1 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4 * c-common.c (handle_vector_size_attribute): Call
5 lang_hooks.types.reconstruct_complex_type instead of
6 reconstruct_complex_type.
7 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
8 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9 * langhooks.h (struct lang_hooks_for_types): Add
10 reconstruct_complex_type hook.
11 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
12 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
14 2008-04-24 Richard Guenther <rguenther@suse.de>
16 * c-common.h (check_builtin_function_arguments): Declare.
17 * c-common.c (validate_nargs): New function.
18 (check_builtin_function_arguments): Likewise.
19 * c-typeck.c (build_function_call): Call
20 check_builtin_function_arguments.
21 * builtins.c (fold_builtin_classify): Remove error reporting code.
22 (fold_builtin_unordered_cmp): Likewise.
23 (fold_builtin_1): Likewise.
24 (fold_builtin_n): Likewise.
26 2008-04-24 Jakub Jelinek <jakub@redhat.com>
28 PR tree-optimization/36008
29 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
30 the original op1, rather than delta by step.
32 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
33 Sebastian Pop <sebastian.pop@amd.com>
35 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
36 eliminate_local_variables_stmt, eliminate_local_variables,
37 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
38 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
39 of code delimited by two edges in the CFG.
40 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
41 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
42 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
43 the case of parallelisation of reductions.
44 (expr_invariant_in_region_p): New.
46 * tree-flow.h (gather_blocks_in_sese_region): Declared.
47 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
49 2008-04-24 Ira Rosen <irar@il.ibm.com>
50 Richard Guenther <rguenther@suse.de>
52 PR tree-optimization/36034
53 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
54 incapable of dealing with loads with gaps.
56 2008-04-24 Rafael Espindola <espindola@google.com>
58 * tree-flow.h (vrp_evaluate_conditional): Change signature.
59 * tree-ssa-propagate.c (fold_predicate_in): Update call to
60 vrp_evaluate_conditional.
61 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
62 (vrp_evaluate_conditional): Split the cond argument.
63 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
64 (simplify_stmt_for_jump_threading): Update call to
65 vrp_evaluate_conditional.
67 2008-04-24 Ira Rosen <irar@il.ibm.com>
69 PR tree-optimization/35982
70 * tree-vect-analyze.c (vect_check_interleaving): Check that the
71 interleaved data-refs are of the same type.
73 2008-04-24 Danny Smith <dannysmith@users.net>
75 * c-format.c (check_format_info_main): Use strncmp rather than a magic prefix
76 to handle multichar length specs.
77 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
78 Don't prefix "I64" and "I32" with '\0'.
80 2008-04-24 Jakub Jelinek <jakub@redhat.com>
83 * config/i386/i386.c (init_cumulative_args): Don't pass anything
84 in registers for -m32 only if stdarg_p (fntype).
86 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
88 PR rtl-optimization/36006
89 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
90 temp to op0 in order to avoid invalid rtx sharing.
92 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
94 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
96 * tree-gimple.c (is_gimple_address): New.
97 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
98 * tree-gimple.h (is_gimple_address): New.
99 * tree.h (decl_address_invariant_p): New.
100 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
101 (build_string): Likewise.
102 (decl_address_invariant_p): New, from is_gimple_invariant_address.
103 (tree_invariant_p_1): Likewise.
105 (tree_invariant_p): New.
106 (skip_simple_arithmetic): Use it.
107 (stabilize_reference_1): Use it.
108 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
110 (build1_stat): Drop code to compute TREE_INVARIANT.
111 (build2_stat): Drop code to compute TREE_INVARIANT.
112 (build3_stat): Drop code to compute TREE_INVARIANT.
113 (build4_stat): Drop code to compute TREE_INVARIANT.
114 (build5_stat): Drop code to compute TREE_INVARIANT.
115 (build7_stat): Drop code to compute TREE_INVARIANT.
116 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
117 * tree.h (struct tree_base): Remove invariant_flag.
118 (TREE_INVARIANT): Remove.
119 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
120 (fold_builtin_expect): Check TREE_CONSTANT.
121 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
122 * c-tree.h (c_expr_to_decl): Drop third parameter.
123 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
124 (build_c_cast): Don't set TREE_INVARIANT.
125 (pop_init_level): Don't set TREE_INVARIANT.
126 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
127 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
129 (gimplify_init_constructor): Don't set TREE_INVARIANT.
130 (gimplify_addr_expr): Adjust comment.
131 * tree-mudflap.c (mf_build_string):
132 * print-tree.c (print_node): Don't print TREE_INVARIANT.
133 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
134 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
135 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
136 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
137 * langhooks.h (struct lang_hooks): Drop third parameter from
140 2008-04-23 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/27799
143 PR tree-optimization/32921
144 PR tree-optimization/32624
145 * tree-ssa-structalias.c (merge_smts_into): Only merge the
146 SMTs aliases and the tag itself into the solution.
147 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
148 merge the points-to solution back into the SMT aliases.
149 (may_alias_p): Use alias_set_subset_of instead of
150 aliases_conflict_p. A pointer which points to
151 memory with alias set zero may access any variable.
153 2008-04-23 Richard Guenther <rguenther@suse.de>
155 * alias.c (alias_set_subset_of): Correctly handle asking
156 if zero is a subset of an alias set with zero child.
157 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
158 (compute_flow_insensitive_aliasing): Correctly walk all
159 pointers. Do not unnecessarily union sets.
161 2008-04-23 Richard Guenther <rguenther@suse.de>
164 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
166 2008-04-22 Tomas Bily <tbily@suse.cz>
168 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
170 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
172 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
173 * tree-ssa-structalias.c (get_constraint_for): Likewise.
174 * tree-inline.c (estimate_num_insns_1): Likewise.
175 * varasm.c (const_hash_1, compare_constant, copy_constant)
176 (compute_reloc_for_constant, output_addressed_constants): Likewise.
177 * emit-rtl.c (component_ref_for_mem_expr)
178 (set_mem_attributes_minus_bitpos): Likewise.
179 * expr.c (highest_pow2_factor, expand_expr_real_1, )
180 (is_aligning_offset): Likewise.
181 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
183 * dojump.c (do_jump): Likewise.
184 * builtins.c (get_pointer_alignment, get_memory_rtx)
185 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
186 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
188 2008-04-23 Jakub Jelinek <jakub@redhat.com>
190 PR rtl-optimization/36017
191 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
192 expanding the library call.
194 2008-04-22 Ian Lance Taylor <iant@google.com>
196 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
199 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
201 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
202 of LR/CTR moves for Power6.
204 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
207 * passes.c (init_optimization_passes): Remove
208 pass_fast_rtl_byte_dce.
210 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
214 builtin functions to generate faster code.
215 (_mm_cvtpu16_ps): Ditto.
216 (_mm_cvtpi32x2_ps): Ditto.
218 2008-04-22 Nick Clifton <nickc@redhat.com>
220 * common.opt (ftree-loop-distribution): Add Optimization
223 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
224 (frv_expand_builtin_va_start): Likewise.
226 * config/arm/arm.c (thumb_find_work_register): Fix location of
227 argument register count.
229 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
231 Support scheduling for ColdFire V1 and V3 microarchitecture.
232 Improve scheduling of multiplication instructions.
234 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
235 (mac): New instruction attribute.
236 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
237 (m68k_sched_mac): New variable.
238 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
239 Handle cfv1 and cfv3.
240 (max_insn_size): New static variable.
241 (struct _sched_ib): New type.
242 (sched_ib): New static variable.
243 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
244 to fields of 'struct _sched_ib sched_ib'. Update all uses.
245 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
247 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
248 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
249 new variables. Update.
250 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
251 Add modeling of cfv3 instruction buffer. Update.
252 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
253 * config/m68k/m68k.h (TUNE_CFV3): New macro.
254 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
255 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
256 a particular reservation applies to.
257 (type2): Reorganize attribute values. Rename alu to alu_reg,
258 alu_l to alu, move_l to omove. Join move to alu. Split mul
260 (cf_ib_*): Simplify description of instruction buffer.
261 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
262 (cf_mem): Split into cf_mem1 and cf_mem2.
263 (cf_v2_move_??): Rename to cfv12_alu_??.
264 (cf_v2_move_l_??): Rename to cfv12_omove_??.
265 (cf_v2_mul_??): Remove reservations.
266 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
267 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
268 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
270 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
271 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
272 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
273 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
274 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
275 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
276 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
277 expansions of the above reservations for instructions of sizes
280 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
282 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
284 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
286 * coverage.c: Include tree-pass.h.
287 (coverage_counter_alloc): Print da_file_name to the dump file.
289 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
291 * sbitmap.c (sbitmap_range_empty_p): New function.
292 * sbitmap.h (sbitmap_range_empty_p): New function.
293 * bitmap.h: Now includes obstack.h.
295 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
296 Kenneth Zadeck <zadeck@naturalbridge.com>
298 * dbgcnt.def (ra_byte_scan): Added.
299 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
300 when the last hit happens for a counter.
301 * timevar.def (TV_DF_BYTE_LR): New variable.
302 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
303 * passes.c (pass_fast_rtl_byte_dce): New pass.
304 * fwprop.c (update_df): Added mode to call df_ref_create.
305 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
306 DF_REF_EXTRACT_OFFSET.
307 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
308 DF_BYTE_LR_OUT, df_byte_lr): New macro.
310 (df_ref_extract): Added mode field.
311 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
312 DF_REF_EXTRACT_OFFSET.
313 (DF_REF_EXTRACT_MODE): New macro.
314 (df_byte_lr_bb_info): New structure.
315 (df_print_byte_regset, df_compute_accessed_bytes,
316 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
317 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
318 df_byte_lr_simulate_uses,
319 df_byte_lr_simulate_artificial_refs_at_top,
320 df_byte_lr_simulate_artificial_refs_at_end,
321 df_compute_accessed_bytes): New function.
322 (df_ref_create): Add parameter.
323 (df_byte_lr_get_bb_info): New inline function.
324 * df-scan.c (df_ref_record, df_uses_record,
325 df_ref_create_structure): Added mode parameter.
326 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
327 df_defs_record, df_uses_record, df_get_conditional_uses,
328 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
329 df_entry_block_defs_collect, df_exit_block_uses_collect):
330 Added mode parameter to calls to df_ref_record, df_uses_record,
331 df_ref_create_structure.
332 (df_ref_equal_p, df_ref_compare): Added test for modes.
333 (df_ref_create_structure): Added code to set mode. Renamed
334 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
335 DF_REF_EXTRACT_OFFSET.
336 * df-core.c (df_print_byte_regset): New function.
337 * df-byte-scan.c: New file.
338 * df-problems.c (df_rd_transfer_function): Removed unnecessary
339 calls to BITMAP_FREE.
340 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
341 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
342 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
343 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
344 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
345 df_byte_lr_local_compute, df_byte_lr_init,
346 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
347 df_byte_lr_transfer_function, df_byte_lr_free,
348 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
349 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
350 df_byte_lr_simulate_uses,
351 df_byte_lr_simulate_artificial_refs_at_top,
352 df_byte_lr_simulate_artificial_refs_at_end): New function.
353 * dce.c (byte_dce_process_block): New function.
354 (dce_process_block): au is now passed in rather than computed
355 locally. Changed loops that look at artificial defs to not look
356 for conditional or partial ones, because there never are any.
357 (fast_dce): Now is able to drive byte_dce_process_block or
358 dce_process_block depending on the kind of dce being done.
359 (rest_of_handle_fast_dce): Add parameter to fast_dce.
360 (rest_of_handle_fast_byte_dce): New function.
361 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
362 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
364 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
367 * gcc.h: Added fortran options that take arguments to
368 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
371 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
373 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
374 scalarization if on the LHS and not a full access.
376 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
378 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
380 2008-04-18 Rafael Espindola <espindola@google.com>
382 * tree-vrp.c (find_case_label_index): Fix the binary search.
383 (find_case_label_range): New.
384 (vrp_visit_switch_stmt): Use find_case_label_range.
385 (simplify_switch_using_ranges): Use find_case_label_range.
387 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
389 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
390 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
392 2008-04-18 Tom Tromey <tromey@redhat.com>
395 * doc/cpp.texi (Implementation-defined behavior): Mention
398 2008-04-18 Ian Lance Taylor <iant@google.com>
400 * fold-const.c (pointer_may_wrap_p): New static function.
401 (fold_comparison): Add another test for pointer overflow. Use
402 pointer_may_wrap_p to disable some false positives.
404 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
406 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
407 (fname_as_string): Match updated cpp_interpret_string prototype.
408 (fix_string_type): Support char16_t* and char32_t*.
409 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
410 derivative) nodes. Register as builtin if C++0x.
411 (c_parse_error): Support CPP_CHAR{16,32}.
412 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
413 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
414 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
415 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
416 CTI_CHAR32_ARRAY_TYPE>: New elements.
417 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
418 char32_type_node, signed_char32_type_node, char16_array_type_node,
419 char32_array_type_node): New defines.
420 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
421 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
422 (lex_string): Support CPP_STRING{16,32}, match updated
423 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
424 (lex_charconst): Support CPP_CHAR{16,32}.
425 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
426 and CPP_STRING{16,32}.
428 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
431 * aclocal.m4: Regenerate.
432 * configure: Regenerate.
434 2008-04-18 Jan Hubicka <jh@suse.cz>
436 * except.c (dw2_size_of_call_site_table,
437 sjlj_size_of_call_site_table): Use vector API for call_site_record.
439 * cgraphbuild.c (build_cgraph_edges): Update.
440 * tree-pass.h: Update comment.
441 * final.c (leaf_function_p): Update.
442 (leaf_renumber_regs): Update.
443 (rest_of_clean_state): Update.
444 * omp-low.c (expand_omp_parallel): Update.
445 * ipa-reference.c (analyze_function): Update.
446 * reorg.c (find_end_label): Update.
447 (optimize_skip): Update.
448 (fill_simple_delay_slots): Update.
449 (fill_simple_delay_slots): Update.
450 (make_return_insns): Update.
451 (dbr_schedule): Update.
452 * gimple-low.c (record_vars_into): Update.
453 * cfgbuild.c (make_edges): Update.
454 * function.c (assign_stack_local): Update.
455 (assign_parm_adjust_stack_rtl): Update.
456 (locate_and_pad_parm): Update.
457 (allocate_struct_function): Do not initialize stack_alignment_needed
458 and preferred_stack_boundary here.
459 (stack_protect_prologue): Update.
460 (stack_protect_epilogue): Update.
461 (expand_function_start): Initialize stack_alignment_needed,
462 preferred_stack_boundary and max_jumptable_ents.
463 (expand_function_end): Update.
464 (free_after_compilation): Do not NULLify epilogue_delay_list.
465 * function.h (struct rtl_data): Add stack_protect_guard,
466 stack_alignment_needed,
467 preferred_stack_boundary, epilogue_delay_list.
468 (struct function): Remove value_histograms, stack_alignment_needed,
469 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
471 unexpanded_var_list, stack_protect_guard.
472 (current_function_epilogue_delay_list): Remove.
473 * ipa-type-escape.c (analyze_function): Update.
474 * gimplify.c (pop_gimplify_context): Update comment.
475 * calls.c (expand_call): Update.
476 (emit_library_call_value_1): Update.
477 * except.c (set_nothrow_function_flags): Update.
478 * cfgexpand.c (get_decl_align_unit): Update.
479 (create_stack_guard): Update.
480 (estimated_stack_frame_size): Update.
481 (expand_used_vars): Update.
482 (tree_expand_cfg): Free histogram earliers, init expansion variables.
483 * explow.c (allocate_dynamic_stack_space): Update.
484 * tree-ssa-live.c (remove_unused_locals): Update.
485 * varasm.c (mark_constant_pool): Update.
486 * tree-inline.c (remap_decls): Update.
487 (initialize_cfun): Update.
488 (declare_return_variable): Update.
489 (inline_forbidden_p): Update.
490 (expand_call_inline): Update.
491 (declare_inline_vars): Update.
492 (tree_function_versioning): Update.
493 * tree-flow.h (value_histograms): New.
494 (VALUE_HISTOGRAMS): New macro.
495 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
497 * tree-cfg.c (set_bb_for_stmt): Update.
498 (replace_by_duplicate_decl): Update.
499 (move_block_to_fn): Update.
500 (new_label_mapper): Update.
501 (dump_function_to_file): Update.
502 * ipa-struct-reorg.c (build_data_structure): Update.
503 * cfgrtl.c (print_rtl_with_bb): Update.
504 * reload1.c (reload): Update.
506 * config/i386/i386.c (setup_incoming_varargs_64,
507 ix86_compute_frame_layout): Update.
508 * config/arc/arc.c (arc_output_function_epilogue): Update.
510 2008-04-18 Marius Strobl <marius@FreeBSD.org>
512 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
514 * gthr-posix95.h: Likewise.
516 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
518 PR rtl-optimization/35838
519 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
520 out the byte offset of the first subreg.
522 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
524 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
525 to split_ti instead of three separate calls with single member arrays.
526 (subti3 splitter): Ditto.
527 (adddi3 splitter): Ditto with split_di.
528 (subdi3 splitter): Ditto.
529 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
530 two separate calls with single member arrays. Swap match_dup
531 operands 1 and 2 to better fit into the array.
532 (negdi2 splitter): Ditto with split_di.
533 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
534 two separate calls with single member arrays. Swap match_dup operands
535 6 and 7 to better fit into the array.
537 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
539 * config/i386/i386.c (sse_builtin_type): New.
540 (bdesc_sse_args): Likewise.
541 (bdesc_sse_3arg): Removed.
542 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
543 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
544 IX86_BUILTIN_ROUNDPS.
545 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
546 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
547 IX86_BUILTIN_ROUNDPS.
548 (ix86_expand_sse_4_operands_builtin): Removed.
549 (ix86_expand_sse_operands_builtin): New.
550 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
551 and CODE_FOR_sse4_1_roundps.
552 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
553 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
555 2008-04-17 Alan Modra <amodra@bigpond.net.au>
558 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
559 regs before frame pop when needed. If use_backchain_to_restore_sp
560 then load backchain into a temp reg to restore vr and vrsave. Add
561 code to restore vr after frame pop if possible.
563 2008-04-17 Richard Guenther <rguenther@suse.de>
565 * tree-vn.c (expressions_equal_p): Do not check type
566 equality or compatibility before calling operand_equal_p.
567 * fold-const.c (operand_equal_p): Check equivalence of
568 integer constants before bailing out due to signedness or
569 precision differences.
570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
571 spurious differences in type qualification. Ignore types
572 for COMPONENT_REFs at all.
574 2008-04-17 Christian Bruel <christian.bruel@st.com>
576 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
579 2008-04-16 Jakub Jelinek <jakub@redhat.com>
582 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
585 PR tree-optimization/35899
586 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
587 rather than TREE_OPERAND.
589 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
593 temporary registers. Change operand predicate to general_operand.
594 (remainderxf3): Ditto.
596 2008-04-16 Richard Guenther <rguenther@suse.de>
598 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
599 * tree-affine.c (aff_combination_expand): Look through some
602 2008-04-15 Doug Kwan <dougkwan@google.com>
604 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
606 * tree-pretty-print.c (dump_generic_node): Ditto.
607 * final.c (output_addr_const): Ditto.
608 * dwarf2out.c (output_cfi): Ditto.
609 * c-pretty-print.c (pp_c_integer_constant): Ditto.
610 * print-rtl.c (print_rtx): Ditto.
611 * print-tree.c (print_node_brief, print_node): Ditto.
612 * c-common.c (match_case_to_enum_1): Ditto.
613 * sched-vis.c (print_value): Ditto.
614 * config/i386/i386.c (print_operand): Cast to long unsigned int
617 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
618 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
619 MS Windows VirtualProtect function.
621 2008-04-15 Jan Hubicka <jh@suse.cz>
623 * gengtype.c (write_root): Param_is argument is OK.
624 * expr.c (expand_expr_real_1): Update call of get_exception_*.
625 * function.h: Include varray.h
626 (rtl_eh): New stucture based on except.c one.
627 (call_site_record): New forward declaration and vector type.
628 * calls.c (emit_call_1): Do not call
629 note_current_region_may_contain_throw.
630 * except.c (eh_status): Remove cur_region, try_region since they are
632 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
633 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
634 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
635 Remove call_site_data_used, call_site_data_size.
636 Turn call_site_record into vector in function.h.
637 (note_current_region_may_contain_throw): Remove.
638 (get_exception_pointer, get_exception_filter): Do not take struct
639 function argument; update.
640 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
641 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
642 build_post_landing_pads, dw2_build_landing_pads,
643 sjlj_assign_call_site_values, sjlj_mark_call_sites,
644 sjlj_emit_function_enter, sjlj_emit_function_enter,
645 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
646 sjlj_build_landing_pads, finish_eh_generation,
647 remove_exception_handler_label, remove_eh_handler,
648 maybe_remove_eh_handler, add_reachable_handler,
649 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
650 add_action_record, collect_one_action_chain, add_call_site,
651 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
652 sjlj_output_call_site_table, output_function_exception_table,
653 * except.h (note_current_region_may_contain_throw): Remove
654 (get_exception_pointer, get_exception_filter): Do not take struct
656 * Makefile.in (GTFILES): Put varargs before struct function.
658 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
660 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
662 (get_constraint_for): Deal with STRING_CST here instead.
664 2008-04-15 Richard Guenther <rguenther@suse.de>
666 * tree-ssa-propagate.c (substitute_and_fold): Substitute
667 statements in a basic-block with a backward walk. Do not
668 substitute into dead statements but instead remove those.
670 2008-04-15 Richard Guenther <rguenther@suse.de>
672 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
673 to zero, thus disable creation of SFTs.
675 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
677 * tree-predcom.c (suitable_reference_p): Return false if the
680 2008-04-15 Jakub Jelinek <jakub@redhat.com>
683 * c-decl.c (finish_decl): If extern or static var has variable
684 size, set TREE_TYPE (decl) to error_mark_node.
686 2008-04-15 Rafael Espindola <espindola@google.com>
688 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
691 2008-04-15 Richard Guenther <rguenther@suse.de>
693 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
694 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
695 (visit_reference_op_load): Do walk vuse-vdef chains on
697 (visit_reference_op_store): But do not here.
698 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
700 (vn_lookup_with_vuses): But do so here.
702 2008-04-14 Ian Lance Taylor <iant@google.com>
704 * fold-const.c (fold_overflow_warning): Remove assertion.
706 2008-04-15 Ben Elliston <bje@au.ibm.com>
708 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
709 temp1 local variables.
711 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
714 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
715 ".text.unlikely" section as executable.
717 2008-04-14 James E. Wilson <wilson@tuliptree.org>
719 * config/ia64/ia64.c (rtx_needs_barrier): Handle
720 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
721 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
722 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
723 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
724 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
725 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
727 2008-04-14 Ian Lance Taylor <iant@google.com>
729 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
730 * fold-const.c (fold_comparison): If appropriate, test
731 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
732 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
733 reassociating a pointer type.
734 * doc/invoke.texi (Optimize Options): Document that
735 -fstrict-overflow applies to pointer wraparound.
737 2008-04-13 Jan Hubicka <jh@suse.cz>
739 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
741 2008-04-12 Andrew Pinski <pinskia@gmail.com>
743 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
744 we are going to "save the world".
746 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
748 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
749 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
750 operand 0 constraint, not "=".
752 2008-04-11 James E. Wilson <wilson@tuliptree.org>
754 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
756 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
758 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
759 of size of positions_needed * CHAR_BIT.
761 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
764 * dse.c (store_info): Change positions_needed to unsigned
766 (lowpart_bitmask): New.
767 (record_store): Cast to unsigned HOST_WIDE_INT for
768 positions_needed. Assert width <= size of positions_needed *
769 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
770 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
771 lowpart_bitmask to set mask.
773 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
775 * config/bfin/constraints.md: New file.
776 * config/bfin/bfin.md: Include it.
777 (adddi3): Use satisfies_constraint functions instead of the old macros.
778 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
779 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
780 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
781 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
782 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
783 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
784 EXTRA_CONSTRAINT): Delete.
785 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
786 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
788 * config/bfin/bfin.c: Include "tm-constrs.h".
789 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
790 Use satisfies_constraint functions instead of the old macros.
791 * doc/md.texi (Blackfin Constraints): Update file name reference.
793 2008-04-11 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/35869
796 * tree-vrp.c (execute_vrp): Move switch statement update after
797 jump threading. Schedule another cfg cleanup run.
799 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
802 * attribs.c (decl_attributes): Return early on errorneous node.
804 2008-04-10 Oleg Ryjkov <olegr@google.com>
806 * tree.h (struct tree_base): Added a new flag default_def_flag.
807 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
809 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
811 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
813 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
816 * pa.md: Define mode iterator P. Define mode attribute dwc.
817 (dcacheflush): Update pattern to use iterator P and attribute dwc.
818 (icacheflush): Likewise.
819 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
820 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
822 2008-04-11 Ben Elliston <bje@au.ibm.com>
824 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
826 2008-04-10 Rafael Espindola <espindola@google.com>
828 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
829 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
830 (extract_range_from_expr): The same.
832 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
834 * config/mips/mips.md (GPR2): New mode iterator.
836 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
837 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
838 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
839 Rewrite these to take two modes, the mode of comparison and the
840 mode of the destination.
