6255 * config/stormy16/predicates.md:
6256 (xstormy16_carry_plus_operand): New predicate.
6257 (xs_hi_general_operand): New predicate.
6258 (xs_hi_nonmemory_operand): New predicate.
6259 * config/stormy16/stormy16-protos.h:
6260 (xstormy16_carry_plus_operand): Delete prototype.
6261 (xs_hi_general_operand): Likewise.
6262 (xs_hi_nonmemory_operand): Likewise.
6264 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6265 modifiers as they are no longer needed and they can trigger
6266 reload spill failures.
6268 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6269 with a match_operand in order to help reload.
6271 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6272 constraint with 'e' for the 8th alternative as this version of
6273 the mov.w instruction only accepts the lower 8 registers.
6275 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6278 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6279 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6282 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6285 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6287 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6289 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6291 (remove_structure): Update allocations list before removing structure.
6293 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6295 * ipa-struct-reorg.c (is_safe_cond_expr,
6296 create_new_stmts_for_cond_expr): Use integer_zerop function,
6297 that recognize not only zero-pointer, but zero-integer too.
6299 2008-01-25 Ben Elliston <bje@au.ibm.com>
6302 * fixproto: Escape "." in sed expression that strips leading "./".
6304 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6307 * gcc.c (SWITCH_OK): Removed.
6308 (SWITCH_LIVE): Changed to bit.
6309 (SWITCH_FALSE): Likewise.
6310 (SWITCH_IGNORE): Likewise.
6311 (switchstr): Change live_cond to unsigned int.
6312 (process_command): Replace SWITCH_OK with 0.
6313 (do_self_spec): Likewise.
6314 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6315 (give_switch): Likewise.
6316 (used_arg): Likewise.
6317 (do_spec_1): Set the SWITCH_IGNORE bit.
6318 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6319 bits. Set the SWITCH_LIVE bit.
6321 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6323 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6325 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6327 PR tree-optimization/34472
6328 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6329 parameter to a "bool *" and set *DATA to false if there is
6330 an unsafe access. Do not delete the structure here.
6331 (check_cond_exprs): Delete it here instead.
6332 (check_cond_exprs, exclude_cold_structs): Do not increase
6333 I when removing a structure.
6335 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6339 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6341 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6344 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6345 a fixed vector for stack.
6347 2008-01-24 Ben Elliston <bje@au.ibm.com>
6350 * doc/gcc.texi (Software development): Add a direntry for g++.
6352 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6354 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6355 stale and straggling -fforce-addr comments above.
6357 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6359 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6360 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6362 2008-01-23 Michael Matz <matz@suse.de>
6365 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6368 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6370 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6373 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6375 * config/avr/avr.c (avr_current_arch): New variable.
6376 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6377 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6378 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6379 (avr_override_options): Init 'avr_current_arch'.
6380 (base_arch_s): Move from here...
6381 * config/avr/avr.h (base_arch_s): ... here. Add new members
6382 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6383 'mega' to 'have_jmp_call'.
6384 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6385 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6387 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6389 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6390 MULTILIB_MATCHES): (Ditto.).
6392 2008-01-23 Richard Guenther <rguenther@suse.de>
6395 * cgraphunit.c (cgraph_reset_node): Always mark the node
6396 not reachable if it is not queued already.
6398 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6400 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6401 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6402 (cputype_selected): New static variable.
6403 (bfin_handle_option): Set it if -mcpu is used.
6404 (override_option): Select default set of workarounds if no cpu type
6405 selected on the command line.
6406 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6408 From Michael Frysinger <michael.frysinger@analog.com>
6409 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6410 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6412 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6413 for bf547, bf523, bf524, and bf526.
6414 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6416 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6417 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6418 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6419 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6420 * doc/invoke.texi (Blackfin Options): Document that
6421 -mcpu now accept bf547, bf523, bf524, and bf526.
6423 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6425 PR rtl-optimization/34628
6426 * combine.c (try_combine): Stop and undo after the first combination
6427 if an autoincrement side-effect on the first insn has effectively
6430 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6433 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6434 Offset addresses are not valid for Altivec or paired float modes.
