1 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4 __gcc_deregister_frame with atexit.
5 (deregister_frame_dtor): Remove.
7 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
8 Nathan Sidwell <nathan@codesourcery.com>
10 * config/rs6000/rs6000.opt (mspe): Remove Var property.
12 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13 (rs6000_isel): Likewise.
14 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15 (rs6000_isel): New variable.
16 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21 * c-common.c (handle_vector_size_attribute): Call
22 lang_hooks.types.reconstruct_complex_type instead of
23 reconstruct_complex_type.
24 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
25 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
26 * langhooks.h (struct lang_hooks_for_types): Add
27 reconstruct_complex_type hook.
28 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
29 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
31 2008-04-24 Richard Guenther <rguenther@suse.de>
33 * c-common.h (check_builtin_function_arguments): Declare.
34 * c-common.c (validate_nargs): New function.
35 (check_builtin_function_arguments): Likewise.
36 * c-typeck.c (build_function_call): Call
37 check_builtin_function_arguments.
38 * builtins.c (fold_builtin_classify): Remove error reporting code.
39 (fold_builtin_unordered_cmp): Likewise.
40 (fold_builtin_1): Likewise.
41 (fold_builtin_n): Likewise.
43 2008-04-24 Jakub Jelinek <jakub@redhat.com>
45 PR tree-optimization/36008
46 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
47 the original op1, rather than delta by step.
49 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
50 Sebastian Pop <sebastian.pop@amd.com>
52 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
53 eliminate_local_variables_stmt, eliminate_local_variables,
54 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
55 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
56 of code delimited by two edges in the CFG.
57 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
58 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
59 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
60 the case of parallelisation of reductions.
61 (expr_invariant_in_region_p): New.
63 * tree-flow.h (gather_blocks_in_sese_region): Declared.
64 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
66 2008-04-24 Ira Rosen <irar@il.ibm.com>
67 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/36034
70 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
71 incapable of dealing with loads with gaps.
73 2008-04-24 Rafael Espindola <espindola@google.com>
75 * tree-flow.h (vrp_evaluate_conditional): Change signature.
76 * tree-ssa-propagate.c (fold_predicate_in): Update call to
77 vrp_evaluate_conditional.
78 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
79 (vrp_evaluate_conditional): Split the cond argument.
80 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
81 (simplify_stmt_for_jump_threading): Update call to
82 vrp_evaluate_conditional.
84 2008-04-24 Ira Rosen <irar@il.ibm.com>
86 PR tree-optimization/35982
87 * tree-vect-analyze.c (vect_check_interleaving): Check that the
88 interleaved data-refs are of the same type.
90 2008-04-24 Danny Smith <dannysmith@users.net>
92 * c-format.c (check_format_info_main): Use strncmp rather than a magic prefix
93 to handle multichar length specs.
94 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
95 Don't prefix "I64" and "I32" with '\0'.
97 2008-04-24 Jakub Jelinek <jakub@redhat.com>
100 * config/i386/i386.c (init_cumulative_args): Don't pass anything
101 in registers for -m32 only if stdarg_p (fntype).
103 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
105 PR rtl-optimization/36006
106 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
107 temp to op0 in order to avoid invalid rtx sharing.
109 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
111 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
112 check TREE_INVARIANT.
113 * tree-gimple.c (is_gimple_address): New.
114 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
115 * tree-gimple.h (is_gimple_address): New.
116 * tree.h (decl_address_invariant_p): New.
117 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
118 (build_string): Likewise.
119 (decl_address_invariant_p): New, from is_gimple_invariant_address.
120 (tree_invariant_p_1): Likewise.
122 (tree_invariant_p): New.
123 (skip_simple_arithmetic): Use it.
124 (stabilize_reference_1): Use it.
125 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
127 (build1_stat): Drop code to compute TREE_INVARIANT.
128 (build2_stat): Drop code to compute TREE_INVARIANT.
129 (build3_stat): Drop code to compute TREE_INVARIANT.
130 (build4_stat): Drop code to compute TREE_INVARIANT.
131 (build5_stat): Drop code to compute TREE_INVARIANT.
132 (build7_stat): Drop code to compute TREE_INVARIANT.
133 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
134 * tree.h (struct tree_base): Remove invariant_flag.
135 (TREE_INVARIANT): Remove.
136 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
137 (fold_builtin_expect): Check TREE_CONSTANT.
138 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
139 * c-tree.h (c_expr_to_decl): Drop third parameter.
140 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
141 (build_c_cast): Don't set TREE_INVARIANT.
142 (pop_init_level): Don't set TREE_INVARIANT.
143 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
144 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
146 (gimplify_init_constructor): Don't set TREE_INVARIANT.
147 (gimplify_addr_expr): Adjust comment.
148 * tree-mudflap.c (mf_build_string):
149 * print-tree.c (print_node): Don't print TREE_INVARIANT.
150 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
151 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
152 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
153 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
154 * langhooks.h (struct lang_hooks): Drop third parameter from
157 2008-04-23 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/27799
160 PR tree-optimization/32921
161 PR tree-optimization/32624
162 * tree-ssa-structalias.c (merge_smts_into): Only merge the
163 SMTs aliases and the tag itself into the solution.
164 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
165 merge the points-to solution back into the SMT aliases.
166 (may_alias_p): Use alias_set_subset_of instead of
167 aliases_conflict_p. A pointer which points to
168 memory with alias set zero may access any variable.
170 2008-04-23 Richard Guenther <rguenther@suse.de>
172 * alias.c (alias_set_subset_of): Correctly handle asking
173 if zero is a subset of an alias set with zero child.
174 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
175 (compute_flow_insensitive_aliasing): Correctly walk all
176 pointers. Do not unnecessarily union sets.
178 2008-04-23 Richard Guenther <rguenther@suse.de>
181 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
183 2008-04-22 Tomas Bily <tbily@suse.cz>
185 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
187 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
189 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
190 * tree-ssa-structalias.c (get_constraint_for): Likewise.
191 * tree-inline.c (estimate_num_insns_1): Likewise.
192 * varasm.c (const_hash_1, compare_constant, copy_constant)
193 (compute_reloc_for_constant, output_addressed_constants): Likewise.
194 * emit-rtl.c (component_ref_for_mem_expr)
195 (set_mem_attributes_minus_bitpos): Likewise.
196 * expr.c (highest_pow2_factor, expand_expr_real_1, )
197 (is_aligning_offset): Likewise.
198 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
199 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
200 * dojump.c (do_jump): Likewise.
201 * builtins.c (get_pointer_alignment, get_memory_rtx)
202 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
203 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
205 2008-04-23 Jakub Jelinek <jakub@redhat.com>
207 PR rtl-optimization/36017
208 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
209 expanding the library call.
211 2008-04-22 Ian Lance Taylor <iant@google.com>
213 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
216 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
218 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
219 of LR/CTR moves for Power6.
221 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
224 * passes.c (init_optimization_passes): Remove
225 pass_fast_rtl_byte_dce.
227 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
231 builtin functions to generate faster code.
232 (_mm_cvtpu16_ps): Ditto.
233 (_mm_cvtpi32x2_ps): Ditto.
235 2008-04-22 Nick Clifton <nickc@redhat.com>
237 * common.opt (ftree-loop-distribution): Add Optimization
240 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
241 (frv_expand_builtin_va_start): Likewise.
243 * config/arm/arm.c (thumb_find_work_register): Fix location of
244 argument register count.
246 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
248 Support scheduling for ColdFire V1 and V3 microarchitecture.
249 Improve scheduling of multiplication instructions.
251 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
252 (mac): New instruction attribute.
253 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
254 (m68k_sched_mac): New variable.
255 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
256 Handle cfv1 and cfv3.
257 (max_insn_size): New static variable.
258 (struct _sched_ib): New type.
259 (sched_ib): New static variable.
260 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
261 to fields of 'struct _sched_ib sched_ib'. Update all uses.
262 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
264 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
265 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
266 new variables. Update.
267 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
268 Add modeling of cfv3 instruction buffer. Update.
269 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
270 * config/m68k/m68k.h (TUNE_CFV3): New macro.
271 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
272 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
273 a particular reservation applies to.
274 (type2): Reorganize attribute values. Rename alu to alu_reg,
275 alu_l to alu, move_l to omove. Join move to alu. Split mul
277 (cf_ib_*): Simplify description of instruction buffer.
278 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
279 (cf_mem): Split into cf_mem1 and cf_mem2.
280 (cf_v2_move_??): Rename to cfv12_alu_??.
281 (cf_v2_move_l_??): Rename to cfv12_omove_??.
282 (cf_v2_mul_??): Remove reservations.
283 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
284 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
285 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
287 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
288 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
289 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
290 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
291 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
292 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
293 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
294 expansions of the above reservations for instructions of sizes
297 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
299 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
301 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
303 * coverage.c: Include tree-pass.h.
304 (coverage_counter_alloc): Print da_file_name to the dump file.
306 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
308 * sbitmap.c (sbitmap_range_empty_p): New function.
309 * sbitmap.h (sbitmap_range_empty_p): New function.
310 * bitmap.h: Now includes obstack.h.
312 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
313 Kenneth Zadeck <zadeck@naturalbridge.com>
315 * dbgcnt.def (ra_byte_scan): Added.
316 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
317 when the last hit happens for a counter.
318 * timevar.def (TV_DF_BYTE_LR): New variable.
319 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
320 * passes.c (pass_fast_rtl_byte_dce): New pass.
321 * fwprop.c (update_df): Added mode to call df_ref_create.
322 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
323 DF_REF_EXTRACT_OFFSET.
324 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
325 DF_BYTE_LR_OUT, df_byte_lr): New macro.
327 (df_ref_extract): Added mode field.
328 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
329 DF_REF_EXTRACT_OFFSET.
330 (DF_REF_EXTRACT_MODE): New macro.
331 (df_byte_lr_bb_info): New structure.
332 (df_print_byte_regset, df_compute_accessed_bytes,
333 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
334 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
335 df_byte_lr_simulate_uses,
336 df_byte_lr_simulate_artificial_refs_at_top,
337 df_byte_lr_simulate_artificial_refs_at_end,
338 df_compute_accessed_bytes): New function.
339 (df_ref_create): Add parameter.
340 (df_byte_lr_get_bb_info): New inline function.
341 * df-scan.c (df_ref_record, df_uses_record,
342 df_ref_create_structure): Added mode parameter.
343 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
344 df_defs_record, df_uses_record, df_get_conditional_uses,
345 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
346 df_entry_block_defs_collect, df_exit_block_uses_collect):
347 Added mode parameter to calls to df_ref_record, df_uses_record,
348 df_ref_create_structure.
349 (df_ref_equal_p, df_ref_compare): Added test for modes.
350 (df_ref_create_structure): Added code to set mode. Renamed
351 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
352 DF_REF_EXTRACT_OFFSET.
353 * df-core.c (df_print_byte_regset): New function.
354 * df-byte-scan.c: New file.
355 * df-problems.c (df_rd_transfer_function): Removed unnecessary
356 calls to BITMAP_FREE.
357 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
358 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
359 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
360 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
361 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
362 df_byte_lr_local_compute, df_byte_lr_init,
363 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
364 df_byte_lr_transfer_function, df_byte_lr_free,
365 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
366 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
367 df_byte_lr_simulate_uses,
368 df_byte_lr_simulate_artificial_refs_at_top,
369 df_byte_lr_simulate_artificial_refs_at_end): New function.
370 * dce.c (byte_dce_process_block): New function.
371 (dce_process_block): au is now passed in rather than computed
372 locally. Changed loops that look at artificial defs to not look
373 for conditional or partial ones, because there never are any.
374 (fast_dce): Now is able to drive byte_dce_process_block or
375 dce_process_block depending on the kind of dce being done.
376 (rest_of_handle_fast_dce): Add parameter to fast_dce.
377 (rest_of_handle_fast_byte_dce): New function.
378 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
379 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
381 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
384 * gcc.h: Added fortran options that take arguments to
385 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
388 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
390 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
391 scalarization if on the LHS and not a full access.
393 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
395 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
397 2008-04-18 Rafael Espindola <espindola@google.com>
399 * tree-vrp.c (find_case_label_index): Fix the binary search.
400 (find_case_label_range): New.
401 (vrp_visit_switch_stmt): Use find_case_label_range.
402 (simplify_switch_using_ranges): Use find_case_label_range.
404 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
406 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
407 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
409 2008-04-18 Tom Tromey <tromey@redhat.com>
412 * doc/cpp.texi (Implementation-defined behavior): Mention
415 2008-04-18 Ian Lance Taylor <iant@google.com>
417 * fold-const.c (pointer_may_wrap_p): New static function.
418 (fold_comparison): Add another test for pointer overflow. Use
419 pointer_may_wrap_p to disable some false positives.
421 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
423 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
424 (fname_as_string): Match updated cpp_interpret_string prototype.
425 (fix_string_type): Support char16_t* and char32_t*.
426 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
427 derivative) nodes. Register as builtin if C++0x.
428 (c_parse_error): Support CPP_CHAR{16,32}.
429 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
430 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
431 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
432 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
433 CTI_CHAR32_ARRAY_TYPE>: New elements.
434 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
435 char32_type_node, signed_char32_type_node, char16_array_type_node,
436 char32_array_type_node): New defines.
437 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
438 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
439 (lex_string): Support CPP_STRING{16,32}, match updated
440 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
441 (lex_charconst): Support CPP_CHAR{16,32}.
442 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
443 and CPP_STRING{16,32}.
445 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
448 * aclocal.m4: Regenerate.
449 * configure: Regenerate.
451 2008-04-18 Jan Hubicka <jh@suse.cz>
453 * except.c (dw2_size_of_call_site_table,
454 sjlj_size_of_call_site_table): Use vector API for call_site_record.
456 * cgraphbuild.c (build_cgraph_edges): Update.
457 * tree-pass.h: Update comment.
458 * final.c (leaf_function_p): Update.
459 (leaf_renumber_regs): Update.
460 (rest_of_clean_state): Update.
461 * omp-low.c (expand_omp_parallel): Update.
462 * ipa-reference.c (analyze_function): Update.
463 * reorg.c (find_end_label): Update.
464 (optimize_skip): Update.
465 (fill_simple_delay_slots): Update.
466 (fill_simple_delay_slots): Update.
467 (make_return_insns): Update.
468 (dbr_schedule): Update.
469 * gimple-low.c (record_vars_into): Update.
470 * cfgbuild.c (make_edges): Update.
471 * function.c (assign_stack_local): Update.
472 (assign_parm_adjust_stack_rtl): Update.
473 (locate_and_pad_parm): Update.
474 (allocate_struct_function): Do not initialize stack_alignment_needed
475 and preferred_stack_boundary here.
476 (stack_protect_prologue): Update.
477 (stack_protect_epilogue): Update.
478 (expand_function_start): Initialize stack_alignment_needed,
479 preferred_stack_boundary and max_jumptable_ents.
480 (expand_function_end): Update.
481 (free_after_compilation): Do not NULLify epilogue_delay_list.
482 * function.h (struct rtl_data): Add stack_protect_guard,
483 stack_alignment_needed,
484 preferred_stack_boundary, epilogue_delay_list.
485 (struct function): Remove value_histograms, stack_alignment_needed,
486 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
488 unexpanded_var_list, stack_protect_guard.
489 (current_function_epilogue_delay_list): Remove.
490 * ipa-type-escape.c (analyze_function): Update.
491 * gimplify.c (pop_gimplify_context): Update comment.
492 * calls.c (expand_call): Update.
493 (emit_library_call_value_1): Update.
494 * except.c (set_nothrow_function_flags): Update.
495 * cfgexpand.c (get_decl_align_unit): Update.
496 (create_stack_guard): Update.
497 (estimated_stack_frame_size): Update.
498 (expand_used_vars): Update.
499 (tree_expand_cfg): Free histogram earliers, init expansion variables.
500 * explow.c (allocate_dynamic_stack_space): Update.
501 * tree-ssa-live.c (remove_unused_locals): Update.
502 * varasm.c (mark_constant_pool): Update.
503 * tree-inline.c (remap_decls): Update.
504 (initialize_cfun): Update.
505 (declare_return_variable): Update.
506 (inline_forbidden_p): Update.
507 (expand_call_inline): Update.
508 (declare_inline_vars): Update.
509 (tree_function_versioning): Update.
510 * tree-flow.h (value_histograms): New.
511 (VALUE_HISTOGRAMS): New macro.
512 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
514 * tree-cfg.c (set_bb_for_stmt): Update.
515 (replace_by_duplicate_decl): Update.
516 (move_block_to_fn): Update.
517 (new_label_mapper): Update.
518 (dump_function_to_file): Update.
519 * ipa-struct-reorg.c (build_data_structure): Update.
520 * cfgrtl.c (print_rtl_with_bb): Update.
521 * reload1.c (reload): Update.
523 * config/i386/i386.c (setup_incoming_varargs_64,
524 ix86_compute_frame_layout): Update.
525 * config/arc/arc.c (arc_output_function_epilogue): Update.
527 2008-04-18 Marius Strobl <marius@FreeBSD.org>
529 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
531 * gthr-posix95.h: Likewise.
533 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
535 PR rtl-optimization/35838
536 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
537 out the byte offset of the first subreg.
539 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
542 to split_ti instead of three separate calls with single member arrays.
543 (subti3 splitter): Ditto.
544 (adddi3 splitter): Ditto with split_di.
545 (subdi3 splitter): Ditto.
546 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
547 two separate calls with single member arrays. Swap match_dup
548 operands 1 and 2 to better fit into the array.
549 (negdi2 splitter): Ditto with split_di.
550 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
551 two separate calls with single member arrays. Swap match_dup operands
552 6 and 7 to better fit into the array.
554 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
556 * config/i386/i386.c (sse_builtin_type): New.
557 (bdesc_sse_args): Likewise.
558 (bdesc_sse_3arg): Removed.
559 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
560 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
561 IX86_BUILTIN_ROUNDPS.
562 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
563 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
564 IX86_BUILTIN_ROUNDPS.
565 (ix86_expand_sse_4_operands_builtin): Removed.
566 (ix86_expand_sse_operands_builtin): New.
567 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
568 and CODE_FOR_sse4_1_roundps.
569 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
570 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
572 2008-04-17 Alan Modra <amodra@bigpond.net.au>
575 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
576 regs before frame pop when needed. If use_backchain_to_restore_sp
577 then load backchain into a temp reg to restore vr and vrsave. Add
578 code to restore vr after frame pop if possible.
580 2008-04-17 Richard Guenther <rguenther@suse.de>
582 * tree-vn.c (expressions_equal_p): Do not check type
583 equality or compatibility before calling operand_equal_p.
584 * fold-const.c (operand_equal_p): Check equivalence of
585 integer constants before bailing out due to signedness or
586 precision differences.
587 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
588 spurious differences in type qualification. Ignore types
589 for COMPONENT_REFs at all.
591 2008-04-17 Christian Bruel <christian.bruel@st.com>
593 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
596 2008-04-16 Jakub Jelinek <jakub@redhat.com>
599 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
602 PR tree-optimization/35899
603 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
604 rather than TREE_OPERAND.
606 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
609 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
610 temporary registers. Change operand predicate to general_operand.
611 (remainderxf3): Ditto.
613 2008-04-16 Richard Guenther <rguenther@suse.de>
615 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
616 * tree-affine.c (aff_combination_expand): Look through some
619 2008-04-15 Doug Kwan <dougkwan@google.com>
621 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
623 * tree-pretty-print.c (dump_generic_node): Ditto.
624 * final.c (output_addr_const): Ditto.
625 * dwarf2out.c (output_cfi): Ditto.
626 * c-pretty-print.c (pp_c_integer_constant): Ditto.
627 * print-rtl.c (print_rtx): Ditto.
628 * print-tree.c (print_node_brief, print_node): Ditto.
629 * c-common.c (match_case_to_enum_1): Ditto.
630 * sched-vis.c (print_value): Ditto.
631 * config/i386/i386.c (print_operand): Cast to long unsigned int
634 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
635 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
636 MS Windows VirtualProtect function.
638 2008-04-15 Jan Hubicka <jh@suse.cz>
640 * gengtype.c (write_root): Param_is argument is OK.
641 * expr.c (expand_expr_real_1): Update call of get_exception_*.
642 * function.h: Include varray.h
643 (rtl_eh): New stucture based on except.c one.
644 (call_site_record): New forward declaration and vector type.
645 * calls.c (emit_call_1): Do not call
646 note_current_region_may_contain_throw.
647 * except.c (eh_status): Remove cur_region, try_region since they are
649 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
650 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
651 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
652 Remove call_site_data_used, call_site_data_size.
653 Turn call_site_record into vector in function.h.
654 (note_current_region_may_contain_throw): Remove.
655 (get_exception_pointer, get_exception_filter): Do not take struct
656 function argument; update.
657 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
658 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
659 build_post_landing_pads, dw2_build_landing_pads,
660 sjlj_assign_call_site_values, sjlj_mark_call_sites,
661 sjlj_emit_function_enter, sjlj_emit_function_enter,
662 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
663 sjlj_build_landing_pads, finish_eh_generation,
664 remove_exception_handler_label, remove_eh_handler,
665 maybe_remove_eh_handler, add_reachable_handler,
666 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
667 add_action_record, collect_one_action_chain, add_call_site,
668 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
669 sjlj_output_call_site_table, output_function_exception_table,
670 * except.h (note_current_region_may_contain_throw): Remove
671 (get_exception_pointer, get_exception_filter): Do not take struct
673 * Makefile.in (GTFILES): Put varargs before struct function.
675 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
677 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
679 (get_constraint_for): Deal with STRING_CST here instead.
681 2008-04-15 Richard Guenther <rguenther@suse.de>
683 * tree-ssa-propagate.c (substitute_and_fold): Substitute
684 statements in a basic-block with a backward walk. Do not
685 substitute into dead statements but instead remove those.
687 2008-04-15 Richard Guenther <rguenther@suse.de>
689 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
690 to zero, thus disable creation of SFTs.
692 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
694 * tree-predcom.c (suitable_reference_p): Return false if the
697 2008-04-15 Jakub Jelinek <jakub@redhat.com>
700 * c-decl.c (finish_decl): If extern or static var has variable
701 size, set TREE_TYPE (decl) to error_mark_node.
703 2008-04-15 Rafael Espindola <espindola@google.com>
705 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
708 2008-04-15 Richard Guenther <rguenther@suse.de>
710 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
711 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
712 (visit_reference_op_load): Do walk vuse-vdef chains on
714 (visit_reference_op_store): But do not here.
715 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
717 (vn_lookup_with_vuses): But do so here.
719 2008-04-14 Ian Lance Taylor <iant@google.com>
721 * fold-const.c (fold_overflow_warning): Remove assertion.
723 2008-04-15 Ben Elliston <bje@au.ibm.com>
725 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
726 temp1 local variables.
728 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
731 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
732 ".text.unlikely" section as executable.
734 2008-04-14 James E. Wilson <wilson@tuliptree.org>
736 * config/ia64/ia64.c (rtx_needs_barrier): Handle
737 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
738 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
739 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
740 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
741 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
742 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
744 2008-04-14 Ian Lance Taylor <iant@google.com>
746 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
747 * fold-const.c (fold_comparison): If appropriate, test
748 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
749 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
750 reassociating a pointer type.
751 * doc/invoke.texi (Optimize Options): Document that
752 -fstrict-overflow applies to pointer wraparound.
754 2008-04-13 Jan Hubicka <jh@suse.cz>
756 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
758 2008-04-12 Andrew Pinski <pinskia@gmail.com>
760 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
761 we are going to "save the world".
763 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
765 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
766 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
767 operand 0 constraint, not "=".
769 2008-04-11 James E. Wilson <wilson@tuliptree.org>
771 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
773 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
775 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
776 of size of positions_needed * CHAR_BIT.
778 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
781 * dse.c (store_info): Change positions_needed to unsigned
783 (lowpart_bitmask): New.
784 (record_store): Cast to unsigned HOST_WIDE_INT for
785 positions_needed. Assert width <= size of positions_needed *
786 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
787 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
788 lowpart_bitmask to set mask.
790 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
792 * config/bfin/constraints.md: New file.
793 * config/bfin/bfin.md: Include it.
794 (adddi3): Use satisfies_constraint functions instead of the old macros.
795 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
796 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
797 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
798 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
799 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
800 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
801 EXTRA_CONSTRAINT): Delete.
802 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
803 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
805 * config/bfin/bfin.c: Include "tm-constrs.h".
806 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
807 Use satisfies_constraint functions instead of the old macros.
808 * doc/md.texi (Blackfin Constraints): Update file name reference.
810 2008-04-11 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/35869
813 * tree-vrp.c (execute_vrp): Move switch statement update after
814 jump threading. Schedule another cfg cleanup run.
816 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
819 * attribs.c (decl_attributes): Return early on errorneous node.
821 2008-04-10 Oleg Ryjkov <olegr@google.com>
823 * tree.h (struct tree_base): Added a new flag default_def_flag.
824 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
826 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
828 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
830 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
833 * pa.md: Define mode iterator P. Define mode attribute dwc.
834 (dcacheflush): Update pattern to use iterator P and attribute dwc.
835 (icacheflush): Likewise.