841 * config/mips/mips.c (mips_expand_scc): Instead of having
842 paradoxical subreg as destination, expand "narrowing" scc if mode
843 of comparison is SI and target is requested in DI mode.
844 (mips_emit_int_order_test): Update comment. Make mode of
845 comparison match CMP0 rather than TARGET. When creating inverse
846 target use mode of TARGET.
848 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
850 * gcov-dump.c (tag_summary): Only print summaries for the first
851 GCOV_COUNTERS_SUMMABLE counters.
853 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/i386.md (absneg): New code iterator.
856 (absnegprefix): New code attribute.
857 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
858 patterns using absneg code iterator.
859 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
860 using absneg code iterator.
861 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
862 *neg<mode>2 patterns using absneg code iterator.
863 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
864 *negextendsfdf2 patterns using absneg code iterator.
865 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
866 *negextendsfxf2 patterns using absneg code iterator.
867 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
868 *negextendsfdf2 patterns using absneg code iterator.
869 * config/i386/sse.md (<code><mode>2): Macroize expander from
870 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
872 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
874 * config/s390/s390.h: Remove the remains of the recent search
875 & replace action of current_function_outgoing_args_size.
877 2008-04-10 Ira Rosen <irar@il.ibm.com>
879 PR tree-optimization/35821
880 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
881 NEW_STMT_LIST is not NULL.
883 2008-04-09 David Edelsohn <edelsohn@gnu.org>
886 * toplev.c (process_options): Remove -ffunction-sections debugging
889 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
891 PR middle-end/PR28690
892 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
893 than gen_rtx_fmt_ee to perform more canonicalizations.
895 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
900 2008-04-09 Richard Guenther <rguenther@suse.de>
902 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
903 (dump_function_to_file): Dump function arguments with types.
905 2008-04-08 Richard Guenther <rguenther@suse.de>
907 * fold-const.c (fold_widened_comparison): Do not allow
908 sign-changes that change the result.
910 2008-04-08 Janis Johnson <janis187@us.ibm.com>
913 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
914 kinds of indirect references.
916 2008-04-08 David Edelsohn <edelsohn@gnu.org>
918 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
919 GNU Fortran language string.
921 2008-04-08 Rafael Espindola <espindola@google.com>
923 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
924 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
925 * tree.h (tree_call_nonnegative_warnv_p): New.
927 2008-04-08 Jan Hubicka <jh@suse.cz>
929 * function.c (free_after_compilation): Clear out regno_reg_rtx
932 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
935 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
937 PR middle-end/PR28690
938 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
939 same precedence as REG_POINTER and MEM_POINTER operands.
941 2008-04-08 Richard Guenther <rguenther@suse.de>
944 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
945 for adding index to base.
947 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
949 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
950 (MINGW_ENABLE_EXECUTE_STACK): New.
951 (IN_LIBGCC2): For libgcc include windows.h file for
952 function declarations.
954 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
956 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
957 and tem2 if tem1 is not a REG or MULT.
959 2008-04-08 Jan Hubicka <jh@suse.cz>
961 * function.h (incomming_args): Break out of struct function.
962 (function_subsections): Break out of struct function.
963 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
964 return_rtx and hard_reg_initial_vals from struct function.
965 Kill inl_max_label_num.
966 (current_function_pops_args, current_function_args_info,
967 current_function_args_size, current_function_args_size,
968 current_function_pretend_args_size,
969 current_function_outgoing_args_size,
970 current_function_internal_arg_pointer, current_function_return_rtx):
971 Kill compatibility accestor macros.
972 * builtins.c (expand_builtin_apply_args_1): Update.
973 (expand_builtin_next_arg): Update.
974 * df-scan.c (df_get_call_refs): Update.
975 * dbxout.c (dbxout_function_end): Update.
976 * dwarf2out.c (dwarf2out_switch_text_section): Update.
977 (output_line_info): Update.
978 (secname_for_decl): Update.
979 (dwarf2out_var_location): Update.
980 * function.c (free_after_compilation): Update.
981 (assign_parm_find_stack_rtl): Update.
982 (assign_parms): Update.
983 (expand_dummy_function_end): Update.
984 (expand_function_end): Update.
985 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
986 (expand_call): Update.
987 (emit_library_call_value_1): Update.
988 (store_one_arg): Update.
989 * varasm.c (initialize_cold_section_name): Update.
990 (unlikely_text_section): Update.
991 (unlikely_text_section_p): Update.
992 (assemble_start_function): Update.
993 (assemble_end_function): Update.
994 (default_section_type_flags): Update.
995 (switch_to_section): Update.
996 * integrate.c (set_decl_abstract_flags): Update.
997 (get_hard_reg_initial_val): Update.
998 (has_hard_reg_initial_val): Update.
999 (allocate_initial_values): Update.
1000 * resource.c (init_resource_info): Update.
1001 * config/alpha/alpha.c (NUM_ARGS): Update.
1002 (direct_return): Update.
1003 (alpha_va_start): Update.
1004 (alpha_sa_size): Update.
1005 (alpha_initial_elimination_offset): Update.
1006 (alpha_expand_prologue): Update.
1007 (alpha_start_function): Update.
1008 (alpha_expand_epilogue): Update.
1009 (unicosmk_initial_elimination_offset):
1010 * config/alpha/alpha.md (call expander): Update.
1011 * config/s390/s390.c (s390_register_info): Update.
1012 (s390_register_info): Update.
1013 (s390_frame_info): Update.
1014 (s390_initial_elimination_offset): Update.
1015 (s390_build_builtin_va_list): Update.
1016 (s390_va_start): Update.
1017 * config/spu/spu.c (direct_return): Update.
1018 (spu_expand_prologue): Update.
1019 (spu_initial_elimination_offset): Update.
1020 (spu_build_builtin_va_list): Update.
1021 (spu_va_start): Update.
1022 * config/sparc/sparc.c (sparc_init_modes): Update.
1023 (sparc_compute_frame_size): Update.
1024 (function_value): Update.
1025 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1026 * config/i386/i386.md (return expander): Update.
1027 * config/i386/i386.c (ix86_va_start): Update.
1028 (ix86_can_use_return_insn_p): Update.
1029 (ix86_compute_frame_layout): Update.
1030 (ix86_expand_epilogue): Update.
1031 * config/sh/sh.c (output_stack_adjust): Update.
1032 (calc_live_regs): Update.
1033 (sh_expand_prologue): Update.
1034 (sh_builtin_saveregs): Update.
1035 (sh_va_start): Update.
1036 (initial_elimination_offset): Update.
1037 (sh_allocate_initial_value): Update.
1038 (sh_function_ok_for_sibcall): Update.
1039 (sh_get_pr_initial_val): Update.
1040 * config/sh/sh.md (return expander): Update.
1041 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1042 * config/crx/crx.c (crx_compute_frame): UPdate.
1043 (crx_initial_elimination_offset): UPdate.
1044 * config/xtensa/xtensa.c (compute_frame_size): Update
1045 (xtensa_builtin_saveregs): Update.
1046 (xtensa_va_start): Update.
1047 (order_regs_for_local_alloc): Update.
1048 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1049 (xstormy16_expand_builtin_va_start): Update.
1050 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1051 * config/m68hc11/m68hc11.md (return expanders): Update.
1052 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1053 (expand_epilogue): Update.
1054 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1055 (cris_simple_epilogue): Update.
1056 (cris_expand_prologue): Update.
1057 (cris_expand_epilogue): Update.
1058 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1059 (compute_frame_size): Update.
1060 * config/mt/mt.c (mt_compute_frame_size): Update.
1061 * config/mn10300/mn10300.c (expand_prologue): Update.
1062 (expand_epilogue): Update.
1063 (initial_offset): Update.
1064 (mn10300_builtin_saveregs):
1065 * config/mn10300/mn10300.md (return expander): Update.
1066 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1067 (ia64_initial_elimination_offset): Update.
1068 (ia64_initial_elimination_offset): Update.
1069 (ia64_expand_prologue): Update.
1070 * config/m68k/m68k.md (return expander): Update.
1071 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1072 (rs6000_stack_info): Update.
1073 * config/mcore/mcore.c (layout_mcore_frame): Update.
1074 (mcore_expand_prolog): Update.
1075 * config/arc/arc.c (arc_compute_frame_size): Update.
1076 * config/score/score3.c (score3_compute_frame_size): Update.
1077 * config/score/score7.c (score7_compute_frame_size): Update.
1078 * config/arm/arm.c (use_return_insn): Update.
1079 (thumb_find_work_register): Update.
1080 (arm_compute_save_reg_mask): Update.
1081 (arm_output_function_prologue): Update.
1082 (arm_output_epilogue): Update.
1083 (arm_size_return_regs): Update.
1084 (arm_get_frame_offsets): Update.
1085 (arm_expand_prologue): Update.
1086 (thumb_exit): Update.
1087 (thumb_unexpanded_epilogue): Update.
1088 (thumb1_output_function_prologue): Update.
1089 * config/pa/pa.md (return expander): Update.
1090 * config/pa/pa.c (compute_frame_size): Update.
1091 (hppa_builtin_saveregs): Update.
1092 * config/mips/mips.c (mips_va_start): Update.
1093 (mips16_build_function_stub): Update.
1094 (mips_compute_frame_info): Update.
1095 (mips_restore_gp): Update.
1096 (mips_output_function_prologue): Update.
1097 (mips_expand_prologue): Update.
1098 * config/v850/v850.c (compute_frame_size): Update.
1099 (expand_prologue): * config/mmix/mmix.c (along): update.
1100 (mmix_initial_elimination_offset): update.
1101 (mmix_reorg): update.
1102 (mmix_use_simple_return): update.
1103 (mmix_expand_prologue): update.
1104 (mmix_expand_epilogue): Update.
1105 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1106 (emit_link_insn): Update.
1108 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1110 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1111 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1113 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1116 2008-04-07 Jan Hubicka <jh@suse.cz>
1118 * function.h (rtl): Rename to x_rtl.
1120 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1121 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1122 used_temp_slots avail_temp_slots, temp_slot_level,
1123 nonlocal_goto_handler_labels): Update accesstors.
1124 (rtl): New global variable.
1125 (struct function): Move some fileds to rtl_data.
1126 (get_arg_pointer_save_area): Update prototype.
1127 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1128 get_arg_pointer_save_area.
1129 * expr.c (init_expr): Update
1130 * function.c (get_frame_size): Update
1131 (assign_stack_local): Update
1132 (expand_function_end): Update.
1133 (get_art_pointer_save_area): Update
1135 * emit-rtl.c (rtl): Declare.
1136 (regno_reg_rtx): Declare.
1137 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1139 (gen_reg_rtx): Update.
1140 * varasm.c (n_deferred_constatns): Update accestor.
1141 (init_varasm_status): Do not allocate varasm_status.
1142 (force_const_mem, get_pool_size, output_constant_pool): Update.
1143 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1144 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1145 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1146 * sparc/sparc.h (INIT_EXPANDERS): Update.
1147 * ia64/ia64.h (INIT_EXPANDERS): Update.
1149 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1151 * reload.c (push_secondary_reload): Add missing break to for loop.
1153 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1155 PR middle-end/PR28690
1156 * rtlanal.c: Update copyright years.
1157 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1158 as REG_POINTER and MEM_POINTER operands.
1159 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1160 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1161 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1162 * gcse.c: Update copyright years.
1163 (pre_delete): Call gen_reg_rtx_and_attrs.
1164 (hoist_code): Likewise.
1165 (build_store_vectors): Likewise.
1166 (delete_store): Likewise.
1167 * loop-invariant.c (move_invariant_reg): Likewise.
1168 Update copyright years.
1170 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1172 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1173 control string instead of quoted.
1175 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1177 * doc/rtl.texi: Rewrite of subreg section.
1179 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1182 * config/i386/i386.c (legitimize_pic_address): Add treating
1183 of dllimport SYM_REF's.
1184 (legitimize_dllimport_symbol): Add prototype.
1186 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1188 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1189 reference in constructor with non self-referential type.
1191 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1193 Removal of Return with Depressed Stack Pointer support
1194 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1195 (ECF_SP_DEPRESSED): Likewise.
1196 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1197 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1198 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1199 (expand_call): Do not test ECF_SP_DEPRESSED.
1200 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1201 * function.c (keep_stack_depressed): Delete.
1202 (handle_epilogue_set): Likewise.
1203 (update_epilogue_consts): Likewise.
1204 (emit_equiv_load): Likewise.
1205 (thread_prologue_and_epilogue_insns): Remove support for Return with
1206 Depressed Stack Pointer.
1207 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1209 2008-04-06 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/35400
1212 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1213 information from SSA_NAMEs.
1215 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1217 * config/avr/avr.h (avr_mega_p): Remove declaration.
1218 (AVR_MEGA): Remove macro.
1219 * config/avr/avr.c (avr_mega_p): Remove variable.
1220 (avr_override_options): Remove inicializion of avr_mega_p.
1221 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1222 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1223 (avr_jump_mode): (Ditto.).
1224 (avr_output_progmem_section_asm_op): (Ditto.).
1225 (avr_asm_init_sections): (Ditto.).
1226 (avr_asm_init_sections): (Ditto.).
1227 (avr_rtx_costs): (Ditto.).
1228 * config/avr/avr.md: (Ditto.).
1229 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1232 2008-04-06 Richard Guenther <rguenther@suse.de>
1234 PR tree-optimization/35842
1235 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1236 is_gimple_invariant_address.
1238 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1240 * gcc.c (default_compilers): Sync Fortran extensions list with
1241 that in fortran/lang-specs.h.
1242 * doc/invoke.texi: Likewise.
1243 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1244 * dwarf2out.c (gen_compile_unit_die): Likewise.
1246 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1248 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1250 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1254 attribute is used for nested functions.
1256 2008-04-05 Jan Hubicka <jh@suse.cz>
1258 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1260 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1262 (dump_files): Update.
1263 (enable_rtl_dump_file): Do not accept letter argument.
1264 * tree-pass.h (dump_file_info): Remove letter argument.
1265 * toplev.c (decode_d_option): Update -da handling.
1266 * toplev.h (enable_rtl_dump_file): Update prototype.
1267 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1268 it out based on pass type.
1269 (register_dump_files_1): Likewise.
1270 (init_optimization_passes): Update register_one_dump_file calls.
1271 (execute_one_pass): Sanity check that IPA passes are called at IPA
1272 level and RTL passes at RTL level.
1273 (execute_pass_list): IPA pass can not be after or subpass of
1275 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1276 disallov RTL subpasses of IPA subpasses.
1278 2008-04-05 Ben Elliston <bje@au.ibm.com>
1280 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1281 builtins that return exactly once and do not throw. Cache call to
1284 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1286 PR rtl-optimization/34916
1288 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1289 between instruction pairs.
1291 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1293 * doc/invoke.texi: Document -mbitops for SH.
1294 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1295 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1296 * config/sh/sh.c (print_operand): Add %t operand code.
1297 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1298 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1299 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1300 (extendqihi2): Likewise.
1301 (movqi_i): Likewise.
1302 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1303 (extv): Use bld instruction for SH2A if possible.
1305 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1306 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1307 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1308 (bset.b, bclr.b): Define peepholes.
1309 * config/sh/sh.opt (mbitops): New option.
1311 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1314 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1315 and view convert expression.
1317 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1320 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1322 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1324 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1326 * config/i386/cpuid.h (bit_AES): New.
1327 (bit_PCLMUL): Likewise.
1329 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1330 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1331 SSE2 if AES or PCLMUL is enabled.
1332 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1333 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1334 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1335 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1336 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1337 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1338 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1339 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1340 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1341 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1342 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1343 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1344 __builtin_ia32_aeskeygenassist128 and
1345 __builtin_ia32_pclmulqdq128.
1346 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1347 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1348 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1350 * config/i386/i386.h (TARGET_AES): New.
1351 (TARGET_PCLMUL): Likewise.
1352 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1354 * config/i386/i386.md (UNSPEC_AESENC): New.
1355 (UNSPEC_AESENCLAST): Likewise.
1356 (UNSPEC_AESDEC): Likewise.
1357 (UNSPEC_AESDECLAST): Likewise.
1358 (UNSPEC_AESIMC): Likewise.
1359 (UNSPEC_AESKEYGENASSIST): Likewise.
1360 (UNSPEC_PCLMUL): Likewise.
1362 * config/i386/i386.opt (maes): New.
1363 (mpclmul): Likewise.
1365 * config/i386/sse.md (aesenc): New pattern.
1366 (aesenclast): Likewise.
1368 (aesdeclast): Likewise.
1370 (aeskeygenassist): Likewise.
1371 (pclmulqdq): Likewise.
1373 * config/i386/wmmintrin.h: New.
1375 * doc/extend.texi: Document AES and PCLMUL built-in function.
1377 * doc/invoke.texi: Document -maes and -mpclmul.
1379 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1381 * function.c (free_after_parsing): Replace with
1382 cxx_push_function_context from C++ front-end.
1383 (allocate_struct_function): Don't call langhook.
1384 * langhooks.h (struct lang_hooks_for_functions): Delete.
1385 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1387 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1388 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1389 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1390 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1391 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1392 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1393 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1395 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1396 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1398 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1401 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1404 2008-04-04 Richard Guenther <rguenther@suse.de>
1407 * fold-const.c (optimize_minmax_comparison): Use the correct
1408 type for the constant in the simplified comparison.
1410 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1412 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1413 Pass L2 size as "--param l2-cache-size" to the compiler.
1414 (decode_l2_cache): New function to decode L2 cache parameters using
1415 0x8000006 extended cpuid function.
1416 (detect_caches_amd): Determine parameters of L2 cache using
1417 decode_l2_caches function.
1418 (decode_caches_intel): Decode L2 cache parameters.
1419 (detect_caches_intel): Determine L2 cache parameters using
1420 decode_caches_intel and decode_l2_caches functions.
1422 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1424 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1425 secondary input reload for subword loads from the constant pool.
1427 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1431 constants of the appropriate size for runtime calculations.
1434 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1435 decimal-float literal constant zero.
1437 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1440 * c-parser.c (c_parser_omp_atomic): Call
1441 default_function_array_conversion on the RHS.
1444 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1445 call is_variable_sized if decl has incomplete type.
1447 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1449 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1451 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1453 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1455 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1456 (sgt<u>): Merge sgt and sgtu into new expander.
1457 (sgt, sgtu): Remove expanders.
1458 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1459 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1460 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1461 *sgtu_<mode>_mips16 into new pattern.
1462 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1463 (sge<u>): Merge sge and sgeu into new expander.
1464 (sge, sgeu): Remove expanders.
1465 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1467 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1468 (slt<u>): Merge slt and sltu into new expander.
1469 (slt, sltu): Remove expanders.
1470 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1471 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1472 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1473 *sltu_<mode>_mips16 into new pattern.
1474 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1475 (sle<u>): Merge sle and sleu into new expander.
1476 (sle, sleu): Remove expanders.
1477 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1478 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1479 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1480 *sleu_<mode>_mips16 into new pattern.
1481 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1483 2008-04-03 Jan Hubicka <jh@suse.cz>
1485 PR tree-optimization/35795
1486 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1487 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1488 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1489 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1490 * score/score3.c (score3_output_mi_thunk): Likewise.
1491 * score/score7.c (score7_output_mi_thunk): Likewise.
1492 * mips/mips.c (mips_output_mi_thunk): Likewise.
1494 2008-04-03 Richard Guenther <rguenther@suse.de>
1496 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1497 conversions. Simplify code.
1499 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1501 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1503 2008-04-03 Tom Tromey <tromey@redhat.com>
1504 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1506 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1507 * config/bfin/t-bfin-linux (generated_files): Add
1508 linux-sysroot-suffix.h.
1509 * doc/install.texi (Prerequisites): Require make 3.80.
1510 * doc/sourcebuild.texi (Front End Directory): Document new
1512 * Makefile.in (generated_files): New variable.
1513 (ALL_HOST_OBJS): New variable.
1514 ($(ALL_HOST_OBJS)): New target.
1516 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1518 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1519 (remap_block): Call id->transform_lang_insert_block instead
1521 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1522 Set id.transform_lang_insert_block to NULL.
1523 (clone_body): Move to cp/optimize.c
1524 * tree-inline.h (struct copy_body_data): Change
1525 transform_lang_insert_block to function pointer.
1526 (copy_generic_body, copy_decl_no_change): Export.
1527 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1528 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1529 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1531 * c-tree.h (insert_block): Kill.
1532 * c-decl.c (insert_block): Kill.
1534 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1536 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1537 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1538 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1540 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1541 argument, call {push,pop}_function_context from here.
1542 * c-parser.c: Use c_{push,pop}_function_context.
1544 * function.c (push_function_context_to): Move meat ...
1545 (push_function_context): ... here. Simplify.
1546 * function.c (pop_function_context_from): Move meat ...
1547 (pop_function_context): ... here. Simplify.
1548 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1550 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1551 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1552 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1553 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1555 2008-04-03 Ben Elliston <bje@au.ibm.com>
1557 * expmed.c (extract_force_align_mem_bit_field): Remove.
1559 2008-04-03 Richard Guenther <rguenther@suse.de>
1562 * expr.h (try_casesi): Adjust prototype.
1563 * expr.c (try_casesi): Take fallback label as extra parameter.
1564 Use that for gen_casesi if default_label is NULL.
1565 * stmt.c (expand_case): Pass fallback label to try_casesi,
1566 make sure to fill gaps with a fallback label if default_label
1569 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1572 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1574 2008-04-03 Ben Elliston <bje@au.ibm.com>
1576 * expmed.c (extract_split_bit_field): Remove if (0) code.
1577 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1578 (do_ds_constraint): Likewise.
1580 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1582 * doc/cppopts.texi (-dU): Document.
1583 * c-common.h (flag_dump_macros): Update comment.
1584 * c-opts.c (handle_OPT_d): Handle -dU.
1585 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1586 dump_queued_macros, cb_used_define, cb_used_undef): New.
1587 (init_pp_output): Handle -dU.
1588 (cb_line_change): Call dump_queued_macros.
1589 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1591 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1593 * config/avr/predicates.md (io_address_operand): New predicate.
1594 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1595 * config/avr/avr.c (avr_io_address_p): Remove function.
1596 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1597 'avr_io_address_p' function.
1598 (out_movhi_r_mr): (Ditto.).
1599 (out_movqi_mr_r): (Ditto.).
1600 (out_movhi_mr_r): (Ditto.).
1601 (avr_address_cost): (Ditto.).
1603 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1606 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1607 in 32bit mode when XMM registers are available to avoid store
1609 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1610 corresponding post-reload splitters.
1612 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1615 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1616 __builtin_ia32_roundss.
1617 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1618 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1619 __builtin_ia32_roundss.
1620 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1621 IX86_BUILTIN_SHUFPD here.
1623 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1625 * config/i386/i386.md (plogic): New.
1626 (plogicprefix): Likewise.
1628 * config/i386/mmx.md (mmx_<code><mode>3): New.
1629 (mmx_and<mode>3): Removed.
1630 (mmx_ior<mode>3): Likewise.
1631 (mmx_xor<mode>3): Likewise.
1633 * config/i386/sse.md (<code><mode>3): New.
1634 (*<code><mode>3): Likewise.
1635 (*<code><mode>3): Likewise.
1636 (<code><mode>3): Likewise.
1637 (*sse_<code><mode>3): Likewise.
1638 (*sse2_<code><mode>3): Likewise.
1639 (<code>tf3): Likewise.
1640 (*<code>tf3): Likewise.
1641 (and<mode>3): Likewise.
1642 (*and<mode>3): Likewise.
1643 (ior<mode>3): Removed.
1644 (*ior<mode>3): Likewise.
1645 (xor<mode>3): Likewise.
1646 (*xor<mode>3): Likewise.
1647 (*and<mode>3): Likewise.
1648 (*ior<mode>3): Likewise.
1649 (*xor<mode>3): Likewise.
1650 (and<mode>3): Likewise.
1651 (*sse_and<mode>3): Likewise.
1652 (*sse2_and<mode>3): Likewise.
1654 (*andtf3): Likewise.
1655 (ior<mode>3): Likewise.
1656 (*sse_ior<mode>3): Likewise.
1657 (*sse2_ior<mode>3): Likewise.
1659 (*iortf3): Likewise.
1660 (xor<mode>3): Likewise.
1661 (*sse_xor<mode>3): Likewise.
1662 (*sse2_xor<mode>3): Likewise.
1664 (*xortf3): Likewise.
1666 2008-04-02 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/14495
1669 PR tree-optimization/34793
1670 * tree-vrp.c (struct switch_update): New structure.
1671 (to_remove_edges, to_update_switch_stmts): New VECs.
1672 (simplify_switch_using_ranges): New function. Remove not taken
1673 case labels and edges.
1674 (simplify_stmt_using_ranges): Call it.
1675 (identify_jump_threads): Mark edges we have queued for removal
1676 so we don't thread them.
1677 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1679 * tree-cfg.c (group_case_labels): Deal with missing default label.
1680 (tree_verify_flow_info): Allow missing default label.
1681 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1682 (emit_case_nodes): Likewise.
1683 (expand_case): Do not rely on the default label to be present.
1684 * expr.c (try_casesi): Deal with NULL default_label.
1685 (do_tablejump): Likewise.