6436 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6439 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6440 if DECL_INITIAL (decl) is error_mark_node.
6443 * c-common.c (handle_vector_size_attribute): Only allow
6444 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6445 the same way as pointer, array etc. types.
6446 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6449 * tree.c (build_type_attribute_qual_variant): Call
6450 build_qualified_type if attributes are equal, but quals are not.
6452 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6455 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6456 * flags.h (warn_strict_aliasing): Remove.
6457 (warn_strict_overflow): Remove.
6458 * opts.c (warn_strict_aliasing): Remove.
6459 (warn_strict_overflow): Remove.
6460 * c-opts.c (c_common_handle_option): -Wall only sets
6461 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6462 (c_common_post_options): Give default values to -Wstrict-aliasing
6463 and -Wstrict-overflow if they are uninitialized.
6464 * common.opt (Wstrict-aliasing): Specify Var and Init.
6465 (Wstrict-overflow): Likewise.
6467 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6469 PR rtl-optimization/26854
6470 PR rtl-optimization/34400
6471 PR rtl-optimization/34884
6472 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6474 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6475 (df_rd_bb_info.expanded_lr_out): Deleted
6476 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6477 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6478 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6479 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6480 Removed code to allocate, initialize or free expanded_lr_out.
6481 (df_rd_bb_local_compute_process_def): Restructured to make more
6483 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6484 sets if the sets are being trimmed.
6486 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6489 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6490 (as_vers): Likewise.
6491 * configure: Regenerated.
6493 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6496 * tree-pass.h (pass_build_alias): New pass.
6497 * tree-ssa-alias.c (gate_build_alias): New.
6498 (pass_build_alias): New.
6499 * passes.c (init_optimization_passes): Add pass_build_alias after
6500 pass_create_structure_vars.
6502 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6504 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6505 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6506 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6507 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6508 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6509 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6510 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6511 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6512 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6513 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6514 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6515 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6516 * config/s390/s390.md (FP_ALL): New mode iterator.
6517 (_d): New mode attribute.
6518 ("*signbit<mode>2>"): Changed mode of first operand.
6519 ("isinf<mode>2"): Changed mode of first operand.
6520 ("*TDC_insn"): Adaptation for DFP modes.
6522 2008-01-22 Ben Elliston <bje@au.ibm.com>
6524 * tree.c (check_qualified_type): Improve function description.
6526 2008-01-21 Jason Merrill <jason@redhat.com>
6529 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6530 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6533 2008-01-21 DJ Delorie <dj@redhat.com>
6535 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6538 2008-01-21 Richard Guenther <rguenther@suse.de>
6541 * tree-cfg.c (verify_expr): Allow all invariant expressions
6542 instead of just constant class ones as reference argument.
6543 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6544 like any other constant.
6545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6547 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6549 * regmove.c (fixup_match_1): Update call crossed frequencies.
6551 2008-01-21 Richard Guenther <rguenther@suse.de>
6554 * tree-inline.c (setup_one_parameter): Deal with mismatched
6555 types using a VIEW_CONVERT_EXPR.
6557 2008-01-21 Alon Dayan <alond@il.ibm.com>
6558 Olga Golovanevsky <olga@il.ibm.com>
6560 PR tree-optimization/34701
6561 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6562 when the structure size is not a power of 2.
6564 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6566 * doc/install.texi: Add doc for --enable-checking=df.
6568 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6570 PR rtl-optimization/34808
6571 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6573 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6575 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6578 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6580 PR rtl-optimization/26854
6581 PR rtl-optimization/34400
6582 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6584 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6585 (df_rd_bb_info.expanded_lr_out): New.
6586 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6587 * loop_iv.c (iv_analysis_loop_init): Ditto.
6588 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6589 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6590 Added code to allocate, initialize or free expanded_lr_out.
6591 (df_rd_bb_local_compute_process_def): Restructured to make
6592 more understandable.
6593 (df_rd_confluence_n): Add code to do nothing with fake edges and
6594 code to no apply invalidate_by_call sets if the sets are being trimmed.
6595 (df_lr_local_finalize): Renamed to df_lr_finalize.
6596 (df_live_local_finalize): Renamed to df_live_finalize.