836 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
837 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
839 2008-04-11 Ben Elliston <bje@au.ibm.com>
841 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
843 2008-04-10 Rafael Espindola <espindola@google.com>
845 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
846 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
847 (extract_range_from_expr): The same.
849 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
851 * config/mips/mips.md (GPR2): New mode iterator.
853 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
854 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
855 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
856 Rewrite these to take two modes, the mode of comparison and the
857 mode of the destination.
858 * config/mips/mips.c (mips_expand_scc): Instead of having
859 paradoxical subreg as destination, expand "narrowing" scc if mode
860 of comparison is SI and target is requested in DI mode.
861 (mips_emit_int_order_test): Update comment. Make mode of
862 comparison match CMP0 rather than TARGET. When creating inverse
863 target use mode of TARGET.
865 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
867 * gcov-dump.c (tag_summary): Only print summaries for the first
868 GCOV_COUNTERS_SUMMABLE counters.
870 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.md (absneg): New code iterator.
873 (absnegprefix): New code attribute.
874 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
875 patterns using absneg code iterator.
876 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
877 using absneg code iterator.
878 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
879 *neg<mode>2 patterns using absneg code iterator.
880 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
881 *negextendsfdf2 patterns using absneg code iterator.
882 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
883 *negextendsfxf2 patterns using absneg code iterator.
884 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
885 *negextendsfdf2 patterns using absneg code iterator.
886 * config/i386/sse.md (<code><mode>2): Macroize expander from
887 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
889 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
891 * config/s390/s390.h: Remove the remains of the recent search
892 & replace action of current_function_outgoing_args_size.
894 2008-04-10 Ira Rosen <irar@il.ibm.com>
896 PR tree-optimization/35821
897 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
898 NEW_STMT_LIST is not NULL.
900 2008-04-09 David Edelsohn <edelsohn@gnu.org>
903 * toplev.c (process_options): Remove -ffunction-sections debugging
906 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
908 PR middle-end/PR28690
909 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
910 than gen_rtx_fmt_ee to perform more canonicalizations.
912 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
915 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
917 2008-04-09 Richard Guenther <rguenther@suse.de>
919 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
920 (dump_function_to_file): Dump function arguments with types.
922 2008-04-08 Richard Guenther <rguenther@suse.de>
924 * fold-const.c (fold_widened_comparison): Do not allow
925 sign-changes that change the result.
927 2008-04-08 Janis Johnson <janis187@us.ibm.com>
930 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
931 kinds of indirect references.
933 2008-04-08 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
936 GNU Fortran language string.
938 2008-04-08 Rafael Espindola <espindola@google.com>
940 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
941 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
942 * tree.h (tree_call_nonnegative_warnv_p): New.
944 2008-04-08 Jan Hubicka <jh@suse.cz>
946 * function.c (free_after_compilation): Clear out regno_reg_rtx
949 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
952 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
954 PR middle-end/PR28690
955 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
956 same precedence as REG_POINTER and MEM_POINTER operands.
958 2008-04-08 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
962 for adding index to base.
964 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
966 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
967 (MINGW_ENABLE_EXECUTE_STACK): New.
968 (IN_LIBGCC2): For libgcc include windows.h file for
969 function declarations.
971 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
974 and tem2 if tem1 is not a REG or MULT.
976 2008-04-08 Jan Hubicka <jh@suse.cz>
978 * function.h (incomming_args): Break out of struct function.
979 (function_subsections): Break out of struct function.
980 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
981 return_rtx and hard_reg_initial_vals from struct function.
982 Kill inl_max_label_num.
983 (current_function_pops_args, current_function_args_info,
984 current_function_args_size, current_function_args_size,
985 current_function_pretend_args_size,
986 current_function_outgoing_args_size,
987 current_function_internal_arg_pointer, current_function_return_rtx):
988 Kill compatibility accestor macros.
989 * builtins.c (expand_builtin_apply_args_1): Update.
990 (expand_builtin_next_arg): Update.
991 * df-scan.c (df_get_call_refs): Update.
992 * dbxout.c (dbxout_function_end): Update.
993 * dwarf2out.c (dwarf2out_switch_text_section): Update.
994 (output_line_info): Update.
995 (secname_for_decl): Update.
996 (dwarf2out_var_location): Update.
997 * function.c (free_after_compilation): Update.
998 (assign_parm_find_stack_rtl): Update.
999 (assign_parms): Update.
1000 (expand_dummy_function_end): Update.
1001 (expand_function_end): Update.
1002 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1003 (expand_call): Update.
1004 (emit_library_call_value_1): Update.
1005 (store_one_arg): Update.
1006 * varasm.c (initialize_cold_section_name): Update.
1007 (unlikely_text_section): Update.
1008 (unlikely_text_section_p): Update.
1009 (assemble_start_function): Update.
1010 (assemble_end_function): Update.
1011 (default_section_type_flags): Update.
1012 (switch_to_section): Update.
1013 * integrate.c (set_decl_abstract_flags): Update.
1014 (get_hard_reg_initial_val): Update.
1015 (has_hard_reg_initial_val): Update.
1016 (allocate_initial_values): Update.
1017 * resource.c (init_resource_info): Update.
1018 * config/alpha/alpha.c (NUM_ARGS): Update.
1019 (direct_return): Update.
1020 (alpha_va_start): Update.
1021 (alpha_sa_size): Update.
1022 (alpha_initial_elimination_offset): Update.
1023 (alpha_expand_prologue): Update.
1024 (alpha_start_function): Update.
1025 (alpha_expand_epilogue): Update.
1026 (unicosmk_initial_elimination_offset):
1027 * config/alpha/alpha.md (call expander): Update.
1028 * config/s390/s390.c (s390_register_info): Update.
1029 (s390_register_info): Update.
1030 (s390_frame_info): Update.
1031 (s390_initial_elimination_offset): Update.
1032 (s390_build_builtin_va_list): Update.
1033 (s390_va_start): Update.
1034 * config/spu/spu.c (direct_return): Update.
1035 (spu_expand_prologue): Update.
1036 (spu_initial_elimination_offset): Update.
1037 (spu_build_builtin_va_list): Update.
1038 (spu_va_start): Update.
1039 * config/sparc/sparc.c (sparc_init_modes): Update.
1040 (sparc_compute_frame_size): Update.
1041 (function_value): Update.
1042 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1043 * config/i386/i386.md (return expander): Update.
1044 * config/i386/i386.c (ix86_va_start): Update.
1045 (ix86_can_use_return_insn_p): Update.
1046 (ix86_compute_frame_layout): Update.
1047 (ix86_expand_epilogue): Update.
1048 * config/sh/sh.c (output_stack_adjust): Update.
1049 (calc_live_regs): Update.
1050 (sh_expand_prologue): Update.
1051 (sh_builtin_saveregs): Update.
1052 (sh_va_start): Update.
1053 (initial_elimination_offset): Update.
1054 (sh_allocate_initial_value): Update.
1055 (sh_function_ok_for_sibcall): Update.
1056 (sh_get_pr_initial_val): Update.
1057 * config/sh/sh.md (return expander): Update.
1058 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1059 * config/crx/crx.c (crx_compute_frame): UPdate.
1060 (crx_initial_elimination_offset): UPdate.
1061 * config/xtensa/xtensa.c (compute_frame_size): Update
1062 (xtensa_builtin_saveregs): Update.
1063 (xtensa_va_start): Update.
1064 (order_regs_for_local_alloc): Update.
1065 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1066 (xstormy16_expand_builtin_va_start): Update.
1067 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1068 * config/m68hc11/m68hc11.md (return expanders): Update.
1069 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1070 (expand_epilogue): Update.
1071 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1072 (cris_simple_epilogue): Update.
1073 (cris_expand_prologue): Update.
1074 (cris_expand_epilogue): Update.
1075 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1076 (compute_frame_size): Update.
1077 * config/mt/mt.c (mt_compute_frame_size): Update.
1078 * config/mn10300/mn10300.c (expand_prologue): Update.
1079 (expand_epilogue): Update.
1080 (initial_offset): Update.
1081 (mn10300_builtin_saveregs):
1082 * config/mn10300/mn10300.md (return expander): Update.
1083 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1084 (ia64_initial_elimination_offset): Update.
1085 (ia64_initial_elimination_offset): Update.
1086 (ia64_expand_prologue): Update.
1087 * config/m68k/m68k.md (return expander): Update.
1088 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1089 (rs6000_stack_info): Update.
1090 * config/mcore/mcore.c (layout_mcore_frame): Update.
1091 (mcore_expand_prolog): Update.
1092 * config/arc/arc.c (arc_compute_frame_size): Update.
1093 * config/score/score3.c (score3_compute_frame_size): Update.
1094 * config/score/score7.c (score7_compute_frame_size): Update.
1095 * config/arm/arm.c (use_return_insn): Update.
1096 (thumb_find_work_register): Update.
1097 (arm_compute_save_reg_mask): Update.
1098 (arm_output_function_prologue): Update.
1099 (arm_output_epilogue): Update.
1100 (arm_size_return_regs): Update.
1101 (arm_get_frame_offsets): Update.
1102 (arm_expand_prologue): Update.
1103 (thumb_exit): Update.
1104 (thumb_unexpanded_epilogue): Update.
1105 (thumb1_output_function_prologue): Update.
1106 * config/pa/pa.md (return expander): Update.
1107 * config/pa/pa.c (compute_frame_size): Update.
1108 (hppa_builtin_saveregs): Update.
1109 * config/mips/mips.c (mips_va_start): Update.
1110 (mips16_build_function_stub): Update.
1111 (mips_compute_frame_info): Update.
1112 (mips_restore_gp): Update.
1113 (mips_output_function_prologue): Update.
1114 (mips_expand_prologue): Update.
1115 * config/v850/v850.c (compute_frame_size): Update.
1116 (expand_prologue): * config/mmix/mmix.c (along): update.
1117 (mmix_initial_elimination_offset): update.
1118 (mmix_reorg): update.
1119 (mmix_use_simple_return): update.
1120 (mmix_expand_prologue): update.
1121 (mmix_expand_epilogue): Update.
1122 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1123 (emit_link_insn): Update.
1125 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1127 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1128 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1130 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1133 2008-04-07 Jan Hubicka <jh@suse.cz>
1135 * function.h (rtl): Rename to x_rtl.
1137 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1138 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1139 used_temp_slots avail_temp_slots, temp_slot_level,
1140 nonlocal_goto_handler_labels): Update accesstors.
1141 (rtl): New global variable.
1142 (struct function): Move some fileds to rtl_data.
1143 (get_arg_pointer_save_area): Update prototype.
1144 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1145 get_arg_pointer_save_area.
1146 * expr.c (init_expr): Update
1147 * function.c (get_frame_size): Update
1148 (assign_stack_local): Update
1149 (expand_function_end): Update.
1150 (get_art_pointer_save_area): Update
1152 * emit-rtl.c (rtl): Declare.
1153 (regno_reg_rtx): Declare.
1154 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1156 (gen_reg_rtx): Update.
1157 * varasm.c (n_deferred_constatns): Update accestor.
1158 (init_varasm_status): Do not allocate varasm_status.
1159 (force_const_mem, get_pool_size, output_constant_pool): Update.
1160 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1161 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1162 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1163 * sparc/sparc.h (INIT_EXPANDERS): Update.
1164 * ia64/ia64.h (INIT_EXPANDERS): Update.
1166 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1168 * reload.c (push_secondary_reload): Add missing break to for loop.
1170 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1172 PR middle-end/PR28690
1173 * rtlanal.c: Update copyright years.
1174 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1175 as REG_POINTER and MEM_POINTER operands.
1176 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1177 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1178 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1179 * gcse.c: Update copyright years.
1180 (pre_delete): Call gen_reg_rtx_and_attrs.
1181 (hoist_code): Likewise.
1182 (build_store_vectors): Likewise.
1183 (delete_store): Likewise.
1184 * loop-invariant.c (move_invariant_reg): Likewise.
1185 Update copyright years.
1187 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1190 control string instead of quoted.
1192 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1194 * doc/rtl.texi: Rewrite of subreg section.
1196 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1199 * config/i386/i386.c (legitimize_pic_address): Add treating
1200 of dllimport SYM_REF's.
1201 (legitimize_dllimport_symbol): Add prototype.
1203 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1205 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1206 reference in constructor with non self-referential type.
1208 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1210 Removal of Return with Depressed Stack Pointer support
1211 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1212 (ECF_SP_DEPRESSED): Likewise.
1213 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1214 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1215 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1216 (expand_call): Do not test ECF_SP_DEPRESSED.
1217 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1218 * function.c (keep_stack_depressed): Delete.
1219 (handle_epilogue_set): Likewise.
1220 (update_epilogue_consts): Likewise.
1221 (emit_equiv_load): Likewise.
1222 (thread_prologue_and_epilogue_insns): Remove support for Return with
1223 Depressed Stack Pointer.
1224 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1226 2008-04-06 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/35400
1229 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1230 information from SSA_NAMEs.
1232 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1234 * config/avr/avr.h (avr_mega_p): Remove declaration.
1235 (AVR_MEGA): Remove macro.
1236 * config/avr/avr.c (avr_mega_p): Remove variable.
1237 (avr_override_options): Remove inicializion of avr_mega_p.
1238 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1239 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1240 (avr_jump_mode): (Ditto.).
1241 (avr_output_progmem_section_asm_op): (Ditto.).
1242 (avr_asm_init_sections): (Ditto.).
1243 (avr_asm_init_sections): (Ditto.).
1244 (avr_rtx_costs): (Ditto.).
1245 * config/avr/avr.md: (Ditto.).
1246 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1249 2008-04-06 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/35842
1252 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1253 is_gimple_invariant_address.
1255 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1257 * gcc.c (default_compilers): Sync Fortran extensions list with
1258 that in fortran/lang-specs.h.
1259 * doc/invoke.texi: Likewise.
1260 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1261 * dwarf2out.c (gen_compile_unit_die): Likewise.
1263 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1265 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1267 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1271 attribute is used for nested functions.
1273 2008-04-05 Jan Hubicka <jh@suse.cz>
1275 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1277 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1279 (dump_files): Update.
1280 (enable_rtl_dump_file): Do not accept letter argument.
1281 * tree-pass.h (dump_file_info): Remove letter argument.
1282 * toplev.c (decode_d_option): Update -da handling.
1283 * toplev.h (enable_rtl_dump_file): Update prototype.
1284 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1285 it out based on pass type.
1286 (register_dump_files_1): Likewise.
1287 (init_optimization_passes): Update register_one_dump_file calls.
1288 (execute_one_pass): Sanity check that IPA passes are called at IPA
1289 level and RTL passes at RTL level.
1290 (execute_pass_list): IPA pass can not be after or subpass of
1292 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1293 disallov RTL subpasses of IPA subpasses.
1295 2008-04-05 Ben Elliston <bje@au.ibm.com>
1297 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1298 builtins that return exactly once and do not throw. Cache call to
1301 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1303 PR rtl-optimization/34916
1305 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1306 between instruction pairs.
1308 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1310 * doc/invoke.texi: Document -mbitops for SH.
1311 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1312 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1313 * config/sh/sh.c (print_operand): Add %t operand code.
1314 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1315 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1316 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1317 (extendqihi2): Likewise.
1318 (movqi_i): Likewise.
1319 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1320 (extv): Use bld instruction for SH2A if possible.
1322 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1323 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1324 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1325 (bset.b, bclr.b): Define peepholes.
1326 * config/sh/sh.opt (mbitops): New option.
1328 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1331 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1332 and view convert expression.
1334 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1337 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1339 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1341 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1343 * config/i386/cpuid.h (bit_AES): New.
1344 (bit_PCLMUL): Likewise.
1346 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1347 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1348 SSE2 if AES or PCLMUL is enabled.
1349 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1350 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1351 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1352 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1353 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1354 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1355 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1356 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1357 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1358 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1359 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1360 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1361 __builtin_ia32_aeskeygenassist128 and
1362 __builtin_ia32_pclmulqdq128.
1363 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1364 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1365 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1367 * config/i386/i386.h (TARGET_AES): New.
1368 (TARGET_PCLMUL): Likewise.
1369 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1371 * config/i386/i386.md (UNSPEC_AESENC): New.
1372 (UNSPEC_AESENCLAST): Likewise.
1373 (UNSPEC_AESDEC): Likewise.
1374 (UNSPEC_AESDECLAST): Likewise.
1375 (UNSPEC_AESIMC): Likewise.
1376 (UNSPEC_AESKEYGENASSIST): Likewise.
1377 (UNSPEC_PCLMUL): Likewise.
1379 * config/i386/i386.opt (maes): New.
1380 (mpclmul): Likewise.
1382 * config/i386/sse.md (aesenc): New pattern.
1383 (aesenclast): Likewise.
1385 (aesdeclast): Likewise.
1387 (aeskeygenassist): Likewise.
1388 (pclmulqdq): Likewise.
1390 * config/i386/wmmintrin.h: New.
1392 * doc/extend.texi: Document AES and PCLMUL built-in function.
1394 * doc/invoke.texi: Document -maes and -mpclmul.
1396 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1398 * function.c (free_after_parsing): Replace with
1399 cxx_push_function_context from C++ front-end.
1400 (allocate_struct_function): Don't call langhook.
1401 * langhooks.h (struct lang_hooks_for_functions): Delete.
1402 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1404 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1405 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1406 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1407 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1408 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1409 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1410 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1412 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1413 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1415 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1418 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1421 2008-04-04 Richard Guenther <rguenther@suse.de>
1424 * fold-const.c (optimize_minmax_comparison): Use the correct
1425 type for the constant in the simplified comparison.
1427 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1429 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1430 Pass L2 size as "--param l2-cache-size" to the compiler.
1431 (decode_l2_cache): New function to decode L2 cache parameters using
1432 0x8000006 extended cpuid function.
1433 (detect_caches_amd): Determine parameters of L2 cache using
1434 decode_l2_caches function.
1435 (decode_caches_intel): Decode L2 cache parameters.
1436 (detect_caches_intel): Determine L2 cache parameters using
1437 decode_caches_intel and decode_l2_caches functions.
1439 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1441 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1442 secondary input reload for subword loads from the constant pool.
1444 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1447 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1448 constants of the appropriate size for runtime calculations.
1451 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1452 decimal-float literal constant zero.
1454 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1457 * c-parser.c (c_parser_omp_atomic): Call
1458 default_function_array_conversion on the RHS.
1461 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1462 call is_variable_sized if decl has incomplete type.
1464 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1466 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1468 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1470 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1472 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1473 (sgt<u>): Merge sgt and sgtu into new expander.
1474 (sgt, sgtu): Remove expanders.
1475 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1476 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1477 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1478 *sgtu_<mode>_mips16 into new pattern.
1479 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1480 (sge<u>): Merge sge and sgeu into new expander.
1481 (sge, sgeu): Remove expanders.
1482 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1484 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1485 (slt<u>): Merge slt and sltu into new expander.
1486 (slt, sltu): Remove expanders.
1487 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1488 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1489 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1490 *sltu_<mode>_mips16 into new pattern.
1491 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1492 (sle<u>): Merge sle and sleu into new expander.
1493 (sle, sleu): Remove expanders.
1494 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1495 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1496 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1497 *sleu_<mode>_mips16 into new pattern.
1498 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1500 2008-04-03 Jan Hubicka <jh@suse.cz>
1502 PR tree-optimization/35795
1503 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1504 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1505 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1506 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1507 * score/score3.c (score3_output_mi_thunk): Likewise.
1508 * score/score7.c (score7_output_mi_thunk): Likewise.
1509 * mips/mips.c (mips_output_mi_thunk): Likewise.
1511 2008-04-03 Richard Guenther <rguenther@suse.de>
1513 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1514 conversions. Simplify code.
1516 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1518 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1520 2008-04-03 Tom Tromey <tromey@redhat.com>
1521 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1523 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1524 * config/bfin/t-bfin-linux (generated_files): Add
1525 linux-sysroot-suffix.h.
1526 * doc/install.texi (Prerequisites): Require make 3.80.
1527 * doc/sourcebuild.texi (Front End Directory): Document new
1529 * Makefile.in (generated_files): New variable.
1530 (ALL_HOST_OBJS): New variable.
1531 ($(ALL_HOST_OBJS)): New target.
1533 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1535 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1536 (remap_block): Call id->transform_lang_insert_block instead
1538 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1539 Set id.transform_lang_insert_block to NULL.
1540 (clone_body): Move to cp/optimize.c
1541 * tree-inline.h (struct copy_body_data): Change
1542 transform_lang_insert_block to function pointer.
1543 (copy_generic_body, copy_decl_no_change): Export.
1544 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1545 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1546 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1548 * c-tree.h (insert_block): Kill.
1549 * c-decl.c (insert_block): Kill.
1551 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1553 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1554 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1555 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1557 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1558 argument, call {push,pop}_function_context from here.
1559 * c-parser.c: Use c_{push,pop}_function_context.
1561 * function.c (push_function_context_to): Move meat ...
1562 (push_function_context): ... here. Simplify.
1563 * function.c (pop_function_context_from): Move meat ...
1564 (pop_function_context): ... here. Simplify.
1565 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1567 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1568 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1569 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1570 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1572 2008-04-03 Ben Elliston <bje@au.ibm.com>
1574 * expmed.c (extract_force_align_mem_bit_field): Remove.
1576 2008-04-03 Richard Guenther <rguenther@suse.de>
1579 * expr.h (try_casesi): Adjust prototype.
1580 * expr.c (try_casesi): Take fallback label as extra parameter.
1581 Use that for gen_casesi if default_label is NULL.
1582 * stmt.c (expand_case): Pass fallback label to try_casesi,
1583 make sure to fill gaps with a fallback label if default_label
1586 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1589 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1591 2008-04-03 Ben Elliston <bje@au.ibm.com>
1593 * expmed.c (extract_split_bit_field): Remove if (0) code.
1594 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1595 (do_ds_constraint): Likewise.
1597 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1599 * doc/cppopts.texi (-dU): Document.
1600 * c-common.h (flag_dump_macros): Update comment.
1601 * c-opts.c (handle_OPT_d): Handle -dU.
1602 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1603 dump_queued_macros, cb_used_define, cb_used_undef): New.
1604 (init_pp_output): Handle -dU.
1605 (cb_line_change): Call dump_queued_macros.
1606 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1608 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1610 * config/avr/predicates.md (io_address_operand): New predicate.
1611 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1612 * config/avr/avr.c (avr_io_address_p): Remove function.
1613 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1614 'avr_io_address_p' function.
1615 (out_movhi_r_mr): (Ditto.).
1616 (out_movqi_mr_r): (Ditto.).
1617 (out_movhi_mr_r): (Ditto.).
1618 (avr_address_cost): (Ditto.).
1620 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1623 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1624 in 32bit mode when XMM registers are available to avoid store
1626 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1627 corresponding post-reload splitters.
1629 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1631 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1632 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1633 __builtin_ia32_roundss.
1634 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1635 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1636 __builtin_ia32_roundss.
1637 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1638 IX86_BUILTIN_SHUFPD here.
1640 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.md (plogic): New.
1643 (plogicprefix): Likewise.
1645 * config/i386/mmx.md (mmx_<code><mode>3): New.
1646 (mmx_and<mode>3): Removed.
1647 (mmx_ior<mode>3): Likewise.
1648 (mmx_xor<mode>3): Likewise.
1650 * config/i386/sse.md (<code><mode>3): New.
1651 (*<code><mode>3): Likewise.
1652 (*<code><mode>3): Likewise.
1653 (<code><mode>3): Likewise.
1654 (*sse_<code><mode>3): Likewise.
1655 (*sse2_<code><mode>3): Likewise.
1656 (<code>tf3): Likewise.
1657 (*<code>tf3): Likewise.
1658 (and<mode>3): Likewise.
1659 (*and<mode>3): Likewise.
1660 (ior<mode>3): Removed.
1661 (*ior<mode>3): Likewise.
1662 (xor<mode>3): Likewise.
1663 (*xor<mode>3): Likewise.
1664 (*and<mode>3): Likewise.
1665 (*ior<mode>3): Likewise.
1666 (*xor<mode>3): Likewise.
1667 (and<mode>3): Likewise.
1668 (*sse_and<mode>3): Likewise.
1669 (*sse2_and<mode>3): Likewise.
1671 (*andtf3): Likewise.
1672 (ior<mode>3): Likewise.
1673 (*sse_ior<mode>3): Likewise.
1674 (*sse2_ior<mode>3): Likewise.
1676 (*iortf3): Likewise.
1677 (xor<mode>3): Likewise.
1678 (*sse_xor<mode>3): Likewise.
1679 (*sse2_xor<mode>3): Likewise.
1681 (*xortf3): Likewise.
1683 2008-04-02 Richard Guenther <rguenther@suse.de>
1685 PR tree-optimization/14495
1686 PR tree-optimization/34793
1687 * tree-vrp.c (struct switch_update): New structure.
1688 (to_remove_edges, to_update_switch_stmts): New VECs.
1689 (simplify_switch_using_ranges): New function. Remove not taken
1690 case labels and edges.
1691 (simplify_stmt_using_ranges): Call it.
1692 (identify_jump_threads): Mark edges we have queued for removal
1693 so we don't thread them.
1694 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1696 * tree-cfg.c (group_case_labels): Deal with missing default label.