1687 2008-04-02 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/14495
1690 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1691 SWITCH_EXPR here ...
1692 (vrp_visit_switch_stmt): ... but here (new function).
1693 (find_case_label_index): New helper function.
1694 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1696 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1698 * fwprop.c: Fix ISO-C99ism.
1700 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1703 * Makefile.in (objdir): Set it here.
1704 * configure.ac: Not here. Find dynamic linker characteristics.
1705 * exec-tool.in: Use them.
1706 * aclocal.m4: Regenerate.
1707 * configure: Regenerate.
1709 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1711 * expr.c (expand_var): Delete it.
1712 * expr.h (expand_var): Delete prototype.
1713 * function.c (expand_function_start): Use expand_decl instead.
1714 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1717 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1719 PR rtl-optimization/35542
1720 * fwprop.c (forward_propagate_and_simplify): Replace
1721 loc_reg_mentioned_in_p with reg_mentioned_p.
1723 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1725 PR rtl-optimization/35281
1726 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1727 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1728 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1729 (varying_mem_p): Move above propagate_rtx.
1730 (all_uses_available_at): Do not check MEMs.
1732 2008-04-02 Rafael Espindola <espindola@google.com>
1734 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1735 (register_edge_assert_for_2): Split the cond argument.
1736 (register_edge_assert_for_1): Adjust for the change in
1737 register_edge_assert_for_2.
1738 (register_edge_assert_for): Split the cond argument.
1739 (find_switch_asserts): Adjust for the change in
1740 register_edge_assert_for.
1742 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1744 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1745 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1746 offsets for 64-bit mingw.
1747 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1748 abi for x86_64-pc-mingw.
1750 2008-04-02 Richard Guenther <rguenther@suse.de>
1752 * tree-vrp.c (extract_range_from_assert): Make sure to not
1753 produce range min/max with TREE_OVERFOW set.
1754 If merging a anti-range and a range keep the anti-range if
1755 the range covers all values of the type.
1756 (register_edge_assert_for_2): Only allow sign-changing
1757 conversions in detecting canonical range checks. Also
1758 register an assert for the unsigned name if useful.
1760 PR tree-optimization/35787
1761 * tree-vrp.c (vrp_val_max): New function.
1762 (vrp_val_min): Likewise.
1763 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1764 (vrp_val_is_min): Likewise.
1765 (supports_overflow_infinity): Use vrp_val_{min,max}.
1766 (negative_overflow_infinity): Likewise.
1767 (positive_overflow_infinity): Likewise.
1768 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1769 (is_positive_overflow_infinity): Likewise.
1770 (is_overflow_infinity): Likewise.
1771 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1772 vrp_val_is_{min,max}.
1773 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1774 to ranges if possible. Avoid empty ranges.
1776 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1779 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1780 the expression is a function address.
1782 2008-04-01 George Helffrich <george@gcc.gnu.org>
1784 PR fortran/PR35154, fortran/PR23057
1785 * fortran/trans-common.c (create_common): Add decl to function
1786 chain to preserve identifier scope in debug output.
1788 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1789 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1790 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1791 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1793 (dbxout_syms): Check for COMMON-based symbol and wrap in
1794 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1795 in bracket for efficiency.
1797 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1798 using DW_TAG_common_block + member offset.
1799 (add_pubname_string): New function.
1800 (dw_expand_expr): New function to find block name and offset for
1802 (common_check): New function to check whether symbol in Fortran COMMON.
1803 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1805 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1806 use of common is unchanged.
1808 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1809 with all combinations of debug options available on target.
1810 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1811 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1812 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1813 .stabs functionality.
1814 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1815 DWARF functionality.
1817 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1820 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1822 2008-04-02 Ben Elliston <bje@au.ibm.com>
1824 * config/v850/v850.md (casesi): Remove if (0) code.
1825 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1826 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1828 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.md (rex64suffix): New mode attribute.
1831 (floathi<mode>2): Disable expander for SSE math.
1832 (*floathi<mode>2_1): New insn insn_and_split pattern.
1833 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1834 corresponding post-reload splitters.
1835 (*floathi<mode>2_i387): New macroized insn pattern.
1836 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1837 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1838 insn_and_split pattern.
1839 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1840 New macroized instruction patterns and corresponding post-reload
1842 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1843 and corresponding post-reload splitters.
1844 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1845 New macroized instruction patterns.
1846 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1847 macroized instruction patterns and corresponding post-reload splitters.
1848 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1849 corresponding post-reload splitters.
1850 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1851 New macroized instruction patterns.
1852 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1853 corresponding post-reload splitters.
1854 (*floatsi<mode>2_i387): New macroized instruction patterns.
1856 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/i386/i386.md (smaxmin): New.
1859 (umaxmin): Likewise.
1860 (maxminiprefix): Likewise.
1861 (maxminfprefix): Likewise.
1862 (<code><mode>3): Likewise.
1863 (smin<mode>3): Removed.
1864 (smax<mode>3): Likewise.
1866 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1867 (mmx_<code>v4hi3): Likewise.
1868 (mmx_<code>v8qi3): Likewise.
1869 (mmx_smaxv2sf3): Removed.
1870 (mmx_sminv2sf3): Likewise.
1871 (mmx_umaxv8qi3): Likewise.
1872 (mmx_smaxv4hi3): Likewise.
1873 (mmx_uminv8qi3): Likewise.
1874 (mmx_sminv4hi3): Likewise.
1876 * config/i386/sse.md (<addsub><mode>3): New.
1877 (*<addsub><mode>3): Likewise.
1878 (<sse>_vm<addsub><mode>3): Likewise.
1879 (<maxmin><mode>3): Likewise.
1880 (*<maxmin><mode>3_finite): Likewise.
1881 (*<maxmin><mode>3): Likewise.
1882 (<sse>_vm<maxmin><mode>3): Likewise.
1883 (sse3_h<addsub>v4sf3): Likewise.
1884 (sse3_h<addsub>v2df3): Likewise.
1885 (<maxmin>v16qi3): Likewise.
1886 (*<maxmin>v16qi3): Likewise.
1887 (<maxmin>v8hi3): Likewise.
1888 (*<maxmin>v8hi3): Likewise.
1889 (*sse4_1_<maxmin><mode>3): Likewise.
1890 (*sse4_1_<maxmin><mode>3): Likewise.
1891 (add<mode>3): Removed.
1892 (*add<mode>3): Likewise.
1893 (<sse>_vmadd<mode>3): Likewise.
1894 (sub<mode>3): Likewise.
1895 (*sub<mode>3): Likewise.
1896 (<sse>_vmsub<mode>3): Likewise.
1897 (smin<mode>3): Likewise.
1898 (*smin<mode>3_finite): Likewise.
1899 (*smin<mode>3): Likewise.
1900 (<sse>_vmsmin<mode>3): Likewise.
1901 (smax<mode>3): Likewise.
1902 (*smax<mode>3_finite): Likewise.
1903 (*smax<mode>3): Likewise.
1904 (<sse>_vmsmax<mode>3): Likewise.
1905 (sse3_haddv4sf3): Likewise.
1906 (sse3_haddv2df3): Likewise.
1907 (sse3_hsubv4sf3): Likewise.
1908 (sse3_hsubv2df3): Likewise.
1909 (umaxv16qi3): Likewise.
1910 (*umaxv16qi3): Likewise.
1911 (smaxv8hi3): Likewise.
1912 (*smaxv8hi3): Likewise.
1913 (*sse4_1_smax<mode>3): Likewise.
1914 (*sse4_1_umax<mode>3): Likewise.
1915 (uminv16qi3): Likewise.
1916 (*uminv16qi3): Likewise.
1917 (sminv8hi3): Likewise.
1918 (*sminv8hi3): Likewise.
1919 (*sse4_1_smin<mode>3): Likewise.
1920 (*sse4_1_umin<mode>3): Likewise.
1922 2008-04-01 Rafael Espindola <espindola@google.com>
1924 * tree-cfg.c (verify_expr): remove in_phi.
1925 (verify_stmt): Don't call walk_tree with verify_expr. Use
1926 is_gimple_min_invariant instead of is_gimple_val.
1928 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1930 * doc/include/gpl_v3.texi: Update for manpage generation.
1931 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1933 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1934 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1935 gpl_v3.texi instead of gpl.texi.
1938 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1941 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1943 2008-04-01 Rafael Espindola <espindola@google.com>
1945 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1946 (extract_code_and_val_from_cond): Use
1947 extract_code_and_val_from_cond_with_ops.
1949 2008-04-01 Jan Hubicka <jh@suse.cz>
1951 * function.c (free_after_compilation): Free epilogue_delay_list.
1952 (prepare_function_start): Assert that previous compilation was freed.
1954 2008-04-01 Jan Hubicka <jh@suse.cz>
1955 Jim Wilson <wilson@tuliptree.org>
1956 Andreas Tobler <andreast@gcc.gnu.org>
1959 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1960 rtl.emit instead cfun->emit.
1961 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1962 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1964 2008-04-01 Ben Elliston <bje@au.ibm.com>
1966 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1968 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1970 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1972 (fprofile-use): Add var flag_profile_use
1973 * coverage.c (coverage_begin_output): Do not open a gcno file for
1974 output only if -ftest-coverage is set.
1975 Do not add getpwd() to gcda file path.
1976 (build_gcov_info): Check the new flag
1977 flag_profile_datafile_relative_path.
1978 (coverage_init): Use profile_data_prefix.
1979 Read profile counter only if flag_profile_use is set.
1980 * opts.c (common_handle_option): New option fprofile-use=,
1981 fprofile-dir=, fprofile-generate=.
1982 * toplev.c (profile_data_prefix): New variable definition.
1983 * toplev.h (profile_data_prefix): New declaration.
1984 * doc/invoke.tex (Option Summary, Optimization Options):
1987 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1989 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1990 use tmp consistently.
1993 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1994 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1995 UNSPEC_FR_RECIP_APPROX_RES.
1996 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1998 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2001 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2003 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2006 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2007 element of the vector via a pointer.
2009 2008-03-31 Ian Lance Taylor <iant@google.com>
2011 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2013 2008-03-31 Jan Hubicka <jh@suse.cz>
2015 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2016 get_arg_pointer_save_area.
2017 * expr.c (init_expr): Just clear out rtl.expr.
2018 * function.c (free_after_compilation): Clear out whole RTL structure.
2019 (get_func_frame_size): Merge into ...
2020 (get_frame_size): ... this one.
2021 (assign_stack_local_1): Merge into ...
2022 (assign_stack_local): ... this one.
2023 (expand_function_end): Update call of get_arg_pointer_save_area.
2024 (get_art_pointer_save_area): Remove cfun argument.
2025 * function.h (emit_status): regno_pointer_align does not need length
2026 attribute. Move x_regno_reg_rtx to ...
2027 (regno_reg_rtx): ... new global array.
2028 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2029 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2030 apply_args_value, forced_labels, stack_pointer_delta):
2032 (struct varasm_status): Move here from varasm.c
2033 (struct rtl_data): New. Move here some fields from struct function.
2034 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2035 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2036 used_temp_slots avail_temp_slots, temp_slot_level,
2037 nonlocal_goto_handler_labels): Update accesstors.
2038 (rtl): New global variable.
2039 (struct function): Move some fileds to rtl_data.
2040 (get_arg_pointer_save_area): Update prototype.
2041 * emit-rtl.c (rtl): Declare.
2042 (regno_reg_rtx): Declare.
2043 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2045 (gen_reg_rtx): Update.
2046 (init_virtual_regs): Do not tate emit_status argument.
2047 (init_emit): Do not allocate emit.
2048 * varasm.c (varasm_statuc): Move to function.h.
2049 (n_deferred_constatns): Update accestor.
2050 (init_varasm_status): Do not allocate varasm_status.
2051 (force_const_mem, get_pool_size, output_constant_pool): Update.
2052 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2053 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2055 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2057 PR rtl-optimization/35729
2058 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2061 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2065 load/store if memory is unaligned.
2066 (*movti_rex64): Likewise.
2068 * config/i386/predicates.md (misaligned_operand): New.
2070 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2073 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2076 2008-03-31 Jan Beulich <jbeulich@novell.com>
2078 * config/ia64/constraints.md: Add 'j' constraint.
2079 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2080 (movdi_internal): Likewise.
2082 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2085 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2087 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2090 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2091 proper error message for the third argument on blendpd and
2094 * config/i386/sse.md (blendbits): New.
2095 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2097 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2099 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2101 2008-03-30 Richard Guenther <rguenther@suse.de>
2104 * fold-const.c (fold_sign_changed_comparison): Do leave
2105 conversions to base-types alone.
2107 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2109 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2110 the link register if one altivec register is be saved.
2112 2008-03-30 Ben Elliston <bje@au.ibm.com>
2114 * final.c (final_scan_insn): Remove if (0) code.
2116 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2118 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2120 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2122 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2123 of V4SFmode to ix86_binary_operator_ok.
2125 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/i386.c (override_options): Initialize
2128 ix86_veclib_handler to ix86_veclibabi_svml when
2129 -mveclibabi=svml is used.
2130 (ix86_veclibabi_svml): New function for SVML ABI style
2131 vectorization support.
2132 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2134 2008-03-28 Rafael Espindola <espindola@google.com>
2136 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2137 (tree_binary_nonnegative_warnv_p): Make it public.
2138 (tree_single_nonnegative_warnv_p): Make it public.
2139 (tree_invalid_nonnegative_warnv_p): Make it public.
2140 (tree_unary_nonzero_warnv_p): Make it public.
2141 (tree_binary_nonzero_warnv_p): Make it public
2142 (tree_single_nonzero_warnv_p): Make it public.
2143 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2144 (extract_range_from_binary_expr): Split the expr argument.
2145 (extract_range_from_unary_expr): Split the expr argument.
2146 (extract_range_from_comparison): Split the expr argument.
2147 (extract_range_from_expr): Use the new aux functions.
2148 (vrp_evaluate_conditional_warnv): Use
2149 vrp_evaluate_conditional_warnv_with_ops.
2150 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2151 (tree_binary_nonzero_warnv_p): Declare.
2152 (tree_single_nonzero_warnv_p): Declare.
2153 (tree_expr_nonzero_warnv_p): Declare.
2154 (tree_unary_nonnegative_warnv_p): Declare.
2155 (tree_binary_nonnegative_warnv_p): Declare.
2156 (tree_single_nonnegative_warnv_p): Declare.
2157 (tree_invalid_nonnegative_warnv_p): Declare.
2159 2008-03-28 Richard Guenther <rguenther@suse.de>
2161 PR tree-optimization/30317
2162 PR tree-optimization/30911
2163 PR tree-optimization/34793
2164 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2165 (struct assert_locus_d): New member EXPR.
2166 (register_new_assert_for): Add EXPR parameter to support
2167 ASSERT_EXPR <name, expr OP limit>.
2168 (register_edge_assert_for_1): Adjust callers.
2169 (find_assert_locations): Likewise.
2170 (process_assert_insertions_for): Build condition from expression.
2171 (extract_range_from_assert): Handle ASSERT_EXPRs
2172 of the form ASSERT_EXPR <name, expr OP limit>.
2173 (register_edge_assert_for_2): New helper registering
2174 asserts for comparisons. Recognize range tests of the form
2175 (unsigned)i - CST1 OP CST2.
2176 (register_edge_assert_for_1): Use it.
2177 (register_edge_assert_for): Likewise.
2178 (needs_overflow_infinity): Integer sub-types
2179 do not need overflow infinities.
2180 (vrp_val_is_max): The extreme values of integer sub-types
2181 are those of the base type.
2182 (vrp_val_is_min): Likewise.
2183 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2186 2008-03-28 Nick Clifton <nickc@redhat.com>
2189 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2190 Return GENERAL_REGS for stack adjustment reloads.
2192 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2195 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2196 const_vector when all the vectors are constant.
2198 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2200 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2202 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2203 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2205 (s<code>_sf): Use new scc_sf attribute for opcode names.
2207 2008-03-27 Tom Tromey <tromey@redhat.com>
2209 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2210 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2211 config/spu/t-spu-elf, config/i386/t-interix,
2212 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2213 config/i386/x-darwin, config/i386/x-mingw32,
2214 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2215 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2216 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2217 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2218 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2219 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2220 config/score/t-score-elf, config/arm/t-strongarm-pe,
2221 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2222 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2223 Revert automatic dependency patch.
2225 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2228 * config/i386/i386.c (ix86_function_arg_boundary): Align
2229 decimal floating point to its natural boundary.
2231 2008-03-27 Richard Guenther <rguenther@suse.de>
2234 * fold-const.c (fold_comparison): Restrict distinct decl
2235 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2236 solely rely on operand_equal_p.
2238 2008-03-27 Richard Guenther <rguenther@suse.de>
2241 * c-common.c (handle_weak_attribute): Reject combination of
2244 2008-03-27 Richard Guenther <rguenther@suse.de>
2246 PR tree-optimization/32810
2247 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2248 conversions from DECL_INITIAL.
2249 (fold_const_aggregate_ref): Likewise from constructor elements.
2251 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2253 * tree-affine.h (aff_combination_expand): Declare.
2254 (get_inner_reference_aff): Likewise.
2255 * tree-affine.c (aff_combination_expand): Split out from
2256 tree_to_aff_combination_expand.
2257 (get_inner_reference_aff): New function.
2258 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2259 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2260 (struct lim_aux_data): sm_done field removed.
2261 (mem_ref_loc_p, mem_ref_locs_p): New types.
2262 (struct mem_ref): Added id, stored, accesses_in_loop,
2263 indep_loop, dep_loop, indep_ref, dep_ref fields.
2264 Removed is_stored, locs and next fields.
2265 (memory_accesses): New variable.
2266 (movement_possibility): Do not allow moving statements
2267 that store to memory.
2268 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2270 (determine_max_movement): For statements with memory references,
2271 find the outermost loop in that the reference is independent.
2272 (move_computations_stmt): Mark the virtual operands for renaming.
2273 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2274 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2275 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2276 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2277 create_vop_ref_mapping, analyze_memory_references,
2278 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2279 get_all_locs_in_loop, ref_always_accessed_p,
2280 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2281 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2282 store_motion_loop, store_motion): New functions.
2283 (struct vop_to_refs_elt): New type.
2284 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2285 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2286 (schedule_sm): Replaced by...
2287 (execute_sm): ... this.
2288 (determine_lsm_ref, hoist_memory_references,
2289 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2290 find_more_ref_vops, free_mem_ref, free_mem_refs,
2291 determine_lsm_loop, determine_lsm): Removed.
2292 (tree_ssa_lim_finalize): Free data structures used by store motion.
2293 (tree_ssa_lim): Call analyze_memory_references. Use
2294 store_motion instead of determine_lsm.
2296 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2298 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2299 rename tmake_file to m68hc11/t-m68hc11.
2300 (mcore): Set inhibit_libc to true.
2301 * config.host (alpha*-dec-*vms*): Set extra_programs.
2302 (interix3*): Don't use host_xmake_file.
2303 * configure.ac: Let config.gcc override inhibit_libc.
2304 * configure: Regenerate.
2306 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2307 * config/t-openbsd-thread: Remove commented out lines.
2309 * config/x-interix: Remove.
2311 * config/m68hc11/t-m68hc11-gas: Rename to...
2312 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2314 * config/mcore/t-mcore: Remove T_CFLAGS.
2315 * config/mcore/t-mcore-pe: Likewise.
2317 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2319 * configure.ac: Replace custom __GNU_SOURCE test with
2320 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2321 * aclocal.m4: Regenerate.
2322 * configure: Regenerate.
2323 * config.in: Regenerate.
2325 2008-03-27 Richard Guenther <rguenther@suse.de>
2327 * fold-const.c (target.h): Include.
2328 (fold_comparison): Fold comparison of addresses of decls
2329 that bind locally or of constants. Consolidate address folding code.
2330 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2331 results from fold_binary_to_constant.
2332 (compare_values_warnv): Likewise.
2334 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2337 * fold-const.c (fold_truthop): Check for integeral types when folding
2338 a == 0 && b == 0 and a != 0 || b != 0 .
2340 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2342 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2344 2008-03-26 Andreas Schwab <schwab@suse.de>
2346 * doc/invoke.texi: Fix use of @item vs. @itemx.
2348 2008-03-26 Tom Tromey <tromey@redhat.com>
2350 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2351 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2352 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2353 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2354 build/genconstants.o, build/genemit.o, build/genextract.o,
2355 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2356 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2359 2008-03-26 Richard Guenther <rguenther@suse.de>
2362 2008-03-26 Richard Guenther <rguenther@suse.de>
2364 * fold-const.c (target.h): Include.
2365 (fold_comparison): Fold comparison of addresses of two decls
2366 that bind locally. Consolidate address folding code.
2368 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2370 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2371 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2372 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2373 dconstsqrt2, dconstthird, dconste and/or dconst10.
2374 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2375 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2376 dconstsqrt2, dconste): Delete.
2377 (init_emit_once): Likewise. Simplify initializing dconstm1.
2379 * real.c (get_real_const): New.
2380 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2381 dconstsqrt2, dconste): Delete.
2382 (real_value_const, get_real_const): New.
2384 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2386 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2388 * config/i386/i386.c (ix86_function_arg_boundary): Check
2389 BIGGEST_ALIGNMENT instead of 128.
2390 (setup_incoming_varargs_64): Likewise.
2392 2008-03-26 Tom Tromey <tromey@redhat.com>
2394 * Makefile.in (DEPFILES): Add missing '/'.
2396 2008-03-26 Richard Guenther <rguenther@suse.de>
2398 * fold-const.c (target.h): Include.
2399 (fold_comparison): Fold comparison of addresses of two decls
2400 that bind locally. Consolidate address folding code.
2402 2008-03-26 Nick Clifton <nickc@redhat.com>
2405 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2406 not allow INT+INT as a legitimate addressing mode.
2408 2008-03-26 Richard Guenther <rguenther@suse.de>
2410 * tree-flow.h (widen_bitfield): Remove declaration.
2411 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2412 (widen_bitfield): Remove function.
2413 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2416 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2419 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2422 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2424 PR rtl-optimization/35232
2425 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2426 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2427 reg_reloaded_call_part_clobbered here.
2428 (reload_regs_reach_end_p): New function.
2429 (reload_reg_rtx_for_input): New variable.
2430 (reload_reg_rtx_for_output): Likewise.
2431 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2432 when reassigning a pseudo register. Load reloadreg from
2433 reload_reg_rtx_for_input, moving the mode and register
2435 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2436 instead of the original when deciding whether an input reload
2437 would be a no-op or whether an output reload can be deleted.
2438 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2439 when setting up new_spill_reg_store. Load it from
2440 reload_reg_rtx_for_output, moving the mode and register
2442 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2443 instead of the original when deciding whether an output reload
2444 would be a no-op. Do the same when modifying insn notes.
2445 Use rtx_equal_p instead of == to compare the registers.
2446 (inherit_piecemeal_p): Take a mode and two register numbers
2448 (emit_reload_insns): Clear new_spill_reg_store for every hard
2449 register in the reload register. Remove spill registers
2450 from reg_reloaded_valid before considering whether to record
2451 inheritance information for them. Use reload_reg_rtx_for_output
2452 instead of reg_rtx when recording output reloads. Use
2453 reload_reg_rtx_for_input instead of reg_rtx when recording
2454 input reloads. Set or clear reg_reloaded_call_part_clobbered
2455 at the same time as setting reg_reloaded_valid.
2456 (delete_output_reload): Add a new_reload_reg parameter and use it
2457 instead of rld[j].reg_rtx.
2458 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2461 2008-03-25 Tom Tromey <tromey@redhat.com>
2463 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2464 (build/genattr.o): Likewise.
2465 (build/genattrtab.o): Likewise.
2466 (build/gencodes.o): Likewise.
2467 (build/genconfig.o): Likewise.
2468 (build/genconstants.o): Likewise.
2469 (build/genemit.o): Likewise.
2470 (build/genextract.o): Likewise.
2471 (build/genflags.o): Likewise.
2473 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2475 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2476 instead of size_int for integer types.
2477 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2478 to match type of MINUS_EXPR.
2480 2008-03-25 Tom Tromey <tromey@redhat.com>
2482 * configure: Rebuilt.
2483 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2486 2008-03-25 Tom Tromey <tromey@redhat.com>
2488 * config/x-solaris (host-solaris.o): Update.
2489 * config/x-linux (host-linux.o): Update.
2490 * config/x-hpux (host-hpux.o): Update.
2491 * config/x-darwin (host-darwin.o): Update.
2492 * config/v850/t-v850e (v850-c.o): Update.
2493 * config/v850/t-v850 (v850-c.o): Update.
2494 * config/t-vxworks (vxworks.o): Update.
2495 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2496 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2497 * config/spu/t-spu-elf (spu-c.o): Update.
2499 * config/sh/t-symbian (sh-c.o): Update.
2500 (symbian.o): Update.
2501 * config/sh/t-sh (sh-c.o): Update.
2502 * config/score/t-score-elf (score7.o, score3.o): Update.
2503 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2504 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2505 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2506 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2508 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2509 * config/m32c/t-m32c (m32c-pragma.o): Update.
2510 * config/ia64/t-ia64 (ia64-c.o): Update.
2511 * config/i386/x-mingw32 (host-mingw32.o): Update.
2512 * config/i386/x-i386 (driver-i386.o): Update.
