1 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3 * config.gcc (crx-*-elf): Remove deprecation.
5 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7 * config/i386/cygming-crtend.c (register_frame_ctor): Register
8 __gcc_deregister_frame with atexit.
9 (deregister_frame_dtor): Remove.
11 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
12 Nathan Sidwell <nathan@codesourcery.com>
14 * config/rs6000/rs6000.opt (mspe): Remove Var property.
16 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17 (rs6000_isel): Likewise.
18 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19 (rs6000_isel): New variable.
20 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
22 2008-04-24 Jakub Jelinek <jakub@redhat.com>
25 * c-common.c (handle_vector_size_attribute): Call
26 lang_hooks.types.reconstruct_complex_type instead of
27 reconstruct_complex_type.
28 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
29 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
30 * langhooks.h (struct lang_hooks_for_types): Add
31 reconstruct_complex_type hook.
32 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
33 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
35 2008-04-24 Richard Guenther <rguenther@suse.de>
37 * c-common.h (check_builtin_function_arguments): Declare.
38 * c-common.c (validate_nargs): New function.
39 (check_builtin_function_arguments): Likewise.
40 * c-typeck.c (build_function_call): Call
41 check_builtin_function_arguments.
42 * builtins.c (fold_builtin_classify): Remove error reporting code.
43 (fold_builtin_unordered_cmp): Likewise.
44 (fold_builtin_1): Likewise.
45 (fold_builtin_n): Likewise.
47 2008-04-24 Jakub Jelinek <jakub@redhat.com>
49 PR tree-optimization/36008
50 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
51 the original op1, rather than delta by step.
53 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
54 Sebastian Pop <sebastian.pop@amd.com>
56 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
57 eliminate_local_variables_stmt, eliminate_local_variables,
58 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
59 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
60 of code delimited by two edges in the CFG.
61 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
62 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
63 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
64 the case of parallelisation of reductions.
65 (expr_invariant_in_region_p): New.
67 * tree-flow.h (gather_blocks_in_sese_region): Declared.
68 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
70 2008-04-24 Ira Rosen <irar@il.ibm.com>
71 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/36034
74 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
75 incapable of dealing with loads with gaps.
77 2008-04-24 Rafael Espindola <espindola@google.com>
79 * tree-flow.h (vrp_evaluate_conditional): Change signature.
80 * tree-ssa-propagate.c (fold_predicate_in): Update call to
81 vrp_evaluate_conditional.
82 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
83 (vrp_evaluate_conditional): Split the cond argument.
84 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
85 (simplify_stmt_for_jump_threading): Update call to
86 vrp_evaluate_conditional.
88 2008-04-24 Ira Rosen <irar@il.ibm.com>
90 PR tree-optimization/35982
91 * tree-vect-analyze.c (vect_check_interleaving): Check that the
92 interleaved data-refs are of the same type.
94 2008-04-24 Danny Smith <dannysmith@users.net>
96 * c-format.c (check_format_info_main): Use strncmp rather than a
97 magic prefix to handle multichar length specs.
98 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
99 Don't prefix "I64" and "I32" with '\0'.
101 2008-04-24 Jakub Jelinek <jakub@redhat.com>
104 * config/i386/i386.c (init_cumulative_args): Don't pass anything
105 in registers for -m32 only if stdarg_p (fntype).
107 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
109 PR rtl-optimization/36006
110 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
111 temp to op0 in order to avoid invalid rtx sharing.
113 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
115 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
116 check TREE_INVARIANT.
117 * tree-gimple.c (is_gimple_address): New.
118 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
119 * tree-gimple.h (is_gimple_address): New.
120 * tree.h (decl_address_invariant_p): New.
121 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
122 (build_string): Likewise.
123 (decl_address_invariant_p): New, from is_gimple_invariant_address.
124 (tree_invariant_p_1): Likewise.
126 (tree_invariant_p): New.
127 (skip_simple_arithmetic): Use it.
128 (stabilize_reference_1): Use it.
129 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
131 (build1_stat): Drop code to compute TREE_INVARIANT.
132 (build2_stat): Drop code to compute TREE_INVARIANT.
133 (build3_stat): Drop code to compute TREE_INVARIANT.
134 (build4_stat): Drop code to compute TREE_INVARIANT.
135 (build5_stat): Drop code to compute TREE_INVARIANT.
136 (build7_stat): Drop code to compute TREE_INVARIANT.
137 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
138 * tree.h (struct tree_base): Remove invariant_flag.
139 (TREE_INVARIANT): Remove.
140 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
141 (fold_builtin_expect): Check TREE_CONSTANT.
142 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
143 * c-tree.h (c_expr_to_decl): Drop third parameter.
144 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
145 (build_c_cast): Don't set TREE_INVARIANT.
146 (pop_init_level): Don't set TREE_INVARIANT.
147 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
148 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
150 (gimplify_init_constructor): Don't set TREE_INVARIANT.
151 (gimplify_addr_expr): Adjust comment.
152 * tree-mudflap.c (mf_build_string):
153 * print-tree.c (print_node): Don't print TREE_INVARIANT.
154 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
155 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
156 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
157 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
158 * langhooks.h (struct lang_hooks): Drop third parameter from
161 2008-04-23 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/27799
164 PR tree-optimization/32921
165 PR tree-optimization/32624
166 * tree-ssa-structalias.c (merge_smts_into): Only merge the
167 SMTs aliases and the tag itself into the solution.
168 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
169 merge the points-to solution back into the SMT aliases.
170 (may_alias_p): Use alias_set_subset_of instead of
171 aliases_conflict_p. A pointer which points to
172 memory with alias set zero may access any variable.
174 2008-04-23 Richard Guenther <rguenther@suse.de>
176 * alias.c (alias_set_subset_of): Correctly handle asking
177 if zero is a subset of an alias set with zero child.
178 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
179 (compute_flow_insensitive_aliasing): Correctly walk all
180 pointers. Do not unnecessarily union sets.
182 2008-04-23 Richard Guenther <rguenther@suse.de>
185 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
187 2008-04-22 Tomas Bily <tbily@suse.cz>
189 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
191 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
193 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
194 * tree-ssa-structalias.c (get_constraint_for): Likewise.
195 * tree-inline.c (estimate_num_insns_1): Likewise.
196 * varasm.c (const_hash_1, compare_constant, copy_constant)
197 (compute_reloc_for_constant, output_addressed_constants): Likewise.
198 * emit-rtl.c (component_ref_for_mem_expr)
199 (set_mem_attributes_minus_bitpos): Likewise.
200 * expr.c (highest_pow2_factor, expand_expr_real_1, )
201 (is_aligning_offset): Likewise.
202 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
203 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
204 * dojump.c (do_jump): Likewise.
205 * builtins.c (get_pointer_alignment, get_memory_rtx)
206 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
207 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
209 2008-04-23 Jakub Jelinek <jakub@redhat.com>
211 PR rtl-optimization/36017
212 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
213 expanding the library call.
215 2008-04-22 Ian Lance Taylor <iant@google.com>
217 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
220 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
222 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
223 of LR/CTR moves for Power6.
225 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
228 * passes.c (init_optimization_passes): Remove
229 pass_fast_rtl_byte_dce.
231 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
235 builtin functions to generate faster code.
236 (_mm_cvtpu16_ps): Ditto.
237 (_mm_cvtpi32x2_ps): Ditto.
239 2008-04-22 Nick Clifton <nickc@redhat.com>
241 * common.opt (ftree-loop-distribution): Add Optimization
244 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
245 (frv_expand_builtin_va_start): Likewise.
247 * config/arm/arm.c (thumb_find_work_register): Fix location of
248 argument register count.
250 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
252 Support scheduling for ColdFire V1 and V3 microarchitecture.
253 Improve scheduling of multiplication instructions.
255 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
256 (mac): New instruction attribute.
257 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
258 (m68k_sched_mac): New variable.
259 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
260 Handle cfv1 and cfv3.
261 (max_insn_size): New static variable.
262 (struct _sched_ib): New type.
263 (sched_ib): New static variable.
264 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
265 to fields of 'struct _sched_ib sched_ib'. Update all uses.
266 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
268 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
269 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
270 new variables. Update.
271 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
272 Add modeling of cfv3 instruction buffer. Update.
273 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
274 * config/m68k/m68k.h (TUNE_CFV3): New macro.
275 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
276 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
277 a particular reservation applies to.
278 (type2): Reorganize attribute values. Rename alu to alu_reg,
279 alu_l to alu, move_l to omove. Join move to alu. Split mul
281 (cf_ib_*): Simplify description of instruction buffer.
282 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
283 (cf_mem): Split into cf_mem1 and cf_mem2.
284 (cf_v2_move_??): Rename to cfv12_alu_??.
285 (cf_v2_move_l_??): Rename to cfv12_omove_??.
286 (cf_v2_mul_??): Remove reservations.
287 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
288 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
289 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
291 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
292 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
293 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
294 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
295 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
296 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
297 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
298 expansions of the above reservations for instructions of sizes
301 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
303 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
305 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
307 * coverage.c: Include tree-pass.h.