1697 (tree_verify_flow_info): Allow missing default label.
1698 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1699 (emit_case_nodes): Likewise.
1700 (expand_case): Do not rely on the default label to be present.
1701 * expr.c (try_casesi): Deal with NULL default_label.
1702 (do_tablejump): Likewise.
1704 2008-04-02 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/14495
1707 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1708 SWITCH_EXPR here ...
1709 (vrp_visit_switch_stmt): ... but here (new function).
1710 (find_case_label_index): New helper function.
1711 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1713 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1715 * fwprop.c: Fix ISO-C99ism.
1717 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1720 * Makefile.in (objdir): Set it here.
1721 * configure.ac: Not here. Find dynamic linker characteristics.
1722 * exec-tool.in: Use them.
1723 * aclocal.m4: Regenerate.
1724 * configure: Regenerate.
1726 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1728 * expr.c (expand_var): Delete it.
1729 * expr.h (expand_var): Delete prototype.
1730 * function.c (expand_function_start): Use expand_decl instead.
1731 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1734 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1736 PR rtl-optimization/35542
1737 * fwprop.c (forward_propagate_and_simplify): Replace
1738 loc_reg_mentioned_in_p with reg_mentioned_p.
1740 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1742 PR rtl-optimization/35281
1743 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1744 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1745 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1746 (varying_mem_p): Move above propagate_rtx.
1747 (all_uses_available_at): Do not check MEMs.
1749 2008-04-02 Rafael Espindola <espindola@google.com>
1751 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1752 (register_edge_assert_for_2): Split the cond argument.
1753 (register_edge_assert_for_1): Adjust for the change in
1754 register_edge_assert_for_2.
1755 (register_edge_assert_for): Split the cond argument.
1756 (find_switch_asserts): Adjust for the change in
1757 register_edge_assert_for.
1759 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1761 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1762 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1763 offsets for 64-bit mingw.
1764 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1765 abi for x86_64-pc-mingw.
1767 2008-04-02 Richard Guenther <rguenther@suse.de>
1769 * tree-vrp.c (extract_range_from_assert): Make sure to not
1770 produce range min/max with TREE_OVERFOW set.
1771 If merging a anti-range and a range keep the anti-range if
1772 the range covers all values of the type.
1773 (register_edge_assert_for_2): Only allow sign-changing
1774 conversions in detecting canonical range checks. Also
1775 register an assert for the unsigned name if useful.
1777 PR tree-optimization/35787
1778 * tree-vrp.c (vrp_val_max): New function.
1779 (vrp_val_min): Likewise.
1780 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1781 (vrp_val_is_min): Likewise.
1782 (supports_overflow_infinity): Use vrp_val_{min,max}.
1783 (negative_overflow_infinity): Likewise.
1784 (positive_overflow_infinity): Likewise.
1785 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1786 (is_positive_overflow_infinity): Likewise.
1787 (is_overflow_infinity): Likewise.
1788 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1789 vrp_val_is_{min,max}.
1790 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1791 to ranges if possible. Avoid empty ranges.
1793 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1796 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1797 the expression is a function address.
1799 2008-04-01 George Helffrich <george@gcc.gnu.org>
1801 PR fortran/PR35154, fortran/PR23057
1802 * fortran/trans-common.c (create_common): Add decl to function
1803 chain to preserve identifier scope in debug output.
1805 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1806 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1807 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1808 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1810 (dbxout_syms): Check for COMMON-based symbol and wrap in
1811 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1812 in bracket for efficiency.
1814 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1815 using DW_TAG_common_block + member offset.
1816 (add_pubname_string): New function.
1817 (dw_expand_expr): New function to find block name and offset for
1819 (common_check): New function to check whether symbol in Fortran COMMON.
1820 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1822 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1823 use of common is unchanged.
1825 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1826 with all combinations of debug options available on target.
1827 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1828 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1829 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1830 .stabs functionality.
1831 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1832 DWARF functionality.
1834 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1837 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1839 2008-04-02 Ben Elliston <bje@au.ibm.com>
1841 * config/v850/v850.md (casesi): Remove if (0) code.
1842 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1843 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1845 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.md (rex64suffix): New mode attribute.
1848 (floathi<mode>2): Disable expander for SSE math.
1849 (*floathi<mode>2_1): New insn insn_and_split pattern.
1850 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1851 corresponding post-reload splitters.
1852 (*floathi<mode>2_i387): New macroized insn pattern.
1853 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1854 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1855 insn_and_split pattern.
1856 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1857 New macroized instruction patterns and corresponding post-reload
1859 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1860 and corresponding post-reload splitters.
1861 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1862 New macroized instruction patterns.
1863 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1864 macroized instruction patterns and corresponding post-reload splitters.
1865 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1866 corresponding post-reload splitters.
1867 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1868 New macroized instruction patterns.
1869 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1870 corresponding post-reload splitters.
1871 (*floatsi<mode>2_i387): New macroized instruction patterns.
1873 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1875 * config/i386/i386.md (smaxmin): New.
1876 (umaxmin): Likewise.
1877 (maxminiprefix): Likewise.
1878 (maxminfprefix): Likewise.
1879 (<code><mode>3): Likewise.
1880 (smin<mode>3): Removed.
1881 (smax<mode>3): Likewise.
1883 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1884 (mmx_<code>v4hi3): Likewise.
1885 (mmx_<code>v8qi3): Likewise.
1886 (mmx_smaxv2sf3): Removed.
1887 (mmx_sminv2sf3): Likewise.
1888 (mmx_umaxv8qi3): Likewise.
1889 (mmx_smaxv4hi3): Likewise.
1890 (mmx_uminv8qi3): Likewise.
1891 (mmx_sminv4hi3): Likewise.
1893 * config/i386/sse.md (<addsub><mode>3): New.
1894 (*<addsub><mode>3): Likewise.
1895 (<sse>_vm<addsub><mode>3): Likewise.
1896 (<maxmin><mode>3): Likewise.
1897 (*<maxmin><mode>3_finite): Likewise.
1898 (*<maxmin><mode>3): Likewise.
1899 (<sse>_vm<maxmin><mode>3): Likewise.
1900 (sse3_h<addsub>v4sf3): Likewise.
1901 (sse3_h<addsub>v2df3): Likewise.
1902 (<maxmin>v16qi3): Likewise.
1903 (*<maxmin>v16qi3): Likewise.
1904 (<maxmin>v8hi3): Likewise.
1905 (*<maxmin>v8hi3): Likewise.
1906 (*sse4_1_<maxmin><mode>3): Likewise.
1907 (*sse4_1_<maxmin><mode>3): Likewise.
1908 (add<mode>3): Removed.
1909 (*add<mode>3): Likewise.
1910 (<sse>_vmadd<mode>3): Likewise.
1911 (sub<mode>3): Likewise.
1912 (*sub<mode>3): Likewise.
1913 (<sse>_vmsub<mode>3): Likewise.
1914 (smin<mode>3): Likewise.
1915 (*smin<mode>3_finite): Likewise.
1916 (*smin<mode>3): Likewise.
1917 (<sse>_vmsmin<mode>3): Likewise.
1918 (smax<mode>3): Likewise.
1919 (*smax<mode>3_finite): Likewise.
1920 (*smax<mode>3): Likewise.
1921 (<sse>_vmsmax<mode>3): Likewise.
1922 (sse3_haddv4sf3): Likewise.
1923 (sse3_haddv2df3): Likewise.
1924 (sse3_hsubv4sf3): Likewise.
1925 (sse3_hsubv2df3): Likewise.
1926 (umaxv16qi3): Likewise.
1927 (*umaxv16qi3): Likewise.
1928 (smaxv8hi3): Likewise.
1929 (*smaxv8hi3): Likewise.
1930 (*sse4_1_smax<mode>3): Likewise.
1931 (*sse4_1_umax<mode>3): Likewise.
1932 (uminv16qi3): Likewise.
1933 (*uminv16qi3): Likewise.
1934 (sminv8hi3): Likewise.
1935 (*sminv8hi3): Likewise.
1936 (*sse4_1_smin<mode>3): Likewise.
1937 (*sse4_1_umin<mode>3): Likewise.
1939 2008-04-01 Rafael Espindola <espindola@google.com>
1941 * tree-cfg.c (verify_expr): remove in_phi.
1942 (verify_stmt): Don't call walk_tree with verify_expr. Use
1943 is_gimple_min_invariant instead of is_gimple_val.
1945 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1947 * doc/include/gpl_v3.texi: Update for manpage generation.
1948 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1950 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1951 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1952 gpl_v3.texi instead of gpl.texi.
1955 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1958 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1960 2008-04-01 Rafael Espindola <espindola@google.com>
1962 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1963 (extract_code_and_val_from_cond): Use
1964 extract_code_and_val_from_cond_with_ops.
1966 2008-04-01 Jan Hubicka <jh@suse.cz>
1968 * function.c (free_after_compilation): Free epilogue_delay_list.
1969 (prepare_function_start): Assert that previous compilation was freed.
1971 2008-04-01 Jan Hubicka <jh@suse.cz>
1972 Jim Wilson <wilson@tuliptree.org>
1973 Andreas Tobler <andreast@gcc.gnu.org>
1976 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1977 rtl.emit instead cfun->emit.
1978 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1979 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1981 2008-04-01 Ben Elliston <bje@au.ibm.com>
1983 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1985 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1987 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1989 (fprofile-use): Add var flag_profile_use
1990 * coverage.c (coverage_begin_output): Do not open a gcno file for
1991 output only if -ftest-coverage is set.
1992 Do not add getpwd() to gcda file path.
1993 (build_gcov_info): Check the new flag
1994 flag_profile_datafile_relative_path.
1995 (coverage_init): Use profile_data_prefix.
1996 Read profile counter only if flag_profile_use is set.
1997 * opts.c (common_handle_option): New option fprofile-use=,
1998 fprofile-dir=, fprofile-generate=.
1999 * toplev.c (profile_data_prefix): New variable definition.
2000 * toplev.h (profile_data_prefix): New declaration.
2001 * doc/invoke.tex (Option Summary, Optimization Options):
2004 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2006 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2007 use tmp consistently.
2010 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2011 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2012 UNSPEC_FR_RECIP_APPROX_RES.
2013 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2015 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2018 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2020 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2023 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2024 element of the vector via a pointer.
2026 2008-03-31 Ian Lance Taylor <iant@google.com>
2028 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2030 2008-03-31 Jan Hubicka <jh@suse.cz>
2032 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2033 get_arg_pointer_save_area.
2034 * expr.c (init_expr): Just clear out rtl.expr.
2035 * function.c (free_after_compilation): Clear out whole RTL structure.
2036 (get_func_frame_size): Merge into ...
2037 (get_frame_size): ... this one.
2038 (assign_stack_local_1): Merge into ...
2039 (assign_stack_local): ... this one.
2040 (expand_function_end): Update call of get_arg_pointer_save_area.
2041 (get_art_pointer_save_area): Remove cfun argument.
2042 * function.h (emit_status): regno_pointer_align does not need length
2043 attribute. Move x_regno_reg_rtx to ...
2044 (regno_reg_rtx): ... new global array.
2045 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2046 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2047 apply_args_value, forced_labels, stack_pointer_delta):
2049 (struct varasm_status): Move here from varasm.c
2050 (struct rtl_data): New. Move here some fields from struct function.
2051 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2052 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2053 used_temp_slots avail_temp_slots, temp_slot_level,
2054 nonlocal_goto_handler_labels): Update accesstors.
2055 (rtl): New global variable.
2056 (struct function): Move some fileds to rtl_data.
2057 (get_arg_pointer_save_area): Update prototype.
2058 * emit-rtl.c (rtl): Declare.
2059 (regno_reg_rtx): Declare.
2060 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2062 (gen_reg_rtx): Update.
2063 (init_virtual_regs): Do not tate emit_status argument.
2064 (init_emit): Do not allocate emit.
2065 * varasm.c (varasm_statuc): Move to function.h.
2066 (n_deferred_constatns): Update accestor.
2067 (init_varasm_status): Do not allocate varasm_status.
2068 (force_const_mem, get_pool_size, output_constant_pool): Update.
2069 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2070 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2072 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2074 PR rtl-optimization/35729
2075 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2078 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2081 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2082 load/store if memory is unaligned.
2083 (*movti_rex64): Likewise.
2085 * config/i386/predicates.md (misaligned_operand): New.
2087 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2090 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2093 2008-03-31 Jan Beulich <jbeulich@novell.com>
2095 * config/ia64/constraints.md: Add 'j' constraint.
2096 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2097 (movdi_internal): Likewise.
2099 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2102 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2104 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2107 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2108 proper error message for the third argument on blendpd and
2111 * config/i386/sse.md (blendbits): New.
2112 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2114 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2116 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2118 2008-03-30 Richard Guenther <rguenther@suse.de>
2121 * fold-const.c (fold_sign_changed_comparison): Do leave
2122 conversions to base-types alone.
2124 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2126 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2127 the link register if one altivec register is be saved.
2129 2008-03-30 Ben Elliston <bje@au.ibm.com>
2131 * final.c (final_scan_insn): Remove if (0) code.
2133 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2135 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2137 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2140 of V4SFmode to ix86_binary_operator_ok.
2142 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2144 * config/i386/i386.c (override_options): Initialize
2145 ix86_veclib_handler to ix86_veclibabi_svml when
2146 -mveclibabi=svml is used.
2147 (ix86_veclibabi_svml): New function for SVML ABI style
2148 vectorization support.
2149 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2151 2008-03-28 Rafael Espindola <espindola@google.com>
2153 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2154 (tree_binary_nonnegative_warnv_p): Make it public.
2155 (tree_single_nonnegative_warnv_p): Make it public.
2156 (tree_invalid_nonnegative_warnv_p): Make it public.
2157 (tree_unary_nonzero_warnv_p): Make it public.
2158 (tree_binary_nonzero_warnv_p): Make it public
2159 (tree_single_nonzero_warnv_p): Make it public.
2160 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2161 (extract_range_from_binary_expr): Split the expr argument.
2162 (extract_range_from_unary_expr): Split the expr argument.
2163 (extract_range_from_comparison): Split the expr argument.
2164 (extract_range_from_expr): Use the new aux functions.
2165 (vrp_evaluate_conditional_warnv): Use
2166 vrp_evaluate_conditional_warnv_with_ops.
2167 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2168 (tree_binary_nonzero_warnv_p): Declare.
2169 (tree_single_nonzero_warnv_p): Declare.
2170 (tree_expr_nonzero_warnv_p): Declare.
2171 (tree_unary_nonnegative_warnv_p): Declare.
2172 (tree_binary_nonnegative_warnv_p): Declare.
2173 (tree_single_nonnegative_warnv_p): Declare.
2174 (tree_invalid_nonnegative_warnv_p): Declare.
2176 2008-03-28 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/30317
2179 PR tree-optimization/30911
2180 PR tree-optimization/34793
2181 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2182 (struct assert_locus_d): New member EXPR.
2183 (register_new_assert_for): Add EXPR parameter to support
2184 ASSERT_EXPR <name, expr OP limit>.
2185 (register_edge_assert_for_1): Adjust callers.
2186 (find_assert_locations): Likewise.
2187 (process_assert_insertions_for): Build condition from expression.
2188 (extract_range_from_assert): Handle ASSERT_EXPRs
2189 of the form ASSERT_EXPR <name, expr OP limit>.
2190 (register_edge_assert_for_2): New helper registering
2191 asserts for comparisons. Recognize range tests of the form
2192 (unsigned)i - CST1 OP CST2.
2193 (register_edge_assert_for_1): Use it.
2194 (register_edge_assert_for): Likewise.
2195 (needs_overflow_infinity): Integer sub-types
2196 do not need overflow infinities.
2197 (vrp_val_is_max): The extreme values of integer sub-types
2198 are those of the base type.
2199 (vrp_val_is_min): Likewise.
2200 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2203 2008-03-28 Nick Clifton <nickc@redhat.com>
2206 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2207 Return GENERAL_REGS for stack adjustment reloads.
2209 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2212 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2213 const_vector when all the vectors are constant.
2215 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2217 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2219 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2220 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2222 (s<code>_sf): Use new scc_sf attribute for opcode names.
2224 2008-03-27 Tom Tromey <tromey@redhat.com>
2226 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2227 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2228 config/spu/t-spu-elf, config/i386/t-interix,
2229 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2230 config/i386/x-darwin, config/i386/x-mingw32,
2231 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2232 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2233 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2234 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2235 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2236 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2237 config/score/t-score-elf, config/arm/t-strongarm-pe,
2238 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2239 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2240 Revert automatic dependency patch.
2242 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2245 * config/i386/i386.c (ix86_function_arg_boundary): Align
2246 decimal floating point to its natural boundary.
2248 2008-03-27 Richard Guenther <rguenther@suse.de>
2251 * fold-const.c (fold_comparison): Restrict distinct decl
2252 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2253 solely rely on operand_equal_p.
2255 2008-03-27 Richard Guenther <rguenther@suse.de>
2258 * c-common.c (handle_weak_attribute): Reject combination of
2261 2008-03-27 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/32810
2264 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2265 conversions from DECL_INITIAL.
2266 (fold_const_aggregate_ref): Likewise from constructor elements.
2268 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2270 * tree-affine.h (aff_combination_expand): Declare.
2271 (get_inner_reference_aff): Likewise.
2272 * tree-affine.c (aff_combination_expand): Split out from
2273 tree_to_aff_combination_expand.
2274 (get_inner_reference_aff): New function.
2275 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2276 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2277 (struct lim_aux_data): sm_done field removed.
2278 (mem_ref_loc_p, mem_ref_locs_p): New types.
2279 (struct mem_ref): Added id, stored, accesses_in_loop,
2280 indep_loop, dep_loop, indep_ref, dep_ref fields.
2281 Removed is_stored, locs and next fields.
2282 (memory_accesses): New variable.
2283 (movement_possibility): Do not allow moving statements
2284 that store to memory.
2285 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2287 (determine_max_movement): For statements with memory references,
2288 find the outermost loop in that the reference is independent.
2289 (move_computations_stmt): Mark the virtual operands for renaming.
2290 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2291 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2292 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2293 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2294 create_vop_ref_mapping, analyze_memory_references,
2295 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2296 get_all_locs_in_loop, ref_always_accessed_p,
2297 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2298 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2299 store_motion_loop, store_motion): New functions.
2300 (struct vop_to_refs_elt): New type.
2301 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2302 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2303 (schedule_sm): Replaced by...
2304 (execute_sm): ... this.
2305 (determine_lsm_ref, hoist_memory_references,
2306 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2307 find_more_ref_vops, free_mem_ref, free_mem_refs,
2308 determine_lsm_loop, determine_lsm): Removed.
2309 (tree_ssa_lim_finalize): Free data structures used by store motion.
2310 (tree_ssa_lim): Call analyze_memory_references. Use
2311 store_motion instead of determine_lsm.
2313 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2315 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2316 rename tmake_file to m68hc11/t-m68hc11.
2317 (mcore): Set inhibit_libc to true.
2318 * config.host (alpha*-dec-*vms*): Set extra_programs.
2319 (interix3*): Don't use host_xmake_file.
2320 * configure.ac: Let config.gcc override inhibit_libc.
2321 * configure: Regenerate.
2323 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2324 * config/t-openbsd-thread: Remove commented out lines.
2326 * config/x-interix: Remove.
2328 * config/m68hc11/t-m68hc11-gas: Rename to...
2329 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2331 * config/mcore/t-mcore: Remove T_CFLAGS.
2332 * config/mcore/t-mcore-pe: Likewise.
2334 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2336 * configure.ac: Replace custom __GNU_SOURCE test with
2337 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2338 * aclocal.m4: Regenerate.
2339 * configure: Regenerate.
2340 * config.in: Regenerate.
2342 2008-03-27 Richard Guenther <rguenther@suse.de>
2344 * fold-const.c (target.h): Include.
2345 (fold_comparison): Fold comparison of addresses of decls
2346 that bind locally or of constants. Consolidate address folding code.
2347 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2348 results from fold_binary_to_constant.
2349 (compare_values_warnv): Likewise.
2351 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2354 * fold-const.c (fold_truthop): Check for integeral types when folding
2355 a == 0 && b == 0 and a != 0 || b != 0 .
2357 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2359 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2361 2008-03-26 Andreas Schwab <schwab@suse.de>
2363 * doc/invoke.texi: Fix use of @item vs. @itemx.
2365 2008-03-26 Tom Tromey <tromey@redhat.com>
2367 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2368 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2369 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2370 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2371 build/genconstants.o, build/genemit.o, build/genextract.o,
2372 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2373 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2376 2008-03-26 Richard Guenther <rguenther@suse.de>
2379 2008-03-26 Richard Guenther <rguenther@suse.de>
2381 * fold-const.c (target.h): Include.
2382 (fold_comparison): Fold comparison of addresses of two decls
2383 that bind locally. Consolidate address folding code.
2385 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2387 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2388 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2389 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2390 dconstsqrt2, dconstthird, dconste and/or dconst10.
2391 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2392 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2393 dconstsqrt2, dconste): Delete.
2394 (init_emit_once): Likewise. Simplify initializing dconstm1.
2396 * real.c (get_real_const): New.
2397 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2398 dconstsqrt2, dconste): Delete.
2399 (real_value_const, get_real_const): New.
2401 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2405 * config/i386/i386.c (ix86_function_arg_boundary): Check
2406 BIGGEST_ALIGNMENT instead of 128.
2407 (setup_incoming_varargs_64): Likewise.
2409 2008-03-26 Tom Tromey <tromey@redhat.com>
2411 * Makefile.in (DEPFILES): Add missing '/'.
2413 2008-03-26 Richard Guenther <rguenther@suse.de>
2415 * fold-const.c (target.h): Include.
2416 (fold_comparison): Fold comparison of addresses of two decls
2417 that bind locally. Consolidate address folding code.
2419 2008-03-26 Nick Clifton <nickc@redhat.com>
2422 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2423 not allow INT+INT as a legitimate addressing mode.
2425 2008-03-26 Richard Guenther <rguenther@suse.de>
2427 * tree-flow.h (widen_bitfield): Remove declaration.
2428 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2429 (widen_bitfield): Remove function.
2430 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2433 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2436 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2439 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2441 PR rtl-optimization/35232
2442 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2443 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2444 reg_reloaded_call_part_clobbered here.
2445 (reload_regs_reach_end_p): New function.
2446 (reload_reg_rtx_for_input): New variable.
2447 (reload_reg_rtx_for_output): Likewise.
2448 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2449 when reassigning a pseudo register. Load reloadreg from
2450 reload_reg_rtx_for_input, moving the mode and register
2452 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2453 instead of the original when deciding whether an input reload
2454 would be a no-op or whether an output reload can be deleted.
2455 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2456 when setting up new_spill_reg_store. Load it from
2457 reload_reg_rtx_for_output, moving the mode and register
2459 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2460 instead of the original when deciding whether an output reload
2461 would be a no-op. Do the same when modifying insn notes.
2462 Use rtx_equal_p instead of == to compare the registers.
2463 (inherit_piecemeal_p): Take a mode and two register numbers
2465 (emit_reload_insns): Clear new_spill_reg_store for every hard
2466 register in the reload register. Remove spill registers
2467 from reg_reloaded_valid before considering whether to record
2468 inheritance information for them. Use reload_reg_rtx_for_output
2469 instead of reg_rtx when recording output reloads. Use
2470 reload_reg_rtx_for_input instead of reg_rtx when recording
2471 input reloads. Set or clear reg_reloaded_call_part_clobbered
2472 at the same time as setting reg_reloaded_valid.
2473 (delete_output_reload): Add a new_reload_reg parameter and use it
2474 instead of rld[j].reg_rtx.
2475 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2478 2008-03-25 Tom Tromey <tromey@redhat.com>
2480 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2481 (build/genattr.o): Likewise.
2482 (build/genattrtab.o): Likewise.
2483 (build/gencodes.o): Likewise.
2484 (build/genconfig.o): Likewise.
2485 (build/genconstants.o): Likewise.
2486 (build/genemit.o): Likewise.
2487 (build/genextract.o): Likewise.
2488 (build/genflags.o): Likewise.
2490 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2492 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2493 instead of size_int for integer types.
2494 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2495 to match type of MINUS_EXPR.
2497 2008-03-25 Tom Tromey <tromey@redhat.com>
2499 * configure: Rebuilt.
2500 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2503 2008-03-25 Tom Tromey <tromey@redhat.com>
2505 * config/x-solaris (host-solaris.o): Update.
2506 * config/x-linux (host-linux.o): Update.
2507 * config/x-hpux (host-hpux.o): Update.
2508 * config/x-darwin (host-darwin.o): Update.
2509 * config/v850/t-v850e (v850-c.o): Update.
2510 * config/v850/t-v850 (v850-c.o): Update.
2511 * config/t-vxworks (vxworks.o): Update.
2512 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2513 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2514 * config/spu/t-spu-elf (spu-c.o): Update.
2516 * config/sh/t-symbian (sh-c.o): Update.
2517 (symbian.o): Update.
2518 * config/sh/t-sh (sh-c.o): Update.
2519 * config/score/t-score-elf (score7.o, score3.o): Update.
2520 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2521 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2522 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2523 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2525 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2526 * config/m32c/t-m32c (m32c-pragma.o): Update.