6598 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6601 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6602 deciding whether to use reciprocal instructions.
6604 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6606 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6607 dwarf2out_note_section_used if cold_text_section is NULL.
6609 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6611 PR gcov-profile/34610
6612 * tree-cfg.c (make_edges): Mark both outgoing edges from
6613 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6614 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6615 from OMP_FOR and OMP_CONTINUE outgoing edges.
6617 * tree-profile.c (tree_profiling): Return early if
6618 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6620 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6621 from cfun to child_cfun.
6622 * function.h (struct function): Add after_tree_profile bit.
6624 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6626 * config/avr/avr.S (_exit): Disable interrupt.
6628 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6629 Steven Bosscher <stevenb.gcc@gmail.com>
6631 PR rtl-optimization/26854
6632 PR rtl-optimization/34400
6633 * df-problems.c (df_live_scratch): New scratch bitmap.
6634 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6635 (df_live_reset): Clear the proper bitmaps.
6636 (df_live_bb_local_compute): Only process the artificial defs once
6637 since the order is not important.
6638 (df_live_init): Init the df_live sets only with the variables
6639 found live by df_lr.
6640 (df_live_transfer_function): Use the df_lr sets to prune the
6641 df_live sets as they are being computed.
6642 (df_live_free): Free df_live_scratch.
6644 2008-01-18 Ian Lance Taylor <iant@google.com>
6646 * common.opt: Add fmerge-debug-strings.
6647 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6648 flag_merge_debug_strings rather than flag_merge_constants.
6649 * doc/invoke.texi (Option Summary): Mention
6650 -fmerge-debug-strings.
6651 (Debugging Options): Document -fmerge-debug-strings.
6653 2008-01-18 Ian Lance Taylor <iant@google.com>
6656 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6657 (struct tree_function_decl): Add new field operator_new_flag.
6658 * tree-inline.c (expand_call_inline): When inlining a call to
6659 operator new, force the return value to go into a variable, and
6660 set DECL_NO_TBAA_P on that variable.
6661 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6663 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6666 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6667 DWARF2_DEBUGGING_INFO.
6668 (dwarf2out_note_section_used): Ditto. Add prototype.
6669 (have_multiple_function_sections, text_section_used,
6670 cold_text_section_used, *cold_text_sections): Move declarations
6673 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6675 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6676 field and add signal_ra.
6677 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6678 assignments to frame state pc. Move end of stack check after
6679 MD_FALLBACK_FRAME_STATE_FOR.
6680 (uw_update_context_1): Use frame state signal_regs if set, instead
6681 of checking signal_frame flag.
6682 (uw_update_context): Use frame state signal_ra if set.
6683 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6684 * config/xtensa/linux-unwind.h: New file.
6686 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6688 * modulo-sched.c (get_sched_window): Fix comment typo.
6690 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6692 PR tree-optimization/34648
6693 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6695 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6697 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6698 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6700 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6702 PR rtl-optimization/34400
6703 * df-core.c (df_worklist_dataflow_overeager,
6704 df_worklist_dataflow_doublequeue): New functions.
6705 (df_worklist_dataflow): Two different worklist solvers.
6706 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6709 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6712 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6713 and ftree-parallelize-loops.
6715 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6717 PR rtl-optimization/34826
6718 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6720 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6722 * global.c (find_reg): Mark the eh regs as used if necessary.
6723 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6724 * ra.h (struct allocno): no_eh_reg field added. Changed
6725 no_stack_reg type to bitfield.
6727 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6729 * tree.c (substitute_in_expr): Add missing 'break'.
6731 2008-01-17 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/34825
6734 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6735 x / x as division to handle.
6737 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6739 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6740 "-pthread" is specified.
6741 * pa-hpux11.h (LIB_SPEC): Likewise.
6743 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6744 Peter Bergner <bergner@vnet.ibm.com>
6746 PR rtl-optimization/33796
6747 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6749 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6751 PR libgfortran/34699
6752 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6754 * pa-hpux10.h (LINK_SPEC): Likewise.
6755 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6757 2008-01-16 Richard Guenther <rguenther@suse.de>
6760 * fold-const.c (fold_convert_const_int_from_int): Do not
6761 set overflow if that occured only because of a sign extension
6762 change when converting from/to a sizetype with the same
6763 precision and signedness.