308 (coverage_counter_alloc): Print da_file_name to the dump file.
310 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
312 * sbitmap.c (sbitmap_range_empty_p): New function.
313 * sbitmap.h (sbitmap_range_empty_p): New function.
314 * bitmap.h: Now includes obstack.h.
316 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
317 Kenneth Zadeck <zadeck@naturalbridge.com>
319 * dbgcnt.def (ra_byte_scan): Added.
320 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
321 when the last hit happens for a counter.
322 * timevar.def (TV_DF_BYTE_LR): New variable.
323 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
324 * passes.c (pass_fast_rtl_byte_dce): New pass.
325 * fwprop.c (update_df): Added mode to call df_ref_create.
326 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
327 DF_REF_EXTRACT_OFFSET.
328 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
329 DF_BYTE_LR_OUT, df_byte_lr): New macro.
331 (df_ref_extract): Added mode field.
332 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
333 DF_REF_EXTRACT_OFFSET.
334 (DF_REF_EXTRACT_MODE): New macro.
335 (df_byte_lr_bb_info): New structure.
336 (df_print_byte_regset, df_compute_accessed_bytes,
337 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
338 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
339 df_byte_lr_simulate_uses,
340 df_byte_lr_simulate_artificial_refs_at_top,
341 df_byte_lr_simulate_artificial_refs_at_end,
342 df_compute_accessed_bytes): New function.
343 (df_ref_create): Add parameter.
344 (df_byte_lr_get_bb_info): New inline function.
345 * df-scan.c (df_ref_record, df_uses_record,
346 df_ref_create_structure): Added mode parameter.
347 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
348 df_defs_record, df_uses_record, df_get_conditional_uses,
349 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
350 df_entry_block_defs_collect, df_exit_block_uses_collect):
351 Added mode parameter to calls to df_ref_record, df_uses_record,
352 df_ref_create_structure.
353 (df_ref_equal_p, df_ref_compare): Added test for modes.
354 (df_ref_create_structure): Added code to set mode. Renamed
355 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
356 DF_REF_EXTRACT_OFFSET.
357 * df-core.c (df_print_byte_regset): New function.
358 * df-byte-scan.c: New file.
359 * df-problems.c (df_rd_transfer_function): Removed unnecessary
360 calls to BITMAP_FREE.
361 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
362 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
363 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
364 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
365 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
366 df_byte_lr_local_compute, df_byte_lr_init,
367 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
368 df_byte_lr_transfer_function, df_byte_lr_free,
369 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
370 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
371 df_byte_lr_simulate_uses,
372 df_byte_lr_simulate_artificial_refs_at_top,
373 df_byte_lr_simulate_artificial_refs_at_end): New function.
374 * dce.c (byte_dce_process_block): New function.
375 (dce_process_block): au is now passed in rather than computed
376 locally. Changed loops that look at artificial defs to not look
377 for conditional or partial ones, because there never are any.
378 (fast_dce): Now is able to drive byte_dce_process_block or
379 dce_process_block depending on the kind of dce being done.
380 (rest_of_handle_fast_dce): Add parameter to fast_dce.
381 (rest_of_handle_fast_byte_dce): New function.
382 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
383 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
385 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
388 * gcc.h: Added fortran options that take arguments to
389 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
392 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
394 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
395 scalarization if on the LHS and not a full access.
397 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
399 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
401 2008-04-18 Rafael Espindola <espindola@google.com>
403 * tree-vrp.c (find_case_label_index): Fix the binary search.
404 (find_case_label_range): New.
405 (vrp_visit_switch_stmt): Use find_case_label_range.
406 (simplify_switch_using_ranges): Use find_case_label_range.
408 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
410 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
411 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
413 2008-04-18 Tom Tromey <tromey@redhat.com>
416 * doc/cpp.texi (Implementation-defined behavior): Mention
419 2008-04-18 Ian Lance Taylor <iant@google.com>
421 * fold-const.c (pointer_may_wrap_p): New static function.
422 (fold_comparison): Add another test for pointer overflow. Use
423 pointer_may_wrap_p to disable some false positives.
425 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
427 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
428 (fname_as_string): Match updated cpp_interpret_string prototype.
429 (fix_string_type): Support char16_t* and char32_t*.
430 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
431 derivative) nodes. Register as builtin if C++0x.
432 (c_parse_error): Support CPP_CHAR{16,32}.
433 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
434 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
435 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
436 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
437 CTI_CHAR32_ARRAY_TYPE>: New elements.
438 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
439 char32_type_node, signed_char32_type_node, char16_array_type_node,
440 char32_array_type_node): New defines.
441 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
442 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
443 (lex_string): Support CPP_STRING{16,32}, match updated
444 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
445 (lex_charconst): Support CPP_CHAR{16,32}.
446 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
447 and CPP_STRING{16,32}.
449 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
452 * aclocal.m4: Regenerate.
453 * configure: Regenerate.
455 2008-04-18 Jan Hubicka <jh@suse.cz>
457 * except.c (dw2_size_of_call_site_table,
458 sjlj_size_of_call_site_table): Use vector API for call_site_record.
460 * cgraphbuild.c (build_cgraph_edges): Update.
461 * tree-pass.h: Update comment.
462 * final.c (leaf_function_p): Update.
463 (leaf_renumber_regs): Update.
464 (rest_of_clean_state): Update.
465 * omp-low.c (expand_omp_parallel): Update.
466 * ipa-reference.c (analyze_function): Update.
467 * reorg.c (find_end_label): Update.
468 (optimize_skip): Update.
469 (fill_simple_delay_slots): Update.
470 (fill_simple_delay_slots): Update.
471 (make_return_insns): Update.
472 (dbr_schedule): Update.
473 * gimple-low.c (record_vars_into): Update.
474 * cfgbuild.c (make_edges): Update.
475 * function.c (assign_stack_local): Update.
476 (assign_parm_adjust_stack_rtl): Update.
477 (locate_and_pad_parm): Update.
478 (allocate_struct_function): Do not initialize stack_alignment_needed
479 and preferred_stack_boundary here.
480 (stack_protect_prologue): Update.
481 (stack_protect_epilogue): Update.
482 (expand_function_start): Initialize stack_alignment_needed,
483 preferred_stack_boundary and max_jumptable_ents.
484 (expand_function_end): Update.
485 (free_after_compilation): Do not NULLify epilogue_delay_list.
486 * function.h (struct rtl_data): Add stack_protect_guard,
487 stack_alignment_needed,
488 preferred_stack_boundary, epilogue_delay_list.
489 (struct function): Remove value_histograms, stack_alignment_needed,
490 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
492 unexpanded_var_list, stack_protect_guard.
493 (current_function_epilogue_delay_list): Remove.
494 * ipa-type-escape.c (analyze_function): Update.
495 * gimplify.c (pop_gimplify_context): Update comment.
496 * calls.c (expand_call): Update.
497 (emit_library_call_value_1): Update.
498 * except.c (set_nothrow_function_flags): Update.
499 * cfgexpand.c (get_decl_align_unit): Update.
500 (create_stack_guard): Update.
501 (estimated_stack_frame_size): Update.
502 (expand_used_vars): Update.
503 (tree_expand_cfg): Free histogram earliers, init expansion variables.
504 * explow.c (allocate_dynamic_stack_space): Update.
505 * tree-ssa-live.c (remove_unused_locals): Update.
506 * varasm.c (mark_constant_pool): Update.
507 * tree-inline.c (remap_decls): Update.
508 (initialize_cfun): Update.
509 (declare_return_variable): Update.
510 (inline_forbidden_p): Update.
511 (expand_call_inline): Update.
512 (declare_inline_vars): Update.
513 (tree_function_versioning): Update.
514 * tree-flow.h (value_histograms): New.
515 (VALUE_HISTOGRAMS): New macro.
516 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
518 * tree-cfg.c (set_bb_for_stmt): Update.
519 (replace_by_duplicate_decl): Update.
520 (move_block_to_fn): Update.
521 (new_label_mapper): Update.
522 (dump_function_to_file): Update.
523 * ipa-struct-reorg.c (build_data_structure): Update.
524 * cfgrtl.c (print_rtl_with_bb): Update.
525 * reload1.c (reload): Update.
527 * config/i386/i386.c (setup_incoming_varargs_64,
528 ix86_compute_frame_layout): Update.
529 * config/arc/arc.c (arc_output_function_epilogue): Update.
531 2008-04-18 Marius Strobl <marius@FreeBSD.org>
533 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
535 * gthr-posix95.h: Likewise.
537 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
539 PR rtl-optimization/35838
540 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
541 out the byte offset of the first subreg.
543 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
545 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
546 to split_ti instead of three separate calls with single member arrays.
547 (subti3 splitter): Ditto.
548 (adddi3 splitter): Ditto with split_di.
549 (subdi3 splitter): Ditto.
550 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
551 two separate calls with single member arrays. Swap match_dup
552 operands 1 and 2 to better fit into the array.
553 (negdi2 splitter): Ditto with split_di.