2527 * config/ia64/t-ia64 (ia64-c.o): Update.
2528 * config/i386/x-mingw32 (host-mingw32.o): Update.
2529 * config/i386/x-i386 (driver-i386.o): Update.
2530 * config/i386/x-darwin (host-i386-darwin.o): Update.
2531 * config/i386/x-cygwin (host-cygwin.o): Update.
2532 * config/i386/t-nwld (nwld.o): Update.
2533 * config/i386/t-netware (netware.o): Update.
2534 * config/i386/t-interix (winnt.o): Update.
2535 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2536 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2537 msformat-c.o): Update.
2538 * config/bfin/t-bfin-linux (generated_files): Add
2539 linux-sysroot-suffix.h.
2540 * config/arm/t-wince-pe (pe.o): Update.
2541 * config/arm/t-strongarm-pe (pe.o): Update.
2542 * config/arm/t-pe (pe.o): Update.
2543 * config/arm/t-arm (arm-c.o): Update.
2544 * doc/install.texi (Prerequisites): Require make 3.80.
2545 * Makefile.in: Remove .o targets.
2546 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2547 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2548 (simple_generated_h, simple_generated_c): Move earlier.
2549 (generated_files): New variable.
2550 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2551 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2552 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2553 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2554 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2555 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2556 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2557 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2558 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2559 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2560 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2561 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2563 (COMPILE.base, COMPILE): New variables.
2564 (%.o): New pattern rule.
2565 (ALL_HOST_OBJS): New variable.
2566 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2567 (dummy-checksum.o, cc1-checksum.o): Remove.
2568 (DRIVER_SHLIB): New variable.
2569 (DRIVER_DEFINES): Use it.
2570 (gencondmd.c): Move out of build/.
2571 (s-conditions): Update.
2572 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2573 (ALL_BUILD_OBJS): Likewise.
2574 (build/%.o): Use BUILDCOMPILE.
2575 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2576 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2577 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2578 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2579 build/genconfig.o, build/genconstants.o, build/genemit.o,
2580 build/genextract.o, build/genflags.o, build/genmddeps.o,
2581 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2582 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2583 build/gen-protos.o, build/scan.o, build/fix-header.o,
2584 build/scan-decls.o): Simplify.
2585 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2586 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2587 prefix.o, toplev.o): Reduce to variable setting.
2588 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2589 ($(out_object_file), gcc-options.o): New targets.
2590 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2591 * configure: Rebuilt.
2592 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2593 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2595 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2597 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2598 complain when we hit an error, return ERROR_MARK_NODE.
2600 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2602 * config/sh/constraints.md (Pso, Psz): New constraints.
2603 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2604 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2606 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2608 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2609 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2611 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2613 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2614 (prefetch_sh2a): New.
2616 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2617 Naveen.H.S <naveen.hs@kpitcummins.com>
2619 * config/sh/constraints.md (I28): New constraint.
2620 * config/sh/sh.c (broken_move): Add support for movi20s.
2621 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2623 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2624 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2625 Naveen.H.S <naveen.hs@kpitcummins.com>
2627 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2628 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2629 (print_operand): Handle resbank in %@ operand code.
2630 (sh_encode_section_info): New.
2631 (push_regs): Add conditions for resbank.
2632 (sh_expand_epilogue): Likewise.
2633 (sh_insert_attributes): Likewise.
2634 (sh_attribute_table): Likewise.
2635 (sh_handle_resbank_handler_attribute): New.
2636 (sh2a_handle_function_vector_handler_attribute): New.
2637 (sh2a_is_function_vector_call): New.
2638 (sh2a_get_function_vector_number): New.
2639 (sh2a_function_vector_p): New.
2640 (sh_cfun_resbank_handler_p): New.
2641 * config/sh/sh.md (calli): Emit jsr/n if possible.
2642 (calli_tbr_rel): New.
2643 (calli_pcrel): Emit jsr/n if possible.
2644 (return_i): Emit rts/n if possible.
2645 (call_valuei_tbr_rel): New.
2646 (call_valuei_pcrel): Add condition for SH2A target.
2647 (call_value): Likewise.
2648 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2649 (sh2a_get_function_vector_number): Likewise.
2650 (sh2a_is_function_vector_call): Likewise.
2651 * doc/extend.texi: Document TBR relative addressing of SH2A.
2652 (resbank): Add description for SH2A.
2654 2008-03-24 Richard Guenther <rguenther@suse.de>
2657 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2658 pointer assignments change conversions according to middle-end rules.
2659 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2660 * configure.ac: Include type checking in yes.
2661 * configure: Regenerate.
2663 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2665 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2666 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2668 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2670 * gthr-vxworks.h (UNUSED): Define.
2672 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2676 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2678 * doc/extend.texi (Function Attributes): Add missing comma in the
2679 example of the "alloc_size" attribute.
2681 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2684 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2686 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2689 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2692 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2693 of the underlying type of a MS bitfield layout to the natural
2694 alignment of the type.
2696 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2699 to their natural alignment to avoid store forwarding stalls.
2701 2008-03-22 Richard Guenther <rguenther@suse.de>
2703 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2704 For PHI nodes verify the address is invariant.
2705 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2706 (get_symbol_constant_value): Use is_gimple_min_invariant.
2707 (maybe_fold_stmt_indirect): Likewise.
2709 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2711 PR rtl-optimization/33927
2712 * Makefile.in (dse.o): Depend on $(TM_P_H).
2713 * expr.h (extract_low_bits): Declare.
2714 * expmed.c (extract_low_bits): New function.
2715 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2716 * dse.c: Include tm_p.h.
2717 (find_shift_sequence): Remove the read_reg argument and return the
2718 read value. Emit the instructions instead of returning them.
2719 Iterate on new_mode rather than calculating it each time.
2720 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2721 source to NEW_MODE and extract_low_bits to convert the shifted
2723 (replace_read): Allow the load and store to have different mode
2724 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2725 or extraction instructions before trying the replacement. Update
2726 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2728 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2730 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2731 to their natural alignment to avoid store forwarding stalls.
2733 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2736 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2737 encouraging but not allowing gprs for input;
2738 change the input constraint to !f#r.
2739 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2741 change the output constraint to !f#r.
2743 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2747 corresponding post-reload splitters.
2748 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2749 when x87 FP math is selected.
2750 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2751 New function prototype.
2752 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2753 unreachable function to ease macroization of insn patterns.
2755 2008-03-21 Martin Jambor <mjambor@suse.cz>
2757 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2758 reference dumps if ddr is NULL or dependence is unknown.
2760 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2762 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2763 unsigned extension into account.
2764 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2765 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2766 Do computations on a scratch register.
2768 2008-03-21 Richard Guenther <rguenther@suse.de>
2770 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2771 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2772 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2773 * tree-ssa-dom.c (record_equality): Likewise.
2774 * tree-inline.c (copy_body_r): Likewise.
2775 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2778 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2780 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2781 as 'delete_unused' argument.
2783 2008-03-20 Richard Guenther <rguenther@suse.de>
2785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2786 special casing of constant qualifiers.
2787 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2788 care about them in general.
2789 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2790 regardless of their type.
2791 (fold_stmt_r): Forcefully fold *& if we end up with that.
2793 2008-03-20 Paul Brook <paul@codesourcery.com>
2795 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2796 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2798 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2800 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2801 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2803 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2805 * common.opt (Wmudflap): New option.
2806 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2807 (mx_register_decls): Likewise.
2808 (mudflap_finish_file): Likewise.
2809 * doc/invoke.texi: Document -Wno-mudflap.
2811 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2813 * c-format.c (replace_format_name_to_system_name): New.
2815 (convert_format_name_to_system_name): New.
2816 (decode_format_attr): Add use of convert_format_name_to_system_name.
2817 (format_types_orig): Add gnu_ prefix to names.
2818 (check_format_info_main): Special treating of \0 escaped names for
2819 supporting multi-character format specifiers as I32, I64.
2820 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2821 (gnu_target_overrides_format_attributes): New.
2822 * c-format.h: Add structure target_ovr_attr to hold
2823 system specific formatter names.
2824 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2825 msformat-c.o file to c_target_objs and cxx_target_objs.
2826 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2827 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2828 (TARGET_N_FORMAT_TYPES): New.
2829 * config/i386/msformat-c.c: New.
2830 * config/i386/t-cygming: Add build rule for msformat-c.o.
2831 * doc/extend.texi: Add new format names gnu_* and ms_* and
2833 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2835 2008-03-20 Ira Rosen <irar@il.ibm.com>
2837 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2838 optimizations turned on under -O3.
2839 (ftree-vectorize): Add that the flag is turned on with -O3.
2841 2008-03-20 Ben Elliston <bje@au.ibm.com>
2843 * regmove.c (try_auto_increment): Fix spelling error in comment.
2844 * final.c (final_scan_insn): Likewise.
2846 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2849 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2850 allocator preferences for "y" and "r" class registers.
2851 ("*mov<mode>_internal"): Ditto.
2852 ("*movv2sf_internal_rex64"): Ditto.
2853 ("*movv2sf_internal"): Ditto.
2855 2008-03-19 Michael Matz <matz@suse.de>
2858 * calls.c (expand_call): Check overlap of arguments with call
2859 address for sibcalls.
2861 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2864 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2865 of the underlying type of a MS bitfield layout to the natural
2866 alignment of the type.
2868 2008-03-19 Jan Hubicka <jh@suse.cz>
2871 * toplev.c (decode_d_option): Handle all CPP flags.
2872 * tree-vrp.c: Update tree_pass descriptors.
2873 * regrename.c: Update tree_pass descriptors.
2874 * fwprop.c: Update tree_pass descriptors.
2875 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2876 * tree-into-ssa.c: Update tree_pass descriptors.
2877 * tree-dump.c: Update tree_pass descriptors.
2878 * tree-complex.c: Update tree_pass descriptors.
2879 * tree-dump.h: Update tree_pass descriptors.
2880 * see.c: Update tree_pass descriptors.
2881 * cgraphbuild.c: Update tree_pass descriptors.
2882 * tracer.c: Update tree_pass descriptors.
2883 * tree-loop-distribution.c: Update tree_pass descriptors.
2884 * cgraph.c: Update tree_pass descriptors.
2885 * postreload-gcse.c: Update tree_pass descriptors.
2886 * postreload.c: Update tree_pass descriptors.
2887 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2888 * tree-tailcall.c: Update tree_pass descriptors.
2889 * tree-pass.h (tree_opt_pass): Rename to ...
2890 (opt_pass) ... this one; add "type" field and remove letter field.
2891 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2892 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2893 all_lowering_passes): Update declaration.
2894 * ipa-cp.c: Update tree_pass descriptors.
2895 * final.c: Update tree_pass descriptors.
2896 * omp-low.c: Update tree_pass descriptors.
2897 * tree-ssa-dse.c: Update tree_pass descriptors.
2898 * ipa-reference.c: Update tree_pass descriptors.
2899 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2900 * auto-inc-dec.c: Update tree_pass descriptors.
2901 * reorg.c: Update tree_pass descriptors.
2902 * cgraphunit.c: Update tree_pass descriptors.
2903 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2904 * tree-ssa-ccp.c: Update tree_pass descriptors.
2905 * df-core.c: Update tree_pass descriptors.
2906 * mode-switching.c: Update tree_pass descriptors.
2907 * tree-nomudflap.c: Update tree_pass descriptors.
2908 * modulo-sched.c: Update tree_pass descriptors.
2909 * ipa-pure-const.c: Update tree_pass descriptors.
2910 * cse.c: Update tree_pass descriptors.
2911 * web.c: Update tree_pass descriptors.
2912 * tree-stdarg.c: Update tree_pass descriptors.
2913 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2914 * tree-ssa-dom.c: Update tree_pass descriptors.
2915 * tree-nrv.c: Update tree_pass descriptors.
2916 * tree-ssa-alias.c: Update tree_pass descriptors.
2917 * loop-init.c: Update tree_pass descriptors.
2918 * gimple-low.c: Update tree_pass descriptors.
2919 * ipa-inline.c: Update tree_pass descriptors.
2920 * tree-ssa-sink.c: Update tree_pass descriptors.
2921 * global.c: Update tree_pass descriptors.
2922 * ifcvt.c: Update tree_pass descriptors.
2923 * jump.c: Update tree_pass descriptors.
2924 * predict.c: Update tree_pass descriptors.
2925 * tree-ssa-loop.c: Update tree_pass descriptors.
2926 * recog.c: Update tree_pass descriptors.
2927 * dse.c: Update tree_pass descriptors.
2928 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2929 * tree-eh.c: Update tree_pass descriptors.
2930 * regmove.c: Update tree_pass descriptors.
2932 * function.c: Update tree_pass descriptors.
2933 * tree-vectorizer.c: Update tree_pass descriptors.
2934 * gcse.c: Update tree_pass descriptors.
2935 * ipa-type-escape.c: Update tree_pass descriptors.
2936 * tree-if-conv.c: Update tree_pass descriptors.
2937 * init-regs.c: Update tree_pass descriptors.
2938 * ipa.c: Update tree_pass descriptors.
2939 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2940 * rtl-factoring.c: Update tree_pass descriptors.
2941 * lower-subreg.c: Update tree_pass descriptors.
2942 * bt-load.c: Update tree_pass descriptors.
2943 * tree-dfa.c: Update tree_pass descriptors.
2944 * except.c: Update tree_pass descriptors.
2945 * emit-rtl.c: Update tree_pass descriptors.
2946 * cfgexpand.c: Update tree_pass descriptors.
2947 * tree-cfgcleanup.c: Update tree_pass descriptors.
2948 * cfgcleanup.c: Update tree_pass descriptors.
2949 * tree-ssa-pre.c: Update tree_pass descriptors.
2950 * tree-sra.c: Update tree_pass descriptors.
2951 * tree-mudflap.c: Update tree_pass descriptors.
2952 * tree-ssa-copy.c: Update tree_pass descriptors.
2953 * cfglayout.c: Update tree_pass descriptors.
2954 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2955 * tree-ssa-dce.c: Update tree_pass descriptors.
2956 * tree-ssa.c: Update tree_pass descriptors.
2957 * regclass.c: Update tree_pass descriptors.
2958 * integrate.c: Update tree_pass descriptors.
2959 * tree-optimize.c: Update tree_pass descriptors.
2960 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2961 * tree-object-size.c: Update tree_pass descriptors.
2962 * combine.c: Update tree_pass descriptors.
2963 * tree-outof-ssa.c: Update tree_pass descriptors.
2964 * bb-reorder.c: Update tree_pass descriptors.
2965 * stack-ptr-mod.c: Update tree_pass descriptors.
2966 * var-tracking.c: Update tree_pass descriptors.
2967 * tree-profile.c: Update tree_pass descriptors.
2968 * tree-vect-generic.c: Update tree_pass descriptors.
2969 * reg-stack.c: Update tree_pass descriptors.
2970 * sched-rgn.c: Update tree_pass descriptors.
2971 * tree-ssa-structalias.c: Update tree_pass descriptors.
2972 * tree-cfg.c: Update tree_pass descriptors.
2973 * passes.c (current_pass): Update declaration.
2974 (finish_optimization_passes): Update.
2975 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2976 (register_one_dump_file, register_dump_files_1, next_pass_1):
2978 (init_optimization_passes): Update handling of new types.
2979 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2980 * ipa-struct-reorg.c: Update tree_pass descriptors.
2981 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2982 * combine-stack-adj.c: Update tree_pass descriptors.
2983 * cfgrtl.c: Update tree_pass descriptors.
2984 * dce.c: Update tree_pass descriptors.
2985 * tree-ssanames.c: Update tree_pass descriptors.
2987 2008-03-19 Richard Guenther <rguenther@suse.de>
2990 * tree-ssa.c (walk_data): New structure.
2991 (warn_uninitialized_var): If not always_executed warn with "maybe"
2993 (execute_early_warn_uninitialized): Compute post-dominators.
2994 Initialize always_executed before processing each basic block.
2996 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2999 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3000 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3002 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3004 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3006 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3008 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3010 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3011 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3012 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3013 target after ignore has been set, and move there also the commputation
3014 of subtarget and original_target.
3015 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3016 (LANG_HOOKS_INITIALIZER): Remove it.
3017 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3019 2008-03-18 Richard Guenther <rguenther@suse.de>
3021 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3022 found an expression with constants, note that in the VN for the lhs.
3023 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3024 fold them to constants if possible. Run cleanup_cfg if done so.
3025 (execute_pre): Return todo.
3027 (execute_fre): Likewise.
3028 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3030 (get_prop_source_stmt): Look through pointer conversions.
3032 2008-03-18 Jan Hubicka <jh@suse.cz>
3034 * tree-pretty-print.c: Include predict.h.
3035 (dump_generic_node): Dump predictor.
3036 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3037 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3038 * gimple-low.c (lower_stmt): Likewise.
3039 * expr.c (expand_expr_real): Likewise.
3040 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3042 (build_predict_expr, build_predict_expr): New.
3043 * predict.h (predictor_name, build_predict_expr): Update.
3044 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3045 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3046 * predict.def (PRED_CONTINUE): Update hitrate.
3047 * tree.def (PREDICT_EXPR): Define.
3048 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3049 do not handle BIND_EXPR.
3050 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3051 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3052 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3055 2008-03-18 Michael Matz <matz@suse.de>
3057 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3059 2008-03-18 Richard Guenther <rguenther@suse.de>
3061 * tree-gimple.h (is_gimple_invariant_address): Declare.
3062 (is_gimple_constant): Likewise.
3063 * tree-gimple.c (is_gimple_constant): New function.
3064 (is_gimple_invariant_address): Likewise.
3065 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3066 and is_gimple_invariant_address.
3067 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3069 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3070 an addressable base.
3072 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3075 * gimplify.c (gimplify_expr): Gimplify second operand of
3078 2008-03-17 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/19637
3081 * fold-const.c (fold_unary): Remove restrictions of removing
3082 intermediate pointer-conversions (P2)(P1)P0.
3083 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3084 conversion to void pointer.
3085 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3087 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3090 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3091 emulated thread local variables.
3093 2008-03-16 Richard Guenther <rguenther@suse.de>
3096 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3097 expand TREE_INVARIANT operations that are not gimple invariant.
3099 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3101 * doc/extend.texi (Alignment): Say that the ABI controls
3102 the __alignof__ for non-strict-alignment targets rather
3103 than being a recommendation.
3105 2008-03-15 Paul Brook <paul@codesourcery.com>
3107 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3109 (arm_output_fn_unwind): Mark functions that can not be unwound.
3111 2008-03-15 Paul Brook <paul@codesourcery.com>
3113 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3114 extension instructions.
3116 2008-03-15 Richard Guenther <rguenther@suse.de>
3118 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3119 and fold constant aggregate refs.
3120 (fold_const_aggregate_ref): Handle string constants
3121 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3122 (evaluate_stmt): Simplify now that ccp_fold folds constant
3125 2008-03-15 Paul Brook <paul@codesourcery.com>
3127 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3128 (extzv): Use gen_extzv_t2.
3129 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3131 2008-03-15 Richard Guenther <rguenther@suse.de>
3133 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3134 (fold_const_aggregate_ref): Likewise.
3135 (get_value): Return NULL if we don't have any values.
3136 (ccp_finalize): Set const_val to NULL after freeing it.
3137 * tree-flow.h (get_symbol_constant_value): Declare.
3138 (fold_const_aggregate_ref): Likewise.
3139 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3141 2008-03-15 Richard Guenther <rguenther@suse.de>
3144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3145 to not produce negative array indices if not allowed. Add
3146 parameter to indicate that.
3147 (maybe_fold_offset_to_component_ref): Allow negative array
3148 indices only for the first member of a structure.
3149 (maybe_fold_offset_to_reference): Allow negative array indices.
3150 (maybe_fold_stmt_addition): Likewise.
3152 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3153 Anatoly Sokolov <aesok@post.ru>
3155 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3156 (avr_arch): Add ARCH_AVR6.
3157 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3158 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3159 instead of fixed value 2.
3160 (print_operand_address): Use gs() asm specifier instead of pm().
3161 (avr_assemble_integer): (Ditto.).
3162 (avr_output_addr_vec_elt): (Ditto.).
3163 (print_operand): Handle "!" code.
3164 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3165 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3166 (AVR_HAVE_EIJMP_EICALL): Define.
3167 (AVR_3_BYTE_PC): Redefine.
3168 (AVR_2_BYTE_PC): (Ditto.).
3169 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3170 (LINK_SPEC): Add atmega2560 and atmega2561.
3171 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3173 * config/avr/avr.md (call_insn): Use eicall instead of icall
3174 for 3 byte PC devices.
3175 (call_value_insn): (Ditto.).
3176 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3177 (indirect_jump): Use only for for 2 byte PC devices.
3178 (*tablejump): (Ditto.).
3179 (*indirect_jump_avr6): Add insn.
3180 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3181 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3182 instead of ijmp for 3 byte PC devices.
3183 (__tablejump2__): (Ditto.).
3184 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3185 (MULITLIB_DIRNAMES): (Ditto.).
3186 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3188 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3190 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3191 "sse2_umulsidi3". Use V1DI mode for operand 0.
3192 ("mmx_psadbw"): Use V1DI mode for operand 0.
3193 * config/i386/i386-modes.def (V1SI): New vector mode.
3194 * config/i386/i386.c (struct builtin_description)
3195 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3196 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3197 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3198 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3199 v1di_ftype_v8qi_v8qi type.
3200 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3202 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3203 __builtin_ia32_pmuludq]: Fix the mode of return value.
3205 2008-03-15 Richard Guenther <rguenther@suse.de>
3208 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3211 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3213 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3214 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3215 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3216 unless TARGET_SERIALIZE_VOLATILE is enabled.
3217 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3218 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3219 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3221 2008-03-14 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/34172
3224 * tree-flow.h (refs_may_alias_p): Declare.
3225 (get_single_def_stmt): Likewise.
3226 (get_single_def_stmt_from_phi): Likewise.
3227 (get_single_def_stmt_with_phi): Likewise.
3228 * tree-dfa.c (refs_may_alias_p): New function.
3229 (get_single_def_stmt): Likewise.
3230 (get_single_def_stmt_from_phi): Likewise.
3231 (get_single_def_stmt_with_phi): Likewise.
3232 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3233 (vn_reference_lookup_1): New helper function.
3234 (vn_reference_lookup): Walk the virtual use-def chain to
3235 continue searching for a match if the def does not alias the
3236 reference we are looking for.
3238 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3240 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3241 archive and Perzl. Update The Written Word listing.
3243 2008-03-14 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/34043
3246 PR tree-optimization/33989
3247 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3249 (bitmap_find_leader): Use extra argument to verify dominance
3250 relationship inside a basic-block.
3251 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3252 (find_leader_in_sets): Adjust.
3253 (create_component_ref_by_pieces): Take extra argument for
3254 dominance check, handle lookup failures.
3255 (find_or_generate_expression): Likewise.
3256 (create_expression_by_pieces): Likewise.
3257 (insert_into_preds_of_block): Adjust.
3258 (create_value_expr_from): If asked for, verify all operands
3259 are in the blocks AVAIL_OUT set.
3260 (make_values_for_stmt): Check for SSA_NAMEs that are life
3261 over an abnormal edge.
3262 (compute_avail): Remove such check.
3263 (do_SCCVN_insertion): New function.
3264 (eliminate): If we do not find a leader suitable for replacement
3265 insert a replacement expression from SCCVN if available.
3266 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3267 (struct vn_ssa_aux): Add needs_insertion flag.
3268 * tree-ssa-sccvn.c (may_insert): New global flag.
3269 (copy_reference_ops_from_ref): Value-number union member access
3270 based on its size, not type and member if insertion is allowed.
3271 (visit_reference_op_load): For a weak match from union type
3272 punning lookup a view-converted value and insert a SSA_NAME
3273 for that value if that is not found.
3274 (visit_use): Make dumps shorter. Do not disallow value numbering
3275 SSA_NAMEs that are life over an abnormal edge to constants.
3276 (free_scc_vn): Release inserted SSA_NAMEs.
3277 (run_scc_vn): New flag to specify whether insertion is allowed.
3278 Process SSA_NAMEs in forward order.
3279 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3280 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3281 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3282 pointer type to/from integral types that do not change the
3283 precision to regular conversions.
3285 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3287 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3288 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3289 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3290 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3291 input arguments and the mode of return value. Built-in functions
3292 that operate on whole 64-bit MMX register now use V1DI mode.
3294 2008-03-13 Alon Dayan <alond@il.ibm.com>
3295 Olga Golovanevsky <olga@il.ibm.com>
3297 PR tree-optimization/35041
3298 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3299 to locate the right position in a statement.
3301 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/xmmintrin.h: Change all static inline functions to
3306 extern inline and add __gnu_inline__ attribute.
3307 * config/i386/bmintrin.h: Ditto.
3308 * config/i386/smmintrin.h: Ditto.
3309 * config/i386/tmmintrin.h: Ditto.
3310 * config/i386/mmintrin-common.h: Ditto.
3311 * config/i386/ammintrin.h: Ditto.
3312 * config/i386/emmintrin.h: Ditto.
3313 * config/i386/pmmintrin.h: Ditto.
3314 * config/i386/mmintrin.h: Ditto.
3315 * config/i386/mm3dnow.h: Ditto.