6765 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6768 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6769 location address to the correct place. Update copyright year.
6771 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6773 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6774 no dependences in the dependence_relations vector.
6776 2008-01-16 Jan Hubicka <jh@suse.cz>
6778 PR rtl-optimization/31396
6779 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6780 * cfg.c (dump_reg_info): Print it.
6781 * regs.h (struct reg_info_t): add freq_calls_crossed.
6782 (REG_FREQ_CALLS_CROSSED): New macro.
6783 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6784 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6785 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6786 regmove_optimize): Update call crossed frequencies.
6787 * local-alloc.c (struct qty): Add freq_calls_crossed.
6788 (alloc_qty): Copute freq_calls_crossed.
6789 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6790 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6791 * ra.h (struct allocno): Add freq_calls_crossed.
6793 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6795 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6796 libgomp when compiling with ftree-parallelize-loops.
6797 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6799 2008-01-16 Richard Guenther <rguenther@suse.de>
6801 PR tree-optimization/34769
6802 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6803 * tree.c (int_cst_value): Instead make this function more
6804 permissive in what it accepts as valid input. Document this
6805 function always sign-extends the value.
6807 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6808 Richard Guenther <rguenther@suse.de>
6811 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6812 (gimple_fold_indirect_ref_rhs): ... this.
6813 (gimple_fold_indirect_ref): New function with foldings
6814 that preserve lvalueness.
6815 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6816 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6817 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6818 to fold an INDIRECT_REF, fall back to the old use of
6819 fold_indirect_ref_1.
6821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6823 * tree-data-ref.c (subscript_dependence_tester_1): Call
6824 free_conflict_function.
6825 (compute_self_dependence): Same.
6827 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6830 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6831 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6833 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6834 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6835 for DWARF2_UNWIND_INFO targets.
6837 2008-01-16 Richard Guenther <rguenther@suse.de>
6840 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6841 type qualifiers for function types.
6843 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6845 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6846 loop_iterator li from previous commit.
6848 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6850 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6852 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6854 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6855 (parallelize_loops): Don't parallelize irreducible components.
6857 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6860 * c-opts (c_common_post_options): Do not enable CPP
6861 flag_pedantic_errors by default.
6863 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6865 PR rtl-optimization/31944
6866 * cse.c (remove_pseudo_from_table): New function.
6867 (merge_equiv_classes): Use above function to remove pseudo-registers.
6868 (invalidate): Likewise.
6870 2008-01-13 Richard Guenther <rguenther@suse.de>
6873 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6874 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6876 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6878 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6879 validate_change to unshare the source of the PC set.
6881 2008-01-12 Jan Hubicka <jh@suse.cz>
6884 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6885 references above array bounds. This might trigger bounds checks for
6888 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6890 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6891 new_replaceable_dependencies.
6893 2008-01-12 Doug Kwan <dougkwan@google.com>
6895 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6896 instead of OPT_Wreturn_type in warning due to ignored return type
6898 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6899 options included in -Wextra.
6900 * c.opt: New option -Wignored_qualifiers.
6901 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6902 -Wignore_qualifiers.
6903 (-Wignored-qualifiers): Document.
6904 (-Wreturn-type): Remove description of functionality now handled
6905 by -Wignored-qualifiers.
6907 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6910 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6911 NOP_EXPR if it is between integral types with the same precision.
6913 2008-01-12 Jan Hubicka <jh@suse.cz>
6916 * invoke.texi (max-inline-recursive-depth): Fix default value.
6918 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6920 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6923 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6925 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6927 2008-01-11 James E. Wilson <wilson@specifix.com>
6930 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6932 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6934 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6935 save/restore frame pointer register and don't use 'call-prologues'
6936 optimization in function with "OS_task" attribute.
6938 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6941 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6942 when copying to memory.
6944 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6946 PR rtl-optimization/30905
6947 * cfgcleanup.c: Include dce.h
6948 (crossjumps_occured): New global variable.
6949 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6950 If something changed, set crossjumps_occured to true.