554 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
555 two separate calls with single member arrays. Swap match_dup operands
556 6 and 7 to better fit into the array.
558 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
560 * config/i386/i386.c (sse_builtin_type): New.
561 (bdesc_sse_args): Likewise.
562 (bdesc_sse_3arg): Removed.
563 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
564 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
565 IX86_BUILTIN_ROUNDPS.
566 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
567 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
568 IX86_BUILTIN_ROUNDPS.
569 (ix86_expand_sse_4_operands_builtin): Removed.
570 (ix86_expand_sse_operands_builtin): New.
571 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
572 and CODE_FOR_sse4_1_roundps.
573 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
574 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
576 2008-04-17 Alan Modra <amodra@bigpond.net.au>
579 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
580 regs before frame pop when needed. If use_backchain_to_restore_sp
581 then load backchain into a temp reg to restore vr and vrsave. Add
582 code to restore vr after frame pop if possible.
584 2008-04-17 Richard Guenther <rguenther@suse.de>
586 * tree-vn.c (expressions_equal_p): Do not check type
587 equality or compatibility before calling operand_equal_p.
588 * fold-const.c (operand_equal_p): Check equivalence of
589 integer constants before bailing out due to signedness or
590 precision differences.
591 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
592 spurious differences in type qualification. Ignore types
593 for COMPONENT_REFs at all.
595 2008-04-17 Christian Bruel <christian.bruel@st.com>
597 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
600 2008-04-16 Jakub Jelinek <jakub@redhat.com>
603 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
606 PR tree-optimization/35899
607 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
608 rather than TREE_OPERAND.
610 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
613 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
614 temporary registers. Change operand predicate to general_operand.
615 (remainderxf3): Ditto.
617 2008-04-16 Richard Guenther <rguenther@suse.de>
619 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
620 * tree-affine.c (aff_combination_expand): Look through some
623 2008-04-15 Doug Kwan <dougkwan@google.com>
625 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
627 * tree-pretty-print.c (dump_generic_node): Ditto.
628 * final.c (output_addr_const): Ditto.
629 * dwarf2out.c (output_cfi): Ditto.
630 * c-pretty-print.c (pp_c_integer_constant): Ditto.
631 * print-rtl.c (print_rtx): Ditto.
632 * print-tree.c (print_node_brief, print_node): Ditto.
633 * c-common.c (match_case_to_enum_1): Ditto.
634 * sched-vis.c (print_value): Ditto.
635 * config/i386/i386.c (print_operand): Cast to long unsigned int
638 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
639 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
640 MS Windows VirtualProtect function.
642 2008-04-15 Jan Hubicka <jh@suse.cz>
644 * gengtype.c (write_root): Param_is argument is OK.
645 * expr.c (expand_expr_real_1): Update call of get_exception_*.
646 * function.h: Include varray.h
647 (rtl_eh): New stucture based on except.c one.
648 (call_site_record): New forward declaration and vector type.
649 * calls.c (emit_call_1): Do not call
650 note_current_region_may_contain_throw.
651 * except.c (eh_status): Remove cur_region, try_region since they are
653 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
654 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
655 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
656 Remove call_site_data_used, call_site_data_size.
657 Turn call_site_record into vector in function.h.
658 (note_current_region_may_contain_throw): Remove.
659 (get_exception_pointer, get_exception_filter): Do not take struct
660 function argument; update.
661 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
662 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
663 build_post_landing_pads, dw2_build_landing_pads,
664 sjlj_assign_call_site_values, sjlj_mark_call_sites,
665 sjlj_emit_function_enter, sjlj_emit_function_enter,
666 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
667 sjlj_build_landing_pads, finish_eh_generation,
668 remove_exception_handler_label, remove_eh_handler,
669 maybe_remove_eh_handler, add_reachable_handler,
670 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
671 add_action_record, collect_one_action_chain, add_call_site,
672 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
673 sjlj_output_call_site_table, output_function_exception_table,
674 * except.h (note_current_region_may_contain_throw): Remove
675 (get_exception_pointer, get_exception_filter): Do not take struct
677 * Makefile.in (GTFILES): Put varargs before struct function.
679 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
681 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
683 (get_constraint_for): Deal with STRING_CST here instead.
685 2008-04-15 Richard Guenther <rguenther@suse.de>
687 * tree-ssa-propagate.c (substitute_and_fold): Substitute
688 statements in a basic-block with a backward walk. Do not
689 substitute into dead statements but instead remove those.
691 2008-04-15 Richard Guenther <rguenther@suse.de>
693 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
694 to zero, thus disable creation of SFTs.
696 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
698 * tree-predcom.c (suitable_reference_p): Return false if the
701 2008-04-15 Jakub Jelinek <jakub@redhat.com>
704 * c-decl.c (finish_decl): If extern or static var has variable
705 size, set TREE_TYPE (decl) to error_mark_node.
707 2008-04-15 Rafael Espindola <espindola@google.com>
709 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
712 2008-04-15 Richard Guenther <rguenther@suse.de>
714 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
715 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
716 (visit_reference_op_load): Do walk vuse-vdef chains on
718 (visit_reference_op_store): But do not here.
719 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
721 (vn_lookup_with_vuses): But do so here.
723 2008-04-14 Ian Lance Taylor <iant@google.com>
725 * fold-const.c (fold_overflow_warning): Remove assertion.
727 2008-04-15 Ben Elliston <bje@au.ibm.com>
729 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
730 temp1 local variables.
732 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
735 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
736 ".text.unlikely" section as executable.
738 2008-04-14 James E. Wilson <wilson@tuliptree.org>
740 * config/ia64/ia64.c (rtx_needs_barrier): Handle
741 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
742 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
743 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
744 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
745 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
746 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
748 2008-04-14 Ian Lance Taylor <iant@google.com>
750 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
751 * fold-const.c (fold_comparison): If appropriate, test
752 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
753 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
754 reassociating a pointer type.
755 * doc/invoke.texi (Optimize Options): Document that
756 -fstrict-overflow applies to pointer wraparound.
758 2008-04-13 Jan Hubicka <jh@suse.cz>
760 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
762 2008-04-12 Andrew Pinski <pinskia@gmail.com>
764 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
765 we are going to "save the world".
767 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
769 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
770 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
771 operand 0 constraint, not "=".
773 2008-04-11 James E. Wilson <wilson@tuliptree.org>
775 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
777 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
779 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
780 of size of positions_needed * CHAR_BIT.
782 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
785 * dse.c (store_info): Change positions_needed to unsigned
787 (lowpart_bitmask): New.
788 (record_store): Cast to unsigned HOST_WIDE_INT for
789 positions_needed. Assert width <= size of positions_needed *
790 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
791 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
792 lowpart_bitmask to set mask.
794 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
796 * config/bfin/constraints.md: New file.
797 * config/bfin/bfin.md: Include it.
798 (adddi3): Use satisfies_constraint functions instead of the old macros.
799 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
800 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
801 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
802 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
803 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
804 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
805 EXTRA_CONSTRAINT): Delete.
806 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
807 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
809 * config/bfin/bfin.c: Include "tm-constrs.h".
810 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
811 Use satisfies_constraint functions instead of the old macros.
812 * doc/md.texi (Blackfin Constraints): Update file name reference.
814 2008-04-11 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/35869
817 * tree-vrp.c (execute_vrp): Move switch statement update after
818 jump threading. Schedule another cfg cleanup run.
820 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
823 * attribs.c (decl_attributes): Return early on errorneous node.
825 2008-04-10 Oleg Ryjkov <olegr@google.com>
827 * tree.h (struct tree_base): Added a new flag default_def_flag.
828 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
830 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
832 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
834 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
837 * pa.md: Define mode iterator P. Define mode attribute dwc.
838 (dcacheflush): Update pattern to use iterator P and attribute dwc.
839 (icacheflush): Likewise.
840 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
841 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
843 2008-04-11 Ben Elliston <bje@au.ibm.com>
845 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
847 2008-04-10 Rafael Espindola <espindola@google.com>
849 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
850 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
851 (extract_range_from_expr): The same.
853 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
855 * config/mips/mips.md (GPR2): New mode iterator.
857 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
858 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
859 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
860 Rewrite these to take two modes, the mode of comparison and the
861 mode of the destination.
862 * config/mips/mips.c (mips_expand_scc): Instead of having
863 paradoxical subreg as destination, expand "narrowing" scc if mode
864 of comparison is SI and target is requested in DI mode.
865 (mips_emit_int_order_test): Update comment. Make mode of
866 comparison match CMP0 rather than TARGET. When creating inverse
867 target use mode of TARGET.
869 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
871 * gcov-dump.c (tag_summary): Only print summaries for the first
872 GCOV_COUNTERS_SUMMABLE counters.
874 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.md (absneg): New code iterator.
877 (absnegprefix): New code attribute.
878 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
879 patterns using absneg code iterator.
880 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
881 using absneg code iterator.
882 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
883 *neg<mode>2 patterns using absneg code iterator.
884 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
885 *negextendsfdf2 patterns using absneg code iterator.