3317 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3320 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3321 (lower_omp_2): New function.
3322 (lower_omp_1, lower_omp): Rewritten.
3324 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3327 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3328 with the phrase "Microsoft Windows compilers".
3329 (Push/Pop Macro Pragmas): New subsection. Document
3330 #pragma push_macro and pragma pop_macro.
3332 2008-03-12 Paul Brook <paul@codesourcery.com>
3334 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3336 2008-03-12 Paul Brook <paul@codesourcery.com>
3338 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3339 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3340 (thumb2_addsi_shortim): Rename ...
3341 (thumb2_addsi_short): ... to this. Allow register operands.
3342 (thumb2_subsi_short): New pattern.
3343 (thumb2_one_cmplsi2_short,
3344 thumb2_negsi2_short): New patterns and peepholes.
3346 2008-03-12 Paul Brook <paul@codesourcery.com>
3348 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3350 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3352 * config/i386/i386.md (int_cond): New code iterator.
3354 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3355 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3356 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3357 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3358 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3359 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3360 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3361 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3363 2008-03-12 Paul Brook <paul@codesourcery.com>
3365 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3366 instead of {arm,thumb}_compute_save_reg_mask.
3367 (output_return_instruction): Ditto.
3368 (thumb_unexpanded_epilogue): Ditto.
3369 (thumb1_expand_prologue): Ditto.
3370 (thumb1_output_function_prologue): Ditto.
3371 (arm_set_return_address): Ditto.
3372 (thumb_set_return_address): Ditto.
3373 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3374 regs to achieve stack alignment.
3375 (thumb1_compute_save_reg_mask): Fix compiler warning.
3376 (arm_output_epilogue): Use offsets->saved_regs_mask.
3377 Adjust stack pointer by poping call clobered registers.
3378 (arm_expand_prologue): Use offsets->saved_regs_mask.
3379 Adjust stack pointer by pushing extra registers.
3380 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3382 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3385 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3386 conversion to the operands of a multiplication.
3388 2008-03-12 Richard Guenther <rguenther@suse.de>
3390 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3391 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3392 * timevar.def (TV_TREE_PHIPROP): Add.
3393 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3394 pass description. Use TV_TREE_PHIPROP.
3395 * tree-ssa-forwprop.c: Remove phiprop code.
3397 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3400 * omp-low.c (maybe_lookup_decl): Constify first argument.
3401 (use_pointer_for_field): Change last argument from bool to
3402 omp_context *. Disallow shared copy-in/out in nested
3403 parallel if decl is shared in outer parallel too.
3404 (build_outer_var_ref, scan_sharing_clauses,
3405 lower_rec_input_clauses, lower_copyprivate_clauses,
3406 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3408 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3409 Ira Rosen <irar@il.ibm.com>
3411 * tree-vectorizer.c (free_stmt_vec_info): New function.
3412 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3413 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3414 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3415 * tree-vect-transform.c (vectorizable_conversion): Free
3416 vec_oprnds0 if it was allocated.
3417 (vect_permute_store_chain): Remove unused VECs.
3418 (vectorizable_store): Free VECs that are allocated in the..
3420 (vect_transform_strided_load, vectorizable_load): Likewise.
3421 (vect_remove_stores): Simplify the code.
3422 (vect_transform_loop): Move code to vect_remove_stores().
3423 Call vect_remove_stores() and free_stmt_vec_info().
3425 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3427 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3428 TARGET_HPUX. Revise comment.
3429 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3430 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3431 Use sr4 variant of `be' instruction when not generating PIC code.
3432 (attr_length_call): Adjust for above change.
3434 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3436 * ipa-reference.c (static_execute): Remove module_statics_const and
3437 associated setting code.
3439 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3442 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3443 predicate for operand 1.
3444 (paritysi2_cmp): Use register_operand predicate for operand 2.
3445 Use earlyclobber modifier for operand 1. Remove support for
3447 (paritydi2_cmp): Use register_operand predicate for operand 3.
3448 Use earlyclobber modifier for operand 1. Remove support for
3451 2008-03-11 Paul Brook <paul@codesourcery.com>
3452 Vladimir Prus <vladimir@codesourcery.com>
3454 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3455 (arm_compute_save_reg0_reg12_mask): Always
3456 check if register 11 must be saved. Always safe hard frame pointer
3457 when frame_pointer_needeed.
3458 (arm_compute_save_reg_mask): Save IP and PC
3459 only with apcs frames.
3460 (arm_output_epilogue): Adjust Thumb2 codepath to
3461 be also invoked and work for ARM non-apcs frames.
3462 (arm_expand_prologue): Don't bother saving IP
3463 for non-apcs frame, since it's not clobbered by
3464 prologue code. Implement non-apcs frame
3467 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3469 PR rtl-optimization/35281
3470 * expr.c (convert_move): Use a new pseudo for the intermediate
3471 from_mode->word_mode result.
3473 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3475 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3476 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3477 * toplev.c (compile_file): Don't call it.
3479 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3482 * expr.c (store_expr): Call emit_block_move if the mode
3483 of "temp" RTX is BLKmode.
3485 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3486 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/31358
3489 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3490 the step with a NULL_TREE.
3491 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3492 to sizetype if type is a pointer type.
3493 (add_candidate_1): Don't convert the base and step to
3494 the generic type if the orginal type is a pointer type.
3495 (add_iv_value_candidates): Use sizetype for the step
3496 if type is a pointer type.
3497 (cand_value_at): Likewise.
3498 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3500 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3501 Don't convert the tem affine to the type.
3502 (add_elt_to_tree): Use sizetype for the step if a pointer.
3503 Use POINTER_PLUS_EXPR for pointers.
3504 (aff_combination_to_tree): Use sizetype for the step if a
3507 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3509 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3510 Remove commutativity hint.
3512 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3516 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3517 errorneous type. Check that v is a VAR_DECL.
3520 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3522 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3524 PR tree-optimization/35494
3525 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3526 may be overriden at link and run time.
3528 2008-03-10 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/34677
3531 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3532 (poolify_tree): Likewise.
3533 (modify_expr_template): Likewise.
3534 (poolify_modify_stmt): Likewise.
3535 (insert_fake_stores): Handle all component-ref style stores
3536 in addition to INDIRECT_REF. Also handle complex types.
3537 Do not poolify the inserted load.
3538 (realify_fake_stores): Do not rebuild the tree but only
3539 make it a SSA_NAME copy.
3540 (init_pre): Remove initialzation of modify_expr_template.
3541 Do not allocate modify_expr_node_pool.
3542 (fini_pre): Do not free modify_expr_node_pool.
3544 2008-03-10 Paul Brook <paul@codesourcery.com>
3546 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3549 2008-03-10 Paul Brook <paul@codesourcery.com>
3550 Mark Shinwell <shinwell@codesourcery.com>
3552 * config/arm/cortex-r4.md: New.
3553 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3555 * config/arm/arm.md: Include cortex-r4.md.
3556 (insn): Add smmls, sdiv and udiv values.
3557 (generic_sched): Don't use generic scheduling for Cortex-R4.
3558 (arm_issue_rate): New function.
3559 (TARGET_SCHED_ISSUE_RATE): Define.
3561 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3563 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3565 2008-03-10 Richard Guenther <rguenther@suse.de>
3567 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3568 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3570 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3572 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3573 Set default to true.
3575 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3577 * c.opt (Wsynth): Deprecate.
3578 * doc/invoke.texi (Option Summary, Warning Options): Document
3579 -Wno-format-contains-nul.
3581 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3584 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3585 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3587 2008-03-09 Ira Rosen <irar@il.ibm.com>
3589 * config/rs6000/rs6000.c (builtin_description): Rename vector
3590 left shift operations.
3591 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3592 (altivec_vsl<VI_char>): Rename to ...
3593 (ashl<mode>3): ... new name.
3594 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3596 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3598 2008-03-08 Richard Guenther <rguenther@suse.de>
3600 * coverage.h (tree_coverage_counter_addr): Declare.
3601 * coverage.c (tree_coverage_counter_addr): New function.
3602 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3604 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3605 (tree_gen_one_value_profiler): Likewise.
3606 (tree_gen_ic_profiler): Likewise.
3607 (tree_gen_average_profiler): Likewise.
3608 (tree_gen_ior_profiler): Likewise.
3610 2008-03-08 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3613 (vn_binary_op_insert): Likewise.
3614 (vn_unary_op_lookup): Likewise.
3615 (vn_unary_op_insert): Likewise.
3616 (vn_nary_op_lookup): Declare.
3617 (vn_nary_op_insert): Likewise.
3618 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3619 and binary hashes, use a single obstack for unary_op_pool
3621 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3622 a single struct vn_nary_op_s. Store tree code length and
3623 a variable number of operands.
3624 (struct vn_reference_op_struct): Remove unused op2.
3625 (vn_reference_op_eq): Do not compare op2.
3626 (vn_reference_op_compute_hash): Do not compute hash of op2.
3627 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3628 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3629 with vn_nary_op_compute_hash.
3630 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3631 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3633 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3635 (visit_unary_op): Call nary functions.
3636 (visit_binary_op): Likewise.
3637 (process_scc): Adjust for struct vn_tables_s changes.
3638 (allocate_vn_table): Likewise.
3639 (free_vn_table): Likewise.
3640 * tree-vn.c (vn_add): Call nary functions.
3641 (vn_lookup): Likewise.
3643 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3646 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3647 wdst back after sync_compare_and_swapqhi_internal.
3649 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3652 * config/i386/i386-modes.def (V1DI): New vector mode.
3653 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3654 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3655 (MMXMODE248): Ditto.
3656 (MMXMODE): Add V1DI mode.
3657 (mmxvecsize): Change DI mode to V1DI mode.
3658 ("mov<mode>): Use MMXMODEI8 mode iterator.
3659 ("*mov<mode>_internal_rex64"): Ditto.
3660 ("*mov<mode>_internal"): Ditto.
3661 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3662 ("mmx_sub<mode>3"): Ditto.
3663 ("mmx_adddi3"): Remove insn pattern.
3664 ("mmx_subdi3"): Ditto.
3665 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3666 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3667 ("mmx_ashl<mode>3"): Ditto.
3668 ("mmx_lshrdi3"): Remove insn pattern.
3669 ("mmx_ashldi3"): Ditto.
3670 * config/i386/i386.c (classify_argument): Handle V1DImode.
3671 (function_arg_advance_32): Ditto.
3672 (function_arg_32): Ditto.
3673 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3674 mmx_addv1di3 insn pattern.
3675 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3676 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3677 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3678 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3679 Remove definitions of built-in functions.
3680 (V1DI_type_node): New node.
3681 (v1di_ftype_v1di_int): Ditto.
3682 (v1di_ftype_v1di_v1di): Ditto.
3683 (v2si_ftype_v2si_si): Ditto.
3684 (v4hi_ftype_v4hi_di): Remove node.
3685 (v2si_ftype_v2si_di): Ditto.
3686 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3687 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3688 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3689 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3690 Add new builtins using def_builtin_const.
3691 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3692 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3693 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3694 * config/i386/mmintrin.h (__v1di): New typedef.
3695 (_mm_add_si64): Cast arguments to __v1di type.
3696 (_mm_sub_si64): Ditto.
3697 (_mm_sll_pi16): Cast __count to __v4hi type.
3698 (_mm_sll_pi32): Cast __count to __v2si type.
3699 (_mm_sll_si64): Cast arguments to __v1di type.
3700 (_mm_srl_pi16): Cast __count to __v4hi type.
3701 (_mm_srl_pi32): Cast __count to __v2si type.
3702 (_mm_srl_si64): Cast arguments to __v1di type.
3703 (_mm_sra_pi16): Cast __count to __v4hi type.
3704 (_mm_sra_pi32): Cast __count to __v2si type.
3705 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3706 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3707 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3708 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3709 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3710 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3711 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3712 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3713 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3714 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3715 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3716 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3718 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3720 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3722 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3725 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3726 reg+const addressing for Altivec modes. Don't generate reg+reg
3727 addressing for TFmode or TDmode quantities.
3729 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3731 * c-common.c (vector_types_convertible_p): Call langhook
3732 instead of comptypes.
3734 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3737 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3738 integral and scalar float variables which have a
3741 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3743 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3744 dwarf_register_span hook when emitting unwind information for
3745 register-to-memory saves.
3746 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3747 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3749 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3751 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3752 for the same VAR_DECL.
3754 2008-03-06 Tom Tromey <tromey@redhat.com>
3757 * doc/standards.texi (Standards): Don't mention treelang.
3758 * doc/invoke.texi (Overall Options): Don't mention treelang.
3759 * doc/install.texi (Prerequisites): Don't mention bison or
3761 (Configuration): Don't mention treelang.
3762 (Building): Likewise.
3763 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3765 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3767 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3768 word-extractions out of a multi-word object.
3770 2008-03-06 Richard Guenther <rguenther@suse.de>
3772 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3773 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3774 result type and precision.
3775 * expr.c (get_inner_reference): Set unsignedp based on the result
3776 type of BIT_FIELD_REF.
3777 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3778 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3779 (try_instantiate_multiple_fields): Likewise. Use the correct type
3781 (sra_build_assignment): Likewise.
3782 (sra_build_elt_assignment): Likewise.
3783 (sra_explode_bitfield_assignment): Likewise.
3784 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3785 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3786 set BIT_FIELD_REF_UNSIGNED.
3787 (vectorizable_load): Likewise.
3789 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3791 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3794 2008-03-06 Richard Guenther <rguenther@suse.de>
3796 * alias.c (struct alias_set_entry): Move has_zero_child field
3797 to pack with alias_set.
3799 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3801 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3804 2008-03-05 Ian Lance Taylor <iant@google.com>
3806 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3808 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3810 * fwprop.c (update_df): Support width and offset parameters of
3812 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3813 global_conflicts): Change DF_REF_EXTRACT to either
3814 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3815 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3816 * df-scan.c (df_ref_record, df_defs_record,
3817 df_ref_create_structure, df_def_record_1, df_uses_record,
3818 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3819 df_bb_refs_collect, df_entry_block_defs_collect,
3820 df_exit_block_uses_collect): Support new width and offset fields.
3821 (ref_extract_pool): New storage pool.
3822 (df_free_ref): New function.
3823 (df_reg_chain_unlink, df_free_collection_rec,
3824 df_sort_and_compress_refs): Call df_free_ref.
3825 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3827 (df_ref_create_structure): Allocate df_ref_extract if offset and
3828 width fields are used.
3829 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3830 (df_uses_record): Get offset and width from ZERO_EXTRACT
3832 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3833 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3834 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3835 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3836 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3837 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3838 (df_ref_extract): New structure.
3839 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3840 (df_ref_create): Add width and offset parameters.
3842 2008-03-05 Richard Guenther <rguenther@suse.de>
3844 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3845 Use ranges_overlap_p.
3846 (offset_overlaps_with_access): Rename
3847 to ranges_overlap_p and move ...
3848 * tree-flow-inline.h (ranges_overlap_p): ... here.
3850 * tree.h (get_inner_reference, handled_component_p): Update
3853 * tree.h (record_component_aliases, get_alias_set,
3854 alias_sets_conflict_p, alias_sets_must_conflict_p,
3855 objects_must_conflict_p): Move declarations ...
3856 * alias.h (record_component_aliases, get_alias_set,
3857 alias_sets_conflict_p, alias_sets_must_conflict_p,
3858 objects_must_conflict_p): ... here.
3859 Include coretypes.h.
3860 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3862 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3864 * cfg.c: Include tree-flow.h.
3865 (remove_edge_raw): Call redirect_edge_var_map_clear.
3866 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3867 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3868 (redirect_edge_var_map_result): New.
3869 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3870 PENDING_STMT use with redirect_edge_var_map_*.
3871 * tree-ssa.c (edge_var_maps): New definition.
3872 (redirect_edge_var_map_add): New.
3873 (redirect_edge_var_map_clear): New.
3874 (redirect_edge_var_map_dup): New.
3875 (redirect_edge_var_map_vector): New.
3876 (redirect_edge_var_map_destroy): New.
3877 (ssa_redirect_edge): Replace PENDING_STMT use with
3878 redirect_edge_var_map_*.
3879 (flush_pending_stmts): Same.
3880 (delete_tree_ssa): Destroy edge var map.
3881 * tree-flow.h (struct _edge_var_map): New.
3882 Define edge_var_map vector type.
3883 Declare redirect_edge_var_map_* prototypes.
3884 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3885 * tree-cfg.c (reinstall_phi_args): Replace
3886 PENDING_STMT use with redirect_edge_var_map_*.
3888 2008-03-05 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/35472
3891 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3892 whose single use_stmt has a overlapping set of loaded and
3893 stored symbols as that use_stmt might be a noop assignment then.
3895 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3897 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3899 2008-03-05 Richard Guenther <rguenther@suse.de>
3902 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3903 should be constants.
3904 * tree-cfg.c (verify_expr): Verify it.
3905 * fold-const.c (fold_truthop): Remove code generating
3906 BIT_FIELD_REFs of structure bases.
3907 (fold_binary): Likewise.
3908 (fold_ternary): Position and size of BIT_FIELD_REFs are
3909 always host integers.
3910 (make_bit_field_ref): Remove.
3911 (optimize_bit_field_compare): Remove.
3912 (all_ones_mask_p): Remove.
3914 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3917 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3918 (split_block_and_df_analyze): New. Split basic block and rebuild
3920 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3922 (split_pattern_seq): Likewise.
3923 (erase_matching_seqs): Likewise.
3924 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3926 2008-03-04 Geoff Keating <geoffk@apple.com>
3928 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3929 declaration and code.
3930 (tree_invalid_nonnegative_warnv_p): Likewise.
3932 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3934 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3935 examples. Truncate option-names then causing overfull hbox.
3937 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3940 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3942 * configure: Rebuilt.
3944 2008-03-04 Rafael Espindola <espindola@google.com>
3946 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3947 (tree_unary_nonnegative_warnv_p): New.
3948 (tree_binary_nonnegative_warnv_p): New.
3949 (tree_single_nonnegative_warnv_p): New.
3950 (tree_invalid_nonnegative_warnv_p): New.
3951 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3953 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3956 * opts.c (handle_option): Postpone 'unknown option' errors only for
3959 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3965 2008-03-04 Rafael Espindola <espindola@google.com>
3967 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3968 (tree_binary_nonzero_warnv_p): New.
3969 (tree_single_nonzero_warnv_p): New.
3970 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3972 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3975 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3976 transformations for modes that have signed zeros.
3977 * ifcvt.c (noce_try_abs): Ditto.
3979 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3981 * config/i386/i386.c (override_options): Force
3982 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3984 2008-03-04 Jan Hubicka <jh@suse.cz>
3987 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3990 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3992 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3993 label to probe the stack.
3995 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3997 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3998 (__gthr_win32_mutex_destroy): Declare.
3999 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4000 __gthr_win32_mutex_destroy.
4001 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4003 2008-03-03 Jan Hubicka <jh@suse.cz>
4006 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4007 aggressive on inlining cold calls.
4009 2008-03-03 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4012 struct copies into the expression table.
4013 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4014 (try_to_simplify): Likewise.
4015 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4016 integral and pointer arguments which do not change the
4017 precision to NOP_EXPRs.
4018 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4019 VIEW_CONVERT_EXPR case.
4021 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4023 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4024 defined in a loop at depth 0 is invariant.
4025 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4026 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4027 be called at loop depth 0.
4029 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4032 * gcc.c (process_command): Update copyright notice dates.
4033 * gcov.c (print_version): Likewise.
4034 * gcov-dump.c (print_version): Likewise.
4035 * mips-tfile.c (main): Likewise.
4036 * mips-tdump.c (main): Likewise.
4038 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4041 * c-common.c (flag_permissive): Delete.
4042 (constant_expression_warnings): Check flags first.
4043 (constant_expression_error): New.
4044 * c-common.h (flag_permissive): Delete.
4045 (constant_expression_error): Declare.
4046 * flags.h (flag_permissive): Declare. Update description.
4047 * diagnostic.c (pedwarn): Update.
4049 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4050 (permissive_error_kind): New.
4051 * toplev.c (flag_permissive): Define. Update description.
4052 * toplev.h (permissive_error_kind): Declare.
4053 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4054 (pedwarn_c90): Use pedantic_warning_kind.
4055 * c-opts.c (c_common_post_options): flag_permissive does not affect
4056 flag_pedantic_errors.
4058 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4060 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4061 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4062 __absvsi2, __absvDI2): Use unsigned arithmetic.
4064 2008-03-02 Andi Kleen <ak@suse.de>
4065 Richard Guenther <rguenther@suse.de>
4067 * struct-equiv.c: Remove file.
4068 * cfg_cleanup.c (condjump_equiv_p): Remove.
4069 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4070 (struct-equiv.o): Remove rule.
4071 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4072 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4073 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4075 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4077 * ifcvt.c (noce_process_if_block): Try to handle only the then
4078 block if the else block exists but isn't suitable.
4080 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4083 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4084 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4085 regression from previous patch.
4087 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4090 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4092 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4093 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4094 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4095 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4096 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4097 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4098 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4099 (__gthread_mutex_destroy_function): Rename to
4100 __gthread_mutex_destroy.
4101 * gthr-dce.h (__gthread_mutex_destroy): Call
4102 pthread_mutex_destroy.
4103 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4104 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4105 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4107 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4109 * df-scan.c (df_ref_chain_change_bb): Simplify.
4110 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4111 set_block_for_insn if there's any change.
4112 * df.h ((df_insn_change_bb): Fix prototype.
4113 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4114 df_insn_change_bb, don't call set_block_for_insn.
4115 * emit-rtl.c (reorder_insns): Likewise.
4116 * haifa-sched.c (move_insn): Likewise.
4118 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4120 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4122 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4124 * tree-flow-inline.h (next_readonly_imm_use): Return
4125 NULL_USE_OPERAND_P after the end.
4127 2008-03-01 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/35411
4130 * tree-sra.c (sra_build_assignment): Split conversion to
4131 final type to a separate statement if we are not assigning
4134 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4136 * fold-const.c (fold_convertible_p): Correct the logic to follow
4137 that in fold_convert().
4139 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4142 * tree-inline.c (build_duplicate_type): When we make a
4143 duplicate type, make it unique in the canonical types system.
4145 2008-02-29 Tom Tromey <tromey@redhat.com>
4147 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4148 input_file_stack_history, input_file_stack_restored): Remove.
4149 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4150 * input.h (struct file_stack): Remove.
4151 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4152 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4154 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4156 (diagnostic_last_module_changed): Add 'map' argument.
4157 (diagnostic_set_last_function): Likewise.
4158 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4159 line map, not input_file_stack.
4160 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4162 2008-02-29 Paul Brook <paul@codesourcery.com>
4164 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4166 2008-02-29 Paul Brook <paul@codesourcery.com>
4168 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4170 2008-02-29 Richard Guenther <rguenther@suse.de>
4172 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4174 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4175 value for comparing for a store match.
4176 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4177 (try_to_simplify): Do not do a full-blown reference lookup.
4179 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4182 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4184 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4186 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4188 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4189 strides against cache sizes.
4191 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4193 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4196 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4198 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4199 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4200 is smaller than the original promoted value.
4201 (simplify_subreg): If OP is a SUBREG, try to preserve its
4202 SUBREG_PROMOTED_VAR_P information.
4204 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4206 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4207 (VN_INFO_GET): Allocate new objects on the obstack.
4208 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4209 for rpo_numbers_temp, for consistency.
4210 (free_scc_vn): Free the obstack.
4212 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4214 * doc/invoke.texi: Document -ftree-loop-distribution.
4215 * tree-loop-distribution.c: New.
4216 * tree-pass.h (pass_loop_distribution): New.
4217 * graphds.h (struct graph): Add htab_t indices.
4218 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4219 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4220 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4221 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4222 * tree-data-ref.c (debug_data_dependence_relations): New.
4223 (dump_data_dependence_relation): Also print data references.
4224 (free_data_ref): Extern.
4225 (same_access_functions): Moved...
4226 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4227 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4228 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4229 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4230 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4231 (stmts_from_loop): Skip LABEL_EXPR.
4232 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4234 (build_rdg): Initialize rdg->indices htab.
4235 (free_rdg, stores_from_loop, ref_base_address,
4236 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4237 have_similar_memory_accesses_1, ref_base_address_1,
4238 remove_similar_memory_refs): New.
4239 * tree-data-ref.h: Depend on tree-chrec.h.
4240 (debug_data_dependence_relations, free_data_ref): Declared.
4241 (same_access_functions): ... here.
4242 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4244 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4245 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4246 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4247 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4248 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4249 rdg_vertex_for_stmt): Declared.
4250 (struct rdg_edge): Add level.
4252 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4253 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4255 (rdg_has_similar_memory_accesses): New.
4256 * tree-vect-analyze.c: Remove unused static decls.
4257 * lambda.h (dependence_level): New.
4258 * common.opt (ftree-loop-distribution): New.
4259 * tree-flow.h (mark_virtual_ops_in_bb,
4260 slpeel_tree_duplicate_loop_to_edge_cfg,
4261 rename_variables_in_loop): Declared.
4262 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4263 (OBJS-common): Add tree-loop-distribution.o.
4264 (tree-loop-distribution.o): New rule.