2513 * config/i386/x-darwin (host-i386-darwin.o): Update.
2514 * config/i386/x-cygwin (host-cygwin.o): Update.
2515 * config/i386/t-nwld (nwld.o): Update.
2516 * config/i386/t-netware (netware.o): Update.
2517 * config/i386/t-interix (winnt.o): Update.
2518 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2519 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2520 msformat-c.o): Update.
2521 * config/bfin/t-bfin-linux (generated_files): Add
2522 linux-sysroot-suffix.h.
2523 * config/arm/t-wince-pe (pe.o): Update.
2524 * config/arm/t-strongarm-pe (pe.o): Update.
2525 * config/arm/t-pe (pe.o): Update.
2526 * config/arm/t-arm (arm-c.o): Update.
2527 * doc/install.texi (Prerequisites): Require make 3.80.
2528 * Makefile.in: Remove .o targets.
2529 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2530 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2531 (simple_generated_h, simple_generated_c): Move earlier.
2532 (generated_files): New variable.
2533 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2534 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2535 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2536 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2537 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2538 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2539 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2540 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2541 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2542 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2543 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2544 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2546 (COMPILE.base, COMPILE): New variables.
2547 (%.o): New pattern rule.
2548 (ALL_HOST_OBJS): New variable.
2549 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2550 (dummy-checksum.o, cc1-checksum.o): Remove.
2551 (DRIVER_SHLIB): New variable.
2552 (DRIVER_DEFINES): Use it.
2553 (gencondmd.c): Move out of build/.
2554 (s-conditions): Update.
2555 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2556 (ALL_BUILD_OBJS): Likewise.
2557 (build/%.o): Use BUILDCOMPILE.
2558 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2559 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2560 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2561 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2562 build/genconfig.o, build/genconstants.o, build/genemit.o,
2563 build/genextract.o, build/genflags.o, build/genmddeps.o,
2564 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2565 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2566 build/gen-protos.o, build/scan.o, build/fix-header.o,
2567 build/scan-decls.o): Simplify.
2568 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2569 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2570 prefix.o, toplev.o): Reduce to variable setting.
2571 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2572 ($(out_object_file), gcc-options.o): New targets.
2573 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2574 * configure: Rebuilt.
2575 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2576 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2578 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2580 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2581 complain when we hit an error, return ERROR_MARK_NODE.
2583 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2585 * config/sh/constraints.md (Pso, Psz): New constraints.
2586 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2587 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2589 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2591 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2592 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2594 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2596 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2597 (prefetch_sh2a): New.
2599 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2600 Naveen.H.S <naveen.hs@kpitcummins.com>
2602 * config/sh/constraints.md (I28): New constraint.
2603 * config/sh/sh.c (broken_move): Add support for movi20s.
2604 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2606 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2607 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2608 Naveen.H.S <naveen.hs@kpitcummins.com>
2610 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2611 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2612 (print_operand): Handle resbank in %@ operand code.
2613 (sh_encode_section_info): New.
2614 (push_regs): Add conditions for resbank.
2615 (sh_expand_epilogue): Likewise.
2616 (sh_insert_attributes): Likewise.
2617 (sh_attribute_table): Likewise.
2618 (sh_handle_resbank_handler_attribute): New.
2619 (sh2a_handle_function_vector_handler_attribute): New.
2620 (sh2a_is_function_vector_call): New.
2621 (sh2a_get_function_vector_number): New.
2622 (sh2a_function_vector_p): New.
2623 (sh_cfun_resbank_handler_p): New.
2624 * config/sh/sh.md (calli): Emit jsr/n if possible.
2625 (calli_tbr_rel): New.
2626 (calli_pcrel): Emit jsr/n if possible.
2627 (return_i): Emit rts/n if possible.
2628 (call_valuei_tbr_rel): New.
2629 (call_valuei_pcrel): Add condition for SH2A target.
2630 (call_value): Likewise.
2631 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2632 (sh2a_get_function_vector_number): Likewise.
2633 (sh2a_is_function_vector_call): Likewise.
2634 * doc/extend.texi: Document TBR relative addressing of SH2A.
2635 (resbank): Add description for SH2A.
2637 2008-03-24 Richard Guenther <rguenther@suse.de>
2640 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2641 pointer assignments change conversions according to middle-end rules.
2642 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2643 * configure.ac: Include type checking in yes.
2644 * configure: Regenerate.
2646 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2648 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2649 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2651 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2653 * gthr-vxworks.h (UNUSED): Define.
2655 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2657 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2659 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2661 * doc/extend.texi (Function Attributes): Add missing comma in the
2662 example of the "alloc_size" attribute.
2664 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2667 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2669 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2672 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2675 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2676 of the underlying type of a MS bitfield layout to the natural
2677 alignment of the type.
2679 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2682 to their natural alignment to avoid store forwarding stalls.
2684 2008-03-22 Richard Guenther <rguenther@suse.de>
2686 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2687 For PHI nodes verify the address is invariant.
2688 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2689 (get_symbol_constant_value): Use is_gimple_min_invariant.
2690 (maybe_fold_stmt_indirect): Likewise.
2692 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2694 PR rtl-optimization/33927
2695 * Makefile.in (dse.o): Depend on $(TM_P_H).
2696 * expr.h (extract_low_bits): Declare.
2697 * expmed.c (extract_low_bits): New function.
2698 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2699 * dse.c: Include tm_p.h.
2700 (find_shift_sequence): Remove the read_reg argument and return the
2701 read value. Emit the instructions instead of returning them.
2702 Iterate on new_mode rather than calculating it each time.
2703 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2704 source to NEW_MODE and extract_low_bits to convert the shifted
2706 (replace_read): Allow the load and store to have different mode
2707 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2708 or extraction instructions before trying the replacement. Update
2709 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2711 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2713 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2714 to their natural alignment to avoid store forwarding stalls.
2716 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2719 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2720 encouraging but not allowing gprs for input;
2721 change the input constraint to !f#r.
2722 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2724 change the output constraint to !f#r.
2726 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2730 corresponding post-reload splitters.
2731 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2732 when x87 FP math is selected.
2733 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2734 New function prototype.
2735 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2736 unreachable function to ease macroization of insn patterns.
2738 2008-03-21 Martin Jambor <mjambor@suse.cz>
2740 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2741 reference dumps if ddr is NULL or dependence is unknown.
2743 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2745 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2746 unsigned extension into account.
2747 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2748 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2749 Do computations on a scratch register.
2751 2008-03-21 Richard Guenther <rguenther@suse.de>
2753 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2754 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2755 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2756 * tree-ssa-dom.c (record_equality): Likewise.
2757 * tree-inline.c (copy_body_r): Likewise.
2758 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2761 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2763 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2764 as 'delete_unused' argument.
2766 2008-03-20 Richard Guenther <rguenther@suse.de>
2768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2769 special casing of constant qualifiers.
2770 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2771 care about them in general.
2772 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2773 regardless of their type.
2774 (fold_stmt_r): Forcefully fold *& if we end up with that.
2776 2008-03-20 Paul Brook <paul@codesourcery.com>
2778 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2779 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2781 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2783 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2784 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2786 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2788 * common.opt (Wmudflap): New option.
2789 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2790 (mx_register_decls): Likewise.
2791 (mudflap_finish_file): Likewise.
2792 * doc/invoke.texi: Document -Wno-mudflap.
2794 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2796 * c-format.c (replace_format_name_to_system_name): New.
2798 (convert_format_name_to_system_name): New.
2799 (decode_format_attr): Add use of convert_format_name_to_system_name.
2800 (format_types_orig): Add gnu_ prefix to names.
2801 (check_format_info_main): Special treating of \0 escaped names for
2802 supporting multi-character format specifiers as I32, I64.
2803 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2804 (gnu_target_overrides_format_attributes): New.
2805 * c-format.h: Add structure target_ovr_attr to hold
2806 system specific formatter names.
2807 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2808 msformat-c.o file to c_target_objs and cxx_target_objs.
2809 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2810 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2811 (TARGET_N_FORMAT_TYPES): New.
2812 * config/i386/msformat-c.c: New.
2813 * config/i386/t-cygming: Add build rule for msformat-c.o.
2814 * doc/extend.texi: Add new format names gnu_* and ms_* and
2816 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2818 2008-03-20 Ira Rosen <irar@il.ibm.com>
2820 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2821 optimizations turned on under -O3.
2822 (ftree-vectorize): Add that the flag is turned on with -O3.
2824 2008-03-20 Ben Elliston <bje@au.ibm.com>
2826 * regmove.c (try_auto_increment): Fix spelling error in comment.
2827 * final.c (final_scan_insn): Likewise.
2829 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2832 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2833 allocator preferences for "y" and "r" class registers.
2834 ("*mov<mode>_internal"): Ditto.
2835 ("*movv2sf_internal_rex64"): Ditto.
2836 ("*movv2sf_internal"): Ditto.
2838 2008-03-19 Michael Matz <matz@suse.de>
2841 * calls.c (expand_call): Check overlap of arguments with call
2842 address for sibcalls.
2844 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2847 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2848 of the underlying type of a MS bitfield layout to the natural
2849 alignment of the type.
2851 2008-03-19 Jan Hubicka <jh@suse.cz>
2854 * toplev.c (decode_d_option): Handle all CPP flags.
2855 * tree-vrp.c: Update tree_pass descriptors.
2856 * regrename.c: Update tree_pass descriptors.
2857 * fwprop.c: Update tree_pass descriptors.
2858 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2859 * tree-into-ssa.c: Update tree_pass descriptors.
2860 * tree-dump.c: Update tree_pass descriptors.
2861 * tree-complex.c: Update tree_pass descriptors.
2862 * tree-dump.h: Update tree_pass descriptors.
2863 * see.c: Update tree_pass descriptors.
2864 * cgraphbuild.c: Update tree_pass descriptors.
2865 * tracer.c: Update tree_pass descriptors.
2866 * tree-loop-distribution.c: Update tree_pass descriptors.
2867 * cgraph.c: Update tree_pass descriptors.
2868 * postreload-gcse.c: Update tree_pass descriptors.
2869 * postreload.c: Update tree_pass descriptors.
2870 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2871 * tree-tailcall.c: Update tree_pass descriptors.
2872 * tree-pass.h (tree_opt_pass): Rename to ...
2873 (opt_pass) ... this one; add "type" field and remove letter field.
2874 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2875 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2876 all_lowering_passes): Update declaration.
2877 * ipa-cp.c: Update tree_pass descriptors.
2878 * final.c: Update tree_pass descriptors.
2879 * omp-low.c: Update tree_pass descriptors.
2880 * tree-ssa-dse.c: Update tree_pass descriptors.
2881 * ipa-reference.c: Update tree_pass descriptors.
2882 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2883 * auto-inc-dec.c: Update tree_pass descriptors.
2884 * reorg.c: Update tree_pass descriptors.
2885 * cgraphunit.c: Update tree_pass descriptors.
2886 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2887 * tree-ssa-ccp.c: Update tree_pass descriptors.
2888 * df-core.c: Update tree_pass descriptors.
2889 * mode-switching.c: Update tree_pass descriptors.
2890 * tree-nomudflap.c: Update tree_pass descriptors.
2891 * modulo-sched.c: Update tree_pass descriptors.
2892 * ipa-pure-const.c: Update tree_pass descriptors.
2893 * cse.c: Update tree_pass descriptors.
2894 * web.c: Update tree_pass descriptors.
2895 * tree-stdarg.c: Update tree_pass descriptors.
2896 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2897 * tree-ssa-dom.c: Update tree_pass descriptors.
2898 * tree-nrv.c: Update tree_pass descriptors.
2899 * tree-ssa-alias.c: Update tree_pass descriptors.
2900 * loop-init.c: Update tree_pass descriptors.
2901 * gimple-low.c: Update tree_pass descriptors.
2902 * ipa-inline.c: Update tree_pass descriptors.
2903 * tree-ssa-sink.c: Update tree_pass descriptors.
2904 * global.c: Update tree_pass descriptors.
2905 * ifcvt.c: Update tree_pass descriptors.
2906 * jump.c: Update tree_pass descriptors.
2907 * predict.c: Update tree_pass descriptors.
2908 * tree-ssa-loop.c: Update tree_pass descriptors.
2909 * recog.c: Update tree_pass descriptors.
2910 * dse.c: Update tree_pass descriptors.
2911 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2912 * tree-eh.c: Update tree_pass descriptors.
2913 * regmove.c: Update tree_pass descriptors.
2915 * function.c: Update tree_pass descriptors.
2916 * tree-vectorizer.c: Update tree_pass descriptors.
2917 * gcse.c: Update tree_pass descriptors.
2918 * ipa-type-escape.c: Update tree_pass descriptors.
2919 * tree-if-conv.c: Update tree_pass descriptors.
2920 * init-regs.c: Update tree_pass descriptors.
2921 * ipa.c: Update tree_pass descriptors.
2922 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2923 * rtl-factoring.c: Update tree_pass descriptors.
2924 * lower-subreg.c: Update tree_pass descriptors.
2925 * bt-load.c: Update tree_pass descriptors.
2926 * tree-dfa.c: Update tree_pass descriptors.
2927 * except.c: Update tree_pass descriptors.
2928 * emit-rtl.c: Update tree_pass descriptors.
2929 * cfgexpand.c: Update tree_pass descriptors.
2930 * tree-cfgcleanup.c: Update tree_pass descriptors.
2931 * cfgcleanup.c: Update tree_pass descriptors.
2932 * tree-ssa-pre.c: Update tree_pass descriptors.
2933 * tree-sra.c: Update tree_pass descriptors.
2934 * tree-mudflap.c: Update tree_pass descriptors.
2935 * tree-ssa-copy.c: Update tree_pass descriptors.
2936 * cfglayout.c: Update tree_pass descriptors.
2937 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2938 * tree-ssa-dce.c: Update tree_pass descriptors.
2939 * tree-ssa.c: Update tree_pass descriptors.
2940 * regclass.c: Update tree_pass descriptors.
2941 * integrate.c: Update tree_pass descriptors.
2942 * tree-optimize.c: Update tree_pass descriptors.
2943 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2944 * tree-object-size.c: Update tree_pass descriptors.
2945 * combine.c: Update tree_pass descriptors.
2946 * tree-outof-ssa.c: Update tree_pass descriptors.
2947 * bb-reorder.c: Update tree_pass descriptors.
2948 * stack-ptr-mod.c: Update tree_pass descriptors.
2949 * var-tracking.c: Update tree_pass descriptors.
2950 * tree-profile.c: Update tree_pass descriptors.
2951 * tree-vect-generic.c: Update tree_pass descriptors.
2952 * reg-stack.c: Update tree_pass descriptors.
2953 * sched-rgn.c: Update tree_pass descriptors.
2954 * tree-ssa-structalias.c: Update tree_pass descriptors.
2955 * tree-cfg.c: Update tree_pass descriptors.
2956 * passes.c (current_pass): Update declaration.
2957 (finish_optimization_passes): Update.
2958 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2959 (register_one_dump_file, register_dump_files_1, next_pass_1):
2961 (init_optimization_passes): Update handling of new types.
2962 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2963 * ipa-struct-reorg.c: Update tree_pass descriptors.
2964 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2965 * combine-stack-adj.c: Update tree_pass descriptors.
2966 * cfgrtl.c: Update tree_pass descriptors.
2967 * dce.c: Update tree_pass descriptors.
2968 * tree-ssanames.c: Update tree_pass descriptors.
2970 2008-03-19 Richard Guenther <rguenther@suse.de>
2973 * tree-ssa.c (walk_data): New structure.
2974 (warn_uninitialized_var): If not always_executed warn with "maybe"
2976 (execute_early_warn_uninitialized): Compute post-dominators.
2977 Initialize always_executed before processing each basic block.
2979 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2982 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2983 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2985 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2987 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2989 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2991 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2993 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2994 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2995 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2996 target after ignore has been set, and move there also the commputation
2997 of subtarget and original_target.
2998 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2999 (LANG_HOOKS_INITIALIZER): Remove it.
3000 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3002 2008-03-18 Richard Guenther <rguenther@suse.de>
3004 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3005 found an expression with constants, note that in the VN for the lhs.
3006 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3007 fold them to constants if possible. Run cleanup_cfg if done so.
3008 (execute_pre): Return todo.
3010 (execute_fre): Likewise.
3011 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3013 (get_prop_source_stmt): Look through pointer conversions.
3015 2008-03-18 Jan Hubicka <jh@suse.cz>
3017 * tree-pretty-print.c: Include predict.h.
3018 (dump_generic_node): Dump predictor.
3019 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3020 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3021 * gimple-low.c (lower_stmt): Likewise.
3022 * expr.c (expand_expr_real): Likewise.
3023 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3025 (build_predict_expr, build_predict_expr): New.
3026 * predict.h (predictor_name, build_predict_expr): Update.
3027 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3028 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3029 * predict.def (PRED_CONTINUE): Update hitrate.
3030 * tree.def (PREDICT_EXPR): Define.
3031 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3032 do not handle BIND_EXPR.
3033 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3034 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3035 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3038 2008-03-18 Michael Matz <matz@suse.de>
3040 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3042 2008-03-18 Richard Guenther <rguenther@suse.de>
3044 * tree-gimple.h (is_gimple_invariant_address): Declare.
3045 (is_gimple_constant): Likewise.
3046 * tree-gimple.c (is_gimple_constant): New function.
3047 (is_gimple_invariant_address): Likewise.
3048 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3049 and is_gimple_invariant_address.
3050 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3052 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3053 an addressable base.
3055 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3058 * gimplify.c (gimplify_expr): Gimplify second operand of
3061 2008-03-17 Richard Guenther <rguenther@suse.de>
3063 PR tree-optimization/19637
3064 * fold-const.c (fold_unary): Remove restrictions of removing
3065 intermediate pointer-conversions (P2)(P1)P0.
3066 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3067 conversion to void pointer.
3068 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3070 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3073 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3074 emulated thread local variables.
3076 2008-03-16 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3080 expand TREE_INVARIANT operations that are not gimple invariant.
3082 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3084 * doc/extend.texi (Alignment): Say that the ABI controls
3085 the __alignof__ for non-strict-alignment targets rather
3086 than being a recommendation.
3088 2008-03-15 Paul Brook <paul@codesourcery.com>
3090 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3092 (arm_output_fn_unwind): Mark functions that can not be unwound.
3094 2008-03-15 Paul Brook <paul@codesourcery.com>
3096 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3097 extension instructions.
3099 2008-03-15 Richard Guenther <rguenther@suse.de>
3101 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3102 and fold constant aggregate refs.
3103 (fold_const_aggregate_ref): Handle string constants
3104 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3105 (evaluate_stmt): Simplify now that ccp_fold folds constant
3108 2008-03-15 Paul Brook <paul@codesourcery.com>
3110 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3111 (extzv): Use gen_extzv_t2.
3112 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3114 2008-03-15 Richard Guenther <rguenther@suse.de>
3116 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3117 (fold_const_aggregate_ref): Likewise.
3118 (get_value): Return NULL if we don't have any values.
3119 (ccp_finalize): Set const_val to NULL after freeing it.
3120 * tree-flow.h (get_symbol_constant_value): Declare.
3121 (fold_const_aggregate_ref): Likewise.
3122 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3124 2008-03-15 Richard Guenther <rguenther@suse.de>
3127 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3128 to not produce negative array indices if not allowed. Add
3129 parameter to indicate that.
3130 (maybe_fold_offset_to_component_ref): Allow negative array
3131 indices only for the first member of a structure.
3132 (maybe_fold_offset_to_reference): Allow negative array indices.
3133 (maybe_fold_stmt_addition): Likewise.
3135 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3136 Anatoly Sokolov <aesok@post.ru>
3138 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3139 (avr_arch): Add ARCH_AVR6.
3140 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3141 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3142 instead of fixed value 2.
3143 (print_operand_address): Use gs() asm specifier instead of pm().
3144 (avr_assemble_integer): (Ditto.).
3145 (avr_output_addr_vec_elt): (Ditto.).
3146 (print_operand): Handle "!" code.
3147 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3148 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3149 (AVR_HAVE_EIJMP_EICALL): Define.
3150 (AVR_3_BYTE_PC): Redefine.
3151 (AVR_2_BYTE_PC): (Ditto.).
3152 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3153 (LINK_SPEC): Add atmega2560 and atmega2561.
3154 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3156 * config/avr/avr.md (call_insn): Use eicall instead of icall
3157 for 3 byte PC devices.
3158 (call_value_insn): (Ditto.).
3159 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3160 (indirect_jump): Use only for for 2 byte PC devices.
3161 (*tablejump): (Ditto.).
3162 (*indirect_jump_avr6): Add insn.
3163 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3164 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3165 instead of ijmp for 3 byte PC devices.
3166 (__tablejump2__): (Ditto.).
3167 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3168 (MULITLIB_DIRNAMES): (Ditto.).
3169 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3171 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3174 "sse2_umulsidi3". Use V1DI mode for operand 0.
3175 ("mmx_psadbw"): Use V1DI mode for operand 0.
3176 * config/i386/i386-modes.def (V1SI): New vector mode.
3177 * config/i386/i386.c (struct builtin_description)
3178 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3179 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3180 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3181 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3182 v1di_ftype_v8qi_v8qi type.
3183 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3185 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3186 __builtin_ia32_pmuludq]: Fix the mode of return value.
3188 2008-03-15 Richard Guenther <rguenther@suse.de>
3191 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3194 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3196 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3197 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3198 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3199 unless TARGET_SERIALIZE_VOLATILE is enabled.
3200 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3201 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3202 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3204 2008-03-14 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/34172
3207 * tree-flow.h (refs_may_alias_p): Declare.
3208 (get_single_def_stmt): Likewise.
3209 (get_single_def_stmt_from_phi): Likewise.
3210 (get_single_def_stmt_with_phi): Likewise.
3211 * tree-dfa.c (refs_may_alias_p): New function.
3212 (get_single_def_stmt): Likewise.
3213 (get_single_def_stmt_from_phi): Likewise.
3214 (get_single_def_stmt_with_phi): Likewise.
3215 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3216 (vn_reference_lookup_1): New helper function.
3217 (vn_reference_lookup): Walk the virtual use-def chain to
3218 continue searching for a match if the def does not alias the
3219 reference we are looking for.
3221 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3223 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3224 archive and Perzl. Update The Written Word listing.
3226 2008-03-14 Richard Guenther <rguenther@suse.de>
3228 PR tree-optimization/34043
3229 PR tree-optimization/33989
3230 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3232 (bitmap_find_leader): Use extra argument to verify dominance
3233 relationship inside a basic-block.
3234 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3235 (find_leader_in_sets): Adjust.
3236 (create_component_ref_by_pieces): Take extra argument for
3237 dominance check, handle lookup failures.
3238 (find_or_generate_expression): Likewise.
3239 (create_expression_by_pieces): Likewise.
3240 (insert_into_preds_of_block): Adjust.
3241 (create_value_expr_from): If asked for, verify all operands
3242 are in the blocks AVAIL_OUT set.
3243 (make_values_for_stmt): Check for SSA_NAMEs that are life
3244 over an abnormal edge.
3245 (compute_avail): Remove such check.
3246 (do_SCCVN_insertion): New function.
3247 (eliminate): If we do not find a leader suitable for replacement
3248 insert a replacement expression from SCCVN if available.
3249 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3250 (struct vn_ssa_aux): Add needs_insertion flag.
3251 * tree-ssa-sccvn.c (may_insert): New global flag.
3252 (copy_reference_ops_from_ref): Value-number union member access
3253 based on its size, not type and member if insertion is allowed.
3254 (visit_reference_op_load): For a weak match from union type
3255 punning lookup a view-converted value and insert a SSA_NAME
3256 for that value if that is not found.
3257 (visit_use): Make dumps shorter. Do not disallow value numbering
3258 SSA_NAMEs that are life over an abnormal edge to constants.
3259 (free_scc_vn): Release inserted SSA_NAMEs.
3260 (run_scc_vn): New flag to specify whether insertion is allowed.
3261 Process SSA_NAMEs in forward order.
3262 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3263 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3264 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3265 pointer type to/from integral types that do not change the
3266 precision to regular conversions.
3268 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3270 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3271 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3272 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3273 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3274 input arguments and the mode of return value. Built-in functions
3275 that operate on whole 64-bit MMX register now use V1DI mode.
3277 2008-03-13 Alon Dayan <alond@il.ibm.com>
3278 Olga Golovanevsky <olga@il.ibm.com>
3280 PR tree-optimization/35041
3281 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3282 to locate the right position in a statement.
3284 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3288 * config/i386/xmmintrin.h: Change all static inline functions to
3289 extern inline and add __gnu_inline__ attribute.
3290 * config/i386/bmintrin.h: Ditto.
3291 * config/i386/smmintrin.h: Ditto.
3292 * config/i386/tmmintrin.h: Ditto.
3293 * config/i386/mmintrin-common.h: Ditto.
3294 * config/i386/ammintrin.h: Ditto.
3295 * config/i386/emmintrin.h: Ditto.
3296 * config/i386/pmmintrin.h: Ditto.
3297 * config/i386/mmintrin.h: Ditto.
3298 * config/i386/mm3dnow.h: Ditto.
3300 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3303 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3304 (lower_omp_2): New function.
3305 (lower_omp_1, lower_omp): Rewritten.