886 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
887 *negextendsfxf2 patterns using absneg code iterator.
888 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
889 *negextendsfdf2 patterns using absneg code iterator.
890 * config/i386/sse.md (<code><mode>2): Macroize expander from
891 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
893 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
895 * config/s390/s390.h: Remove the remains of the recent search
896 & replace action of current_function_outgoing_args_size.
898 2008-04-10 Ira Rosen <irar@il.ibm.com>
900 PR tree-optimization/35821
901 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
902 NEW_STMT_LIST is not NULL.
904 2008-04-09 David Edelsohn <edelsohn@gnu.org>
907 * toplev.c (process_options): Remove -ffunction-sections debugging
910 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
912 PR middle-end/PR28690
913 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
914 than gen_rtx_fmt_ee to perform more canonicalizations.
916 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
919 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
921 2008-04-09 Richard Guenther <rguenther@suse.de>
923 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
924 (dump_function_to_file): Dump function arguments with types.
926 2008-04-08 Richard Guenther <rguenther@suse.de>
928 * fold-const.c (fold_widened_comparison): Do not allow
929 sign-changes that change the result.
931 2008-04-08 Janis Johnson <janis187@us.ibm.com>
934 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
935 kinds of indirect references.
937 2008-04-08 David Edelsohn <edelsohn@gnu.org>
939 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
940 GNU Fortran language string.
942 2008-04-08 Rafael Espindola <espindola@google.com>
944 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
945 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
946 * tree.h (tree_call_nonnegative_warnv_p): New.
948 2008-04-08 Jan Hubicka <jh@suse.cz>
950 * function.c (free_after_compilation): Clear out regno_reg_rtx
953 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
956 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
958 PR middle-end/PR28690
959 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
960 same precedence as REG_POINTER and MEM_POINTER operands.
962 2008-04-08 Richard Guenther <rguenther@suse.de>
965 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
966 for adding index to base.
968 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
970 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
971 (MINGW_ENABLE_EXECUTE_STACK): New.
972 (IN_LIBGCC2): For libgcc include windows.h file for
973 function declarations.
975 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
977 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
978 and tem2 if tem1 is not a REG or MULT.
980 2008-04-08 Jan Hubicka <jh@suse.cz>
982 * function.h (incomming_args): Break out of struct function.
983 (function_subsections): Break out of struct function.
984 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
985 return_rtx and hard_reg_initial_vals from struct function.
986 Kill inl_max_label_num.
987 (current_function_pops_args, current_function_args_info,
988 current_function_args_size, current_function_args_size,
989 current_function_pretend_args_size,
990 current_function_outgoing_args_size,
991 current_function_internal_arg_pointer, current_function_return_rtx):
992 Kill compatibility accestor macros.
993 * builtins.c (expand_builtin_apply_args_1): Update.
994 (expand_builtin_next_arg): Update.
995 * df-scan.c (df_get_call_refs): Update.
996 * dbxout.c (dbxout_function_end): Update.
997 * dwarf2out.c (dwarf2out_switch_text_section): Update.
998 (output_line_info): Update.
999 (secname_for_decl): Update.
1000 (dwarf2out_var_location): Update.
1001 * function.c (free_after_compilation): Update.
1002 (assign_parm_find_stack_rtl): Update.
1003 (assign_parms): Update.
1004 (expand_dummy_function_end): Update.
1005 (expand_function_end): Update.
1006 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1007 (expand_call): Update.
1008 (emit_library_call_value_1): Update.
1009 (store_one_arg): Update.
1010 * varasm.c (initialize_cold_section_name): Update.
1011 (unlikely_text_section): Update.
1012 (unlikely_text_section_p): Update.
1013 (assemble_start_function): Update.
1014 (assemble_end_function): Update.
1015 (default_section_type_flags): Update.
1016 (switch_to_section): Update.
1017 * integrate.c (set_decl_abstract_flags): Update.
1018 (get_hard_reg_initial_val): Update.
1019 (has_hard_reg_initial_val): Update.
1020 (allocate_initial_values): Update.
1021 * resource.c (init_resource_info): Update.
1022 * config/alpha/alpha.c (NUM_ARGS): Update.
1023 (direct_return): Update.
1024 (alpha_va_start): Update.
1025 (alpha_sa_size): Update.
1026 (alpha_initial_elimination_offset): Update.
1027 (alpha_expand_prologue): Update.
1028 (alpha_start_function): Update.
1029 (alpha_expand_epilogue): Update.
1030 (unicosmk_initial_elimination_offset):
1031 * config/alpha/alpha.md (call expander): Update.
1032 * config/s390/s390.c (s390_register_info): Update.
1033 (s390_register_info): Update.
1034 (s390_frame_info): Update.
1035 (s390_initial_elimination_offset): Update.
1036 (s390_build_builtin_va_list): Update.
1037 (s390_va_start): Update.
1038 * config/spu/spu.c (direct_return): Update.
1039 (spu_expand_prologue): Update.
1040 (spu_initial_elimination_offset): Update.
1041 (spu_build_builtin_va_list): Update.
1042 (spu_va_start): Update.
1043 * config/sparc/sparc.c (sparc_init_modes): Update.
1044 (sparc_compute_frame_size): Update.
1045 (function_value): Update.
1046 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1047 * config/i386/i386.md (return expander): Update.
1048 * config/i386/i386.c (ix86_va_start): Update.
1049 (ix86_can_use_return_insn_p): Update.
1050 (ix86_compute_frame_layout): Update.
1051 (ix86_expand_epilogue): Update.
1052 * config/sh/sh.c (output_stack_adjust): Update.
1053 (calc_live_regs): Update.
1054 (sh_expand_prologue): Update.
1055 (sh_builtin_saveregs): Update.
1056 (sh_va_start): Update.
1057 (initial_elimination_offset): Update.
1058 (sh_allocate_initial_value): Update.
1059 (sh_function_ok_for_sibcall): Update.
1060 (sh_get_pr_initial_val): Update.
1061 * config/sh/sh.md (return expander): Update.
1062 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1063 * config/crx/crx.c (crx_compute_frame): UPdate.
1064 (crx_initial_elimination_offset): UPdate.
1065 * config/xtensa/xtensa.c (compute_frame_size): Update
1066 (xtensa_builtin_saveregs): Update.
1067 (xtensa_va_start): Update.
1068 (order_regs_for_local_alloc): Update.
1069 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1070 (xstormy16_expand_builtin_va_start): Update.
1071 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1072 * config/m68hc11/m68hc11.md (return expanders): Update.
1073 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1074 (expand_epilogue): Update.
1075 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1076 (cris_simple_epilogue): Update.
1077 (cris_expand_prologue): Update.
1078 (cris_expand_epilogue): Update.
1079 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1080 (compute_frame_size): Update.
1081 * config/mt/mt.c (mt_compute_frame_size): Update.
1082 * config/mn10300/mn10300.c (expand_prologue): Update.
1083 (expand_epilogue): Update.
1084 (initial_offset): Update.
1085 (mn10300_builtin_saveregs):
1086 * config/mn10300/mn10300.md (return expander): Update.
1087 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1088 (ia64_initial_elimination_offset): Update.
1089 (ia64_initial_elimination_offset): Update.
1090 (ia64_expand_prologue): Update.
1091 * config/m68k/m68k.md (return expander): Update.
1092 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1093 (rs6000_stack_info): Update.
1094 * config/mcore/mcore.c (layout_mcore_frame): Update.
1095 (mcore_expand_prolog): Update.
1096 * config/arc/arc.c (arc_compute_frame_size): Update.
1097 * config/score/score3.c (score3_compute_frame_size): Update.
1098 * config/score/score7.c (score7_compute_frame_size): Update.
1099 * config/arm/arm.c (use_return_insn): Update.
1100 (thumb_find_work_register): Update.
1101 (arm_compute_save_reg_mask): Update.
1102 (arm_output_function_prologue): Update.
1103 (arm_output_epilogue): Update.
1104 (arm_size_return_regs): Update.
1105 (arm_get_frame_offsets): Update.
1106 (arm_expand_prologue): Update.
1107 (thumb_exit): Update.
1108 (thumb_unexpanded_epilogue): Update.
1109 (thumb1_output_function_prologue): Update.
1110 * config/pa/pa.md (return expander): Update.
1111 * config/pa/pa.c (compute_frame_size): Update.
1112 (hppa_builtin_saveregs): Update.
1113 * config/mips/mips.c (mips_va_start): Update.
1114 (mips16_build_function_stub): Update.
1115 (mips_compute_frame_info): Update.
1116 (mips_restore_gp): Update.
1117 (mips_output_function_prologue): Update.
1118 (mips_expand_prologue): Update.
1119 * config/v850/v850.c (compute_frame_size): Update.
1120 (expand_prologue): * config/mmix/mmix.c (along): update.
1121 (mmix_initial_elimination_offset): update.
1122 (mmix_reorg): update.
1123 (mmix_use_simple_return): update.
1124 (mmix_expand_prologue): update.