6951 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6952 Don't add/remove fake edges to exit here...
6953 (cleanup_cfg): ...but do it here, when crossjumping.
6954 Run a fast DCE when successful crossjumps occured in the latest
6955 iteration of try_optimize_cfg.
6957 2008-01-11 Richard Guenther <rguenther@suse.de>
6959 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6960 (struct vn_unary_op_s): Likewise.
6961 (vn_reference_insert): Free old reference on hash collision.
6963 2008-01-10 Raksit Ashok <raksit@google.com>
6965 PR rtl-optimization/27971
6966 * combine.c (find_split_point): Split PLUS expressions which are
6967 inside a MEM rtx, and whose first operand is complex.
6969 2008-01-10 DJ Delorie <dj@redhat.com>
6971 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6972 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6973 (m32c_hard_regno_ok): Call the underlying function.
6975 2008-01-10 Richard Guenther <rguenther@suse.de>
6978 * tree-cfg.c (tree_merge_blocks): Do not go through the
6979 full-blown folding and stmt updating path if we just deal
6980 with virtual operands.
6981 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6982 test for abnormal SSA_NAMEs.
6984 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6987 * reload.c (push_reload): Add assertions. All constants from
6988 reg_equiv_constant should have been used for replacing the respective
6990 (find_reloads_address): Invoke find_reloads_address_part for
6991 constant taken from the reg_equiv_constant array.
6993 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6995 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6996 field (valnum) the first in the struct. Replace bools with
6999 2008-01-10 Richard Guenther <rguenther@suse.de>
7001 PR tree-optimization/34651
7002 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7003 types and ordering for masking and converting.
7005 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7007 PR tree-optimization/34017
7008 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7009 also for PHI_NODE expressions.
7011 2008-01-09 Jan Hubicka <jh@suse.cz>
7013 PR tree-optimization/34708
7014 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7015 based on number of case labels.
7016 (init_inline_once): Remove switch_cost.
7017 * tree-inline.h (eni_weights_d): Remove switch_cost.
7019 2008-01-09 Richard Guenther <rguenther@suse.de>
7020 Andrew Pinski <andrew_pinski@playstation.sony.com>
7023 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7024 temporary if an rvalue is ok or an lvalue is not required.
7026 2008-01-09 Richard Guenther <rguenther@suse.de>
7029 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7032 2008-01-09 Richard Guenther <rguenther@suse.de>
7035 * tree.c (host_integerp): Check for sizetype only if the
7036 type is an integer type.
7038 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7041 * opts.c (decode_options): Disable inlining of functions called
7042 once if not in unit-at-a-time mode.
7044 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7046 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7048 2008-01-08 Richard Guenther <rguenther@suse.de>
7051 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7052 out early if the result will be unused.
7054 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7059 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7063 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7065 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7066 for vectorization tuned.
7068 2008-01-08 Richard Guenther <rguenther@suse.de>
7070 PR tree-optimization/34683
7071 * tree-ssa-operands.c (operand_build_cmp): Export.
7072 * tree-ssa-operands.h (operand_build_cmp): Declare.
7073 * tree-vn.c (vuses_compare): Remove.
7074 (sort_vuses): Use operand_build_cmp.
7075 (sort_vuses_heap): Likewise.
7076 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7077 to re-use old VEC if available. Do not sort already sorted VUSEs.
7078 (vdefs_to_vec): Do not sort already sorted VDEFs.
7080 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7083 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7085 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7088 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7089 limitations of reciprocal sequences on x86 targets.
7091 2008-01-08 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/34683
7094 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7096 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7099 * config/darwin.c (darwin_mergeable_string_section): Don't use
7100 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7102 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7105 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7106 negxf2. Macroize expander using X87MODEF mode iterator. Change
7107 predicates of op0 and op1 to register_operand.
7108 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7109 expander using X87MODEF mode iterator. Change predicates of
7110 op0 and op1 to register_operand.
7111 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7112 corresponding patterns and macroize using MODEF macro. Change
7113 predicates of op0 and op1 to register_operand and remove
7114 "m" constraint. Disparage "r" alternative with "!".