3307 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3310 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3311 with the phrase "Microsoft Windows compilers".
3312 (Push/Pop Macro Pragmas): New subsection. Document
3313 #pragma push_macro and pragma pop_macro.
3315 2008-03-12 Paul Brook <paul@codesourcery.com>
3317 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3319 2008-03-12 Paul Brook <paul@codesourcery.com>
3321 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3322 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3323 (thumb2_addsi_shortim): Rename ...
3324 (thumb2_addsi_short): ... to this. Allow register operands.
3325 (thumb2_subsi_short): New pattern.
3326 (thumb2_one_cmplsi2_short,
3327 thumb2_negsi2_short): New patterns and peepholes.
3329 2008-03-12 Paul Brook <paul@codesourcery.com>
3331 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3333 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.md (int_cond): New code iterator.
3337 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3338 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3339 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3340 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3341 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3342 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3343 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3344 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3346 2008-03-12 Paul Brook <paul@codesourcery.com>
3348 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3349 instead of {arm,thumb}_compute_save_reg_mask.
3350 (output_return_instruction): Ditto.
3351 (thumb_unexpanded_epilogue): Ditto.
3352 (thumb1_expand_prologue): Ditto.
3353 (thumb1_output_function_prologue): Ditto.
3354 (arm_set_return_address): Ditto.
3355 (thumb_set_return_address): Ditto.
3356 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3357 regs to achieve stack alignment.
3358 (thumb1_compute_save_reg_mask): Fix compiler warning.
3359 (arm_output_epilogue): Use offsets->saved_regs_mask.
3360 Adjust stack pointer by poping call clobered registers.
3361 (arm_expand_prologue): Use offsets->saved_regs_mask.
3362 Adjust stack pointer by pushing extra registers.
3363 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3365 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3368 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3369 conversion to the operands of a multiplication.
3371 2008-03-12 Richard Guenther <rguenther@suse.de>
3373 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3374 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3375 * timevar.def (TV_TREE_PHIPROP): Add.
3376 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3377 pass description. Use TV_TREE_PHIPROP.
3378 * tree-ssa-forwprop.c: Remove phiprop code.
3380 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3383 * omp-low.c (maybe_lookup_decl): Constify first argument.
3384 (use_pointer_for_field): Change last argument from bool to
3385 omp_context *. Disallow shared copy-in/out in nested
3386 parallel if decl is shared in outer parallel too.
3387 (build_outer_var_ref, scan_sharing_clauses,
3388 lower_rec_input_clauses, lower_copyprivate_clauses,
3389 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3391 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3392 Ira Rosen <irar@il.ibm.com>
3394 * tree-vectorizer.c (free_stmt_vec_info): New function.
3395 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3396 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3397 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3398 * tree-vect-transform.c (vectorizable_conversion): Free
3399 vec_oprnds0 if it was allocated.
3400 (vect_permute_store_chain): Remove unused VECs.
3401 (vectorizable_store): Free VECs that are allocated in the..
3403 (vect_transform_strided_load, vectorizable_load): Likewise.
3404 (vect_remove_stores): Simplify the code.
3405 (vect_transform_loop): Move code to vect_remove_stores().
3406 Call vect_remove_stores() and free_stmt_vec_info().
3408 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3410 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3411 TARGET_HPUX. Revise comment.
3412 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3413 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3414 Use sr4 variant of `be' instruction when not generating PIC code.
3415 (attr_length_call): Adjust for above change.
3417 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3419 * ipa-reference.c (static_execute): Remove module_statics_const and
3420 associated setting code.
3422 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3426 predicate for operand 1.
3427 (paritysi2_cmp): Use register_operand predicate for operand 2.
3428 Use earlyclobber modifier for operand 1. Remove support for
3430 (paritydi2_cmp): Use register_operand predicate for operand 3.
3431 Use earlyclobber modifier for operand 1. Remove support for
3434 2008-03-11 Paul Brook <paul@codesourcery.com>
3435 Vladimir Prus <vladimir@codesourcery.com>
3437 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3438 (arm_compute_save_reg0_reg12_mask): Always
3439 check if register 11 must be saved. Always safe hard frame pointer
3440 when frame_pointer_needeed.
3441 (arm_compute_save_reg_mask): Save IP and PC
3442 only with apcs frames.
3443 (arm_output_epilogue): Adjust Thumb2 codepath to
3444 be also invoked and work for ARM non-apcs frames.
3445 (arm_expand_prologue): Don't bother saving IP
3446 for non-apcs frame, since it's not clobbered by
3447 prologue code. Implement non-apcs frame
3450 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3452 PR rtl-optimization/35281
3453 * expr.c (convert_move): Use a new pseudo for the intermediate
3454 from_mode->word_mode result.
3456 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3458 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3459 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3460 * toplev.c (compile_file): Don't call it.
3462 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3465 * expr.c (store_expr): Call emit_block_move if the mode
3466 of "temp" RTX is BLKmode.
3468 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3469 Richard Guenther <rguenther@suse.de>
3471 PR tree-optimization/31358
3472 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3473 the step with a NULL_TREE.
3474 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3475 to sizetype if type is a pointer type.
3476 (add_candidate_1): Don't convert the base and step to
3477 the generic type if the orginal type is a pointer type.
3478 (add_iv_value_candidates): Use sizetype for the step
3479 if type is a pointer type.
3480 (cand_value_at): Likewise.
3481 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3483 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3484 Don't convert the tem affine to the type.
3485 (add_elt_to_tree): Use sizetype for the step if a pointer.
3486 Use POINTER_PLUS_EXPR for pointers.
3487 (aff_combination_to_tree): Use sizetype for the step if a
3490 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3492 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3493 Remove commutativity hint.
3495 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3499 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3500 errorneous type. Check that v is a VAR_DECL.
3503 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3505 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3507 PR tree-optimization/35494
3508 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3509 may be overriden at link and run time.
3511 2008-03-10 Richard Guenther <rguenther@suse.de>
3513 PR tree-optimization/34677
3514 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3515 (poolify_tree): Likewise.
3516 (modify_expr_template): Likewise.
3517 (poolify_modify_stmt): Likewise.
3518 (insert_fake_stores): Handle all component-ref style stores
3519 in addition to INDIRECT_REF. Also handle complex types.
3520 Do not poolify the inserted load.
3521 (realify_fake_stores): Do not rebuild the tree but only
3522 make it a SSA_NAME copy.
3523 (init_pre): Remove initialzation of modify_expr_template.
3524 Do not allocate modify_expr_node_pool.
3525 (fini_pre): Do not free modify_expr_node_pool.
3527 2008-03-10 Paul Brook <paul@codesourcery.com>
3529 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3532 2008-03-10 Paul Brook <paul@codesourcery.com>
3533 Mark Shinwell <shinwell@codesourcery.com>
3535 * config/arm/cortex-r4.md: New.
3536 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3538 * config/arm/arm.md: Include cortex-r4.md.
3539 (insn): Add smmls, sdiv and udiv values.
3540 (generic_sched): Don't use generic scheduling for Cortex-R4.
3541 (arm_issue_rate): New function.
3542 (TARGET_SCHED_ISSUE_RATE): Define.
3544 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3546 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3548 2008-03-10 Richard Guenther <rguenther@suse.de>
3550 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3551 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3553 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3555 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3556 Set default to true.
3558 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3560 * c.opt (Wsynth): Deprecate.
3561 * doc/invoke.texi (Option Summary, Warning Options): Document
3562 -Wno-format-contains-nul.
3564 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3568 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3570 2008-03-09 Ira Rosen <irar@il.ibm.com>
3572 * config/rs6000/rs6000.c (builtin_description): Rename vector
3573 left shift operations.
3574 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3575 (altivec_vsl<VI_char>): Rename to ...
3576 (ashl<mode>3): ... new name.
3577 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3579 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3581 2008-03-08 Richard Guenther <rguenther@suse.de>
3583 * coverage.h (tree_coverage_counter_addr): Declare.
3584 * coverage.c (tree_coverage_counter_addr): New function.
3585 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3587 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3588 (tree_gen_one_value_profiler): Likewise.
3589 (tree_gen_ic_profiler): Likewise.
3590 (tree_gen_average_profiler): Likewise.
3591 (tree_gen_ior_profiler): Likewise.
3593 2008-03-08 Richard Guenther <rguenther@suse.de>
3595 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3596 (vn_binary_op_insert): Likewise.
3597 (vn_unary_op_lookup): Likewise.
3598 (vn_unary_op_insert): Likewise.
3599 (vn_nary_op_lookup): Declare.
3600 (vn_nary_op_insert): Likewise.
3601 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3602 and binary hashes, use a single obstack for unary_op_pool
3604 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3605 a single struct vn_nary_op_s. Store tree code length and
3606 a variable number of operands.
3607 (struct vn_reference_op_struct): Remove unused op2.
3608 (vn_reference_op_eq): Do not compare op2.
3609 (vn_reference_op_compute_hash): Do not compute hash of op2.
3610 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3611 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3612 with vn_nary_op_compute_hash.
3613 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3614 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3616 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3618 (visit_unary_op): Call nary functions.
3619 (visit_binary_op): Likewise.
3620 (process_scc): Adjust for struct vn_tables_s changes.
3621 (allocate_vn_table): Likewise.
3622 (free_vn_table): Likewise.
3623 * tree-vn.c (vn_add): Call nary functions.
3624 (vn_lookup): Likewise.
3626 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3629 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3630 wdst back after sync_compare_and_swapqhi_internal.
3632 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/i386-modes.def (V1DI): New vector mode.
3636 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3637 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3638 (MMXMODE248): Ditto.
3639 (MMXMODE): Add V1DI mode.
3640 (mmxvecsize): Change DI mode to V1DI mode.
3641 ("mov<mode>): Use MMXMODEI8 mode iterator.
3642 ("*mov<mode>_internal_rex64"): Ditto.
3643 ("*mov<mode>_internal"): Ditto.
3644 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3645 ("mmx_sub<mode>3"): Ditto.
3646 ("mmx_adddi3"): Remove insn pattern.
3647 ("mmx_subdi3"): Ditto.
3648 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3649 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3650 ("mmx_ashl<mode>3"): Ditto.
3651 ("mmx_lshrdi3"): Remove insn pattern.
3652 ("mmx_ashldi3"): Ditto.
3653 * config/i386/i386.c (classify_argument): Handle V1DImode.
3654 (function_arg_advance_32): Ditto.
3655 (function_arg_32): Ditto.
3656 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3657 mmx_addv1di3 insn pattern.
3658 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3659 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3660 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3661 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3662 Remove definitions of built-in functions.
3663 (V1DI_type_node): New node.
3664 (v1di_ftype_v1di_int): Ditto.
3665 (v1di_ftype_v1di_v1di): Ditto.
3666 (v2si_ftype_v2si_si): Ditto.
3667 (v4hi_ftype_v4hi_di): Remove node.
3668 (v2si_ftype_v2si_di): Ditto.
3669 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3670 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3671 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3672 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3673 Add new builtins using def_builtin_const.
3674 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3675 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3676 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3677 * config/i386/mmintrin.h (__v1di): New typedef.
3678 (_mm_add_si64): Cast arguments to __v1di type.
3679 (_mm_sub_si64): Ditto.
3680 (_mm_sll_pi16): Cast __count to __v4hi type.
3681 (_mm_sll_pi32): Cast __count to __v2si type.
3682 (_mm_sll_si64): Cast arguments to __v1di type.
3683 (_mm_srl_pi16): Cast __count to __v4hi type.
3684 (_mm_srl_pi32): Cast __count to __v2si type.
3685 (_mm_srl_si64): Cast arguments to __v1di type.
3686 (_mm_sra_pi16): Cast __count to __v4hi type.
3687 (_mm_sra_pi32): Cast __count to __v2si type.
3688 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3689 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3690 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3691 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3692 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3693 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3694 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3695 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3696 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3697 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3698 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3699 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3701 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3703 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3705 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3708 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3709 reg+const addressing for Altivec modes. Don't generate reg+reg
3710 addressing for TFmode or TDmode quantities.
3712 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3714 * c-common.c (vector_types_convertible_p): Call langhook
3715 instead of comptypes.
3717 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3720 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3721 integral and scalar float variables which have a
3724 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3726 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3727 dwarf_register_span hook when emitting unwind information for
3728 register-to-memory saves.
3729 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3730 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3732 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3734 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3735 for the same VAR_DECL.
3737 2008-03-06 Tom Tromey <tromey@redhat.com>
3740 * doc/standards.texi (Standards): Don't mention treelang.
3741 * doc/invoke.texi (Overall Options): Don't mention treelang.
3742 * doc/install.texi (Prerequisites): Don't mention bison or
3744 (Configuration): Don't mention treelang.
3745 (Building): Likewise.
3746 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3748 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3750 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3751 word-extractions out of a multi-word object.
3753 2008-03-06 Richard Guenther <rguenther@suse.de>
3755 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3756 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3757 result type and precision.
3758 * expr.c (get_inner_reference): Set unsignedp based on the result
3759 type of BIT_FIELD_REF.
3760 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3761 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3762 (try_instantiate_multiple_fields): Likewise. Use the correct type
3764 (sra_build_assignment): Likewise.
3765 (sra_build_elt_assignment): Likewise.
3766 (sra_explode_bitfield_assignment): Likewise.
3767 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3768 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3769 set BIT_FIELD_REF_UNSIGNED.
3770 (vectorizable_load): Likewise.
3772 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3774 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3777 2008-03-06 Richard Guenther <rguenther@suse.de>
3779 * alias.c (struct alias_set_entry): Move has_zero_child field
3780 to pack with alias_set.
3782 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3784 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3787 2008-03-05 Ian Lance Taylor <iant@google.com>
3789 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3791 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3793 * fwprop.c (update_df): Support width and offset parameters of
3795 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3796 global_conflicts): Change DF_REF_EXTRACT to either
3797 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3798 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3799 * df-scan.c (df_ref_record, df_defs_record,
3800 df_ref_create_structure, df_def_record_1, df_uses_record,
3801 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3802 df_bb_refs_collect, df_entry_block_defs_collect,
3803 df_exit_block_uses_collect): Support new width and offset fields.
3804 (ref_extract_pool): New storage pool.
3805 (df_free_ref): New function.
3806 (df_reg_chain_unlink, df_free_collection_rec,
3807 df_sort_and_compress_refs): Call df_free_ref.
3808 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3810 (df_ref_create_structure): Allocate df_ref_extract if offset and
3811 width fields are used.
3812 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3813 (df_uses_record): Get offset and width from ZERO_EXTRACT
3815 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3816 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3817 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3818 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3819 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3820 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3821 (df_ref_extract): New structure.
3822 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3823 (df_ref_create): Add width and offset parameters.
3825 2008-03-05 Richard Guenther <rguenther@suse.de>
3827 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3828 Use ranges_overlap_p.
3829 (offset_overlaps_with_access): Rename
3830 to ranges_overlap_p and move ...
3831 * tree-flow-inline.h (ranges_overlap_p): ... here.
3833 * tree.h (get_inner_reference, handled_component_p): Update
3836 * tree.h (record_component_aliases, get_alias_set,
3837 alias_sets_conflict_p, alias_sets_must_conflict_p,
3838 objects_must_conflict_p): Move declarations ...
3839 * alias.h (record_component_aliases, get_alias_set,
3840 alias_sets_conflict_p, alias_sets_must_conflict_p,
3841 objects_must_conflict_p): ... here.
3842 Include coretypes.h.
3843 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3845 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3847 * cfg.c: Include tree-flow.h.
3848 (remove_edge_raw): Call redirect_edge_var_map_clear.
3849 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3850 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3851 (redirect_edge_var_map_result): New.
3852 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3853 PENDING_STMT use with redirect_edge_var_map_*.
3854 * tree-ssa.c (edge_var_maps): New definition.
3855 (redirect_edge_var_map_add): New.
3856 (redirect_edge_var_map_clear): New.
3857 (redirect_edge_var_map_dup): New.
3858 (redirect_edge_var_map_vector): New.
3859 (redirect_edge_var_map_destroy): New.
3860 (ssa_redirect_edge): Replace PENDING_STMT use with
3861 redirect_edge_var_map_*.
3862 (flush_pending_stmts): Same.
3863 (delete_tree_ssa): Destroy edge var map.
3864 * tree-flow.h (struct _edge_var_map): New.
3865 Define edge_var_map vector type.
3866 Declare redirect_edge_var_map_* prototypes.
3867 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3868 * tree-cfg.c (reinstall_phi_args): Replace
3869 PENDING_STMT use with redirect_edge_var_map_*.
3871 2008-03-05 Richard Guenther <rguenther@suse.de>
3873 PR tree-optimization/35472
3874 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3875 whose single use_stmt has a overlapping set of loaded and
3876 stored symbols as that use_stmt might be a noop assignment then.
3878 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3880 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3882 2008-03-05 Richard Guenther <rguenther@suse.de>
3885 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3886 should be constants.
3887 * tree-cfg.c (verify_expr): Verify it.
3888 * fold-const.c (fold_truthop): Remove code generating
3889 BIT_FIELD_REFs of structure bases.
3890 (fold_binary): Likewise.
3891 (fold_ternary): Position and size of BIT_FIELD_REFs are
3892 always host integers.
3893 (make_bit_field_ref): Remove.
3894 (optimize_bit_field_compare): Remove.
3895 (all_ones_mask_p): Remove.
3897 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3900 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3901 (split_block_and_df_analyze): New. Split basic block and rebuild
3903 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3905 (split_pattern_seq): Likewise.
3906 (erase_matching_seqs): Likewise.
3907 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3909 2008-03-04 Geoff Keating <geoffk@apple.com>
3911 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3912 declaration and code.
3913 (tree_invalid_nonnegative_warnv_p): Likewise.
3915 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3917 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3918 examples. Truncate option-names then causing overfull hbox.
3920 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3923 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3925 * configure: Rebuilt.
3927 2008-03-04 Rafael Espindola <espindola@google.com>
3929 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3930 (tree_unary_nonnegative_warnv_p): New.
3931 (tree_binary_nonnegative_warnv_p): New.
3932 (tree_single_nonnegative_warnv_p): New.
3933 (tree_invalid_nonnegative_warnv_p): New.
3934 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3936 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3939 * opts.c (handle_option): Postpone 'unknown option' errors only for
3942 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3945 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3948 2008-03-04 Rafael Espindola <espindola@google.com>
3950 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3951 (tree_binary_nonzero_warnv_p): New.
3952 (tree_single_nonzero_warnv_p): New.
3953 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3955 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3958 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3959 transformations for modes that have signed zeros.
3960 * ifcvt.c (noce_try_abs): Ditto.
3962 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3964 * config/i386/i386.c (override_options): Force
3965 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3967 2008-03-04 Jan Hubicka <jh@suse.cz>
3970 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3973 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3975 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3976 label to probe the stack.
3978 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3980 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3981 (__gthr_win32_mutex_destroy): Declare.
3982 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3983 __gthr_win32_mutex_destroy.
3984 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3986 2008-03-03 Jan Hubicka <jh@suse.cz>
3989 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3990 aggressive on inlining cold calls.
3992 2008-03-03 Richard Guenther <rguenther@suse.de>
3994 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3995 struct copies into the expression table.
3996 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3997 (try_to_simplify): Likewise.
3998 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3999 integral and pointer arguments which do not change the
4000 precision to NOP_EXPRs.
4001 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4002 VIEW_CONVERT_EXPR case.
4004 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4006 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4007 defined in a loop at depth 0 is invariant.
4008 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4009 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4010 be called at loop depth 0.
4012 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4015 * gcc.c (process_command): Update copyright notice dates.
4016 * gcov.c (print_version): Likewise.
4017 * gcov-dump.c (print_version): Likewise.
4018 * mips-tfile.c (main): Likewise.
4019 * mips-tdump.c (main): Likewise.
4021 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4024 * c-common.c (flag_permissive): Delete.
4025 (constant_expression_warnings): Check flags first.
4026 (constant_expression_error): New.
4027 * c-common.h (flag_permissive): Delete.
4028 (constant_expression_error): Declare.
4029 * flags.h (flag_permissive): Declare. Update description.
4030 * diagnostic.c (pedwarn): Update.
4032 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4033 (permissive_error_kind): New.
4034 * toplev.c (flag_permissive): Define. Update description.
4035 * toplev.h (permissive_error_kind): Declare.
4036 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4037 (pedwarn_c90): Use pedantic_warning_kind.
4038 * c-opts.c (c_common_post_options): flag_permissive does not affect
4039 flag_pedantic_errors.
4041 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4043 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4044 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4045 __absvsi2, __absvDI2): Use unsigned arithmetic.
4047 2008-03-02 Andi Kleen <ak@suse.de>
4048 Richard Guenther <rguenther@suse.de>
4050 * struct-equiv.c: Remove file.
4051 * cfg_cleanup.c (condjump_equiv_p): Remove.
4052 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4053 (struct-equiv.o): Remove rule.
4054 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4055 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4056 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4058 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4060 * ifcvt.c (noce_process_if_block): Try to handle only the then
4061 block if the else block exists but isn't suitable.
4063 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4066 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4067 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4068 regression from previous patch.
4070 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4073 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4075 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4076 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4077 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4078 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4079 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4080 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4081 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4082 (__gthread_mutex_destroy_function): Rename to
4083 __gthread_mutex_destroy.
4084 * gthr-dce.h (__gthread_mutex_destroy): Call
4085 pthread_mutex_destroy.
4086 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4087 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4088 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4090 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4092 * df-scan.c (df_ref_chain_change_bb): Simplify.
4093 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4094 set_block_for_insn if there's any change.
4095 * df.h ((df_insn_change_bb): Fix prototype.
4096 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4097 df_insn_change_bb, don't call set_block_for_insn.
4098 * emit-rtl.c (reorder_insns): Likewise.
4099 * haifa-sched.c (move_insn): Likewise.
4101 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4103 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4105 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4107 * tree-flow-inline.h (next_readonly_imm_use): Return
4108 NULL_USE_OPERAND_P after the end.
4110 2008-03-01 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/35411
4113 * tree-sra.c (sra_build_assignment): Split conversion to
4114 final type to a separate statement if we are not assigning
4117 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4119 * fold-const.c (fold_convertible_p): Correct the logic to follow
4120 that in fold_convert().
4122 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4125 * tree-inline.c (build_duplicate_type): When we make a
4126 duplicate type, make it unique in the canonical types system.
4128 2008-02-29 Tom Tromey <tromey@redhat.com>
4130 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4131 input_file_stack_history, input_file_stack_restored): Remove.
4132 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4133 * input.h (struct file_stack): Remove.
4134 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4135 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4137 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4139 (diagnostic_last_module_changed): Add 'map' argument.
4140 (diagnostic_set_last_function): Likewise.
4141 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4142 line map, not input_file_stack.
4143 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4145 2008-02-29 Paul Brook <paul@codesourcery.com>
4147 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4149 2008-02-29 Paul Brook <paul@codesourcery.com>
4151 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4153 2008-02-29 Richard Guenther <rguenther@suse.de>
4155 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4157 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4158 value for comparing for a store match.
4159 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4160 (try_to_simplify): Do not do a full-blown reference lookup.
4162 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4164 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4165 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4167 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4169 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4171 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4172 strides against cache sizes.
4174 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4176 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4179 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4181 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4182 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4183 is smaller than the original promoted value.
4184 (simplify_subreg): If OP is a SUBREG, try to preserve its
4185 SUBREG_PROMOTED_VAR_P information.
4187 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4189 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4190 (VN_INFO_GET): Allocate new objects on the obstack.
4191 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4192 for rpo_numbers_temp, for consistency.
4193 (free_scc_vn): Free the obstack.
4195 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4197 * doc/invoke.texi: Document -ftree-loop-distribution.
4198 * tree-loop-distribution.c: New.
4199 * tree-pass.h (pass_loop_distribution): New.
4200 * graphds.h (struct graph): Add htab_t indices.
4201 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4202 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4203 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4204 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4205 * tree-data-ref.c (debug_data_dependence_relations): New.
4206 (dump_data_dependence_relation): Also print data references.
4207 (free_data_ref): Extern.
4208 (same_access_functions): Moved...
4209 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4210 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4211 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4212 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4213 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4214 (stmts_from_loop): Skip LABEL_EXPR.
4215 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4217 (build_rdg): Initialize rdg->indices htab.
4218 (free_rdg, stores_from_loop, ref_base_address,
4219 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4220 have_similar_memory_accesses_1, ref_base_address_1,
4221 remove_similar_memory_refs): New.
4222 * tree-data-ref.h: Depend on tree-chrec.h.
4223 (debug_data_dependence_relations, free_data_ref): Declared.
4224 (same_access_functions): ... here.
4225 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4227 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4228 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4229 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4230 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4231 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4232 rdg_vertex_for_stmt): Declared.
4233 (struct rdg_edge): Add level.
4235 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4236 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4238 (rdg_has_similar_memory_accesses): New.
4239 * tree-vect-analyze.c: Remove unused static decls.
4240 * lambda.h (dependence_level): New.
4241 * common.opt (ftree-loop-distribution): New.
4242 * tree-flow.h (mark_virtual_ops_in_bb,
4243 slpeel_tree_duplicate_loop_to_edge_cfg,
4244 rename_variables_in_loop): Declared.