1125 (mmix_expand_epilogue): Update.
1126 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1127 (emit_link_insn): Update.
1129 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1131 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1132 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1134 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1137 2008-04-07 Jan Hubicka <jh@suse.cz>
1139 * function.h (rtl): Rename to x_rtl.
1141 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1142 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1143 used_temp_slots avail_temp_slots, temp_slot_level,
1144 nonlocal_goto_handler_labels): Update accesstors.
1145 (rtl): New global variable.
1146 (struct function): Move some fileds to rtl_data.
1147 (get_arg_pointer_save_area): Update prototype.
1148 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1149 get_arg_pointer_save_area.
1150 * expr.c (init_expr): Update
1151 * function.c (get_frame_size): Update
1152 (assign_stack_local): Update
1153 (expand_function_end): Update.
1154 (get_art_pointer_save_area): Update
1156 * emit-rtl.c (rtl): Declare.
1157 (regno_reg_rtx): Declare.
1158 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1160 (gen_reg_rtx): Update.
1161 * varasm.c (n_deferred_constatns): Update accestor.
1162 (init_varasm_status): Do not allocate varasm_status.
1163 (force_const_mem, get_pool_size, output_constant_pool): Update.
1164 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1165 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1166 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1167 * sparc/sparc.h (INIT_EXPANDERS): Update.
1168 * ia64/ia64.h (INIT_EXPANDERS): Update.
1170 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1172 * reload.c (push_secondary_reload): Add missing break to for loop.
1174 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1176 PR middle-end/PR28690
1177 * rtlanal.c: Update copyright years.
1178 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1179 as REG_POINTER and MEM_POINTER operands.
1180 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1181 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1182 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1183 * gcse.c: Update copyright years.
1184 (pre_delete): Call gen_reg_rtx_and_attrs.
1185 (hoist_code): Likewise.
1186 (build_store_vectors): Likewise.
1187 (delete_store): Likewise.
1188 * loop-invariant.c (move_invariant_reg): Likewise.
1189 Update copyright years.
1191 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1194 control string instead of quoted.
1196 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1198 * doc/rtl.texi: Rewrite of subreg section.
1200 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1203 * config/i386/i386.c (legitimize_pic_address): Add treating
1204 of dllimport SYM_REF's.
1205 (legitimize_dllimport_symbol): Add prototype.
1207 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1209 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1210 reference in constructor with non self-referential type.
1212 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1214 Removal of Return with Depressed Stack Pointer support
1215 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1216 (ECF_SP_DEPRESSED): Likewise.
1217 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1218 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1219 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1220 (expand_call): Do not test ECF_SP_DEPRESSED.
1221 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1222 * function.c (keep_stack_depressed): Delete.
1223 (handle_epilogue_set): Likewise.
1224 (update_epilogue_consts): Likewise.
1225 (emit_equiv_load): Likewise.
1226 (thread_prologue_and_epilogue_insns): Remove support for Return with
1227 Depressed Stack Pointer.
1228 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1230 2008-04-06 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/35400
1233 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1234 information from SSA_NAMEs.
1236 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1238 * config/avr/avr.h (avr_mega_p): Remove declaration.
1239 (AVR_MEGA): Remove macro.
1240 * config/avr/avr.c (avr_mega_p): Remove variable.
1241 (avr_override_options): Remove inicializion of avr_mega_p.
1242 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1243 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1244 (avr_jump_mode): (Ditto.).
1245 (avr_output_progmem_section_asm_op): (Ditto.).
1246 (avr_asm_init_sections): (Ditto.).
1247 (avr_asm_init_sections): (Ditto.).
1248 (avr_rtx_costs): (Ditto.).
1249 * config/avr/avr.md: (Ditto.).
1250 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1253 2008-04-06 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/35842
1256 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1257 is_gimple_invariant_address.
1259 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1261 * gcc.c (default_compilers): Sync Fortran extensions list with
1262 that in fortran/lang-specs.h.
1263 * doc/invoke.texi: Likewise.
1264 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1265 * dwarf2out.c (gen_compile_unit_die): Likewise.
1267 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1269 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1271 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1274 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1275 attribute is used for nested functions.
1277 2008-04-05 Jan Hubicka <jh@suse.cz>
1279 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1281 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1283 (dump_files): Update.
1284 (enable_rtl_dump_file): Do not accept letter argument.
1285 * tree-pass.h (dump_file_info): Remove letter argument.
1286 * toplev.c (decode_d_option): Update -da handling.
1287 * toplev.h (enable_rtl_dump_file): Update prototype.
1288 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1289 it out based on pass type.
1290 (register_dump_files_1): Likewise.
1291 (init_optimization_passes): Update register_one_dump_file calls.
1292 (execute_one_pass): Sanity check that IPA passes are called at IPA
1293 level and RTL passes at RTL level.
1294 (execute_pass_list): IPA pass can not be after or subpass of
1296 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1297 disallov RTL subpasses of IPA subpasses.
1299 2008-04-05 Ben Elliston <bje@au.ibm.com>
1301 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1302 builtins that return exactly once and do not throw. Cache call to
1305 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1307 PR rtl-optimization/34916
1309 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1310 between instruction pairs.
1312 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1314 * doc/invoke.texi: Document -mbitops for SH.
1315 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1316 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1317 * config/sh/sh.c (print_operand): Add %t operand code.
1318 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1319 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1320 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1321 (extendqihi2): Likewise.
1322 (movqi_i): Likewise.
1323 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1324 (extv): Use bld instruction for SH2A if possible.
1326 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1327 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1328 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1329 (bset.b, bclr.b): Define peepholes.
1330 * config/sh/sh.opt (mbitops): New option.
1332 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1335 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1336 and view convert expression.
1338 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1341 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1343 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1345 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1347 * config/i386/cpuid.h (bit_AES): New.
1348 (bit_PCLMUL): Likewise.
1350 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1351 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1352 SSE2 if AES or PCLMUL is enabled.
1353 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1354 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1355 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1356 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1357 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1358 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1359 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1360 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1361 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1362 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1363 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1364 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1365 __builtin_ia32_aeskeygenassist128 and
1366 __builtin_ia32_pclmulqdq128.
1367 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1368 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1369 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1371 * config/i386/i386.h (TARGET_AES): New.
1372 (TARGET_PCLMUL): Likewise.
1373 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1375 * config/i386/i386.md (UNSPEC_AESENC): New.
1376 (UNSPEC_AESENCLAST): Likewise.
1377 (UNSPEC_AESDEC): Likewise.
1378 (UNSPEC_AESDECLAST): Likewise.
1379 (UNSPEC_AESIMC): Likewise.
1380 (UNSPEC_AESKEYGENASSIST): Likewise.
1381 (UNSPEC_PCLMUL): Likewise.
1383 * config/i386/i386.opt (maes): New.
1384 (mpclmul): Likewise.
1386 * config/i386/sse.md (aesenc): New pattern.
1387 (aesenclast): Likewise.
1389 (aesdeclast): Likewise.
1391 (aeskeygenassist): Likewise.
1392 (pclmulqdq): Likewise.
1394 * config/i386/wmmintrin.h: New.
1396 * doc/extend.texi: Document AES and PCLMUL built-in function.
1398 * doc/invoke.texi: Document -maes and -mpclmul.
1400 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1402 * function.c (free_after_parsing): Replace with
1403 cxx_push_function_context from C++ front-end.
1404 (allocate_struct_function): Don't call langhook.
1405 * langhooks.h (struct lang_hooks_for_functions): Delete.
1406 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1408 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1409 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1410 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1411 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1412 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1413 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1414 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1416 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1417 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1419 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1422 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1425 2008-04-04 Richard Guenther <rguenther@suse.de>
1428 * fold-const.c (optimize_minmax_comparison): Use the correct
1429 type for the constant in the simplified comparison.
1431 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1433 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1434 Pass L2 size as "--param l2-cache-size" to the compiler.
1435 (decode_l2_cache): New function to decode L2 cache parameters using
1436 0x8000006 extended cpuid function.
1437 (detect_caches_amd): Determine parameters of L2 cache using
1438 decode_l2_caches function.
1439 (decode_caches_intel): Decode L2 cache parameters.
1440 (detect_caches_intel): Determine L2 cache parameters using
1441 decode_caches_intel and decode_l2_caches functions.
1443 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1445 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1446 secondary input reload for subword loads from the constant pool.
1448 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1451 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1452 constants of the appropriate size for runtime calculations.
1455 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1456 decimal-float literal constant zero.
1458 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1461 * c-parser.c (c_parser_omp_atomic): Call
1462 default_function_array_conversion on the RHS.
1465 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1466 call is_variable_sized if decl has incomplete type.
1468 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1472 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1474 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1476 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1477 (sgt<u>): Merge sgt and sgtu into new expander.
1478 (sgt, sgtu): Remove expanders.
1479 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1480 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1481 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1482 *sgtu_<mode>_mips16 into new pattern.
1483 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1484 (sge<u>): Merge sge and sgeu into new expander.
1485 (sge, sgeu): Remove expanders.