4265 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4266 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4267 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4269 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4272 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4273 other than structures and unions.
4275 2008-02-28 Richard Guenther <rguenther@suse.de>
4278 2008-02-26 Richard Guenther <rguenther@suse.de>
4280 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4281 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4282 (lookup_decl_from_uid): Declare.
4283 (remove_decl_from_map): Likewise.
4284 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4285 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4286 (decl_for_uid_map): New global hashtable mapping DECL_UID
4288 (init_ttree): Allocate it.
4289 (insert_decl_to_uid_decl_map): New helper function.
4290 (make_node_stat): Insert new decls into the map.
4291 (copy_node_stat): Likewise.
4292 (lookup_decl_from_uid): New function.
4293 (remove_decl_from_map): Likewise.
4294 (print_decl_for_uid_map_statistics): New helper.
4295 (dump_tree_statistics): Call it.
4297 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4298 (referenced_var_iterator): Adjust.
4299 (FOR_EACH_REFERENCED_VAR): Adjust.
4300 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4301 (num_referenced_vars): Adjust.
4302 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4303 (first_referenced_var): Remove.
4304 (end_referenced_vars_p): Likewise.
4305 (next_referenced_var): Likewise.
4306 (referenced_var_iterator_set): New helper function.
4307 * tree-dfa.c (referenced_var_lookup): Adjust.
4308 (referenced_var_check_and_insert): Likewise.
4309 (remove_referenced_var): Likewise.
4310 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4312 (verify_call_clobbering): Likewise.
4313 (verify_memory_partitions): Likewise.
4314 (init_tree_ssa): Allocate bitmap instead of hashtable for
4316 (delete_tree_ssa): Adjust.
4317 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4319 (compute_tag_properties): Likewise.
4320 (set_initial_properties): Likewise.
4321 (find_partition_for): Likewise.
4322 (update_reference_counts): Likewise.
4323 (dump_may_aliases_for): Likewise.
4324 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4325 (add_call_clobber_ops): Likewise.
4326 (add_call_read_ops): Likewise.
4327 (get_asm_expr_operands): Likewise.
4328 * tree-into-ssa.c (dump_decl_set): Likewise.
4329 (update_ssa): Likewise.
4330 * tree-sra.c (scan_function): Likewise.
4331 (decide_instantiations): Likewise.
4332 (scalarize_parms): Likewise.
4333 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4334 (dsa_named_for): Likewise.
4335 * tree-ssa-structalias.c (update_alias_info): Likewise.
4336 (merge_smts_into): Likewise.
4338 2008-02-27 David Daney <ddaney@avtrex.com>
4341 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4342 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4343 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4344 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4345 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4347 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4350 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4351 (BUILT_IN_NEXTTOWARD): Remove.
4352 (BUILT_IN_NEXTTOWARDF): Ditto.
4353 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4354 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4356 2008-02-27 Tom Tromey <tromey@redhat.com>
4358 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4359 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4361 2008-02-27 Jan Beulich <jbeulich@novell.com>
4363 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4364 update the respective field on newdecl.
4366 2008-02-27 Revital Eres <eres@il.ibm.com>
4368 PR rtl-optimization/34999
4369 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4370 crossing edges that ends with a call insn.
4371 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4372 call insn and clear the EDGE_CROSSING flag of the crossing edge
4373 when fixing fallthru edges.
4375 2008-02-27 Richard Guenther <rguenther@suse.de>
4378 * fold-const.c (fold_unary): Return the correct argument,
4379 converted to the result type.
4381 2008-02-27 Richard Guenther <rguenther@suse.de>
4384 * expr.c (expand_expr_real_1): Assert on rotates that operate
4386 * fold-const.c (fold_binary): Use the types precision, not the
4387 bitsize of the mode if folding rotate expressions. Build rotates
4388 only for full modes.
4390 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4392 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4394 * c-pragma.c (pragma_ns_name): New typedef.
4395 (registered_pp_pragmas): New variable.
4396 (c_pp_lookup_pragma): New function.
4397 (c_register_pragma_1): If flag_preprocess_only, do nothing
4398 for non-expanded pragmas, for expanded ones push pragma's
4399 namespace and name into registered_pp_pragmas vector.
4400 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4401 flag_preprocess_only, don't register GCC pch_preprocess
4402 pragma if flag_preprocess_only.
4403 * c-opts.c (c_common_init): Call init_pragma even if
4404 flag_preprocess_only.
4405 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4406 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4407 cpp_register_pragma if flag_preprocess_only.
4409 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4412 * c-parser.c (c_parser_translation_unit): Warn for empty
4413 translation unit, not empty source file.
4415 2008-02-26 Paul Brook <paul@codesourcery.com>
4417 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4418 operand for Thumb-2.
4419 * config/arm/arm.h (reg_class): Add CORE_REGS.
4420 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4421 (BASE_REG_CLASS): Use CORE_REGS.
4422 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4423 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4424 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4425 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4426 ARM_REGNO_OK_FOR_INDEX_P.
4427 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4428 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4429 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4430 (ldm/stm peepholes): Ditto.
4431 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4432 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4433 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4434 * config/arm/constraints.md: Enable "k" constraint on ARM.
4436 2008-02-27 Ben Elliston <bje@au.ibm.com>
4438 * config/rs6000/rs6000.c: Annotate cache line size field in all
4439 instances of struct processor_costs.
4441 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4443 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4444 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4445 jump_bypass): New counters.
4446 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4447 * dce.c (gate_ud_dce): Same.
4448 (gate_fast_dce): Same.
4449 * dse.c (gate_dse1): New function.
4450 (gate_dse2): New function.
4451 (gate_dse): Merge results of new gate functions.
4452 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4453 (gate_handle_jump_bypass): Add dbg_cnt.
4454 (gate_handle_gcse): Add dbg_cnt.
4455 * ifcvt.c (gate_handle_if_conversion): Same.
4456 (gate_handle_if_after_combine): Same.
4457 (gate_handle_if_after_reload): Same.
4458 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4460 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4462 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4464 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4466 2008-02-26 Jason Merrill <jason@redhat.com>
4469 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4470 alone if it's the naming decl for the type's main variant.
4472 2008-02-26 Tom Tromey <tromey@redhat.com>
4474 * system.h (USE_MAPPED_LOCATION): Poison.
4475 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4476 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4477 (make_goto_expr_edges): Likewise.
4478 (remove_bb): Likewise.
4479 (execute_warn_function_return): Likewise.
4480 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4482 * c-common.c (fname_decl): Remove old location code.
4483 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4485 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4487 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4488 (gen_rtx_ASM_INPUT): Likewise.
4489 (gen_rtx_ASM_INPUT_loc): Likewise.
4490 (get_rtx_asm_OPERANDS): Remove.
4491 * cfglayout.c (insn_locators_alloc): Remove old location code.
4492 (set_curr_insn_source_location): Likewise.
4493 (curr_insn_locator): Likewise.
4494 * print-tree.c (print_node): Remove old location code.
4495 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4496 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4497 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4498 location_from_locus.
4499 (construct_exit_block): Remove old location code.
4500 * emit-rtl.c (force_next_line_note): Remove old location code.
4501 * profile.c (branch_prob): Remove old location code.
4502 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4503 LOC_LINE): Remove old-location variants.
4504 * langhooks.c (lhd_print_error_function): Remove old location
4506 * configure, config.in: Rebuilt.
4507 * configure.ac (--enable-mapped-location): Remove.
4508 * c-decl.c (c_init_decl_processing): Remove old location code.
4509 (finish_function): Likewise.
4510 * recog.c (decode_asm_operands): Remove old location code.
4511 * c-pch.c (c_common_read_pch): Remove old location code.
4512 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4514 * gimple-low.c (lower_function_body): Remove old location code.
4515 * toplev.c (unknown_location): Remove.
4516 (push_srcloc): Remove old-location variant.
4517 (process_options): Remove old location code.
4518 (lang_dependent_init): Likewise.
4519 * input.h (UNKNOWN_LOCATION): Move definition.
4520 (location_t): Undeprecate.
4521 (source_locus): Remove.
4522 (location_from_locus): Remove.
4523 (struct location_s): Remove.
4524 Remove all old-location code.
4525 (input_line, input_filename): Remove.
4526 * final.c (final_scan_insn): Remove old location code.
4527 * diagnostic.c (diagnostic_build_prefix): Remove
4528 USE_MAPPED_LOCATION test.
4529 * tree.h (gimple_stmt) <locus>: Now a location_t.
4530 (tree_exp) <locus>: Likewise.
4531 (DECL_IS_BUILTIN): Remove old-location variant.
4532 (annotate_with_file_line, annotate_with_locus): Likewise.
4533 (expr_locus, set_expr_locus): Update.
4534 * tree.c (build1_stat): Remove old location code.
4535 (last_annotated_node): Remove.
4536 (annotate_with_file_line): Remove old-location variant.
4537 (annotate_with_locus): Likewise.
4538 (expr_location): Remove old location code.
4539 (set_expr_location): Likewise.
4540 (expr_has_location): Likewise.
4541 (expr_locus): Likewise.
4542 (set_expr_locus): Likewise.
4543 (expr_filename): Don't use location_from_locus.
4544 (expr_lineno): Likewise.
4545 * rtl-error.c (location_for_asm): Remove old location code.
4546 * c-lex.c (cb_line_change): Remove old location code.
4547 (fe_file_change): Likewise.
4548 (cb_def_pragma): Likewise.
4549 (c_lex_with_flags): Likewise.
4550 * gengtype.c (do_typedef): Don't special-case location types.
4551 (define_location_structures): Remove.
4552 (main): Don't call define_location_structures.
4553 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4556 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4559 * builtins.def (BUILT_IN_STDARG_START): Remove.
4560 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4561 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4562 * tree-inline.c (inline_forbidden_p_1): Likewise.
4564 2008-02-26 Richard Guenther <rguenther@suse.de>
4566 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4567 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4568 (lookup_decl_from_uid): Declare.
4569 (remove_decl_from_map): Likewise.
4570 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4571 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4572 (decl_for_uid_map): New global hashtable mapping DECL_UID
4574 (init_ttree): Allocate it.
4575 (insert_decl_to_uid_decl_map): New helper function.
4576 (make_node_stat): Insert new decls into the map.
4577 (copy_node_stat): Likewise.
4578 (lookup_decl_from_uid): New function.
4579 (remove_decl_from_map): Likewise.
4580 (print_decl_for_uid_map_statistics): New helper.
4581 (dump_tree_statistics): Call it.
4583 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4584 (referenced_var_iterator): Adjust.
4585 (FOR_EACH_REFERENCED_VAR): Adjust.
4586 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4587 (num_referenced_vars): Adjust.
4588 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4589 (first_referenced_var): Remove.
4590 (end_referenced_vars_p): Likewise.
4591 (next_referenced_var): Likewise.
4592 (referenced_var_iterator_set): New helper function.
4593 * tree-dfa.c (referenced_var_lookup): Adjust.
4594 (referenced_var_check_and_insert): Likewise.
4595 (remove_referenced_var): Likewise.
4596 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4597 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4598 (verify_call_clobbering): Likewise.
4599 (verify_memory_partitions): Likewise.
4600 (init_tree_ssa): Allocate bitmap instead of hashtable for
4602 (delete_tree_ssa): Adjust.
4603 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4604 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4605 (compute_tag_properties): Likewise.
4606 (set_initial_properties): Likewise.
4607 (find_partition_for): Likewise.
4608 (update_reference_counts): Likewise.
4609 (dump_may_aliases_for): Likewise.
4610 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4611 (add_call_clobber_ops): Likewise.
4612 (add_call_read_ops): Likewise.
4613 (get_asm_expr_operands): Likewise.
4614 * tree-into-ssa.c (dump_decl_set): Likewise.
4615 (update_ssa): Likewise.
4616 * tree-sra.c (scan_function): Likewise.
4617 (decide_instantiations): Likewise.
4618 (scalarize_parms): Likewise.
4619 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4620 (dsa_named_for): Likewise.
4621 * tree-ssa-structalias.c (update_alias_info): Likewise.
4622 (merge_smts_into): Likewise.
4624 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4627 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4628 * c-opts.c (c_common_handle_option): Wall enables
4629 Wvolatile-register-var.
4630 * common.opt: Move Wvolatile-register-var to...
4633 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4635 * common.opt (Wlarger-than=): New.
4636 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4638 * opts.c (common_handle_option): Handle -Wlarger-than=.
4639 * optc-gen.awk: Likewise.
4640 * opth-gen.awk: Likewise.
4641 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4642 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4644 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4646 * c-common.c (match_case_to_enum_1): Add appropriate
4647 OPT_W* parameter to warning.
4648 (c_do_switch_warnings): Likewise.
4649 * c-typeck.c (warning_init): Add one more parameter following
4651 (push_init_level): Update call to warning_init.
4652 (pop_init_level): Likewise.
4653 (add_pending_init): Likewise.
4654 (output_init_element: Likewise.
4656 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4659 * toplev.c (toplev_main): If there are warnings or error, print
4660 errors for ignored options.
4661 * opts.c (ignored_options): New static variable.
4662 (postpone_unknown_option_error): New.
4663 (print_ignored_options): New.
4664 (handle_option): Postpone errors for unknown -Wno-* options.
4665 * opts.h (print_ignored_options): Declare.
4667 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4669 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4672 2008-02-25 Richard Guenther <rguenther@suse.de>
4675 2008-02-25 Richard Guenther <rguenther@suse.de>
4677 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4678 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4679 (lookup_decl_from_uid): Declare.
4680 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4681 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4682 (decl_for_uid_map): New global hashtable mapping DECL_UID
4684 (init_ttree): Allocate it.
4685 (insert_decl_to_uid_decl_map): New helper function.
4686 (make_node_stat): Insert new decls into the map.
4687 (copy_node_stat): Likewise.
4688 (lookup_decl_from_uid): New function.
4689 (print_decl_for_uid_map_statistics): New helper.
4690 (dump_tree_statistics): Call it.
4692 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4693 (referenced_var_iterator): Adjust.
4694 (FOR_EACH_REFERENCED_VAR): Adjust.
4695 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4696 (num_referenced_vars): Adjust.
4697 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4698 (first_referenced_var): Remove.
4699 (end_referenced_vars_p): Likewise.
4700 (next_referenced_var): Likewise.
4701 (referenced_var_iterator_set): New helper function.
4702 * tree-dfa.c (referenced_var_lookup): Adjust.
4703 (referenced_var_check_and_insert): Likewise.
4704 (remove_referenced_var): Likewise.
4705 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4707 (verify_call_clobbering): Likewise.
4708 (verify_memory_partitions): Likewise.
4709 (init_tree_ssa): Allocate bitmap instead of hashtable for
4711 (delete_tree_ssa): Adjust.
4712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4714 (compute_tag_properties): Likewise.
4715 (set_initial_properties): Likewise.
4716 (find_partition_for): Likewise.
4717 (update_reference_counts): Likewise.
4718 (dump_may_aliases_for): Likewise.
4719 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4720 (add_call_clobber_ops): Likewise.
4721 (add_call_read_ops): Likewise.
4722 (get_asm_expr_operands): Likewise.
4723 * tree-into-ssa.c (dump_decl_set): Likewise.
4724 (update_ssa): Likewise.
4725 * tree-sra.c (scan_function): Likewise.
4726 (decide_instantiations): Likewise.
4727 (scalarize_parms): Likewise.
4728 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4729 (dsa_named_for): Likewise.
4730 * tree-ssa-structalias.c (update_alias_info): Likewise.
4731 (merge_smts_into): Likewise.
4733 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4736 * doc/invoke.texi (-fcx-limited-range): Document new option.
4737 * toplev.c (process_options): Handle -fcx-fortran-rules.
4738 * common.opt: Add documentation for -fcx-fortran-rules.
4740 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4743 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4744 actual behaviour and C99.
4746 2008-02-26 Ben Elliston <bje@au.ibm.com>
4748 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4749 (ASM_CPU_POWER6_SPEC): Likewise.
4750 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4751 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4752 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4754 2008-02-25 Richard Guenther <rguenther@suse.de>
4756 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4757 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4758 (lookup_decl_from_uid): Declare.
4759 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4760 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4761 (decl_for_uid_map): New global hashtable mapping DECL_UID
4763 (init_ttree): Allocate it.
4764 (insert_decl_to_uid_decl_map): New helper function.
4765 (make_node_stat): Insert new decls into the map.
4766 (copy_node_stat): Likewise.
4767 (lookup_decl_from_uid): New function.
4768 (print_decl_for_uid_map_statistics): New helper.
4769 (dump_tree_statistics): Call it.
4771 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4772 (referenced_var_iterator): Adjust.
4773 (FOR_EACH_REFERENCED_VAR): Adjust.
4774 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4775 (num_referenced_vars): Adjust.
4776 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4777 (first_referenced_var): Remove.
4778 (end_referenced_vars_p): Likewise.
4779 (next_referenced_var): Likewise.
4780 (referenced_var_iterator_set): New helper function.
4781 * tree-dfa.c (referenced_var_lookup): Adjust.
4782 (referenced_var_check_and_insert): Likewise.
4783 (remove_referenced_var): Likewise.
4784 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4785 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4786 (verify_call_clobbering): Likewise.
4787 (verify_memory_partitions): Likewise.
4788 (init_tree_ssa): Allocate bitmap instead of hashtable for
4790 (delete_tree_ssa): Adjust.
4791 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4792 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4793 (compute_tag_properties): Likewise.
4794 (set_initial_properties): Likewise.
4795 (find_partition_for): Likewise.
4796 (update_reference_counts): Likewise.
4797 (dump_may_aliases_for): Likewise.
4798 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4799 (add_call_clobber_ops): Likewise.
4800 (add_call_read_ops): Likewise.
4801 (get_asm_expr_operands): Likewise.
4802 * tree-into-ssa.c (dump_decl_set): Likewise.
4803 (update_ssa): Likewise.
4804 * tree-sra.c (scan_function): Likewise.
4805 (decide_instantiations): Likewise.
4806 (scalarize_parms): Likewise.
4807 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4808 (dsa_named_for): Likewise.
4809 * tree-ssa-structalias.c (update_alias_info): Likewise.
4810 (merge_smts_into): Likewise.
4812 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4815 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4816 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4817 * alias.h (nonoverlapping_memrefs_p): Likewise.
4819 2008-02-25 Jan Beulich <jbeulich@novell.com>
4821 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4822 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4823 __emultls_get_address, __emultls_register_common,
4824 __floatundi?f, and _Unwind_GetIPInfo.
4825 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4826 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4827 (gen_regparm_prefix): Likewise.
4828 (i386_nlm_encode_section_info): Sync with
4829 config/i386/winnt.c:i386_pe_encode_section_info().
4830 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4831 i386_nlm_mangle_decl_assembler_name): New.
4832 (netware_override_options): New.
4833 * config/i386/netware.h (netware_override_options): Declare.
4834 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4835 (i386_nlm_mangle_decl_assembler_name): Declare.
4836 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4838 2008-02-25 Ben Elliston <bje@au.ibm.com>
4841 * c-decl.c (grokdeclarator): Remove unused local variables
4842 `typedef_type' and `type_as_written'.
4844 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4845 unused local variable `has_hot_blocks'.
4846 (fix_crossing_conditional_branches): Remove unused local variable
4849 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4852 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4853 using DEF_C99_BUILTIN.
4854 (BUILT_IN_NANF): Ditto.
4855 (BUILT_IN_NANL): Ditto.
4857 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4858 Revital Eres <eres@il.ibm.com>
4860 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4861 regarding the order of two dependent insns in the same row.
4863 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4865 * stor-layout.c (layout_decl): Do not bump the alignment of a
4866 bit-field to more than byte alignment if it is packed.
4868 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4870 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4873 2008-02-24 Diego Novillo <dnovillo@google.com>
4875 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4878 * tree-vrp.c (vrp_evaluate_conditional): With
4879 -Wtype-limits, emit a warning when comparing against a
4880 constant outside the natural range of OP0's type.
4881 * c.opt (Wtype-limits): Move ...
4882 * common.opt (Wtype-limits): ... here.
4884 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4886 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4887 * config/rs6000/e300c2c3.md: New file.
4888 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4890 (rs6000_override_options): Add e300c2 and e300c3 cases to
4891 processor_target_table. Do not allow usage of Altivec or Spe
4892 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4893 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4894 * config/rs6000/rs6000.h (processor_type): Add
4895 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4896 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4897 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4898 and ppce300c3. Include e300c2c3.md.
4900 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4902 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4903 instead of TARGET_STRICT_ALIGN.
4905 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4907 * explow.c (memory_address): Assert that the generated address is
4910 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4913 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4914 * config/darwin-ppc-ldouble-patch.def: New file.
4915 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4916 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4917 SUBTARGET_INIT_BUILTINS if defined.
4918 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4921 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4924 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4925 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4927 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4930 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4931 file" warning condtional on -Winvalid-PCH.
4933 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4935 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4937 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4941 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4942 prevent reload from using MMX registers.
4943 (*mov<mode>_internal): Ditto.
4944 (*movv2sf_internal_rex64): Ditto.
4945 (*movv2sf_internal): Ditto.
4947 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4949 PR documentation/31569
4950 * doc/install.texi2html: Use makeinfo --no-number-sections.
4952 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4954 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4955 ensure that we can address an entire entity > 8 bytes. Don't
4956 generate reg+reg addressing for such data.
4958 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4960 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4961 strings when optimizing for size, unless the target cares about
4964 2008-02-22 Tom Tromey <tromey@redhat.com>
4966 * regclass.c (current_pass): Remove declaration.
4968 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4970 * config/avr/libgcc.S (__RAMPZ__): Define.
4971 (__do_copy_data): Add for devices with 128KB code memory.
4973 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4975 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4977 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4979 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4981 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4984 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4987 * c-typeck.c (build_binary_op): Warn about floating point
4988 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4990 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4993 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4994 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4996 (rs6000_override_options): Set altivec_abi as default, not override,
4997 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4998 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4999 is used; use new member spe_abi.
5000 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5001 spe_abi and altivec_abi.
5003 2008-02-22 Tomas Bily <tbily@suse.cz>
5005 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5007 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5010 * config.build (build_file_translate): Set to `CMD //c' only if
5012 * Makefile.in (build_file_translate): Improve comment.
5014 2008-02-21 Jan Hubicka <jh@suse.cz>
5016 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5017 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5018 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5020 2008-02-21 Michael Matz <matz@suse.de>
5023 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5025 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5027 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5028 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5030 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5031 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5032 SSE_VEC_FLOAT_MODE_P as insn constraint.
5033 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5034 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5035 sse4a_movntdf using MODEF mode iterator.
5036 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5037 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5038 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5039 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5040 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5041 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5042 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5044 2008-02-21 Richard Guenther <rguenther@suse.de>
5046 * tree.def (PAREN_EXPR): New tree code.
5047 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5049 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5050 * expr.c (expand_expr_real_1): Likewise.
5051 * tree-inline.c (estimate_num_insns_1): Likewise.
5052 * tree-complex.c (expand_complex_move): Likewise.
5053 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5056 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5059 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5061 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5064 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5066 * config/sh/sh.c (find_barrier): Don't go past
5067 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5069 2008-02-20 DJ Delorie <dj@redhat.com>
5071 * config/h8300/h8300.md (insv): Force source operand to be a register.
5073 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5074 as a jump, not as a plain insn.
5076 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5078 * doc/invoke.texi (Warning Options): Add new option
5079 -Wframe-larger-than=.
5080 (-Wframe-larger-than): Document.
5082 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5083 Add declarations for new option variables.
5085 * final.c (final_start_function): Check the frame size
5086 before emission and issue a Wframe-larger-than warning.
5088 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5089 Add definitions for new option variables.
5090 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5092 * common.opt (Wframe-larger-than=): New option.
5094 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5096 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5097 (<sse>_div<mode>3): Ditto.
5098 (<sse>_vmdiv<mode>3): Ditto.
5099 (<sse>_vmsqrt<mode>2): Ditto.
5100 (*smax<mode>3): Ditto.
5101 (sse5_frcz<mode>2): Ditto.
5102 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5105 2008-02-20 Richard Guenther <rguenther@suse.de>
5108 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5109 be happy with INTEGRAL_TYPE_P.
5111 2008-02-20 Richard Guenther <rguenther@suse.de>
5113 * fold-const.c (split_tree): Associate floatig-point expressions
5114 if flag_associative_math is set.
5116 2008-02-20 Richard Guenther <rguenther@suse.de>
5118 * tree.h (fold_real_zero_addition_p): Declare.
5119 * fold-const.c (fold_real_zero_addition_p): Export.
5120 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5121 floating-point operations with zero and one.
5123 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5125 * doc/install.texi: Correct references to CFLAGS, replacing them
5126 with BOOT_CFLAGS. Document flags used during bootstrap for
5129 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5132 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5133 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5135 (smin<mode>3): Ditto from similar patterns.
5136 (smax<mode>3): Ditto.
5137 (*ieee_smin<mode>3): Ditto.
5138 (*ieee_smax<mode>3): Ditto.
5139 * config/i386/sse.md (sse): New mode attribute.
5140 (mov<mode>): Macroize expander from movv4sf and movv2df using
5141 SSEMODEF2P mode iterator.
5142 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5143 SSE_VEC_FLOAT_MODE_P as insn constraint.