4245 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4246 (OBJS-common): Add tree-loop-distribution.o.
4247 (tree-loop-distribution.o): New rule.
4248 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4249 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4250 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4252 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4255 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4256 other than structures and unions.
4258 2008-02-28 Richard Guenther <rguenther@suse.de>
4261 2008-02-26 Richard Guenther <rguenther@suse.de>
4263 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4264 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4265 (lookup_decl_from_uid): Declare.
4266 (remove_decl_from_map): Likewise.
4267 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4268 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4269 (decl_for_uid_map): New global hashtable mapping DECL_UID
4271 (init_ttree): Allocate it.
4272 (insert_decl_to_uid_decl_map): New helper function.
4273 (make_node_stat): Insert new decls into the map.
4274 (copy_node_stat): Likewise.
4275 (lookup_decl_from_uid): New function.
4276 (remove_decl_from_map): Likewise.
4277 (print_decl_for_uid_map_statistics): New helper.
4278 (dump_tree_statistics): Call it.
4280 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4281 (referenced_var_iterator): Adjust.
4282 (FOR_EACH_REFERENCED_VAR): Adjust.
4283 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4284 (num_referenced_vars): Adjust.
4285 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4286 (first_referenced_var): Remove.
4287 (end_referenced_vars_p): Likewise.
4288 (next_referenced_var): Likewise.
4289 (referenced_var_iterator_set): New helper function.
4290 * tree-dfa.c (referenced_var_lookup): Adjust.
4291 (referenced_var_check_and_insert): Likewise.
4292 (remove_referenced_var): Likewise.
4293 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4294 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4295 (verify_call_clobbering): Likewise.
4296 (verify_memory_partitions): Likewise.
4297 (init_tree_ssa): Allocate bitmap instead of hashtable for
4299 (delete_tree_ssa): Adjust.
4300 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4301 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4302 (compute_tag_properties): Likewise.
4303 (set_initial_properties): Likewise.
4304 (find_partition_for): Likewise.
4305 (update_reference_counts): Likewise.
4306 (dump_may_aliases_for): Likewise.
4307 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4308 (add_call_clobber_ops): Likewise.
4309 (add_call_read_ops): Likewise.
4310 (get_asm_expr_operands): Likewise.
4311 * tree-into-ssa.c (dump_decl_set): Likewise.
4312 (update_ssa): Likewise.
4313 * tree-sra.c (scan_function): Likewise.
4314 (decide_instantiations): Likewise.
4315 (scalarize_parms): Likewise.
4316 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4317 (dsa_named_for): Likewise.
4318 * tree-ssa-structalias.c (update_alias_info): Likewise.
4319 (merge_smts_into): Likewise.
4321 2008-02-27 David Daney <ddaney@avtrex.com>
4324 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4325 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4326 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4327 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4328 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4330 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4333 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4334 (BUILT_IN_NEXTTOWARD): Remove.
4335 (BUILT_IN_NEXTTOWARDF): Ditto.
4336 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4337 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4339 2008-02-27 Tom Tromey <tromey@redhat.com>
4341 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4342 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4344 2008-02-27 Jan Beulich <jbeulich@novell.com>
4346 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4347 update the respective field on newdecl.
4349 2008-02-27 Revital Eres <eres@il.ibm.com>
4351 PR rtl-optimization/34999
4352 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4353 crossing edges that ends with a call insn.
4354 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4355 call insn and clear the EDGE_CROSSING flag of the crossing edge
4356 when fixing fallthru edges.
4358 2008-02-27 Richard Guenther <rguenther@suse.de>
4361 * fold-const.c (fold_unary): Return the correct argument,
4362 converted to the result type.
4364 2008-02-27 Richard Guenther <rguenther@suse.de>
4367 * expr.c (expand_expr_real_1): Assert on rotates that operate
4369 * fold-const.c (fold_binary): Use the types precision, not the
4370 bitsize of the mode if folding rotate expressions. Build rotates
4371 only for full modes.
4373 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4375 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4377 * c-pragma.c (pragma_ns_name): New typedef.
4378 (registered_pp_pragmas): New variable.
4379 (c_pp_lookup_pragma): New function.
4380 (c_register_pragma_1): If flag_preprocess_only, do nothing
4381 for non-expanded pragmas, for expanded ones push pragma's
4382 namespace and name into registered_pp_pragmas vector.
4383 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4384 flag_preprocess_only, don't register GCC pch_preprocess
4385 pragma if flag_preprocess_only.
4386 * c-opts.c (c_common_init): Call init_pragma even if
4387 flag_preprocess_only.
4388 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4389 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4390 cpp_register_pragma if flag_preprocess_only.
4392 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4395 * c-parser.c (c_parser_translation_unit): Warn for empty
4396 translation unit, not empty source file.
4398 2008-02-26 Paul Brook <paul@codesourcery.com>
4400 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4401 operand for Thumb-2.
4402 * config/arm/arm.h (reg_class): Add CORE_REGS.
4403 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4404 (BASE_REG_CLASS): Use CORE_REGS.
4405 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4406 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4407 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4408 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4409 ARM_REGNO_OK_FOR_INDEX_P.
4410 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4411 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4412 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4413 (ldm/stm peepholes): Ditto.
4414 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4415 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4416 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4417 * config/arm/constraints.md: Enable "k" constraint on ARM.
4419 2008-02-27 Ben Elliston <bje@au.ibm.com>
4421 * config/rs6000/rs6000.c: Annotate cache line size field in all
4422 instances of struct processor_costs.
4424 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4426 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4427 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4428 jump_bypass): New counters.
4429 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4430 * dce.c (gate_ud_dce): Same.
4431 (gate_fast_dce): Same.
4432 * dse.c (gate_dse1): New function.
4433 (gate_dse2): New function.
4434 (gate_dse): Merge results of new gate functions.
4435 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4436 (gate_handle_jump_bypass): Add dbg_cnt.
4437 (gate_handle_gcse): Add dbg_cnt.
4438 * ifcvt.c (gate_handle_if_conversion): Same.
4439 (gate_handle_if_after_combine): Same.
4440 (gate_handle_if_after_reload): Same.
4441 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4443 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4445 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4447 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4449 2008-02-26 Jason Merrill <jason@redhat.com>
4452 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4453 alone if it's the naming decl for the type's main variant.
4455 2008-02-26 Tom Tromey <tromey@redhat.com>
4457 * system.h (USE_MAPPED_LOCATION): Poison.
4458 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4459 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4460 (make_goto_expr_edges): Likewise.
4461 (remove_bb): Likewise.
4462 (execute_warn_function_return): Likewise.
4463 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4465 * c-common.c (fname_decl): Remove old location code.
4466 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4468 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4470 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4471 (gen_rtx_ASM_INPUT): Likewise.
4472 (gen_rtx_ASM_INPUT_loc): Likewise.
4473 (get_rtx_asm_OPERANDS): Remove.
4474 * cfglayout.c (insn_locators_alloc): Remove old location code.
4475 (set_curr_insn_source_location): Likewise.
4476 (curr_insn_locator): Likewise.
4477 * print-tree.c (print_node): Remove old location code.
4478 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4479 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4480 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4481 location_from_locus.
4482 (construct_exit_block): Remove old location code.
4483 * emit-rtl.c (force_next_line_note): Remove old location code.
4484 * profile.c (branch_prob): Remove old location code.
4485 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4486 LOC_LINE): Remove old-location variants.
4487 * langhooks.c (lhd_print_error_function): Remove old location
4489 * configure, config.in: Rebuilt.
4490 * configure.ac (--enable-mapped-location): Remove.
4491 * c-decl.c (c_init_decl_processing): Remove old location code.
4492 (finish_function): Likewise.
4493 * recog.c (decode_asm_operands): Remove old location code.
4494 * c-pch.c (c_common_read_pch): Remove old location code.
4495 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4497 * gimple-low.c (lower_function_body): Remove old location code.
4498 * toplev.c (unknown_location): Remove.
4499 (push_srcloc): Remove old-location variant.
4500 (process_options): Remove old location code.
4501 (lang_dependent_init): Likewise.
4502 * input.h (UNKNOWN_LOCATION): Move definition.
4503 (location_t): Undeprecate.
4504 (source_locus): Remove.
4505 (location_from_locus): Remove.
4506 (struct location_s): Remove.
4507 Remove all old-location code.
4508 (input_line, input_filename): Remove.
4509 * final.c (final_scan_insn): Remove old location code.
4510 * diagnostic.c (diagnostic_build_prefix): Remove
4511 USE_MAPPED_LOCATION test.
4512 * tree.h (gimple_stmt) <locus>: Now a location_t.
4513 (tree_exp) <locus>: Likewise.
4514 (DECL_IS_BUILTIN): Remove old-location variant.
4515 (annotate_with_file_line, annotate_with_locus): Likewise.
4516 (expr_locus, set_expr_locus): Update.
4517 * tree.c (build1_stat): Remove old location code.
4518 (last_annotated_node): Remove.
4519 (annotate_with_file_line): Remove old-location variant.
4520 (annotate_with_locus): Likewise.
4521 (expr_location): Remove old location code.
4522 (set_expr_location): Likewise.
4523 (expr_has_location): Likewise.
4524 (expr_locus): Likewise.
4525 (set_expr_locus): Likewise.
4526 (expr_filename): Don't use location_from_locus.
4527 (expr_lineno): Likewise.
4528 * rtl-error.c (location_for_asm): Remove old location code.
4529 * c-lex.c (cb_line_change): Remove old location code.
4530 (fe_file_change): Likewise.
4531 (cb_def_pragma): Likewise.
4532 (c_lex_with_flags): Likewise.
4533 * gengtype.c (do_typedef): Don't special-case location types.
4534 (define_location_structures): Remove.
4535 (main): Don't call define_location_structures.
4536 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4539 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4542 * builtins.def (BUILT_IN_STDARG_START): Remove.
4543 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4544 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4545 * tree-inline.c (inline_forbidden_p_1): Likewise.
4547 2008-02-26 Richard Guenther <rguenther@suse.de>
4549 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4550 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4551 (lookup_decl_from_uid): Declare.
4552 (remove_decl_from_map): Likewise.
4553 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4554 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4555 (decl_for_uid_map): New global hashtable mapping DECL_UID
4557 (init_ttree): Allocate it.
4558 (insert_decl_to_uid_decl_map): New helper function.
4559 (make_node_stat): Insert new decls into the map.
4560 (copy_node_stat): Likewise.
4561 (lookup_decl_from_uid): New function.
4562 (remove_decl_from_map): Likewise.
4563 (print_decl_for_uid_map_statistics): New helper.
4564 (dump_tree_statistics): Call it.
4566 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4567 (referenced_var_iterator): Adjust.
4568 (FOR_EACH_REFERENCED_VAR): Adjust.
4569 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4570 (num_referenced_vars): Adjust.
4571 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4572 (first_referenced_var): Remove.
4573 (end_referenced_vars_p): Likewise.
4574 (next_referenced_var): Likewise.
4575 (referenced_var_iterator_set): New helper function.
4576 * tree-dfa.c (referenced_var_lookup): Adjust.
4577 (referenced_var_check_and_insert): Likewise.
4578 (remove_referenced_var): Likewise.
4579 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4580 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4581 (verify_call_clobbering): Likewise.
4582 (verify_memory_partitions): Likewise.
4583 (init_tree_ssa): Allocate bitmap instead of hashtable for
4585 (delete_tree_ssa): Adjust.
4586 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4587 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4588 (compute_tag_properties): Likewise.
4589 (set_initial_properties): Likewise.
4590 (find_partition_for): Likewise.
4591 (update_reference_counts): Likewise.
4592 (dump_may_aliases_for): Likewise.
4593 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4594 (add_call_clobber_ops): Likewise.
4595 (add_call_read_ops): Likewise.
4596 (get_asm_expr_operands): Likewise.
4597 * tree-into-ssa.c (dump_decl_set): Likewise.
4598 (update_ssa): Likewise.
4599 * tree-sra.c (scan_function): Likewise.
4600 (decide_instantiations): Likewise.
4601 (scalarize_parms): Likewise.
4602 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4603 (dsa_named_for): Likewise.
4604 * tree-ssa-structalias.c (update_alias_info): Likewise.
4605 (merge_smts_into): Likewise.
4607 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4610 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4611 * c-opts.c (c_common_handle_option): Wall enables
4612 Wvolatile-register-var.
4613 * common.opt: Move Wvolatile-register-var to...
4616 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4618 * common.opt (Wlarger-than=): New.
4619 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4621 * opts.c (common_handle_option): Handle -Wlarger-than=.
4622 * optc-gen.awk: Likewise.
4623 * opth-gen.awk: Likewise.
4624 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4625 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4627 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4629 * c-common.c (match_case_to_enum_1): Add appropriate
4630 OPT_W* parameter to warning.
4631 (c_do_switch_warnings): Likewise.
4632 * c-typeck.c (warning_init): Add one more parameter following
4634 (push_init_level): Update call to warning_init.
4635 (pop_init_level): Likewise.
4636 (add_pending_init): Likewise.
4637 (output_init_element: Likewise.
4639 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4642 * toplev.c (toplev_main): If there are warnings or error, print
4643 errors for ignored options.
4644 * opts.c (ignored_options): New static variable.
4645 (postpone_unknown_option_error): New.
4646 (print_ignored_options): New.
4647 (handle_option): Postpone errors for unknown -Wno-* options.
4648 * opts.h (print_ignored_options): Declare.
4650 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4652 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4655 2008-02-25 Richard Guenther <rguenther@suse.de>
4658 2008-02-25 Richard Guenther <rguenther@suse.de>
4660 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4661 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4662 (lookup_decl_from_uid): Declare.
4663 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4664 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4665 (decl_for_uid_map): New global hashtable mapping DECL_UID
4667 (init_ttree): Allocate it.
4668 (insert_decl_to_uid_decl_map): New helper function.
4669 (make_node_stat): Insert new decls into the map.
4670 (copy_node_stat): Likewise.
4671 (lookup_decl_from_uid): New function.
4672 (print_decl_for_uid_map_statistics): New helper.
4673 (dump_tree_statistics): Call it.
4675 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4676 (referenced_var_iterator): Adjust.
4677 (FOR_EACH_REFERENCED_VAR): Adjust.
4678 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4679 (num_referenced_vars): Adjust.
4680 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4681 (first_referenced_var): Remove.
4682 (end_referenced_vars_p): Likewise.
4683 (next_referenced_var): Likewise.
4684 (referenced_var_iterator_set): New helper function.
4685 * tree-dfa.c (referenced_var_lookup): Adjust.
4686 (referenced_var_check_and_insert): Likewise.
4687 (remove_referenced_var): Likewise.
4688 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4689 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4690 (verify_call_clobbering): Likewise.
4691 (verify_memory_partitions): Likewise.
4692 (init_tree_ssa): Allocate bitmap instead of hashtable for
4694 (delete_tree_ssa): Adjust.
4695 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4696 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4697 (compute_tag_properties): Likewise.
4698 (set_initial_properties): Likewise.
4699 (find_partition_for): Likewise.
4700 (update_reference_counts): Likewise.
4701 (dump_may_aliases_for): Likewise.
4702 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4703 (add_call_clobber_ops): Likewise.
4704 (add_call_read_ops): Likewise.
4705 (get_asm_expr_operands): Likewise.
4706 * tree-into-ssa.c (dump_decl_set): Likewise.
4707 (update_ssa): Likewise.
4708 * tree-sra.c (scan_function): Likewise.
4709 (decide_instantiations): Likewise.
4710 (scalarize_parms): Likewise.
4711 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4712 (dsa_named_for): Likewise.
4713 * tree-ssa-structalias.c (update_alias_info): Likewise.
4714 (merge_smts_into): Likewise.
4716 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4719 * doc/invoke.texi (-fcx-limited-range): Document new option.
4720 * toplev.c (process_options): Handle -fcx-fortran-rules.
4721 * common.opt: Add documentation for -fcx-fortran-rules.
4723 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4726 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4727 actual behaviour and C99.
4729 2008-02-26 Ben Elliston <bje@au.ibm.com>
4731 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4732 (ASM_CPU_POWER6_SPEC): Likewise.
4733 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4734 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4735 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4737 2008-02-25 Richard Guenther <rguenther@suse.de>
4739 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4740 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4741 (lookup_decl_from_uid): Declare.
4742 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4743 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4744 (decl_for_uid_map): New global hashtable mapping DECL_UID
4746 (init_ttree): Allocate it.
4747 (insert_decl_to_uid_decl_map): New helper function.
4748 (make_node_stat): Insert new decls into the map.
4749 (copy_node_stat): Likewise.
4750 (lookup_decl_from_uid): New function.
4751 (print_decl_for_uid_map_statistics): New helper.
4752 (dump_tree_statistics): Call it.
4754 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4755 (referenced_var_iterator): Adjust.
4756 (FOR_EACH_REFERENCED_VAR): Adjust.
4757 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4758 (num_referenced_vars): Adjust.
4759 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4760 (first_referenced_var): Remove.
4761 (end_referenced_vars_p): Likewise.
4762 (next_referenced_var): Likewise.
4763 (referenced_var_iterator_set): New helper function.
4764 * tree-dfa.c (referenced_var_lookup): Adjust.
4765 (referenced_var_check_and_insert): Likewise.
4766 (remove_referenced_var): Likewise.
4767 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4768 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4769 (verify_call_clobbering): Likewise.
4770 (verify_memory_partitions): Likewise.
4771 (init_tree_ssa): Allocate bitmap instead of hashtable for
4773 (delete_tree_ssa): Adjust.
4774 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4775 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4776 (compute_tag_properties): Likewise.
4777 (set_initial_properties): Likewise.
4778 (find_partition_for): Likewise.
4779 (update_reference_counts): Likewise.
4780 (dump_may_aliases_for): Likewise.
4781 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4782 (add_call_clobber_ops): Likewise.
4783 (add_call_read_ops): Likewise.
4784 (get_asm_expr_operands): Likewise.
4785 * tree-into-ssa.c (dump_decl_set): Likewise.
4786 (update_ssa): Likewise.
4787 * tree-sra.c (scan_function): Likewise.
4788 (decide_instantiations): Likewise.
4789 (scalarize_parms): Likewise.
4790 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4791 (dsa_named_for): Likewise.
4792 * tree-ssa-structalias.c (update_alias_info): Likewise.
4793 (merge_smts_into): Likewise.
4795 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4798 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4799 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4800 * alias.h (nonoverlapping_memrefs_p): Likewise.
4802 2008-02-25 Jan Beulich <jbeulich@novell.com>
4804 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4805 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4806 __emultls_get_address, __emultls_register_common,
4807 __floatundi?f, and _Unwind_GetIPInfo.
4808 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4809 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4810 (gen_regparm_prefix): Likewise.
4811 (i386_nlm_encode_section_info): Sync with
4812 config/i386/winnt.c:i386_pe_encode_section_info().
4813 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4814 i386_nlm_mangle_decl_assembler_name): New.
4815 (netware_override_options): New.
4816 * config/i386/netware.h (netware_override_options): Declare.
4817 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4818 (i386_nlm_mangle_decl_assembler_name): Declare.
4819 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4821 2008-02-25 Ben Elliston <bje@au.ibm.com>
4824 * c-decl.c (grokdeclarator): Remove unused local variables
4825 `typedef_type' and `type_as_written'.
4827 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4828 unused local variable `has_hot_blocks'.
4829 (fix_crossing_conditional_branches): Remove unused local variable
4832 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4835 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4836 using DEF_C99_BUILTIN.
4837 (BUILT_IN_NANF): Ditto.
4838 (BUILT_IN_NANL): Ditto.
4840 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4841 Revital Eres <eres@il.ibm.com>
4843 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4844 regarding the order of two dependent insns in the same row.
4846 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4848 * stor-layout.c (layout_decl): Do not bump the alignment of a
4849 bit-field to more than byte alignment if it is packed.
4851 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4853 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4856 2008-02-24 Diego Novillo <dnovillo@google.com>
4858 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4861 * tree-vrp.c (vrp_evaluate_conditional): With
4862 -Wtype-limits, emit a warning when comparing against a
4863 constant outside the natural range of OP0's type.
4864 * c.opt (Wtype-limits): Move ...
4865 * common.opt (Wtype-limits): ... here.
4867 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4869 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4870 * config/rs6000/e300c2c3.md: New file.
4871 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4873 (rs6000_override_options): Add e300c2 and e300c3 cases to
4874 processor_target_table. Do not allow usage of Altivec or Spe
4875 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4876 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4877 * config/rs6000/rs6000.h (processor_type): Add
4878 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4879 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4880 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4881 and ppce300c3. Include e300c2c3.md.
4883 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4885 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4886 instead of TARGET_STRICT_ALIGN.
4888 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4890 * explow.c (memory_address): Assert that the generated address is
4893 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4896 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4897 * config/darwin-ppc-ldouble-patch.def: New file.
4898 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4899 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4900 SUBTARGET_INIT_BUILTINS if defined.
4901 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4904 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4907 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4908 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4910 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4913 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4914 file" warning condtional on -Winvalid-PCH.
4916 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4918 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4920 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4925 prevent reload from using MMX registers.
4926 (*mov<mode>_internal): Ditto.
4927 (*movv2sf_internal_rex64): Ditto.
4928 (*movv2sf_internal): Ditto.
4930 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4932 PR documentation/31569
4933 * doc/install.texi2html: Use makeinfo --no-number-sections.
4935 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4937 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4938 ensure that we can address an entire entity > 8 bytes. Don't
4939 generate reg+reg addressing for such data.
4941 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4943 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4944 strings when optimizing for size, unless the target cares about
4947 2008-02-22 Tom Tromey <tromey@redhat.com>
4949 * regclass.c (current_pass): Remove declaration.
4951 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4953 * config/avr/libgcc.S (__RAMPZ__): Define.
4954 (__do_copy_data): Add for devices with 128KB code memory.
4956 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4958 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4960 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4962 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4964 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4967 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4970 * c-typeck.c (build_binary_op): Warn about floating point
4971 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4973 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4976 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4977 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4979 (rs6000_override_options): Set altivec_abi as default, not override,
4980 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4981 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4982 is used; use new member spe_abi.
4983 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4984 spe_abi and altivec_abi.
4986 2008-02-22 Tomas Bily <tbily@suse.cz>
4988 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4990 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4993 * config.build (build_file_translate): Set to `CMD //c' only if
4995 * Makefile.in (build_file_translate): Improve comment.
4997 2008-02-21 Jan Hubicka <jh@suse.cz>
4999 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5000 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5001 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5003 2008-02-21 Michael Matz <matz@suse.de>
5006 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5008 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5010 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5011 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5013 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5014 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5015 SSE_VEC_FLOAT_MODE_P as insn constraint.
5016 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5017 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5018 sse4a_movntdf using MODEF mode iterator.
5019 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5020 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5021 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5022 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5023 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5024 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5025 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5027 2008-02-21 Richard Guenther <rguenther@suse.de>
5029 * tree.def (PAREN_EXPR): New tree code.
5030 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5032 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5033 * expr.c (expand_expr_real_1): Likewise.
5034 * tree-inline.c (estimate_num_insns_1): Likewise.
5035 * tree-complex.c (expand_complex_move): Likewise.
5036 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5039 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5042 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5044 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5047 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5049 * config/sh/sh.c (find_barrier): Don't go past
5050 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5052 2008-02-20 DJ Delorie <dj@redhat.com>
5054 * config/h8300/h8300.md (insv): Force source operand to be a register.
5056 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5057 as a jump, not as a plain insn.
5059 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5061 * doc/invoke.texi (Warning Options): Add new option
5062 -Wframe-larger-than=.
5063 (-Wframe-larger-than): Document.
5065 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5066 Add declarations for new option variables.
5068 * final.c (final_start_function): Check the frame size
5069 before emission and issue a Wframe-larger-than warning.
5071 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5072 Add definitions for new option variables.
5073 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5075 * common.opt (Wframe-larger-than=): New option.
5077 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5080 (<sse>_div<mode>3): Ditto.
5081 (<sse>_vmdiv<mode>3): Ditto.
5082 (<sse>_vmsqrt<mode>2): Ditto.
5083 (*smax<mode>3): Ditto.
5084 (sse5_frcz<mode>2): Ditto.
5085 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5088 2008-02-20 Richard Guenther <rguenther@suse.de>
5091 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5092 be happy with INTEGRAL_TYPE_P.
5094 2008-02-20 Richard Guenther <rguenther@suse.de>
5096 * fold-const.c (split_tree): Associate floatig-point expressions
5097 if flag_associative_math is set.
5099 2008-02-20 Richard Guenther <rguenther@suse.de>
5101 * tree.h (fold_real_zero_addition_p): Declare.
5102 * fold-const.c (fold_real_zero_addition_p): Export.
5103 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5104 floating-point operations with zero and one.
5106 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5108 * doc/install.texi: Correct references to CFLAGS, replacing them
5109 with BOOT_CFLAGS. Document flags used during bootstrap for
5112 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5115 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5116 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5118 (smin<mode>3): Ditto from similar patterns.
5119 (smax<mode>3): Ditto.
5120 (*ieee_smin<mode>3): Ditto.
5121 (*ieee_smax<mode>3): Ditto.
5122 * config/i386/sse.md (sse): New mode attribute.