1486 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1488 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1489 (slt<u>): Merge slt and sltu into new expander.
1490 (slt, sltu): Remove expanders.
1491 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1492 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1493 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1494 *sltu_<mode>_mips16 into new pattern.
1495 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1496 (sle<u>): Merge sle and sleu into new expander.
1497 (sle, sleu): Remove expanders.
1498 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1499 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1500 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1501 *sleu_<mode>_mips16 into new pattern.
1502 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1504 2008-04-03 Jan Hubicka <jh@suse.cz>
1506 PR tree-optimization/35795
1507 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1508 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1509 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1510 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1511 * score/score3.c (score3_output_mi_thunk): Likewise.
1512 * score/score7.c (score7_output_mi_thunk): Likewise.
1513 * mips/mips.c (mips_output_mi_thunk): Likewise.
1515 2008-04-03 Richard Guenther <rguenther@suse.de>
1517 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1518 conversions. Simplify code.
1520 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1522 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1524 2008-04-03 Tom Tromey <tromey@redhat.com>
1525 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1527 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1528 * config/bfin/t-bfin-linux (generated_files): Add
1529 linux-sysroot-suffix.h.
1530 * doc/install.texi (Prerequisites): Require make 3.80.
1531 * doc/sourcebuild.texi (Front End Directory): Document new
1533 * Makefile.in (generated_files): New variable.
1534 (ALL_HOST_OBJS): New variable.
1535 ($(ALL_HOST_OBJS)): New target.
1537 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1539 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1540 (remap_block): Call id->transform_lang_insert_block instead
1542 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1543 Set id.transform_lang_insert_block to NULL.
1544 (clone_body): Move to cp/optimize.c
1545 * tree-inline.h (struct copy_body_data): Change
1546 transform_lang_insert_block to function pointer.
1547 (copy_generic_body, copy_decl_no_change): Export.
1548 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1549 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1550 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1552 * c-tree.h (insert_block): Kill.
1553 * c-decl.c (insert_block): Kill.
1555 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1557 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1558 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1559 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1561 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1562 argument, call {push,pop}_function_context from here.
1563 * c-parser.c: Use c_{push,pop}_function_context.
1565 * function.c (push_function_context_to): Move meat ...
1566 (push_function_context): ... here. Simplify.
1567 * function.c (pop_function_context_from): Move meat ...
1568 (pop_function_context): ... here. Simplify.
1569 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1571 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1572 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1573 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1574 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1576 2008-04-03 Ben Elliston <bje@au.ibm.com>
1578 * expmed.c (extract_force_align_mem_bit_field): Remove.
1580 2008-04-03 Richard Guenther <rguenther@suse.de>
1583 * expr.h (try_casesi): Adjust prototype.
1584 * expr.c (try_casesi): Take fallback label as extra parameter.
1585 Use that for gen_casesi if default_label is NULL.
1586 * stmt.c (expand_case): Pass fallback label to try_casesi,
1587 make sure to fill gaps with a fallback label if default_label
1590 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1593 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1595 2008-04-03 Ben Elliston <bje@au.ibm.com>
1597 * expmed.c (extract_split_bit_field): Remove if (0) code.
1598 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1599 (do_ds_constraint): Likewise.
1601 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1603 * doc/cppopts.texi (-dU): Document.
1604 * c-common.h (flag_dump_macros): Update comment.
1605 * c-opts.c (handle_OPT_d): Handle -dU.
1606 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1607 dump_queued_macros, cb_used_define, cb_used_undef): New.
1608 (init_pp_output): Handle -dU.
1609 (cb_line_change): Call dump_queued_macros.
1610 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1612 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1614 * config/avr/predicates.md (io_address_operand): New predicate.
1615 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1616 * config/avr/avr.c (avr_io_address_p): Remove function.
1617 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1618 'avr_io_address_p' function.
1619 (out_movhi_r_mr): (Ditto.).
1620 (out_movqi_mr_r): (Ditto.).
1621 (out_movhi_mr_r): (Ditto.).
1622 (avr_address_cost): (Ditto.).
1624 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1627 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1628 in 32bit mode when XMM registers are available to avoid store
1630 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1631 corresponding post-reload splitters.
1633 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1635 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1636 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1637 __builtin_ia32_roundss.
1638 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1639 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1640 __builtin_ia32_roundss.
1641 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1642 IX86_BUILTIN_SHUFPD here.
1644 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/i386.md (plogic): New.
1647 (plogicprefix): Likewise.
1649 * config/i386/mmx.md (mmx_<code><mode>3): New.
1650 (mmx_and<mode>3): Removed.
1651 (mmx_ior<mode>3): Likewise.
1652 (mmx_xor<mode>3): Likewise.
1654 * config/i386/sse.md (<code><mode>3): New.
1655 (*<code><mode>3): Likewise.
1656 (*<code><mode>3): Likewise.
1657 (<code><mode>3): Likewise.
1658 (*sse_<code><mode>3): Likewise.
1659 (*sse2_<code><mode>3): Likewise.
1660 (<code>tf3): Likewise.
1661 (*<code>tf3): Likewise.
1662 (and<mode>3): Likewise.
1663 (*and<mode>3): Likewise.
1664 (ior<mode>3): Removed.
1665 (*ior<mode>3): Likewise.
1666 (xor<mode>3): Likewise.
1667 (*xor<mode>3): Likewise.
1668 (*and<mode>3): Likewise.
1669 (*ior<mode>3): Likewise.
1670 (*xor<mode>3): Likewise.
1671 (and<mode>3): Likewise.
1672 (*sse_and<mode>3): Likewise.
1673 (*sse2_and<mode>3): Likewise.
1675 (*andtf3): Likewise.
1676 (ior<mode>3): Likewise.
1677 (*sse_ior<mode>3): Likewise.
1678 (*sse2_ior<mode>3): Likewise.
1680 (*iortf3): Likewise.
1681 (xor<mode>3): Likewise.
1682 (*sse_xor<mode>3): Likewise.
1683 (*sse2_xor<mode>3): Likewise.
1685 (*xortf3): Likewise.
1687 2008-04-02 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/14495
1690 PR tree-optimization/34793
1691 * tree-vrp.c (struct switch_update): New structure.
1692 (to_remove_edges, to_update_switch_stmts): New VECs.
1693 (simplify_switch_using_ranges): New function. Remove not taken
1694 case labels and edges.
1695 (simplify_stmt_using_ranges): Call it.
1696 (identify_jump_threads): Mark edges we have queued for removal
1697 so we don't thread them.
1698 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1700 * tree-cfg.c (group_case_labels): Deal with missing default label.
1701 (tree_verify_flow_info): Allow missing default label.
1702 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1703 (emit_case_nodes): Likewise.
1704 (expand_case): Do not rely on the default label to be present.
1705 * expr.c (try_casesi): Deal with NULL default_label.
1706 (do_tablejump): Likewise.
1708 2008-04-02 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/14495
1711 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1712 SWITCH_EXPR here ...
1713 (vrp_visit_switch_stmt): ... but here (new function).
1714 (find_case_label_index): New helper function.
1715 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1717 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1719 * fwprop.c: Fix ISO-C99ism.
1721 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1724 * Makefile.in (objdir): Set it here.
1725 * configure.ac: Not here. Find dynamic linker characteristics.
1726 * exec-tool.in: Use them.
1727 * aclocal.m4: Regenerate.
1728 * configure: Regenerate.
1730 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1732 * expr.c (expand_var): Delete it.
1733 * expr.h (expand_var): Delete prototype.
1734 * function.c (expand_function_start): Use expand_decl instead.
1735 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1738 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1740 PR rtl-optimization/35542
1741 * fwprop.c (forward_propagate_and_simplify): Replace
1742 loc_reg_mentioned_in_p with reg_mentioned_p.
1744 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1746 PR rtl-optimization/35281
1747 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1748 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1749 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1750 (varying_mem_p): Move above propagate_rtx.
1751 (all_uses_available_at): Do not check MEMs.
1753 2008-04-02 Rafael Espindola <espindola@google.com>
1755 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1756 (register_edge_assert_for_2): Split the cond argument.
1757 (register_edge_assert_for_1): Adjust for the change in
1758 register_edge_assert_for_2.
1759 (register_edge_assert_for): Split the cond argument.
1760 (find_switch_asserts): Adjust for the change in
1761 register_edge_assert_for.
1763 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1765 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1766 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1767 offsets for 64-bit mingw.
1768 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1769 abi for x86_64-pc-mingw.
1771 2008-04-02 Richard Guenther <rguenther@suse.de>
1773 * tree-vrp.c (extract_range_from_assert): Make sure to not
1774 produce range min/max with TREE_OVERFOW set.
1775 If merging a anti-range and a range keep the anti-range if
1776 the range covers all values of the type.
1777 (register_edge_assert_for_2): Only allow sign-changing
1778 conversions in detecting canonical range checks. Also
1779 register an assert for the unsigned name if useful.
1781 PR tree-optimization/35787
1782 * tree-vrp.c (vrp_val_max): New function.