7115 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7116 macroize using X87MODEF macro. Change predicates of op0 and op1
7117 to register_operand and remove "m" constraint. Disparage "r"
7118 alternative with "!".
7119 (absneg splitter with memory operands): Remove.
7120 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7121 patterns and macroize using X87MODEF mode iterator.
7122 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7123 Change predicate of op1 to register_operand.
7124 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7125 for memory operands.
7127 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7129 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7131 2008-01-07 Richard Guenther <rguenther@suse.de>
7133 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7136 2008-01-07 Richard Guenther <rguenther@suse.de>
7138 PR tree-optimization/34683
7139 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7140 VOPs of the needed size to save memory. Use VEC_quick_push
7141 to save compile-time.
7142 (vdefs_to_vec): Likewise.
7144 2008-01-07 Sa Liu <saliu@de.ibm.com>
7146 * config/spu/spu.md (divdf3): Genetate inline code for double
7147 division. The implementation doesn't handle INF or NAN, therefore it
7148 only applies when -ffinite-math-only is given.
7150 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7153 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7154 * doc/cpp.texi ([Common Predefined Macros]): Document.
7156 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7159 order to use commutative addition instead of subtraction.
7161 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7162 Mircea Namolaru <namolaru@il.ibm.com>
7163 Vladimir Yanovsky <yanov@il.ibm.com>
7164 Revital Eres <eres@il.ibm.com>
7166 PR tree-optimization/34263
7167 * tree-outof-ssa.c (process_single_block_loop_latch,
7168 contains_tree_r): New functions.
7169 (analyze_edges_for_bb): Call process_single_block_loop_latch
7170 function to empty single-basic-block latch block if possible.
7172 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7174 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7176 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7178 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7180 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7182 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7184 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7186 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7188 PR tree-optimization/34618
7189 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7192 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7195 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7196 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7197 Update copyright year.
7199 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7200 Update copyright year.
7201 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7204 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7206 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7207 edge does not point to current bb before changing need_assert.
7209 2008-01-04 Richard Guenther <rguenther@suse.de>
7212 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7213 for verifying purposes if they are is_gimple_min_invariant.
7215 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7217 PR tree-optimization/34448
7218 PR tree-optimization/34465
7219 * gimplify.c (gimplify_init_constructor): Add new parameter
7220 notify_temp_creation. Use it.
7221 (gimplify_modify_expr_rhs): Take volatiles into account when
7222 optimizing constructors.
7223 Do not optimize constructors if gimplify_init_constructor will dump to
7225 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7226 * gcc.c-torture/compile/pr34448.c: New.
7228 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7230 PR gcov-profile/34609
7231 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7232 return_slot if result is TREE_ADDRESSABLE.
7234 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7236 * config/mips/mips.md (sqrt_condition): Tweak comment.
7237 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7239 2008-01-03 Tom Tromey <tromey@redhat.com>
7242 * c-common.c (c_type_hash): Handle VLAs.
7244 2008-01-03 Jan Hubicka <jh@suse.cz>
7246 PR tree-optimization/31081
7247 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7248 0 when inlining and not inlining to first basic block.
7249 (remap_decl): When var is initialized to 0, don't set default_def.
7250 (expand_call_inline): Set entry_bb.
7251 * tree-inline.h (copy_body_data): Add entry_bb.
7253 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7256 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7259 PR tree-optimization/29484
7260 * tree-inline.c (inline_forbidden_p_2): New function.
7261 (inline_forbidden_p): Disallow inlining if some static var
7262 has an address of a local LABEL_DECL in its initializer.
7263 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7266 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7268 PR tree-optimization/34635
7269 * tree-data-ref.c (add_other_self_distances): Make sure that the
7270 evolution step is constant.
7272 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7275 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7277 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7279 * tree-sra.c (scalarize_init): Insert the generate_element_init
7280 statements after the generate_element_zero statements.
7282 2008-01-02 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7287 for very large number of operands instead of ICEing.
7289 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7292 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7293 while stack probing.
7295 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7297 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7300 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7303 * tree-mudflap.c (mx_register_decls): Guard warning by
7304 !DECL_ARTIFICIAL check.
7306 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7308 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7309 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7310 sse5_perm<mode>): Fix constraints.