5123 (mov<mode>): Macroize expander from movv4sf and movv2df using
5124 SSEMODEF2P mode iterator.
5125 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5126 SSE_VEC_FLOAT_MODE_P as insn constraint.
5127 (storent<mode>): Ditto.
5128 (storent<mode>): Macroize expander from storentsf and storentdf using
5129 MODEF mode iterator.
5130 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5131 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5132 (abs<mode>2): Ditto from similar patterns.
5133 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5134 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5135 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5136 (<sse>_vmsqrt<mode>2): Ditto.
5137 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5138 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5139 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5140 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5141 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5142 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5143 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5145 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5146 iterator and SSE_FLOAT_MODE_P as insn constraint.
5147 (<sse>_ucomi): Ditto from similar patterns.
5148 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5149 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5150 SSE_VEC_FLOAT_MODE_P as insn constraint.
5151 (vcond<mode>): Ditto from similar patterns.
5152 (and<mode>3, *and<mode>3): Ditto.
5153 (<sse>_nand<mode>3): Ditto.
5154 (ior<mode>3, *ior<mode>3): Ditto.
5155 (xor<mode>3, *xor<mode>3): Ditto.
5156 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5157 iterator and SSE_FLOAT_MODE_P as insn constraint.
5158 (*nand<mode>3): Ditto from similar patterns.
5159 (*ior<mode>3): Ditto.
5160 (*xor<mode>3): Ditto.
5162 2008-02-20 Ira Rosen <irar@il.ibm.com>
5164 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5165 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5166 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5168 2008-02-19 Jan Hubicka <jh@suse.cz>
5170 * predict.c (tree_bb_level_predictions): Remove variable next
5171 mistakely introduced by previous commit.
5173 2008-02-19 Jan Hubicka <jh@suse.cz>
5175 * predict.c (predict_paths_leading_to): Rewrite.
5176 (predict_paths_for_bb): New.
5177 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5179 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5182 * Makefile.in (build_file_translate): New.
5183 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5184 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5185 * configure.ac (build_file_translate): Substitute it.
5186 * configure: Regenerate.
5188 2008-02-19 Jan Hubicka <jh@suse.cz>
5190 PR rtl-optimization/34408
5191 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5194 2008-02-19 Jan Hubicka <jh@suse.cz>
5197 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5200 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5203 * config/i386/i386-modes.def: Revert the last DI alignment
5204 change until Ada people can look into it.
5206 2008-02-19 Nick Clifton <nickc@redhat.com>
5208 * opts.c (print_specific_help): Fix typo in --help text.
5210 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5213 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5214 32-bit inline asm without asm alternatives for host GCC < 3.0.
5216 2008-02-19 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/34989
5219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5220 Allow propagation to INDIRECT_REF if we can simplify only.
5222 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5224 * c-common.c (warn_for_collisions_1): Use appropriate option when
5227 2008-02-19 Nick Clifton <nickc@redhat.com>
5230 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5231 (handle_options): Fix indentation.
5232 (print_filtered_help): If no language-specific options were
5233 displayed tell the user how to list all the options supported by
5234 the language's front-end.
5235 (print_specific_help): Fix indentation and remove duplicate line.
5236 (common_handle_option): Handle the -v option.
5237 For --help enable the display of undocumented options if the -v
5238 switch has been included on the command line.
5239 For --help= check for overlaps in the arguments between the option
5240 classes and the language names and issue a warning when they
5241 cannot be disambiguated.
5242 * c.opt (v): Pass on to the common option handler.
5244 2008-02-19 Revital Eres <eres@il.ibm.com>
5246 * modulo-sched.c (sms_schedule): Change dump message when
5247 create_ddg function fails.
5248 (try_scheduling_node_in_cycle): Rename row to cycle.
5249 (print_partial_schedule): Rename CYCLE to ROW.
5251 2008-02-19 Christian Bruel <christian.bruel@st.com>
5252 Zdenek Dvorak <ook@ucw.cz>
5254 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5256 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5259 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5260 (*x86_movdicc_0_m1_se): Ditto.
5262 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5264 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5265 (CMPtype): Define as __gcc_CMPtype.
5266 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5267 (CMPtype): Define as __gcc_CMPtype.
5269 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5271 Support valgrind 3.3 for --enable-checking=valgrind.
5272 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5274 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5275 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5276 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5277 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5278 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5279 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5280 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5282 * ggc-zone.c: Similar.
5283 * ggc-page.c: Similar.
5285 2008-02-19 Paul Brook <paul@codesourcery.com>
5288 * config/arm/ieee754-df.S: Fix do_it typo.
5289 * config/arm/ieee754-sf.S: Fix do_it typo.
5291 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5295 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5296 (OPTION_MASK_ISA_SSE_SET): Likewise.
5297 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5298 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5299 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5300 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5301 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5302 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5303 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5304 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5305 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5306 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5307 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5308 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5309 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5310 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5311 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5312 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5313 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5314 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5315 (OPTION_MASK_ISA_SSE4): Removed.
5316 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5317 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5318 (override_options): Don't turn on implied SSE/MMX bits in
5321 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5323 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5326 2008-02-18 Joey Ye <joey.ye@intel.com>
5329 * tree-nested.c (insert_field_into_struct): Set type alignment
5330 to field alignment if the former is less than the latter.
5332 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5334 * BASE-VER: Set to 4.4.0.
5336 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5338 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5339 * doc/cfg.texi: Likewise.
5340 * doc/extend.texi: Likewise.
5341 * doc/gty.texi: Likewise.
5342 * doc/invoke.texi: Likewise.
5343 * doc/loop.texi: Likewise.
5344 * doc/md.texi: Likewise.
5345 * doc/passes.texi: Likewise.
5346 * doc/rtl.texi: Likewise.
5347 * doc/sourcebuild.texi: Likewise.
5348 * doc/tm.texi: Likewise.
5349 * doc/tree-ssa.texi: Likewise.
5351 2008-02-17 Richard Guenther <rguenther@suse.de>
5354 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5355 without default definition.
5357 2008-02-17 Richard Guenther <rguenther@suse.de>
5359 PR tree-optimization/35231
5360 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5363 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5366 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5367 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5368 libgcc_cmp_return mode.
5370 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5373 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5375 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5377 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5380 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5382 * doc/c-tree.texi: Use `@.' where appropriate.
5383 * doc/extend.texi: Likewise.
5384 * doc/install.texi: Likewise.
5385 * doc/invoke.texi: Likewise.
5386 * doc/loop.texi: Likewise.
5387 * doc/makefile.texi: Likewise.
5388 * doc/md.texi: Likewise.
5389 * doc/passes.texi: Likewise.
5390 * doc/standards.texi: Likewise.
5391 * doc/tm.texi: Likewise.
5393 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5396 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5398 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5399 rather than in entry_bb.
5401 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5403 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5404 libgcc_cmp_return mode.
5406 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5409 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5410 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5412 2008-02-15 Richard Guenther <rguenther@suse.de>
5413 Zdenek Dvorak <ook@ucw.cz>
5415 PR tree-optimization/35164
5416 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5417 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5418 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5419 Only propagate addresses which do not have abnormal SSA_NAMEs
5422 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5425 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5427 2008-02-15 Jan Hubicka <jh@suse.cz>
5430 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5432 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5435 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5436 when calculating alignment_pad.
5438 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5441 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5442 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5443 and STACK_BOUNDARY define.
5445 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5447 PR preprocessor/35061
5448 * c-pragma.c (handle_pragma_pop_macro): Check that
5449 pushed_macro_table has been allocated.
5451 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5454 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5455 (force_gimple_operand): Likewise.
5456 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5457 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5458 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5459 (find_interesting_uses_address): Check addressability and alignment
5460 of the base expression only after substituting bases of IVs into it.
5462 2008-02-14 Michael Matz <matz@suse.de>
5465 * function.c (instantiate_virtual_regs_in_insn): Reload address
5466 before falling back to reloading the whole operand.
5468 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5470 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5471 before the first section switch note.
5473 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5475 * doc/bugreport.texi: Update copyright years.
5476 * doc/c-tree.texi: Likewise.
5477 * doc/cfg.texi: Likewise.
5478 * doc/cpp.texi: Likewise.
5479 * doc/cppinternals.texi: Likewise.
5480 * doc/fragments.texi: Likewise.
5481 * doc/frontends.texi: Likewise.
5482 * doc/gcc.texi: Likewise.
5483 * doc/gty.texi: Likewise.
5484 * doc/hostconfig.texi: Likewise.
5485 * doc/implement-c.texi: Likewise.
5486 * doc/libgcc.texi: Likewise.
5487 * doc/loop.texi: Likewise.
5488 * doc/makefile.texi: Likewise.
5489 * doc/options.texi: Likewise.
5490 * doc/passes.texi: Likewise.
5491 * doc/rtl.texi: Likewise.
5492 * doc/sourcebuild.texi: Likewise.
5493 * doc/standards.texi: Likewise.
5494 * doc/tree-ssa.texi: Likewise.
5495 * doc/trouble.texi: Likewise.
5497 * doc/extend.texi: Use @: or add comma where appropriate.
5498 * doc/invoke.texi: Likewise.
5499 * doc/tm.texi: Likewise.
5501 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5504 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5507 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5509 * doc/md.texi (clz, ctz): Add reference.
5510 * doc/rtl.texi (clz, ctz): Likewise.
5512 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5515 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5518 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5520 * config/s390/s390.c (struct constant_pool): New field
5521 emit_pool_after added.
5522 (s390_mainpool_start): Set the emit_pool_after flag according
5523 to the section switch notes.
5524 (s390_mainpool_finish): Consider emit_pool_after when emitting
5525 the literal pool at the end of the function.
5526 (s390_chunkify_start): Force literal pool splits at section
5529 2008-02-13 Michael Matz <matz@suse.de>
5532 * var-tracking.c (clobber_variable_part): Correctly traverse the
5535 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5538 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5539 Add -fdump-ipa-inline.
5540 * tree-dump.c (dump_files): Remove tree-inlined dump.
5541 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5543 2008-02-12 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/35171
5546 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5549 2008-02-12 Richard Guenther <rguenther@suse.de>
5552 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5553 value-preserving mode. Disallow final truncation.
5555 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5558 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5559 code from here to...
5560 (force_gimple_operand): ...here.
5562 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5565 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5566 non-compatible pointers.
5567 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5568 different FIELD_DECLs, try harder by comparing field offsets, sizes
5572 * function.c (match_asm_constraints_1): Don't replace the same input
5575 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5577 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5578 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5579 (expand_epilogue): Restore RAMPZ register.
5580 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5582 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5584 * config/i386/cygwin.asm: (__alloca): Correct calling
5585 convention and alignment.
5586 (__chkstk): Force 8 byte stack alignment.
5588 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5589 Richard Guenther <rguenther@suse.de>
5591 PR tree-optimization/33992
5592 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5593 the zero we compare against.
5595 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5598 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5599 to CloseHandle after unlocking to prevent accumulation of handle
5602 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5605 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5606 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5607 and update LABEL_NUSES during and after reload.
5609 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5612 * combine.c (simplify_if_then_else): Make sure the comparison is
5613 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5615 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5618 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5619 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5620 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5621 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5622 * tree.h (get_type_static_bounds): Likewise.
5624 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5626 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5627 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5628 Make -Wfoo language annotations match what the compiler outputs.
5630 2008-02-08 Sa Liu <saliu@de.ibm.com>
5632 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5633 intrinsics spu_convts, spu_convtu, spu_convtf.
5634 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5636 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5638 * doc/extend.texi (Function Attributes) <noinline>: Mention
5639 asm ("") as method to keep calls.
5641 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5644 * doc/options.texi (Options): Replace references to opts.sh with
5646 * opts-common.c: Likewise.
5647 * optc-gen.awk: Likewise.
5649 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5651 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5653 2008-02-07 Richard Henderson <rth@redhat.com>
5656 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5657 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5660 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5662 PR tree-optimization/35085
5663 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5664 for operand entry oe2 in addition to operand entry oe3 in order to
5665 expose more opportunities for vectorizer sum reduction.
5667 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5670 * Makefile.in (LIBS): Remove $(GMPLIBS).
5671 (cc1-dummy, cc1): Add $(GMPLIBS).
5673 2008-02-06 Jan Hubicka <jh@suse.cz>
5676 * i386.md (moddf_integer): Do not produce partial memory stalls for
5677 targets where it hurts.
5679 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5682 * optabs.c (expand_float): Do not check for decimal modes when
5683 expanding unsigned integer through signed conversion.
5685 2008-02-06 Nick Clifton <nickc@redhat.com>
5687 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5688 inside the clobber with a match_operand and duplicated operand
5689 number in the constraint.
5690 (ineqbranchsi): Delete redundant comment.
5692 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5694 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5695 builtin_define ("__USE_INIT_FINI__").
5696 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5698 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5700 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5702 PR documentation/30330
5703 * doc/invoke.texi (C++ Dialect Options)
5704 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5705 For each warning option -Wfoo that allows -Wno-foo, ensure both
5706 -Wfoo and -Wno-foo are listed in the option index. Fix index
5707 entry of -Wswitch-default, index -Wnormalized= including the
5708 `=', and -Wlarger-than-@var{len} including @var{len}.
5710 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386.md (floatunssisf2): Use
5713 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5714 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5715 Macroize expander using MODEF mode iterator.
5717 2008-02-05 Diego Novillo <dnovillo@google.com>
5719 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5722 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5724 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5729 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5732 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5733 to indicate if a message should be generated.
5734 (init_cumulative_args): Updated.
5735 (function_value_32): Likewise.
5737 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5739 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5741 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5744 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5745 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5747 2008-02-04 Diego Novillo <dnovillo@google.com>
5749 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5752 * tree-vrp.c (vrp_evaluate_conditional): With
5753 -Wtype-limits, emit a warning when comparing against a
5754 constant outside the natural range of OP0's type.
5756 2008-02-04 Richard Guenther <rguenther@suse.de>
5759 * expr.c (count_type_elements): Give for unions instead of
5762 2008-02-04 Richard Guenther <rguenther@suse.de>
5765 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5766 to TYPE_DOMAINs base type instead of using bitsizetype here.
5768 2008-02-03 Jason Merrill <jason@redhat.com>
5770 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5772 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5775 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5776 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5777 (RS/6000 and PowerPC Options): Fix typos and markup.
5778 * doc/passes.texi (Tree-SSA passes): Likewise.
5780 2008-02-02 Michael Matz <matz@suse.de>
5783 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5784 from record_last_reg_set_info.
5785 (record_last_reg_set_info): Take an RTX argument, iterate over all
5786 constituent hardregs.
5787 (record_last_set_info, record_opr_changes): Change calls to
5788 new signature or to record_last_reg_set_info_regno.
5790 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5792 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5794 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5796 PR rtl-optimization/34773
5797 * reg-notes.def (EQUAL): Mention significance of combination of
5798 REG_EQUAL and REG_RETVAL.
5799 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5800 insn that has a REG_RETVAL.
5802 2008-02-01 Roger Sayle <roger@eyesopen.com>
5805 * configure.ac (--enable-fixed-point): Disable unless explicitly
5807 * configure: Regenerate.
5809 2008-02-01 Richard Guenther <rguenther@suse.de>
5812 * invoke.texi (-finline-limit): Remove no longer true parts
5813 of the documentation. Note that there is no default value.
5815 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5816 Mark Mitchell <mark@codesourcery.com>
5817 Ben Elliston <bje@au.ibm.com>
5820 * doc/extend.texi (Other Builtins): Document.
5822 2008-01-31 Tom Browder <tom.browder@gmail.com>
5824 * doc/c-tree.texi (Types): Fix grammar.
5825 (Expression trees): Ditto.
5826 * doc/passes.texi (Tree-SSA passes): Ditto.
5828 * doc/configterms.texi (Configure Terms): Fix typo.
5829 * doc/cpp.texi (Common Predefined Macros): Ditto.
5830 * doc/md.texi (Machine Constraints): Ditto.
5832 * doc/makefile.texi (Makefile): Add comma.
5834 2008-01-31 Tom Browder <tom.browder@gmail.com>
5835 Gerald Pfeifer <gerald@pfeifer.com>
5837 * doc/sourcebuild.texi (Front End): Remove references to CVS
5838 and CVSROOT/modules.
5839 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5840 (Back End): Remove reference to CVS.
5842 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5845 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5847 (mips16_gp_pseudo_reg): ...here.
5848 * config/mips/mips.md (load_const_gp): Replace with...
5849 (load_const_gp_<mode>): ...this :P-based insn.
5851 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5853 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5854 options. Minor fixes.
5855 (-std): Move reference to standards closer to where language
5856 standards are first mentioned.
5858 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5860 PR rtl-optimization/34995
5861 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5862 parameter and return a bool. If the rtx parameter is nonnull,
5863 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5864 (find_reloads): Update call accordingly. Pass the new operand
5865 if it needed no address reloads, otherwise pass null.
5867 2008-01-30 Richard Henderson <rth@redhat.com>
5870 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5871 for unbounded arrays.
5873 2008-01-30 Silvius Rus <rus@google.com>
5875 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5877 2008-01-30 Jan Hubicka <jh@suse.cz>
5880 * i386.c (init_cumulative_args): Use real function declaration when
5883 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5885 PR rtl-optimization/34998
5886 * global.c (build_insn_chain): Treat non-subreg_lowpart
5887 SUBREGs of pseudos as clobbering all the words covered by the
5888 SUBREG, not just all the bytes.
5889 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5890 original df_ref rather than an extract parameter.
5891 (global_conflicts): Update call accordingly.
5893 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5895 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5896 the overflow check to make it easier to read.
5897 (__fixtfdi): Change the type of the ll member in union
5898 long_double to UDItype_x.
5900 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5903 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5904 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5905 * tree-inline.c (fold_marked_statements): Call
5906 cgraph_update_edges_for_call_stmt if folding a call statement.
5907 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5908 debug_generic_stmt calls, reset it back afterwards.
5911 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5913 * c-typeck.c (build_external_ref): Don't pedwarn about
5914 static vars in current function's scope.
5916 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5918 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5920 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5923 * ipa-struct-reorg.c: Fix spelling.
5924 * params.def: Ditto.
5926 2008-01-29 Richard Guenther <rguenther@suse.de>
5929 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5931 * tree-inline.c (remap_type): Increment remapping_type_depth
5932 around remapping types.
5933 (copy_body_r): Only add referenced variables if they are referenced
5934 from code, not types.
5936 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5947 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5948 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5950 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5953 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5954 pointer for tiny stack.
5956 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5958 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5960 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5962 * config/vx-common.h: Fix typo in comment.
5964 2008-01-28 Ian Lance Taylor <iant@google.com>
5968 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5969 coalesce pointers if they have different DECL_NO_TBAA_P values.
5970 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5971 between variables with different DECL_NO_TBAA_P values.
5973 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5976 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5977 are not legitimate small data references on SPE targets.
5979 2008-01-28 David Daney <ddaney@avtrex.com>
5981 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5983 2008-01-28 David Daney <ddaney@avtrex.com>
5985 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5987 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5989 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5990 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5991 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5992 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5993 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5994 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5995 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5996 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5998 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6000 * basic-block.h (condjump_equiv_p): Fix comment.
6002 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6004 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6005 print_generic_stmt_indented): Fix comment.
6007 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6009 * configure.ac (__stack_chk_fail): Add detecion for availability
6010 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6011 * configure: Regenerate.
6013 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6016 * final.c (output_addr_const): Handle TRUNCATE.
6018 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6021 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6022 (zero_cost, infinite_cost): New constants.
6023 (struct cost_pair): Change type of cost to comp_cost.
6024 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6025 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6027 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6028 split_address_cost, ptr_difference_cost, difference_cost,
6029 get_computation_cost_at, get_computation_cost,
6030 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6031 determine_use_iv_cost_condition, determine_use_iv_costs,
6032 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6033 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6034 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6035 Change type of cost to comp_cost.
6036 (determine_iv_cost): Increase cost of non-original ivs, instead
6037 of decreasing the cost of original ones.
6038 (get_address_cost): Indicate the complexity of the addressing mode
6040 (try_add_cand_for): Prefer using ivs not specific to some object.
6041 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6043 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6044 Janis Johnson <janis187@us.ibm.com>
6047 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6048 (TARGET_INSTANTIATE_DECLS): Likewise.
6049 * target.h (expand_to_rtl_hook): New target hook.
6050 (instantiate_decls): Likewise.
6051 * function.c (instantiate_decl): Make non-static. Rename to...
6052 (instantiate_decl_rtl): ... this.
6053 (instantiate_expr): Use instantiate_decl_rtl.
6054 (instantiate_decls_1): Likewise.
6055 (instantiate_decls): Likewise.
6056 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6057 * function.h (instantiate_decl_rtl): Add prototype.
6058 * cfgexpand.c (target.h): New include.
6059 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6060 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6061 (TARGET_INSTANTIATE_DECLS): Likewise.
6062 (TARGET_INITIALIZER): New target hooks added.
6063 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6065 * config/rs6000/rs6000.c (tree-flow.h): New include.
6066 (machine_function): Add sdmode_stack_slot field.
6067 (rs6000_alloc_sdmode_stack_slot): New function.
6068 (rs6000_instantiate_decls): Likewise.
6069 (rs6000_secondary_memory_needed_rtx): Likewise.
6070 (rs6000_check_sdmode): Likewise.
6071 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6072 (TARGET_INSTANTIATE_DECLS): Likewise.
6073 (rs6000_hard_regno_mode_ok): Allow SDmode.
6074 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6075 (rs6000_emit_move): Handle SDmode.
6076 (function_arg_advance): Likewise.
6077 (function_arg): Likewise.
6078 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6079 SDmode var args for 32-bit compiles.
6080 (rs6000_secondary_reload_class): Handle SDmode.
6081 (rs6000_output_function_epilogue): Likewise.
6082 (rs6000_function_value): Simplify if statement.
6083 (rs6000_libcall_value): Likewise.
6084 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6085 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6086 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6087 (movsd_hardfloat): New define_insn.
6088 (movsd_softfloat): Likewise.
6089 (movsd_store): Likewise.
6090 (movsd_load): Likewise.
6091 (extendsddd2): Likewise.
6092 (extendsdtd2): Likewise.
6093 (truncddsd2): Likewise.
6094 (movdd_hardfloat64): Fixup comment.
6095 (UNSPEC_MOVSD_LOAD): New constant.
6096 (UNSPEC_MOVSD_STORE): Likewise.
6098 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6101 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6103 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6104 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6105 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6108 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6111 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6112 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6113 __LONGDOUBLE128 too.
6114 * config/rs6000/aix61.h: New file.
6116 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6118 PR rtl-optimization/34959
6119 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6120 popcount and parity rtxes the same mode as their operand.
6121 Truncate or extend the result to the return value's mode
6124 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6127 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6128 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6129 to GOT_VERSION_REGNUM.
6130 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6131 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6132 * config/mips/mips.c (mips_emit_call_insn): New function.
6133 (mips_call_tls_get_addr): Call mips_expand_call directly.
6134 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6136 (mips16_build_call_stub): Likewise. Return the call insn or null.
6137 (mips_expand_call): Update the call to mips16_build_call_stub
6138 accordingly and a remove redundant condition. Assert that MIPS16
6139 stubs do not use lazy binding. Use mips_emit_call_insn and return
6141 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6143 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6144 (mips_avoid_hazard): Remove hazard_set handling.
6145 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6146 (UNSPEC_RESTORE_GP): ...this.
6147 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6148 (FAKE_CALL_REGNO): Rename to...
6149 (GOT_VERSION_REGNUM): ...this.
6150 (type): Add "ghost" value. Add an associated insn reservation.
6151 (hazard_set): Remove.
6152 (exception_receiver): Rename to...
6153 (restore_gp): ...this and update the unspec identifier accordingly.
6154 (exception_receiver, nonlocal_got_receiver): New expanders.
6155 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6156 FAKE_CALL_REGNO. Remove hazard_set attribute.
6157 (set_got_version, update_got_version): New patterns.
6159 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6162 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6164 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6167 * doc/install.texi2html: Generate gcc-vers.texi.
6169 2008-01-25 DJ Delorie <dj@redhat.com>
6171 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6173 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6175 * config/c4x: Remove directory.
6176 * config.gcc (crx-*, mt-*): Mark obsolete.
6177 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6178 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6179 sh-*-rtemscoff*): Remove cases.
6180 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6181 * real.c (encode_c4x_single, decode_c4x_single,
6182 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6183 c4x_extended_format): Remove.
6184 * real.h (c4x_single_format, c4x_extended_format): Remove.
6185 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6187 (Pragmas): Remove comment about c4x pragmas.
6188 * doc/install.texi (c4x): Remove target-specific instructions.
6189 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6190 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6191 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6192 refer to C4x source files as examples.
6193 (C4X_FLOAT_FORMAT): Remove documentation.
6195 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6197 * config/bfin/bfin.c (override_options): Reorder tests so that
6198 flag_pic gets enabled for -msep-data.
6200 2008-01-25 Richard Guenther <rguenther@suse.de>
6203 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6204 to its bitfield precision if required.
6206 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6209 * tree-nested.c (walk_omp_for): New function.
6210 (convert_nonlocal_reference, convert_local_reference): Call
6211 walk_omp_for on OMP_FOR.