5144 (storent<mode>): Ditto.
5145 (storent<mode>): Macroize expander from storentsf and storentdf using
5146 MODEF mode iterator.
5147 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5148 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5149 (abs<mode>2): Ditto from similar patterns.
5150 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5151 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5152 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5153 (<sse>_vmsqrt<mode>2): Ditto.
5154 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5155 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5156 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5157 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5158 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5159 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5160 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5162 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5163 iterator and SSE_FLOAT_MODE_P as insn constraint.
5164 (<sse>_ucomi): Ditto from similar patterns.
5165 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5166 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5167 SSE_VEC_FLOAT_MODE_P as insn constraint.
5168 (vcond<mode>): Ditto from similar patterns.
5169 (and<mode>3, *and<mode>3): Ditto.
5170 (<sse>_nand<mode>3): Ditto.
5171 (ior<mode>3, *ior<mode>3): Ditto.
5172 (xor<mode>3, *xor<mode>3): Ditto.
5173 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5174 iterator and SSE_FLOAT_MODE_P as insn constraint.
5175 (*nand<mode>3): Ditto from similar patterns.
5176 (*ior<mode>3): Ditto.
5177 (*xor<mode>3): Ditto.
5179 2008-02-20 Ira Rosen <irar@il.ibm.com>
5181 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5182 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5183 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5185 2008-02-19 Jan Hubicka <jh@suse.cz>
5187 * predict.c (tree_bb_level_predictions): Remove variable next
5188 mistakely introduced by previous commit.
5190 2008-02-19 Jan Hubicka <jh@suse.cz>
5192 * predict.c (predict_paths_leading_to): Rewrite.
5193 (predict_paths_for_bb): New.
5194 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5196 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5199 * Makefile.in (build_file_translate): New.
5200 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5201 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5202 * configure.ac (build_file_translate): Substitute it.
5203 * configure: Regenerate.
5205 2008-02-19 Jan Hubicka <jh@suse.cz>
5207 PR rtl-optimization/34408
5208 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5211 2008-02-19 Jan Hubicka <jh@suse.cz>
5214 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5217 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5220 * config/i386/i386-modes.def: Revert the last DI alignment
5221 change until Ada people can look into it.
5223 2008-02-19 Nick Clifton <nickc@redhat.com>
5225 * opts.c (print_specific_help): Fix typo in --help text.
5227 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5230 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5231 32-bit inline asm without asm alternatives for host GCC < 3.0.
5233 2008-02-19 Richard Guenther <rguenther@suse.de>
5235 PR tree-optimization/34989
5236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5237 Allow propagation to INDIRECT_REF if we can simplify only.
5239 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5241 * c-common.c (warn_for_collisions_1): Use appropriate option when
5244 2008-02-19 Nick Clifton <nickc@redhat.com>
5247 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5248 (handle_options): Fix indentation.
5249 (print_filtered_help): If no language-specific options were
5250 displayed tell the user how to list all the options supported by
5251 the language's front-end.
5252 (print_specific_help): Fix indentation and remove duplicate line.
5253 (common_handle_option): Handle the -v option.
5254 For --help enable the display of undocumented options if the -v
5255 switch has been included on the command line.
5256 For --help= check for overlaps in the arguments between the option
5257 classes and the language names and issue a warning when they
5258 cannot be disambiguated.
5259 * c.opt (v): Pass on to the common option handler.
5261 2008-02-19 Revital Eres <eres@il.ibm.com>
5263 * modulo-sched.c (sms_schedule): Change dump message when
5264 create_ddg function fails.
5265 (try_scheduling_node_in_cycle): Rename row to cycle.
5266 (print_partial_schedule): Rename CYCLE to ROW.
5268 2008-02-19 Christian Bruel <christian.bruel@st.com>
5269 Zdenek Dvorak <ook@ucw.cz>
5271 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5273 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5276 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5277 (*x86_movdicc_0_m1_se): Ditto.
5279 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5281 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5282 (CMPtype): Define as __gcc_CMPtype.
5283 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5284 (CMPtype): Define as __gcc_CMPtype.
5286 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5288 Support valgrind 3.3 for --enable-checking=valgrind.
5289 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5291 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5292 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5293 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5294 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5295 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5296 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5297 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5299 * ggc-zone.c: Similar.
5300 * ggc-page.c: Similar.
5302 2008-02-19 Paul Brook <paul@codesourcery.com>
5305 * config/arm/ieee754-df.S: Fix do_it typo.
5306 * config/arm/ieee754-sf.S: Fix do_it typo.
5308 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5311 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5312 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5313 (OPTION_MASK_ISA_SSE_SET): Likewise.
5314 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5315 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5316 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5317 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5318 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5319 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5320 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5321 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5322 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5323 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5324 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5325 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5326 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5327 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5328 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5329 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5330 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5331 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5332 (OPTION_MASK_ISA_SSE4): Removed.
5333 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5334 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5335 (override_options): Don't turn on implied SSE/MMX bits in
5338 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5340 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5343 2008-02-18 Joey Ye <joey.ye@intel.com>
5346 * tree-nested.c (insert_field_into_struct): Set type alignment
5347 to field alignment if the former is less than the latter.
5349 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5351 * BASE-VER: Set to 4.4.0.
5353 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5355 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5356 * doc/cfg.texi: Likewise.
5357 * doc/extend.texi: Likewise.
5358 * doc/gty.texi: Likewise.
5359 * doc/invoke.texi: Likewise.
5360 * doc/loop.texi: Likewise.
5361 * doc/md.texi: Likewise.
5362 * doc/passes.texi: Likewise.
5363 * doc/rtl.texi: Likewise.
5364 * doc/sourcebuild.texi: Likewise.
5365 * doc/tm.texi: Likewise.
5366 * doc/tree-ssa.texi: Likewise.
5368 2008-02-17 Richard Guenther <rguenther@suse.de>
5371 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5372 without default definition.
5374 2008-02-17 Richard Guenther <rguenther@suse.de>
5376 PR tree-optimization/35231
5377 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5380 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5384 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5385 libgcc_cmp_return mode.
5387 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5390 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5392 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5394 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5397 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5399 * doc/c-tree.texi: Use `@.' where appropriate.
5400 * doc/extend.texi: Likewise.
5401 * doc/install.texi: Likewise.
5402 * doc/invoke.texi: Likewise.
5403 * doc/loop.texi: Likewise.
5404 * doc/makefile.texi: Likewise.
5405 * doc/md.texi: Likewise.
5406 * doc/passes.texi: Likewise.
5407 * doc/standards.texi: Likewise.
5408 * doc/tm.texi: Likewise.
5410 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5413 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5415 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5416 rather than in entry_bb.
5418 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5421 libgcc_cmp_return mode.
5423 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5426 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5427 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5429 2008-02-15 Richard Guenther <rguenther@suse.de>
5430 Zdenek Dvorak <ook@ucw.cz>
5432 PR tree-optimization/35164
5433 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5434 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5435 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5436 Only propagate addresses which do not have abnormal SSA_NAMEs
5439 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5442 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5444 2008-02-15 Jan Hubicka <jh@suse.cz>
5447 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5452 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5453 when calculating alignment_pad.
5455 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5458 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5459 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5460 and STACK_BOUNDARY define.
5462 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5464 PR preprocessor/35061
5465 * c-pragma.c (handle_pragma_pop_macro): Check that
5466 pushed_macro_table has been allocated.
5468 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5471 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5472 (force_gimple_operand): Likewise.
5473 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5474 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5475 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5476 (find_interesting_uses_address): Check addressability and alignment
5477 of the base expression only after substituting bases of IVs into it.
5479 2008-02-14 Michael Matz <matz@suse.de>
5482 * function.c (instantiate_virtual_regs_in_insn): Reload address
5483 before falling back to reloading the whole operand.
5485 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5487 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5488 before the first section switch note.
5490 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5492 * doc/bugreport.texi: Update copyright years.
5493 * doc/c-tree.texi: Likewise.
5494 * doc/cfg.texi: Likewise.
5495 * doc/cpp.texi: Likewise.
5496 * doc/cppinternals.texi: Likewise.
5497 * doc/fragments.texi: Likewise.
5498 * doc/frontends.texi: Likewise.
5499 * doc/gcc.texi: Likewise.
5500 * doc/gty.texi: Likewise.
5501 * doc/hostconfig.texi: Likewise.
5502 * doc/implement-c.texi: Likewise.
5503 * doc/libgcc.texi: Likewise.
5504 * doc/loop.texi: Likewise.
5505 * doc/makefile.texi: Likewise.
5506 * doc/options.texi: Likewise.
5507 * doc/passes.texi: Likewise.
5508 * doc/rtl.texi: Likewise.
5509 * doc/sourcebuild.texi: Likewise.
5510 * doc/standards.texi: Likewise.
5511 * doc/tree-ssa.texi: Likewise.
5512 * doc/trouble.texi: Likewise.
5514 * doc/extend.texi: Use @: or add comma where appropriate.
5515 * doc/invoke.texi: Likewise.
5516 * doc/tm.texi: Likewise.
5518 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5521 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5524 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5526 * doc/md.texi (clz, ctz): Add reference.
5527 * doc/rtl.texi (clz, ctz): Likewise.
5529 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5532 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5535 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5537 * config/s390/s390.c (struct constant_pool): New field
5538 emit_pool_after added.
5539 (s390_mainpool_start): Set the emit_pool_after flag according
5540 to the section switch notes.
5541 (s390_mainpool_finish): Consider emit_pool_after when emitting
5542 the literal pool at the end of the function.
5543 (s390_chunkify_start): Force literal pool splits at section
5546 2008-02-13 Michael Matz <matz@suse.de>
5549 * var-tracking.c (clobber_variable_part): Correctly traverse the
5552 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5555 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5556 Add -fdump-ipa-inline.
5557 * tree-dump.c (dump_files): Remove tree-inlined dump.
5558 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5560 2008-02-12 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/35171
5563 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5566 2008-02-12 Richard Guenther <rguenther@suse.de>
5569 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5570 value-preserving mode. Disallow final truncation.
5572 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5575 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5576 code from here to...
5577 (force_gimple_operand): ...here.
5579 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5582 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5583 non-compatible pointers.
5584 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5585 different FIELD_DECLs, try harder by comparing field offsets, sizes
5589 * function.c (match_asm_constraints_1): Don't replace the same input
5592 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5594 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5595 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5596 (expand_epilogue): Restore RAMPZ register.
5597 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5599 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5601 * config/i386/cygwin.asm: (__alloca): Correct calling
5602 convention and alignment.
5603 (__chkstk): Force 8 byte stack alignment.
5605 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5606 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/33992
5609 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5610 the zero we compare against.
5612 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5615 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5616 to CloseHandle after unlocking to prevent accumulation of handle
5619 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5622 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5623 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5624 and update LABEL_NUSES during and after reload.
5626 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5629 * combine.c (simplify_if_then_else): Make sure the comparison is
5630 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5632 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5635 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5636 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5637 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5638 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5639 * tree.h (get_type_static_bounds): Likewise.
5641 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5643 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5644 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5645 Make -Wfoo language annotations match what the compiler outputs.
5647 2008-02-08 Sa Liu <saliu@de.ibm.com>
5649 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5650 intrinsics spu_convts, spu_convtu, spu_convtf.
5651 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5653 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5655 * doc/extend.texi (Function Attributes) <noinline>: Mention
5656 asm ("") as method to keep calls.
5658 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5661 * doc/options.texi (Options): Replace references to opts.sh with
5663 * opts-common.c: Likewise.
5664 * optc-gen.awk: Likewise.
5666 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5668 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5670 2008-02-07 Richard Henderson <rth@redhat.com>
5673 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5674 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5677 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5679 PR tree-optimization/35085
5680 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5681 for operand entry oe2 in addition to operand entry oe3 in order to
5682 expose more opportunities for vectorizer sum reduction.
5684 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5687 * Makefile.in (LIBS): Remove $(GMPLIBS).
5688 (cc1-dummy, cc1): Add $(GMPLIBS).
5690 2008-02-06 Jan Hubicka <jh@suse.cz>
5693 * i386.md (moddf_integer): Do not produce partial memory stalls for
5694 targets where it hurts.
5696 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5699 * optabs.c (expand_float): Do not check for decimal modes when
5700 expanding unsigned integer through signed conversion.
5702 2008-02-06 Nick Clifton <nickc@redhat.com>
5704 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5705 inside the clobber with a match_operand and duplicated operand
5706 number in the constraint.
5707 (ineqbranchsi): Delete redundant comment.
5709 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5711 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5712 builtin_define ("__USE_INIT_FINI__").
5713 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5715 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5717 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5719 PR documentation/30330
5720 * doc/invoke.texi (C++ Dialect Options)
5721 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5722 For each warning option -Wfoo that allows -Wno-foo, ensure both
5723 -Wfoo and -Wno-foo are listed in the option index. Fix index
5724 entry of -Wswitch-default, index -Wnormalized= including the
5725 `=', and -Wlarger-than-@var{len} including @var{len}.
5727 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5729 * config/i386/i386.md (floatunssisf2): Use
5730 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5731 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5732 Macroize expander using MODEF mode iterator.
5734 2008-02-05 Diego Novillo <dnovillo@google.com>
5736 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5739 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5741 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5744 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5746 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5749 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5750 to indicate if a message should be generated.
5751 (init_cumulative_args): Updated.
5752 (function_value_32): Likewise.
5754 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5756 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5758 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5762 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5764 2008-02-04 Diego Novillo <dnovillo@google.com>
5766 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5769 * tree-vrp.c (vrp_evaluate_conditional): With
5770 -Wtype-limits, emit a warning when comparing against a
5771 constant outside the natural range of OP0's type.
5773 2008-02-04 Richard Guenther <rguenther@suse.de>
5776 * expr.c (count_type_elements): Give for unions instead of
5779 2008-02-04 Richard Guenther <rguenther@suse.de>
5782 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5783 to TYPE_DOMAINs base type instead of using bitsizetype here.
5785 2008-02-03 Jason Merrill <jason@redhat.com>
5787 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5789 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5792 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5793 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5794 (RS/6000 and PowerPC Options): Fix typos and markup.
5795 * doc/passes.texi (Tree-SSA passes): Likewise.
5797 2008-02-02 Michael Matz <matz@suse.de>
5800 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5801 from record_last_reg_set_info.
5802 (record_last_reg_set_info): Take an RTX argument, iterate over all
5803 constituent hardregs.
5804 (record_last_set_info, record_opr_changes): Change calls to
5805 new signature or to record_last_reg_set_info_regno.
5807 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5809 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5811 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5813 PR rtl-optimization/34773
5814 * reg-notes.def (EQUAL): Mention significance of combination of
5815 REG_EQUAL and REG_RETVAL.
5816 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5817 insn that has a REG_RETVAL.
5819 2008-02-01 Roger Sayle <roger@eyesopen.com>
5822 * configure.ac (--enable-fixed-point): Disable unless explicitly
5824 * configure: Regenerate.
5826 2008-02-01 Richard Guenther <rguenther@suse.de>
5829 * invoke.texi (-finline-limit): Remove no longer true parts
5830 of the documentation. Note that there is no default value.
5832 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5833 Mark Mitchell <mark@codesourcery.com>
5834 Ben Elliston <bje@au.ibm.com>
5837 * doc/extend.texi (Other Builtins): Document.
5839 2008-01-31 Tom Browder <tom.browder@gmail.com>
5841 * doc/c-tree.texi (Types): Fix grammar.
5842 (Expression trees): Ditto.
5843 * doc/passes.texi (Tree-SSA passes): Ditto.
5845 * doc/configterms.texi (Configure Terms): Fix typo.
5846 * doc/cpp.texi (Common Predefined Macros): Ditto.
5847 * doc/md.texi (Machine Constraints): Ditto.
5849 * doc/makefile.texi (Makefile): Add comma.
5851 2008-01-31 Tom Browder <tom.browder@gmail.com>
5852 Gerald Pfeifer <gerald@pfeifer.com>
5854 * doc/sourcebuild.texi (Front End): Remove references to CVS
5855 and CVSROOT/modules.
5856 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5857 (Back End): Remove reference to CVS.
5859 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5862 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5864 (mips16_gp_pseudo_reg): ...here.
5865 * config/mips/mips.md (load_const_gp): Replace with...
5866 (load_const_gp_<mode>): ...this :P-based insn.
5868 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5870 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5871 options. Minor fixes.
5872 (-std): Move reference to standards closer to where language
5873 standards are first mentioned.
5875 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5877 PR rtl-optimization/34995
5878 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5879 parameter and return a bool. If the rtx parameter is nonnull,
5880 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5881 (find_reloads): Update call accordingly. Pass the new operand
5882 if it needed no address reloads, otherwise pass null.
5884 2008-01-30 Richard Henderson <rth@redhat.com>
5887 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5888 for unbounded arrays.
5890 2008-01-30 Silvius Rus <rus@google.com>
5892 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5894 2008-01-30 Jan Hubicka <jh@suse.cz>
5897 * i386.c (init_cumulative_args): Use real function declaration when
5900 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5902 PR rtl-optimization/34998
5903 * global.c (build_insn_chain): Treat non-subreg_lowpart
5904 SUBREGs of pseudos as clobbering all the words covered by the
5905 SUBREG, not just all the bytes.
5906 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5907 original df_ref rather than an extract parameter.
5908 (global_conflicts): Update call accordingly.
5910 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5912 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5913 the overflow check to make it easier to read.
5914 (__fixtfdi): Change the type of the ll member in union
5915 long_double to UDItype_x.
5917 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5920 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5921 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5922 * tree-inline.c (fold_marked_statements): Call
5923 cgraph_update_edges_for_call_stmt if folding a call statement.
5924 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5925 debug_generic_stmt calls, reset it back afterwards.
5928 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5930 * c-typeck.c (build_external_ref): Don't pedwarn about
5931 static vars in current function's scope.
5933 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5935 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5937 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5940 * ipa-struct-reorg.c: Fix spelling.
5941 * params.def: Ditto.
5943 2008-01-29 Richard Guenther <rguenther@suse.de>
5946 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5948 * tree-inline.c (remap_type): Increment remapping_type_depth
5949 around remapping types.
5950 (copy_body_r): Only add referenced variables if they are referenced
5951 from code, not types.
5953 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5964 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5965 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5967 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5970 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5971 pointer for tiny stack.
5973 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5975 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5977 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5979 * config/vx-common.h: Fix typo in comment.
5981 2008-01-28 Ian Lance Taylor <iant@google.com>
5985 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5986 coalesce pointers if they have different DECL_NO_TBAA_P values.
5987 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5988 between variables with different DECL_NO_TBAA_P values.
5990 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5993 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5994 are not legitimate small data references on SPE targets.
5996 2008-01-28 David Daney <ddaney@avtrex.com>
5998 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6000 2008-01-28 David Daney <ddaney@avtrex.com>
6002 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6004 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6006 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6007 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6008 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6009 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6010 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6011 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6012 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6013 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6015 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6017 * basic-block.h (condjump_equiv_p): Fix comment.
6019 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6021 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6022 print_generic_stmt_indented): Fix comment.
6024 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6026 * configure.ac (__stack_chk_fail): Add detecion for availability
6027 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6028 * configure: Regenerate.
6030 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6033 * final.c (output_addr_const): Handle TRUNCATE.
6035 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6038 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6039 (zero_cost, infinite_cost): New constants.
6040 (struct cost_pair): Change type of cost to comp_cost.
6041 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6042 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6044 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6045 split_address_cost, ptr_difference_cost, difference_cost,
6046 get_computation_cost_at, get_computation_cost,
6047 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6048 determine_use_iv_cost_condition, determine_use_iv_costs,
6049 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6050 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6051 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6052 Change type of cost to comp_cost.
6053 (determine_iv_cost): Increase cost of non-original ivs, instead
6054 of decreasing the cost of original ones.
6055 (get_address_cost): Indicate the complexity of the addressing mode
6057 (try_add_cand_for): Prefer using ivs not specific to some object.
6058 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6060 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6061 Janis Johnson <janis187@us.ibm.com>
6064 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6065 (TARGET_INSTANTIATE_DECLS): Likewise.
6066 * target.h (expand_to_rtl_hook): New target hook.
6067 (instantiate_decls): Likewise.
6068 * function.c (instantiate_decl): Make non-static. Rename to...
6069 (instantiate_decl_rtl): ... this.
6070 (instantiate_expr): Use instantiate_decl_rtl.
6071 (instantiate_decls_1): Likewise.
6072 (instantiate_decls): Likewise.
6073 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6074 * function.h (instantiate_decl_rtl): Add prototype.
6075 * cfgexpand.c (target.h): New include.
6076 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6077 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6078 (TARGET_INSTANTIATE_DECLS): Likewise.
6079 (TARGET_INITIALIZER): New target hooks added.
6080 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6082 * config/rs6000/rs6000.c (tree-flow.h): New include.
6083 (machine_function): Add sdmode_stack_slot field.
6084 (rs6000_alloc_sdmode_stack_slot): New function.
6085 (rs6000_instantiate_decls): Likewise.
6086 (rs6000_secondary_memory_needed_rtx): Likewise.
6087 (rs6000_check_sdmode): Likewise.
6088 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6089 (TARGET_INSTANTIATE_DECLS): Likewise.
6090 (rs6000_hard_regno_mode_ok): Allow SDmode.
6091 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6092 (rs6000_emit_move): Handle SDmode.
6093 (function_arg_advance): Likewise.
6094 (function_arg): Likewise.
6095 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6096 SDmode var args for 32-bit compiles.
6097 (rs6000_secondary_reload_class): Handle SDmode.
6098 (rs6000_output_function_epilogue): Likewise.
6099 (rs6000_function_value): Simplify if statement.
6100 (rs6000_libcall_value): Likewise.
6101 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6102 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6103 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6104 (movsd_hardfloat): New define_insn.
6105 (movsd_softfloat): Likewise.
6106 (movsd_store): Likewise.
6107 (movsd_load): Likewise.
6108 (extendsddd2): Likewise.
6109 (extendsdtd2): Likewise.
6110 (truncddsd2): Likewise.
6111 (movdd_hardfloat64): Fixup comment.
6112 (UNSPEC_MOVSD_LOAD): New constant.
6113 (UNSPEC_MOVSD_STORE): Likewise.
6115 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6118 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6120 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6121 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6122 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6125 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6128 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6129 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6130 __LONGDOUBLE128 too.
6131 * config/rs6000/aix61.h: New file.
6133 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6135 PR rtl-optimization/34959
6136 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6137 popcount and parity rtxes the same mode as their operand.
6138 Truncate or extend the result to the return value's mode
6141 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6144 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6145 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6146 to GOT_VERSION_REGNUM.
6147 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6148 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6149 * config/mips/mips.c (mips_emit_call_insn): New function.
6150 (mips_call_tls_get_addr): Call mips_expand_call directly.
6151 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6153 (mips16_build_call_stub): Likewise. Return the call insn or null.
6154 (mips_expand_call): Update the call to mips16_build_call_stub
6155 accordingly and a remove redundant condition. Assert that MIPS16
6156 stubs do not use lazy binding. Use mips_emit_call_insn and return
6158 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6160 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6161 (mips_avoid_hazard): Remove hazard_set handling.
6162 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6163 (UNSPEC_RESTORE_GP): ...this.
6164 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6165 (FAKE_CALL_REGNO): Rename to...
6166 (GOT_VERSION_REGNUM): ...this.
6167 (type): Add "ghost" value. Add an associated insn reservation.
6168 (hazard_set): Remove.
6169 (exception_receiver): Rename to...
6170 (restore_gp): ...this and update the unspec identifier accordingly.
6171 (exception_receiver, nonlocal_got_receiver): New expanders.
6172 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6173 FAKE_CALL_REGNO. Remove hazard_set attribute.
6174 (set_got_version, update_got_version): New patterns.
6176 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6179 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6181 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6184 * doc/install.texi2html: Generate gcc-vers.texi.
6186 2008-01-25 DJ Delorie <dj@redhat.com>
6188 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6190 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6192 * config/c4x: Remove directory.
6193 * config.gcc (crx-*, mt-*): Mark obsolete.
6194 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6195 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6196 sh-*-rtemscoff*): Remove cases.
6197 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6198 * real.c (encode_c4x_single, decode_c4x_single,
6199 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6200 c4x_extended_format): Remove.
6201 * real.h (c4x_single_format, c4x_extended_format): Remove.
6202 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6204 (Pragmas): Remove comment about c4x pragmas.
6205 * doc/install.texi (c4x): Remove target-specific instructions.
6206 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6207 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6208 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6209 refer to C4x source files as examples.
6210 (C4X_FLOAT_FORMAT): Remove documentation.
6212 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6214 * config/bfin/bfin.c (override_options): Reorder tests so that
6215 flag_pic gets enabled for -msep-data.
6217 2008-01-25 Richard Guenther <rguenther@suse.de>
6220 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6221 to its bitfield precision if required.
6223 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6226 * tree-nested.c (walk_omp_for): New function.
6227 (convert_nonlocal_reference, convert_local_reference): Call
6228 walk_omp_for on OMP_FOR.