1783 (vrp_val_min): Likewise.
1784 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1785 (vrp_val_is_min): Likewise.
1786 (supports_overflow_infinity): Use vrp_val_{min,max}.
1787 (negative_overflow_infinity): Likewise.
1788 (positive_overflow_infinity): Likewise.
1789 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1790 (is_positive_overflow_infinity): Likewise.
1791 (is_overflow_infinity): Likewise.
1792 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1793 vrp_val_is_{min,max}.
1794 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1795 to ranges if possible. Avoid empty ranges.
1797 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1800 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1801 the expression is a function address.
1803 2008-04-01 George Helffrich <george@gcc.gnu.org>
1805 PR fortran/PR35154, fortran/PR23057
1806 * fortran/trans-common.c (create_common): Add decl to function
1807 chain to preserve identifier scope in debug output.
1809 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1810 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1811 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1812 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1814 (dbxout_syms): Check for COMMON-based symbol and wrap in
1815 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1816 in bracket for efficiency.
1818 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1819 using DW_TAG_common_block + member offset.
1820 (add_pubname_string): New function.
1821 (dw_expand_expr): New function to find block name and offset for
1823 (common_check): New function to check whether symbol in Fortran COMMON.
1824 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1826 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1827 use of common is unchanged.
1829 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1830 with all combinations of debug options available on target.
1831 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1832 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1833 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1834 .stabs functionality.
1835 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1836 DWARF functionality.
1838 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1841 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1843 2008-04-02 Ben Elliston <bje@au.ibm.com>
1845 * config/v850/v850.md (casesi): Remove if (0) code.
1846 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1847 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1849 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.md (rex64suffix): New mode attribute.
1852 (floathi<mode>2): Disable expander for SSE math.
1853 (*floathi<mode>2_1): New insn insn_and_split pattern.
1854 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1855 corresponding post-reload splitters.
1856 (*floathi<mode>2_i387): New macroized insn pattern.
1857 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1858 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1859 insn_and_split pattern.
1860 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1861 New macroized instruction patterns and corresponding post-reload
1863 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1864 and corresponding post-reload splitters.
1865 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1866 New macroized instruction patterns.
1867 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1868 macroized instruction patterns and corresponding post-reload splitters.
1869 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1870 corresponding post-reload splitters.
1871 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1872 New macroized instruction patterns.
1873 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1874 corresponding post-reload splitters.
1875 (*floatsi<mode>2_i387): New macroized instruction patterns.
1877 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1879 * config/i386/i386.md (smaxmin): New.
1880 (umaxmin): Likewise.
1881 (maxminiprefix): Likewise.
1882 (maxminfprefix): Likewise.
1883 (<code><mode>3): Likewise.
1884 (smin<mode>3): Removed.
1885 (smax<mode>3): Likewise.
1887 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1888 (mmx_<code>v4hi3): Likewise.
1889 (mmx_<code>v8qi3): Likewise.
1890 (mmx_smaxv2sf3): Removed.
1891 (mmx_sminv2sf3): Likewise.
1892 (mmx_umaxv8qi3): Likewise.
1893 (mmx_smaxv4hi3): Likewise.
1894 (mmx_uminv8qi3): Likewise.
1895 (mmx_sminv4hi3): Likewise.
1897 * config/i386/sse.md (<addsub><mode>3): New.
1898 (*<addsub><mode>3): Likewise.
1899 (<sse>_vm<addsub><mode>3): Likewise.
1900 (<maxmin><mode>3): Likewise.
1901 (*<maxmin><mode>3_finite): Likewise.
1902 (*<maxmin><mode>3): Likewise.
1903 (<sse>_vm<maxmin><mode>3): Likewise.
1904 (sse3_h<addsub>v4sf3): Likewise.
1905 (sse3_h<addsub>v2df3): Likewise.
1906 (<maxmin>v16qi3): Likewise.
1907 (*<maxmin>v16qi3): Likewise.
1908 (<maxmin>v8hi3): Likewise.
1909 (*<maxmin>v8hi3): Likewise.
1910 (*sse4_1_<maxmin><mode>3): Likewise.
1911 (*sse4_1_<maxmin><mode>3): Likewise.
1912 (add<mode>3): Removed.
1913 (*add<mode>3): Likewise.
1914 (<sse>_vmadd<mode>3): Likewise.
1915 (sub<mode>3): Likewise.
1916 (*sub<mode>3): Likewise.
1917 (<sse>_vmsub<mode>3): Likewise.
1918 (smin<mode>3): Likewise.
1919 (*smin<mode>3_finite): Likewise.
1920 (*smin<mode>3): Likewise.
1921 (<sse>_vmsmin<mode>3): Likewise.
1922 (smax<mode>3): Likewise.
1923 (*smax<mode>3_finite): Likewise.
1924 (*smax<mode>3): Likewise.
1925 (<sse>_vmsmax<mode>3): Likewise.
1926 (sse3_haddv4sf3): Likewise.
1927 (sse3_haddv2df3): Likewise.
1928 (sse3_hsubv4sf3): Likewise.
1929 (sse3_hsubv2df3): Likewise.
1930 (umaxv16qi3): Likewise.
1931 (*umaxv16qi3): Likewise.
1932 (smaxv8hi3): Likewise.
1933 (*smaxv8hi3): Likewise.
1934 (*sse4_1_smax<mode>3): Likewise.
1935 (*sse4_1_umax<mode>3): Likewise.
1936 (uminv16qi3): Likewise.
1937 (*uminv16qi3): Likewise.
1938 (sminv8hi3): Likewise.
1939 (*sminv8hi3): Likewise.
1940 (*sse4_1_smin<mode>3): Likewise.
1941 (*sse4_1_umin<mode>3): Likewise.
1943 2008-04-01 Rafael Espindola <espindola@google.com>
1945 * tree-cfg.c (verify_expr): remove in_phi.
1946 (verify_stmt): Don't call walk_tree with verify_expr. Use
1947 is_gimple_min_invariant instead of is_gimple_val.
1949 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1951 * doc/include/gpl_v3.texi: Update for manpage generation.
1952 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1954 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1955 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1956 gpl_v3.texi instead of gpl.texi.
1959 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1962 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1964 2008-04-01 Rafael Espindola <espindola@google.com>
1966 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1967 (extract_code_and_val_from_cond): Use
1968 extract_code_and_val_from_cond_with_ops.
1970 2008-04-01 Jan Hubicka <jh@suse.cz>
1972 * function.c (free_after_compilation): Free epilogue_delay_list.
1973 (prepare_function_start): Assert that previous compilation was freed.
1975 2008-04-01 Jan Hubicka <jh@suse.cz>
1976 Jim Wilson <wilson@tuliptree.org>
1977 Andreas Tobler <andreast@gcc.gnu.org>
1980 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1981 rtl.emit instead cfun->emit.
1982 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1983 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1985 2008-04-01 Ben Elliston <bje@au.ibm.com>
1987 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1989 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1991 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1993 (fprofile-use): Add var flag_profile_use
1994 * coverage.c (coverage_begin_output): Do not open a gcno file for
1995 output only if -ftest-coverage is set.
1996 Do not add getpwd() to gcda file path.
1997 (build_gcov_info): Check the new flag
1998 flag_profile_datafile_relative_path.
1999 (coverage_init): Use profile_data_prefix.
2000 Read profile counter only if flag_profile_use is set.
2001 * opts.c (common_handle_option): New option fprofile-use=,
2002 fprofile-dir=, fprofile-generate=.
2003 * toplev.c (profile_data_prefix): New variable definition.
2004 * toplev.h (profile_data_prefix): New declaration.
2005 * doc/invoke.tex (Option Summary, Optimization Options):
2008 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2010 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2011 use tmp consistently.
2014 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2015 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2016 UNSPEC_FR_RECIP_APPROX_RES.
2017 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2019 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2022 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2024 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2027 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2028 element of the vector via a pointer.
2030 2008-03-31 Ian Lance Taylor <iant@google.com>
2032 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2034 2008-03-31 Jan Hubicka <jh@suse.cz>
2036 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2037 get_arg_pointer_save_area.
2038 * expr.c (init_expr): Just clear out rtl.expr.
2039 * function.c (free_after_compilation): Clear out whole RTL structure.
2040 (get_func_frame_size): Merge into ...
2041 (get_frame_size): ... this one.
2042 (assign_stack_local_1): Merge into ...
2043 (assign_stack_local): ... this one.
2044 (expand_function_end): Update call of get_arg_pointer_save_area.
2045 (get_art_pointer_save_area): Remove cfun argument.
2046 * function.h (emit_status): regno_pointer_align does not need length
2047 attribute. Move x_regno_reg_rtx to ...
2048 (regno_reg_rtx): ... new global array.
2049 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2050 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2051 apply_args_value, forced_labels, stack_pointer_delta):
2053 (struct varasm_status): Move here from varasm.c
2054 (struct rtl_data): New. Move here some fields from struct function.
2055 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2056 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2057 used_temp_slots avail_temp_slots, temp_slot_level,
2058 nonlocal_goto_handler_labels): Update accesstors.