6212 (convert_call_expr): Call walk_body on OMP_FOR's
6213 OMP_FOR_PRE_INIT_BODY.
6215 2008-01-25 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/34966
6218 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6219 default defs and PHI_NODEs we have to insert after the
6222 2008-01-24 Nick Clifton <nickc@redhat.com>
6224 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6225 Provide a default definition.
6226 (LIBGCC2_UNITS_PER_WORD): Likewise.
6228 * config/stormy16/stormy16.c: Include df.h for the prototype
6229 for df_regs_ever_live_p.
6230 (xstormy16_expand_builtin_va_start): Convert the stack offset
6231 into a component_ref and then use POINTER_PLUS_EXPR to add it
6232 to the incoming_virtual_args_rtx.
6233 (xstormy16_gimplify_va_arg_expr): Rename to
6234 xstormy16_gimplify_va_arg_expr.
6235 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6236 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6237 xstormy16_gimplify_va_arg_expr.
6238 Fix up some formatting issues.
6240 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6241 Move to predicates.md.
6242 (xs_hi_general_operand): Likewise.
6243 (xs_hi_nonmemory_operand): Likewise.
6244 * config/stormy16/predicates.md:
6245 (xstormy16_carry_plus_operand): New predicate.
6246 (xs_hi_general_operand): New predicate.
6247 (xs_hi_nonmemory_operand): New predicate.
6248 * config/stormy16/stormy16-protos.h:
6249 (xstormy16_carry_plus_operand): Delete prototype.
6250 (xs_hi_general_operand): Likewise.
6251 (xs_hi_nonmemory_operand): Likewise.
6253 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6254 modifiers as they are no longer needed and they can trigger
6255 reload spill failures.
6257 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6258 with a match_operand in order to help reload.
6260 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6261 constraint with 'e' for the 8th alternative as this version of
6262 the mov.w instruction only accepts the lower 8 registers.
6264 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6267 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6268 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6271 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6274 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6276 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6278 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6280 (remove_structure): Update allocations list before removing structure.
6282 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6284 * ipa-struct-reorg.c (is_safe_cond_expr,
6285 create_new_stmts_for_cond_expr): Use integer_zerop function,
6286 that recognize not only zero-pointer, but zero-integer too.
6288 2008-01-25 Ben Elliston <bje@au.ibm.com>
6291 * fixproto: Escape "." in sed expression that strips leading "./".
6293 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6296 * gcc.c (SWITCH_OK): Removed.
6297 (SWITCH_LIVE): Changed to bit.
6298 (SWITCH_FALSE): Likewise.
6299 (SWITCH_IGNORE): Likewise.
6300 (switchstr): Change live_cond to unsigned int.
6301 (process_command): Replace SWITCH_OK with 0.
6302 (do_self_spec): Likewise.
6303 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6304 (give_switch): Likewise.
6305 (used_arg): Likewise.
6306 (do_spec_1): Set the SWITCH_IGNORE bit.
6307 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6308 bits. Set the SWITCH_LIVE bit.
6310 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6312 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6314 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6316 PR tree-optimization/34472
6317 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6318 parameter to a "bool *" and set *DATA to false if there is
6319 an unsafe access. Do not delete the structure here.
6320 (check_cond_exprs): Delete it here instead.
6321 (check_cond_exprs, exclude_cold_structs): Do not increase
6322 I when removing a structure.
6324 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6328 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6330 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6333 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6334 a fixed vector for stack.
6336 2008-01-24 Ben Elliston <bje@au.ibm.com>
6339 * doc/gcc.texi (Software development): Add a direntry for g++.
6341 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6343 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6344 stale and straggling -fforce-addr comments above.
6346 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6348 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6349 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6351 2008-01-23 Michael Matz <matz@suse.de>
6354 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6357 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6359 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6362 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6364 * config/avr/avr.c (avr_current_arch): New variable.
6365 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6366 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6367 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6368 (avr_override_options): Init 'avr_current_arch'.
6369 (base_arch_s): Move from here...
6370 * config/avr/avr.h (base_arch_s): ... here. Add new members
6371 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6372 'mega' to 'have_jmp_call'.
6373 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6374 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6376 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6378 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6379 MULTILIB_MATCHES): (Ditto.).
6381 2008-01-23 Richard Guenther <rguenther@suse.de>
6384 * cgraphunit.c (cgraph_reset_node): Always mark the node
6385 not reachable if it is not queued already.
6387 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6389 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6390 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6391 (cputype_selected): New static variable.
6392 (bfin_handle_option): Set it if -mcpu is used.
6393 (override_option): Select default set of workarounds if no cpu type
6394 selected on the command line.
6395 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6397 From Michael Frysinger <michael.frysinger@analog.com>
6398 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6399 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6401 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6402 for bf547, bf523, bf524, and bf526.
6403 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6405 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6406 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6407 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6408 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6409 * doc/invoke.texi (Blackfin Options): Document that
6410 -mcpu now accept bf547, bf523, bf524, and bf526.
6412 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6414 PR rtl-optimization/34628
6415 * combine.c (try_combine): Stop and undo after the first combination
6416 if an autoincrement side-effect on the first insn has effectively
6419 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6422 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6423 Offset addresses are not valid for Altivec or paired float modes.
6425 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6428 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6429 if DECL_INITIAL (decl) is error_mark_node.
6432 * c-common.c (handle_vector_size_attribute): Only allow
6433 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6434 the same way as pointer, array etc. types.
6435 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6438 * tree.c (build_type_attribute_qual_variant): Call
6439 build_qualified_type if attributes are equal, but quals are not.
6441 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6444 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6445 * flags.h (warn_strict_aliasing): Remove.
6446 (warn_strict_overflow): Remove.
6447 * opts.c (warn_strict_aliasing): Remove.
6448 (warn_strict_overflow): Remove.
6449 * c-opts.c (c_common_handle_option): -Wall only sets
6450 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6451 (c_common_post_options): Give default values to -Wstrict-aliasing
6452 and -Wstrict-overflow if they are uninitialized.
6453 * common.opt (Wstrict-aliasing): Specify Var and Init.
6454 (Wstrict-overflow): Likewise.
6456 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6458 PR rtl-optimization/26854
6459 PR rtl-optimization/34400
6460 PR rtl-optimization/34884
6461 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6463 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6464 (df_rd_bb_info.expanded_lr_out): Deleted
6465 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6466 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6467 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6468 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6469 Removed code to allocate, initialize or free expanded_lr_out.
6470 (df_rd_bb_local_compute_process_def): Restructured to make more
6472 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6473 sets if the sets are being trimmed.
6475 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6478 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6479 (as_vers): Likewise.
6480 * configure: Regenerated.
6482 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6485 * tree-pass.h (pass_build_alias): New pass.
6486 * tree-ssa-alias.c (gate_build_alias): New.
6487 (pass_build_alias): New.
6488 * passes.c (init_optimization_passes): Add pass_build_alias after
6489 pass_create_structure_vars.
6491 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6493 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6494 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6495 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6496 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6497 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6498 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6499 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6500 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6501 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6502 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6503 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6504 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6505 * config/s390/s390.md (FP_ALL): New mode iterator.
6506 (_d): New mode attribute.
6507 ("*signbit<mode>2>"): Changed mode of first operand.
6508 ("isinf<mode>2"): Changed mode of first operand.
6509 ("*TDC_insn"): Adaptation for DFP modes.
6511 2008-01-22 Ben Elliston <bje@au.ibm.com>
6513 * tree.c (check_qualified_type): Improve function description.
6515 2008-01-21 Jason Merrill <jason@redhat.com>
6518 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6519 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6522 2008-01-21 DJ Delorie <dj@redhat.com>
6524 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6527 2008-01-21 Richard Guenther <rguenther@suse.de>
6530 * tree-cfg.c (verify_expr): Allow all invariant expressions
6531 instead of just constant class ones as reference argument.
6532 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6533 like any other constant.
6534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6536 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6538 * regmove.c (fixup_match_1): Update call crossed frequencies.
6540 2008-01-21 Richard Guenther <rguenther@suse.de>
6543 * tree-inline.c (setup_one_parameter): Deal with mismatched
6544 types using a VIEW_CONVERT_EXPR.
6546 2008-01-21 Alon Dayan <alond@il.ibm.com>
6547 Olga Golovanevsky <olga@il.ibm.com>
6549 PR tree-optimization/34701
6550 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6551 when the structure size is not a power of 2.
6553 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6555 * doc/install.texi: Add doc for --enable-checking=df.
6557 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6559 PR rtl-optimization/34808
6560 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6562 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6564 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6567 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6569 PR rtl-optimization/26854
6570 PR rtl-optimization/34400
6571 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6573 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6574 (df_rd_bb_info.expanded_lr_out): New.
6575 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6576 * loop_iv.c (iv_analysis_loop_init): Ditto.
6577 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6578 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6579 Added code to allocate, initialize or free expanded_lr_out.
6580 (df_rd_bb_local_compute_process_def): Restructured to make
6581 more understandable.
6582 (df_rd_confluence_n): Add code to do nothing with fake edges and
6583 code to no apply invalidate_by_call sets if the sets are being trimmed.
6584 (df_lr_local_finalize): Renamed to df_lr_finalize.
6585 (df_live_local_finalize): Renamed to df_live_finalize.
6587 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6590 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6591 deciding whether to use reciprocal instructions.
6593 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6595 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6596 dwarf2out_note_section_used if cold_text_section is NULL.
6598 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6600 PR gcov-profile/34610
6601 * tree-cfg.c (make_edges): Mark both outgoing edges from
6602 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6603 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6604 from OMP_FOR and OMP_CONTINUE outgoing edges.
6606 * tree-profile.c (tree_profiling): Return early if
6607 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6609 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6610 from cfun to child_cfun.
6611 * function.h (struct function): Add after_tree_profile bit.
6613 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6615 * config/avr/avr.S (_exit): Disable interrupt.
6617 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6618 Steven Bosscher <stevenb.gcc@gmail.com>
6620 PR rtl-optimization/26854
6621 PR rtl-optimization/34400
6622 * df-problems.c (df_live_scratch): New scratch bitmap.
6623 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6624 (df_live_reset): Clear the proper bitmaps.
6625 (df_live_bb_local_compute): Only process the artificial defs once
6626 since the order is not important.
6627 (df_live_init): Init the df_live sets only with the variables
6628 found live by df_lr.
6629 (df_live_transfer_function): Use the df_lr sets to prune the
6630 df_live sets as they are being computed.
6631 (df_live_free): Free df_live_scratch.
6633 2008-01-18 Ian Lance Taylor <iant@google.com>
6635 * common.opt: Add fmerge-debug-strings.
6636 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6637 flag_merge_debug_strings rather than flag_merge_constants.
6638 * doc/invoke.texi (Option Summary): Mention
6639 -fmerge-debug-strings.
6640 (Debugging Options): Document -fmerge-debug-strings.
6642 2008-01-18 Ian Lance Taylor <iant@google.com>
6645 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6646 (struct tree_function_decl): Add new field operator_new_flag.
6647 * tree-inline.c (expand_call_inline): When inlining a call to
6648 operator new, force the return value to go into a variable, and
6649 set DECL_NO_TBAA_P on that variable.
6650 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6652 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6655 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6656 DWARF2_DEBUGGING_INFO.
6657 (dwarf2out_note_section_used): Ditto. Add prototype.
6658 (have_multiple_function_sections, text_section_used,
6659 cold_text_section_used, *cold_text_sections): Move declarations
6662 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6664 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6665 field and add signal_ra.
6666 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6667 assignments to frame state pc. Move end of stack check after
6668 MD_FALLBACK_FRAME_STATE_FOR.
6669 (uw_update_context_1): Use frame state signal_regs if set, instead
6670 of checking signal_frame flag.
6671 (uw_update_context): Use frame state signal_ra if set.
6672 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6673 * config/xtensa/linux-unwind.h: New file.
6675 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6677 * modulo-sched.c (get_sched_window): Fix comment typo.
6679 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6681 PR tree-optimization/34648
6682 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6684 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6686 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6687 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6689 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6691 PR rtl-optimization/34400
6692 * df-core.c (df_worklist_dataflow_overeager,
6693 df_worklist_dataflow_doublequeue): New functions.
6694 (df_worklist_dataflow): Two different worklist solvers.
6695 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6698 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6701 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6702 and ftree-parallelize-loops.
6704 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6706 PR rtl-optimization/34826
6707 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6709 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6711 * global.c (find_reg): Mark the eh regs as used if necessary.
6712 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6713 * ra.h (struct allocno): no_eh_reg field added. Changed
6714 no_stack_reg type to bitfield.
6716 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6718 * tree.c (substitute_in_expr): Add missing 'break'.
6720 2008-01-17 Richard Guenther <rguenther@suse.de>
6722 PR tree-optimization/34825
6723 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6724 x / x as division to handle.
6726 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6728 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6729 "-pthread" is specified.
6730 * pa-hpux11.h (LIB_SPEC): Likewise.
6732 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6733 Peter Bergner <bergner@vnet.ibm.com>
6735 PR rtl-optimization/33796
6736 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6738 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6740 PR libgfortran/34699
6741 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6743 * pa-hpux10.h (LINK_SPEC): Likewise.
6744 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6746 2008-01-16 Richard Guenther <rguenther@suse.de>
6749 * fold-const.c (fold_convert_const_int_from_int): Do not
6750 set overflow if that occured only because of a sign extension
6751 change when converting from/to a sizetype with the same
6752 precision and signedness.
6754 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6757 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6758 location address to the correct place. Update copyright year.
6760 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6762 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6763 no dependences in the dependence_relations vector.
6765 2008-01-16 Jan Hubicka <jh@suse.cz>
6767 PR rtl-optimization/31396
6768 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6769 * cfg.c (dump_reg_info): Print it.
6770 * regs.h (struct reg_info_t): add freq_calls_crossed.
6771 (REG_FREQ_CALLS_CROSSED): New macro.
6772 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6773 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6774 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6775 regmove_optimize): Update call crossed frequencies.
6776 * local-alloc.c (struct qty): Add freq_calls_crossed.
6777 (alloc_qty): Copute freq_calls_crossed.
6778 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6779 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6780 * ra.h (struct allocno): Add freq_calls_crossed.
6782 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6784 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6785 libgomp when compiling with ftree-parallelize-loops.
6786 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6788 2008-01-16 Richard Guenther <rguenther@suse.de>
6790 PR tree-optimization/34769
6791 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6792 * tree.c (int_cst_value): Instead make this function more
6793 permissive in what it accepts as valid input. Document this
6794 function always sign-extends the value.
6796 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6797 Richard Guenther <rguenther@suse.de>
6800 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6801 (gimple_fold_indirect_ref_rhs): ... this.
6802 (gimple_fold_indirect_ref): New function with foldings
6803 that preserve lvalueness.
6804 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6805 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6806 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6807 to fold an INDIRECT_REF, fall back to the old use of
6808 fold_indirect_ref_1.
6810 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6812 * tree-data-ref.c (subscript_dependence_tester_1): Call
6813 free_conflict_function.
6814 (compute_self_dependence): Same.
6816 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6819 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6820 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6822 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6823 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6824 for DWARF2_UNWIND_INFO targets.
6826 2008-01-16 Richard Guenther <rguenther@suse.de>
6829 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6830 type qualifiers for function types.
6832 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6834 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6835 loop_iterator li from previous commit.
6837 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6839 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6841 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6843 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6844 (parallelize_loops): Don't parallelize irreducible components.
6846 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6849 * c-opts (c_common_post_options): Do not enable CPP
6850 flag_pedantic_errors by default.
6852 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6854 PR rtl-optimization/31944
6855 * cse.c (remove_pseudo_from_table): New function.
6856 (merge_equiv_classes): Use above function to remove pseudo-registers.
6857 (invalidate): Likewise.
6859 2008-01-13 Richard Guenther <rguenther@suse.de>
6862 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6863 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6865 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6867 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6868 validate_change to unshare the source of the PC set.
6870 2008-01-12 Jan Hubicka <jh@suse.cz>
6873 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6874 references above array bounds. This might trigger bounds checks for
6877 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6879 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6880 new_replaceable_dependencies.
6882 2008-01-12 Doug Kwan <dougkwan@google.com>
6884 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6885 instead of OPT_Wreturn_type in warning due to ignored return type
6887 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6888 options included in -Wextra.
6889 * c.opt: New option -Wignored_qualifiers.
6890 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6891 -Wignore_qualifiers.
6892 (-Wignored-qualifiers): Document.
6893 (-Wreturn-type): Remove description of functionality now handled
6894 by -Wignored-qualifiers.
6896 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6899 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6900 NOP_EXPR if it is between integral types with the same precision.
6902 2008-01-12 Jan Hubicka <jh@suse.cz>
6905 * invoke.texi (max-inline-recursive-depth): Fix default value.
6907 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6909 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6912 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6914 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6916 2008-01-11 James E. Wilson <wilson@specifix.com>
6919 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6921 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6923 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6924 save/restore frame pointer register and don't use 'call-prologues'
6925 optimization in function with "OS_task" attribute.
6927 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6930 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6931 when copying to memory.
6933 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6935 PR rtl-optimization/30905
6936 * cfgcleanup.c: Include dce.h
6937 (crossjumps_occured): New global variable.
6938 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6939 If something changed, set crossjumps_occured to true.
6940 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6941 Don't add/remove fake edges to exit here...
6942 (cleanup_cfg): ...but do it here, when crossjumping.
6943 Run a fast DCE when successful crossjumps occured in the latest
6944 iteration of try_optimize_cfg.
6946 2008-01-11 Richard Guenther <rguenther@suse.de>
6948 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6949 (struct vn_unary_op_s): Likewise.
6950 (vn_reference_insert): Free old reference on hash collision.
6952 2008-01-10 Raksit Ashok <raksit@google.com>
6954 PR rtl-optimization/27971
6955 * combine.c (find_split_point): Split PLUS expressions which are
6956 inside a MEM rtx, and whose first operand is complex.
6958 2008-01-10 DJ Delorie <dj@redhat.com>
6960 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6961 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6962 (m32c_hard_regno_ok): Call the underlying function.
6964 2008-01-10 Richard Guenther <rguenther@suse.de>
6967 * tree-cfg.c (tree_merge_blocks): Do not go through the
6968 full-blown folding and stmt updating path if we just deal
6969 with virtual operands.
6970 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6971 test for abnormal SSA_NAMEs.
6973 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6976 * reload.c (push_reload): Add assertions. All constants from
6977 reg_equiv_constant should have been used for replacing the respective
6979 (find_reloads_address): Invoke find_reloads_address_part for
6980 constant taken from the reg_equiv_constant array.
6982 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6984 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6985 field (valnum) the first in the struct. Replace bools with
6988 2008-01-10 Richard Guenther <rguenther@suse.de>
6990 PR tree-optimization/34651
6991 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6992 types and ordering for masking and converting.
6994 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6996 PR tree-optimization/34017
6997 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6998 also for PHI_NODE expressions.
7000 2008-01-09 Jan Hubicka <jh@suse.cz>
7002 PR tree-optimization/34708
7003 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7004 based on number of case labels.
7005 (init_inline_once): Remove switch_cost.
7006 * tree-inline.h (eni_weights_d): Remove switch_cost.
7008 2008-01-09 Richard Guenther <rguenther@suse.de>
7009 Andrew Pinski <andrew_pinski@playstation.sony.com>
7012 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7013 temporary if an rvalue is ok or an lvalue is not required.
7015 2008-01-09 Richard Guenther <rguenther@suse.de>
7018 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7021 2008-01-09 Richard Guenther <rguenther@suse.de>
7024 * tree.c (host_integerp): Check for sizetype only if the
7025 type is an integer type.
7027 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7030 * opts.c (decode_options): Disable inlining of functions called
7031 once if not in unit-at-a-time mode.
7033 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7035 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7037 2008-01-08 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7041 out early if the result will be unused.
7043 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7048 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7049 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7052 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7054 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7055 for vectorization tuned.
7057 2008-01-08 Richard Guenther <rguenther@suse.de>
7059 PR tree-optimization/34683
7060 * tree-ssa-operands.c (operand_build_cmp): Export.
7061 * tree-ssa-operands.h (operand_build_cmp): Declare.
7062 * tree-vn.c (vuses_compare): Remove.
7063 (sort_vuses): Use operand_build_cmp.
7064 (sort_vuses_heap): Likewise.
7065 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7066 to re-use old VEC if available. Do not sort already sorted VUSEs.
7067 (vdefs_to_vec): Do not sort already sorted VDEFs.
7069 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7072 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7074 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7077 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7078 limitations of reciprocal sequences on x86 targets.
7080 2008-01-08 Richard Guenther <rguenther@suse.de>
7082 PR tree-optimization/34683
7083 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7085 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7088 * config/darwin.c (darwin_mergeable_string_section): Don't use
7089 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7091 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7095 negxf2. Macroize expander using X87MODEF mode iterator. Change
7096 predicates of op0 and op1 to register_operand.
7097 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7098 expander using X87MODEF mode iterator. Change predicates of
7099 op0 and op1 to register_operand.
7100 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7101 corresponding patterns and macroize using MODEF macro. Change
7102 predicates of op0 and op1 to register_operand and remove
7103 "m" constraint. Disparage "r" alternative with "!".
7104 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7105 macroize using X87MODEF macro. Change predicates of op0 and op1
7106 to register_operand and remove "m" constraint. Disparage "r"
7107 alternative with "!".
7108 (absneg splitter with memory operands): Remove.
7109 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7110 patterns and macroize using X87MODEF mode iterator.
7111 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7112 Change predicate of op1 to register_operand.
7113 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7114 for memory operands.
7116 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7118 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7120 2008-01-07 Richard Guenther <rguenther@suse.de>
7122 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7125 2008-01-07 Richard Guenther <rguenther@suse.de>
7127 PR tree-optimization/34683
7128 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7129 VOPs of the needed size to save memory. Use VEC_quick_push
7130 to save compile-time.
7131 (vdefs_to_vec): Likewise.
7133 2008-01-07 Sa Liu <saliu@de.ibm.com>
7135 * config/spu/spu.md (divdf3): Genetate inline code for double
7136 division. The implementation doesn't handle INF or NAN, therefore it
7137 only applies when -ffinite-math-only is given.
7139 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7142 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7143 * doc/cpp.texi ([Common Predefined Macros]): Document.
7145 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7147 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7148 order to use commutative addition instead of subtraction.
7150 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7151 Mircea Namolaru <namolaru@il.ibm.com>
7152 Vladimir Yanovsky <yanov@il.ibm.com>
7153 Revital Eres <eres@il.ibm.com>
7155 PR tree-optimization/34263
7156 * tree-outof-ssa.c (process_single_block_loop_latch,
7157 contains_tree_r): New functions.
7158 (analyze_edges_for_bb): Call process_single_block_loop_latch
7159 function to empty single-basic-block latch block if possible.
7161 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7163 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7165 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7167 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7169 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7171 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7173 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7175 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7177 PR tree-optimization/34618
7178 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7181 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7185 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7186 Update copyright year.
7188 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7189 Update copyright year.
7190 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7193 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7195 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7196 edge does not point to current bb before changing need_assert.
7198 2008-01-04 Richard Guenther <rguenther@suse.de>
7201 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7202 for verifying purposes if they are is_gimple_min_invariant.
7204 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7206 PR tree-optimization/34448
7207 PR tree-optimization/34465
7208 * gimplify.c (gimplify_init_constructor): Add new parameter
7209 notify_temp_creation. Use it.
7210 (gimplify_modify_expr_rhs): Take volatiles into account when
7211 optimizing constructors.
7212 Do not optimize constructors if gimplify_init_constructor will dump to
7214 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7215 * gcc.c-torture/compile/pr34448.c: New.
7217 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7219 PR gcov-profile/34609
7220 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7221 return_slot if result is TREE_ADDRESSABLE.
7223 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7225 * config/mips/mips.md (sqrt_condition): Tweak comment.
7226 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7228 2008-01-03 Tom Tromey <tromey@redhat.com>
7231 * c-common.c (c_type_hash): Handle VLAs.
7233 2008-01-03 Jan Hubicka <jh@suse.cz>
7235 PR tree-optimization/31081
7236 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7237 0 when inlining and not inlining to first basic block.
7238 (remap_decl): When var is initialized to 0, don't set default_def.
7239 (expand_call_inline): Set entry_bb.
7240 * tree-inline.h (copy_body_data): Add entry_bb.
7242 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7245 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7248 PR tree-optimization/29484
7249 * tree-inline.c (inline_forbidden_p_2): New function.
7250 (inline_forbidden_p): Disallow inlining if some static var
7251 has an address of a local LABEL_DECL in its initializer.
7252 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7255 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7257 PR tree-optimization/34635
7258 * tree-data-ref.c (add_other_self_distances): Make sure that the
7259 evolution step is constant.
7261 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7264 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7266 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7268 * tree-sra.c (scalarize_init): Insert the generate_element_init
7269 statements after the generate_element_zero statements.
7271 2008-01-02 Richard Guenther <rguenther@suse.de>
7275 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7276 for very large number of operands instead of ICEing.
7278 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7281 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7282 while stack probing.
7284 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7286 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7289 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7292 * tree-mudflap.c (mx_register_decls): Guard warning by
7293 !DECL_ARTIFICIAL check.
7295 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7297 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7298 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7299 sse5_perm<mode>): Fix constraints.