6229 (convert_call_expr): Call walk_body on OMP_FOR's
6230 OMP_FOR_PRE_INIT_BODY.
6232 2008-01-25 Richard Guenther <rguenther@suse.de>
6234 PR tree-optimization/34966
6235 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6236 default defs and PHI_NODEs we have to insert after the
6239 2008-01-24 Nick Clifton <nickc@redhat.com>
6241 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6242 Provide a default definition.
6243 (LIBGCC2_UNITS_PER_WORD): Likewise.
6245 * config/stormy16/stormy16.c: Include df.h for the prototype
6246 for df_regs_ever_live_p.
6247 (xstormy16_expand_builtin_va_start): Convert the stack offset
6248 into a component_ref and then use POINTER_PLUS_EXPR to add it
6249 to the incoming_virtual_args_rtx.
6250 (xstormy16_gimplify_va_arg_expr): Rename to
6251 xstormy16_gimplify_va_arg_expr.
6252 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6253 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6254 xstormy16_gimplify_va_arg_expr.
6255 Fix up some formatting issues.
6257 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6258 Move to predicates.md.
6259 (xs_hi_general_operand): Likewise.
6260 (xs_hi_nonmemory_operand): Likewise.
6261 * config/stormy16/predicates.md:
6262 (xstormy16_carry_plus_operand): New predicate.
6263 (xs_hi_general_operand): New predicate.
6264 (xs_hi_nonmemory_operand): New predicate.
6265 * config/stormy16/stormy16-protos.h:
6266 (xstormy16_carry_plus_operand): Delete prototype.
6267 (xs_hi_general_operand): Likewise.
6268 (xs_hi_nonmemory_operand): Likewise.
6270 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6271 modifiers as they are no longer needed and they can trigger
6272 reload spill failures.
6274 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6275 with a match_operand in order to help reload.
6277 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6278 constraint with 'e' for the 8th alternative as this version of
6279 the mov.w instruction only accepts the lower 8 registers.
6281 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6284 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6285 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6288 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6291 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6293 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6295 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6297 (remove_structure): Update allocations list before removing structure.
6299 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6301 * ipa-struct-reorg.c (is_safe_cond_expr,
6302 create_new_stmts_for_cond_expr): Use integer_zerop function,
6303 that recognize not only zero-pointer, but zero-integer too.
6305 2008-01-25 Ben Elliston <bje@au.ibm.com>
6308 * fixproto: Escape "." in sed expression that strips leading "./".
6310 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6313 * gcc.c (SWITCH_OK): Removed.
6314 (SWITCH_LIVE): Changed to bit.
6315 (SWITCH_FALSE): Likewise.
6316 (SWITCH_IGNORE): Likewise.
6317 (switchstr): Change live_cond to unsigned int.
6318 (process_command): Replace SWITCH_OK with 0.
6319 (do_self_spec): Likewise.
6320 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6321 (give_switch): Likewise.
6322 (used_arg): Likewise.
6323 (do_spec_1): Set the SWITCH_IGNORE bit.
6324 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6325 bits. Set the SWITCH_LIVE bit.
6327 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6329 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6331 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6333 PR tree-optimization/34472
6334 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6335 parameter to a "bool *" and set *DATA to false if there is
6336 an unsafe access. Do not delete the structure here.
6337 (check_cond_exprs): Delete it here instead.
6338 (check_cond_exprs, exclude_cold_structs): Do not increase
6339 I when removing a structure.
6341 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6345 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6347 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6350 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6351 a fixed vector for stack.
6353 2008-01-24 Ben Elliston <bje@au.ibm.com>
6356 * doc/gcc.texi (Software development): Add a direntry for g++.
6358 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6360 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6361 stale and straggling -fforce-addr comments above.
6363 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6365 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6366 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6368 2008-01-23 Michael Matz <matz@suse.de>
6371 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6374 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6376 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6379 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6381 * config/avr/avr.c (avr_current_arch): New variable.
6382 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6383 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6384 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6385 (avr_override_options): Init 'avr_current_arch'.
6386 (base_arch_s): Move from here...
6387 * config/avr/avr.h (base_arch_s): ... here. Add new members
6388 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6389 'mega' to 'have_jmp_call'.
6390 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6391 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6393 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6395 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6396 MULTILIB_MATCHES): (Ditto.).
6398 2008-01-23 Richard Guenther <rguenther@suse.de>
6401 * cgraphunit.c (cgraph_reset_node): Always mark the node
6402 not reachable if it is not queued already.
6404 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6406 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6407 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6408 (cputype_selected): New static variable.
6409 (bfin_handle_option): Set it if -mcpu is used.
6410 (override_option): Select default set of workarounds if no cpu type
6411 selected on the command line.
6412 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6414 From Michael Frysinger <michael.frysinger@analog.com>
6415 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6416 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6418 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6419 for bf547, bf523, bf524, and bf526.
6420 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6422 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6423 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6424 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6425 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6426 * doc/invoke.texi (Blackfin Options): Document that
6427 -mcpu now accept bf547, bf523, bf524, and bf526.
6429 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6431 PR rtl-optimization/34628
6432 * combine.c (try_combine): Stop and undo after the first combination
6433 if an autoincrement side-effect on the first insn has effectively
6436 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6439 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6440 Offset addresses are not valid for Altivec or paired float modes.
6442 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6445 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6446 if DECL_INITIAL (decl) is error_mark_node.
6449 * c-common.c (handle_vector_size_attribute): Only allow
6450 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6451 the same way as pointer, array etc. types.
6452 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6455 * tree.c (build_type_attribute_qual_variant): Call
6456 build_qualified_type if attributes are equal, but quals are not.
6458 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6461 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6462 * flags.h (warn_strict_aliasing): Remove.
6463 (warn_strict_overflow): Remove.
6464 * opts.c (warn_strict_aliasing): Remove.
6465 (warn_strict_overflow): Remove.
6466 * c-opts.c (c_common_handle_option): -Wall only sets
6467 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6468 (c_common_post_options): Give default values to -Wstrict-aliasing
6469 and -Wstrict-overflow if they are uninitialized.
6470 * common.opt (Wstrict-aliasing): Specify Var and Init.
6471 (Wstrict-overflow): Likewise.
6473 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6475 PR rtl-optimization/26854
6476 PR rtl-optimization/34400
6477 PR rtl-optimization/34884
6478 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6480 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6481 (df_rd_bb_info.expanded_lr_out): Deleted
6482 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6483 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6484 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6485 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6486 Removed code to allocate, initialize or free expanded_lr_out.
6487 (df_rd_bb_local_compute_process_def): Restructured to make more
6489 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6490 sets if the sets are being trimmed.
6492 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6495 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6496 (as_vers): Likewise.
6497 * configure: Regenerated.
6499 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6502 * tree-pass.h (pass_build_alias): New pass.
6503 * tree-ssa-alias.c (gate_build_alias): New.
6504 (pass_build_alias): New.
6505 * passes.c (init_optimization_passes): Add pass_build_alias after
6506 pass_create_structure_vars.
6508 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6510 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6511 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6512 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6513 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6514 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6515 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6516 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6517 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6518 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6519 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6520 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6521 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6522 * config/s390/s390.md (FP_ALL): New mode iterator.
6523 (_d): New mode attribute.
6524 ("*signbit<mode>2>"): Changed mode of first operand.
6525 ("isinf<mode>2"): Changed mode of first operand.
6526 ("*TDC_insn"): Adaptation for DFP modes.
6528 2008-01-22 Ben Elliston <bje@au.ibm.com>
6530 * tree.c (check_qualified_type): Improve function description.
6532 2008-01-21 Jason Merrill <jason@redhat.com>
6535 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6536 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6539 2008-01-21 DJ Delorie <dj@redhat.com>
6541 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6544 2008-01-21 Richard Guenther <rguenther@suse.de>
6547 * tree-cfg.c (verify_expr): Allow all invariant expressions
6548 instead of just constant class ones as reference argument.
6549 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6550 like any other constant.
6551 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6553 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6555 * regmove.c (fixup_match_1): Update call crossed frequencies.
6557 2008-01-21 Richard Guenther <rguenther@suse.de>
6560 * tree-inline.c (setup_one_parameter): Deal with mismatched
6561 types using a VIEW_CONVERT_EXPR.
6563 2008-01-21 Alon Dayan <alond@il.ibm.com>
6564 Olga Golovanevsky <olga@il.ibm.com>
6566 PR tree-optimization/34701
6567 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6568 when the structure size is not a power of 2.
6570 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6572 * doc/install.texi: Add doc for --enable-checking=df.
6574 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6576 PR rtl-optimization/34808
6577 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6579 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6581 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6584 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6586 PR rtl-optimization/26854
6587 PR rtl-optimization/34400
6588 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6590 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6591 (df_rd_bb_info.expanded_lr_out): New.
6592 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6593 * loop_iv.c (iv_analysis_loop_init): Ditto.
6594 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6595 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6596 Added code to allocate, initialize or free expanded_lr_out.
6597 (df_rd_bb_local_compute_process_def): Restructured to make
6598 more understandable.
6599 (df_rd_confluence_n): Add code to do nothing with fake edges and
6600 code to no apply invalidate_by_call sets if the sets are being trimmed.
6601 (df_lr_local_finalize): Renamed to df_lr_finalize.
6602 (df_live_local_finalize): Renamed to df_live_finalize.
6604 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6607 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6608 deciding whether to use reciprocal instructions.
6610 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6612 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6613 dwarf2out_note_section_used if cold_text_section is NULL.
6615 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6617 PR gcov-profile/34610
6618 * tree-cfg.c (make_edges): Mark both outgoing edges from
6619 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6620 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6621 from OMP_FOR and OMP_CONTINUE outgoing edges.
6623 * tree-profile.c (tree_profiling): Return early if
6624 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6626 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6627 from cfun to child_cfun.
6628 * function.h (struct function): Add after_tree_profile bit.
6630 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6632 * config/avr/avr.S (_exit): Disable interrupt.
6634 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6635 Steven Bosscher <stevenb.gcc@gmail.com>
6637 PR rtl-optimization/26854
6638 PR rtl-optimization/34400
6639 * df-problems.c (df_live_scratch): New scratch bitmap.
6640 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6641 (df_live_reset): Clear the proper bitmaps.
6642 (df_live_bb_local_compute): Only process the artificial defs once
6643 since the order is not important.
6644 (df_live_init): Init the df_live sets only with the variables
6645 found live by df_lr.
6646 (df_live_transfer_function): Use the df_lr sets to prune the
6647 df_live sets as they are being computed.
6648 (df_live_free): Free df_live_scratch.
6650 2008-01-18 Ian Lance Taylor <iant@google.com>
6652 * common.opt: Add fmerge-debug-strings.
6653 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6654 flag_merge_debug_strings rather than flag_merge_constants.
6655 * doc/invoke.texi (Option Summary): Mention
6656 -fmerge-debug-strings.
6657 (Debugging Options): Document -fmerge-debug-strings.
6659 2008-01-18 Ian Lance Taylor <iant@google.com>
6662 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6663 (struct tree_function_decl): Add new field operator_new_flag.
6664 * tree-inline.c (expand_call_inline): When inlining a call to
6665 operator new, force the return value to go into a variable, and
6666 set DECL_NO_TBAA_P on that variable.
6667 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6669 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6672 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6673 DWARF2_DEBUGGING_INFO.
6674 (dwarf2out_note_section_used): Ditto. Add prototype.
6675 (have_multiple_function_sections, text_section_used,
6676 cold_text_section_used, *cold_text_sections): Move declarations
6679 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6681 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6682 field and add signal_ra.
6683 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6684 assignments to frame state pc. Move end of stack check after
6685 MD_FALLBACK_FRAME_STATE_FOR.
6686 (uw_update_context_1): Use frame state signal_regs if set, instead
6687 of checking signal_frame flag.
6688 (uw_update_context): Use frame state signal_ra if set.
6689 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6690 * config/xtensa/linux-unwind.h: New file.
6692 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6694 * modulo-sched.c (get_sched_window): Fix comment typo.
6696 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6698 PR tree-optimization/34648
6699 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6701 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6703 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6704 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6706 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6708 PR rtl-optimization/34400
6709 * df-core.c (df_worklist_dataflow_overeager,
6710 df_worklist_dataflow_doublequeue): New functions.
6711 (df_worklist_dataflow): Two different worklist solvers.
6712 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6715 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6718 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6719 and ftree-parallelize-loops.
6721 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6723 PR rtl-optimization/34826
6724 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6726 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6728 * global.c (find_reg): Mark the eh regs as used if necessary.
6729 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6730 * ra.h (struct allocno): no_eh_reg field added. Changed
6731 no_stack_reg type to bitfield.
6733 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6735 * tree.c (substitute_in_expr): Add missing 'break'.
6737 2008-01-17 Richard Guenther <rguenther@suse.de>
6739 PR tree-optimization/34825
6740 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6741 x / x as division to handle.
6743 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6745 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6746 "-pthread" is specified.
6747 * pa-hpux11.h (LIB_SPEC): Likewise.
6749 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6750 Peter Bergner <bergner@vnet.ibm.com>
6752 PR rtl-optimization/33796
6753 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6755 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6757 PR libgfortran/34699
6758 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6760 * pa-hpux10.h (LINK_SPEC): Likewise.
6761 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6763 2008-01-16 Richard Guenther <rguenther@suse.de>
6766 * fold-const.c (fold_convert_const_int_from_int): Do not
6767 set overflow if that occured only because of a sign extension
6768 change when converting from/to a sizetype with the same
6769 precision and signedness.
6771 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6774 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6775 location address to the correct place. Update copyright year.
6777 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6779 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6780 no dependences in the dependence_relations vector.
6782 2008-01-16 Jan Hubicka <jh@suse.cz>
6784 PR rtl-optimization/31396
6785 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6786 * cfg.c (dump_reg_info): Print it.
6787 * regs.h (struct reg_info_t): add freq_calls_crossed.
6788 (REG_FREQ_CALLS_CROSSED): New macro.
6789 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6790 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6791 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6792 regmove_optimize): Update call crossed frequencies.
6793 * local-alloc.c (struct qty): Add freq_calls_crossed.
6794 (alloc_qty): Copute freq_calls_crossed.
6795 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6796 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6797 * ra.h (struct allocno): Add freq_calls_crossed.
6799 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6801 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6802 libgomp when compiling with ftree-parallelize-loops.
6803 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6805 2008-01-16 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/34769
6808 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6809 * tree.c (int_cst_value): Instead make this function more
6810 permissive in what it accepts as valid input. Document this
6811 function always sign-extends the value.
6813 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6814 Richard Guenther <rguenther@suse.de>
6817 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6818 (gimple_fold_indirect_ref_rhs): ... this.
6819 (gimple_fold_indirect_ref): New function with foldings
6820 that preserve lvalueness.
6821 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6822 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6823 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6824 to fold an INDIRECT_REF, fall back to the old use of
6825 fold_indirect_ref_1.
6827 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6829 * tree-data-ref.c (subscript_dependence_tester_1): Call
6830 free_conflict_function.
6831 (compute_self_dependence): Same.
6833 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6836 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6837 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6839 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6840 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6841 for DWARF2_UNWIND_INFO targets.
6843 2008-01-16 Richard Guenther <rguenther@suse.de>
6846 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6847 type qualifiers for function types.
6849 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6851 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6852 loop_iterator li from previous commit.
6854 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6856 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6858 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6860 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6861 (parallelize_loops): Don't parallelize irreducible components.
6863 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6866 * c-opts (c_common_post_options): Do not enable CPP
6867 flag_pedantic_errors by default.
6869 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6871 PR rtl-optimization/31944
6872 * cse.c (remove_pseudo_from_table): New function.
6873 (merge_equiv_classes): Use above function to remove pseudo-registers.
6874 (invalidate): Likewise.
6876 2008-01-13 Richard Guenther <rguenther@suse.de>
6879 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6880 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6882 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6884 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6885 validate_change to unshare the source of the PC set.
6887 2008-01-12 Jan Hubicka <jh@suse.cz>
6890 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6891 references above array bounds. This might trigger bounds checks for
6894 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6896 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6897 new_replaceable_dependencies.
6899 2008-01-12 Doug Kwan <dougkwan@google.com>
6901 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6902 instead of OPT_Wreturn_type in warning due to ignored return type
6904 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6905 options included in -Wextra.
6906 * c.opt: New option -Wignored_qualifiers.
6907 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6908 -Wignore_qualifiers.
6909 (-Wignored-qualifiers): Document.
6910 (-Wreturn-type): Remove description of functionality now handled
6911 by -Wignored-qualifiers.
6913 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6916 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6917 NOP_EXPR if it is between integral types with the same precision.
6919 2008-01-12 Jan Hubicka <jh@suse.cz>
6922 * invoke.texi (max-inline-recursive-depth): Fix default value.
6924 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6926 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6929 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6931 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6933 2008-01-11 James E. Wilson <wilson@specifix.com>
6936 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6938 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6940 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6941 save/restore frame pointer register and don't use 'call-prologues'
6942 optimization in function with "OS_task" attribute.
6944 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6947 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6948 when copying to memory.
6950 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6952 PR rtl-optimization/30905
6953 * cfgcleanup.c: Include dce.h
6954 (crossjumps_occured): New global variable.
6955 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6956 If something changed, set crossjumps_occured to true.
6957 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6958 Don't add/remove fake edges to exit here...
6959 (cleanup_cfg): ...but do it here, when crossjumping.
6960 Run a fast DCE when successful crossjumps occured in the latest
6961 iteration of try_optimize_cfg.
6963 2008-01-11 Richard Guenther <rguenther@suse.de>
6965 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6966 (struct vn_unary_op_s): Likewise.
6967 (vn_reference_insert): Free old reference on hash collision.
6969 2008-01-10 Raksit Ashok <raksit@google.com>
6971 PR rtl-optimization/27971
6972 * combine.c (find_split_point): Split PLUS expressions which are
6973 inside a MEM rtx, and whose first operand is complex.
6975 2008-01-10 DJ Delorie <dj@redhat.com>
6977 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6978 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6979 (m32c_hard_regno_ok): Call the underlying function.
6981 2008-01-10 Richard Guenther <rguenther@suse.de>
6984 * tree-cfg.c (tree_merge_blocks): Do not go through the
6985 full-blown folding and stmt updating path if we just deal
6986 with virtual operands.
6987 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6988 test for abnormal SSA_NAMEs.
6990 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6993 * reload.c (push_reload): Add assertions. All constants from
6994 reg_equiv_constant should have been used for replacing the respective
6996 (find_reloads_address): Invoke find_reloads_address_part for
6997 constant taken from the reg_equiv_constant array.
6999 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7001 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7002 field (valnum) the first in the struct. Replace bools with
7005 2008-01-10 Richard Guenther <rguenther@suse.de>
7007 PR tree-optimization/34651
7008 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7009 types and ordering for masking and converting.
7011 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7013 PR tree-optimization/34017
7014 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7015 also for PHI_NODE expressions.
7017 2008-01-09 Jan Hubicka <jh@suse.cz>
7019 PR tree-optimization/34708
7020 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7021 based on number of case labels.
7022 (init_inline_once): Remove switch_cost.
7023 * tree-inline.h (eni_weights_d): Remove switch_cost.
7025 2008-01-09 Richard Guenther <rguenther@suse.de>
7026 Andrew Pinski <andrew_pinski@playstation.sony.com>
7029 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7030 temporary if an rvalue is ok or an lvalue is not required.
7032 2008-01-09 Richard Guenther <rguenther@suse.de>
7035 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7038 2008-01-09 Richard Guenther <rguenther@suse.de>
7041 * tree.c (host_integerp): Check for sizetype only if the
7042 type is an integer type.
7044 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7047 * opts.c (decode_options): Disable inlining of functions called
7048 once if not in unit-at-a-time mode.
7050 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7052 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7054 2008-01-08 Richard Guenther <rguenther@suse.de>
7057 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7058 out early if the result will be unused.
7060 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7065 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7066 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7069 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7071 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7072 for vectorization tuned.
7074 2008-01-08 Richard Guenther <rguenther@suse.de>
7076 PR tree-optimization/34683
7077 * tree-ssa-operands.c (operand_build_cmp): Export.
7078 * tree-ssa-operands.h (operand_build_cmp): Declare.
7079 * tree-vn.c (vuses_compare): Remove.
7080 (sort_vuses): Use operand_build_cmp.
7081 (sort_vuses_heap): Likewise.
7082 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7083 to re-use old VEC if available. Do not sort already sorted VUSEs.
7084 (vdefs_to_vec): Do not sort already sorted VDEFs.
7086 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7089 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7091 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7094 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7095 limitations of reciprocal sequences on x86 targets.
7097 2008-01-08 Richard Guenther <rguenther@suse.de>
7099 PR tree-optimization/34683
7100 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7102 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7105 * config/darwin.c (darwin_mergeable_string_section): Don't use
7106 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7108 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7111 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7112 negxf2. Macroize expander using X87MODEF mode iterator. Change
7113 predicates of op0 and op1 to register_operand.
7114 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7115 expander using X87MODEF mode iterator. Change predicates of
7116 op0 and op1 to register_operand.
7117 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7118 corresponding patterns and macroize using MODEF macro. Change
7119 predicates of op0 and op1 to register_operand and remove
7120 "m" constraint. Disparage "r" alternative with "!".
7121 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7122 macroize using X87MODEF macro. Change predicates of op0 and op1
7123 to register_operand and remove "m" constraint. Disparage "r"
7124 alternative with "!".
7125 (absneg splitter with memory operands): Remove.
7126 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7127 patterns and macroize using X87MODEF mode iterator.
7128 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7129 Change predicate of op1 to register_operand.
7130 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7131 for memory operands.
7133 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7135 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7137 2008-01-07 Richard Guenther <rguenther@suse.de>
7139 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7142 2008-01-07 Richard Guenther <rguenther@suse.de>
7144 PR tree-optimization/34683
7145 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7146 VOPs of the needed size to save memory. Use VEC_quick_push
7147 to save compile-time.
7148 (vdefs_to_vec): Likewise.
7150 2008-01-07 Sa Liu <saliu@de.ibm.com>
7152 * config/spu/spu.md (divdf3): Genetate inline code for double
7153 division. The implementation doesn't handle INF or NAN, therefore it
7154 only applies when -ffinite-math-only is given.
7156 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7159 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7160 * doc/cpp.texi ([Common Predefined Macros]): Document.
7162 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7165 order to use commutative addition instead of subtraction.
7167 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7168 Mircea Namolaru <namolaru@il.ibm.com>
7169 Vladimir Yanovsky <yanov@il.ibm.com>
7170 Revital Eres <eres@il.ibm.com>
7172 PR tree-optimization/34263
7173 * tree-outof-ssa.c (process_single_block_loop_latch,
7174 contains_tree_r): New functions.
7175 (analyze_edges_for_bb): Call process_single_block_loop_latch
7176 function to empty single-basic-block latch block if possible.
7178 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7180 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7182 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7184 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7186 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7188 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7190 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7192 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7194 PR tree-optimization/34618
7195 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7198 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7201 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7202 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7203 Update copyright year.
7205 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7206 Update copyright year.
7207 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7210 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7212 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7213 edge does not point to current bb before changing need_assert.
7215 2008-01-04 Richard Guenther <rguenther@suse.de>
7218 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7219 for verifying purposes if they are is_gimple_min_invariant.
7221 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7223 PR tree-optimization/34448
7224 PR tree-optimization/34465
7225 * gimplify.c (gimplify_init_constructor): Add new parameter
7226 notify_temp_creation. Use it.
7227 (gimplify_modify_expr_rhs): Take volatiles into account when
7228 optimizing constructors.
7229 Do not optimize constructors if gimplify_init_constructor will dump to
7231 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7232 * gcc.c-torture/compile/pr34448.c: New.
7234 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7236 PR gcov-profile/34609
7237 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7238 return_slot if result is TREE_ADDRESSABLE.
7240 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7242 * config/mips/mips.md (sqrt_condition): Tweak comment.
7243 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7245 2008-01-03 Tom Tromey <tromey@redhat.com>
7248 * c-common.c (c_type_hash): Handle VLAs.
7250 2008-01-03 Jan Hubicka <jh@suse.cz>
7252 PR tree-optimization/31081
7253 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7254 0 when inlining and not inlining to first basic block.
7255 (remap_decl): When var is initialized to 0, don't set default_def.
7256 (expand_call_inline): Set entry_bb.
7257 * tree-inline.h (copy_body_data): Add entry_bb.
7259 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7262 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7265 PR tree-optimization/29484
7266 * tree-inline.c (inline_forbidden_p_2): New function.
7267 (inline_forbidden_p): Disallow inlining if some static var
7268 has an address of a local LABEL_DECL in its initializer.
7269 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7272 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7274 PR tree-optimization/34635
7275 * tree-data-ref.c (add_other_self_distances): Make sure that the
7276 evolution step is constant.
7278 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7281 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7283 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7285 * tree-sra.c (scalarize_init): Insert the generate_element_init
7286 statements after the generate_element_zero statements.
7288 2008-01-02 Richard Guenther <rguenther@suse.de>
7292 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7293 for very large number of operands instead of ICEing.
7295 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7298 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7299 while stack probing.
7301 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7303 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7306 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7309 * tree-mudflap.c (mx_register_decls): Guard warning by
7310 !DECL_ARTIFICIAL check.
7312 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7314 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7315 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7316 sse5_perm<mode>): Fix constraints.