2059 (rtl): New global variable.
2060 (struct function): Move some fileds to rtl_data.
2061 (get_arg_pointer_save_area): Update prototype.
2062 * emit-rtl.c (rtl): Declare.
2063 (regno_reg_rtx): Declare.
2064 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2066 (gen_reg_rtx): Update.
2067 (init_virtual_regs): Do not tate emit_status argument.
2068 (init_emit): Do not allocate emit.
2069 * varasm.c (varasm_statuc): Move to function.h.
2070 (n_deferred_constatns): Update accestor.
2071 (init_varasm_status): Do not allocate varasm_status.
2072 (force_const_mem, get_pool_size, output_constant_pool): Update.
2073 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2074 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2076 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2078 PR rtl-optimization/35729
2079 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2082 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2085 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2086 load/store if memory is unaligned.
2087 (*movti_rex64): Likewise.
2089 * config/i386/predicates.md (misaligned_operand): New.
2091 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2094 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2097 2008-03-31 Jan Beulich <jbeulich@novell.com>
2099 * config/ia64/constraints.md: Add 'j' constraint.
2100 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2101 (movdi_internal): Likewise.
2103 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2106 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2108 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2111 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2112 proper error message for the third argument on blendpd and
2115 * config/i386/sse.md (blendbits): New.
2116 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2118 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2120 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2122 2008-03-30 Richard Guenther <rguenther@suse.de>
2125 * fold-const.c (fold_sign_changed_comparison): Do leave
2126 conversions to base-types alone.
2128 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2130 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2131 the link register if one altivec register is be saved.
2133 2008-03-30 Ben Elliston <bje@au.ibm.com>
2135 * final.c (final_scan_insn): Remove if (0) code.
2137 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2139 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2141 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2143 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2144 of V4SFmode to ix86_binary_operator_ok.
2146 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386.c (override_options): Initialize
2149 ix86_veclib_handler to ix86_veclibabi_svml when
2150 -mveclibabi=svml is used.
2151 (ix86_veclibabi_svml): New function for SVML ABI style
2152 vectorization support.
2153 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2155 2008-03-28 Rafael Espindola <espindola@google.com>
2157 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2158 (tree_binary_nonnegative_warnv_p): Make it public.
2159 (tree_single_nonnegative_warnv_p): Make it public.
2160 (tree_invalid_nonnegative_warnv_p): Make it public.
2161 (tree_unary_nonzero_warnv_p): Make it public.
2162 (tree_binary_nonzero_warnv_p): Make it public
2163 (tree_single_nonzero_warnv_p): Make it public.
2164 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2165 (extract_range_from_binary_expr): Split the expr argument.
2166 (extract_range_from_unary_expr): Split the expr argument.
2167 (extract_range_from_comparison): Split the expr argument.
2168 (extract_range_from_expr): Use the new aux functions.
2169 (vrp_evaluate_conditional_warnv): Use
2170 vrp_evaluate_conditional_warnv_with_ops.
2171 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2172 (tree_binary_nonzero_warnv_p): Declare.
2173 (tree_single_nonzero_warnv_p): Declare.
2174 (tree_expr_nonzero_warnv_p): Declare.
2175 (tree_unary_nonnegative_warnv_p): Declare.
2176 (tree_binary_nonnegative_warnv_p): Declare.
2177 (tree_single_nonnegative_warnv_p): Declare.
2178 (tree_invalid_nonnegative_warnv_p): Declare.
2180 2008-03-28 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/30317
2183 PR tree-optimization/30911
2184 PR tree-optimization/34793
2185 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2186 (struct assert_locus_d): New member EXPR.
2187 (register_new_assert_for): Add EXPR parameter to support
2188 ASSERT_EXPR <name, expr OP limit>.
2189 (register_edge_assert_for_1): Adjust callers.
2190 (find_assert_locations): Likewise.
2191 (process_assert_insertions_for): Build condition from expression.
2192 (extract_range_from_assert): Handle ASSERT_EXPRs
2193 of the form ASSERT_EXPR <name, expr OP limit>.
2194 (register_edge_assert_for_2): New helper registering
2195 asserts for comparisons. Recognize range tests of the form
2196 (unsigned)i - CST1 OP CST2.
2197 (register_edge_assert_for_1): Use it.
2198 (register_edge_assert_for): Likewise.
2199 (needs_overflow_infinity): Integer sub-types
2200 do not need overflow infinities.
2201 (vrp_val_is_max): The extreme values of integer sub-types
2202 are those of the base type.
2203 (vrp_val_is_min): Likewise.
2204 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2207 2008-03-28 Nick Clifton <nickc@redhat.com>
2210 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2211 Return GENERAL_REGS for stack adjustment reloads.
2213 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2216 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2217 const_vector when all the vectors are constant.
2219 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2221 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2223 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2224 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2226 (s<code>_sf): Use new scc_sf attribute for opcode names.
2228 2008-03-27 Tom Tromey <tromey@redhat.com>
2230 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2231 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2232 config/spu/t-spu-elf, config/i386/t-interix,
2233 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2234 config/i386/x-darwin, config/i386/x-mingw32,
2235 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2236 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2237 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2238 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2239 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2240 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2241 config/score/t-score-elf, config/arm/t-strongarm-pe,
2242 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2243 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2244 Revert automatic dependency patch.
2246 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2249 * config/i386/i386.c (ix86_function_arg_boundary): Align
2250 decimal floating point to its natural boundary.
2252 2008-03-27 Richard Guenther <rguenther@suse.de>
2255 * fold-const.c (fold_comparison): Restrict distinct decl
2256 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2257 solely rely on operand_equal_p.
2259 2008-03-27 Richard Guenther <rguenther@suse.de>
2262 * c-common.c (handle_weak_attribute): Reject combination of
2265 2008-03-27 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/32810
2268 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2269 conversions from DECL_INITIAL.
2270 (fold_const_aggregate_ref): Likewise from constructor elements.
2272 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2274 * tree-affine.h (aff_combination_expand): Declare.
2275 (get_inner_reference_aff): Likewise.
2276 * tree-affine.c (aff_combination_expand): Split out from
2277 tree_to_aff_combination_expand.
2278 (get_inner_reference_aff): New function.
2279 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2280 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2281 (struct lim_aux_data): sm_done field removed.
2282 (mem_ref_loc_p, mem_ref_locs_p): New types.
2283 (struct mem_ref): Added id, stored, accesses_in_loop,
2284 indep_loop, dep_loop, indep_ref, dep_ref fields.
2285 Removed is_stored, locs and next fields.
2286 (memory_accesses): New variable.
2287 (movement_possibility): Do not allow moving statements
2288 that store to memory.
2289 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2291 (determine_max_movement): For statements with memory references,
2292 find the outermost loop in that the reference is independent.
2293 (move_computations_stmt): Mark the virtual operands for renaming.
2294 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2295 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2296 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2297 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2298 create_vop_ref_mapping, analyze_memory_references,
2299 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2300 get_all_locs_in_loop, ref_always_accessed_p,
2301 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2302 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2303 store_motion_loop, store_motion): New functions.
2304 (struct vop_to_refs_elt): New type.
2305 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2306 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2307 (schedule_sm): Replaced by...
2308 (execute_sm): ... this.
2309 (determine_lsm_ref, hoist_memory_references,
2310 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2311 find_more_ref_vops, free_mem_ref, free_mem_refs,
2312 determine_lsm_loop, determine_lsm): Removed.
2313 (tree_ssa_lim_finalize): Free data structures used by store motion.
2314 (tree_ssa_lim): Call analyze_memory_references. Use
2315 store_motion instead of determine_lsm.
2317 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2319 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2320 rename tmake_file to m68hc11/t-m68hc11.
2321 (mcore): Set inhibit_libc to true.
2322 * config.host (alpha*-dec-*vms*): Set extra_programs.
2323 (interix3*): Don't use host_xmake_file.
2324 * configure.ac: Let config.gcc override inhibit_libc.
2325 * configure: Regenerate.
2327 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2328 * config/t-openbsd-thread: Remove commented out lines.
2330 * config/x-interix: Remove.
2332 * config/m68hc11/t-m68hc11-gas: Rename to...
2333 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2335 * config/mcore/t-mcore: Remove T_CFLAGS.
2336 * config/mcore/t-mcore-pe: Likewise.
2338 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2340 * configure.ac: Replace custom __GNU_SOURCE test with
2341 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2342 * aclocal.m4: Regenerate.
2343 * configure: Regenerate.
2344 * config.in: Regenerate.
2346 2008-03-27 Richard Guenther <rguenther@suse.de>
2348 * fold-const.c (target.h): Include.
2349 (fold_comparison): Fold comparison of addresses of decls
2350 that bind locally or of constants. Consolidate address folding code.
2351 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2352 results from fold_binary_to_constant.
2353 (compare_values_warnv): Likewise.
2355 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2358 * fold-const.c (fold_truthop): Check for integeral types when folding
2359 a == 0 && b == 0 and a != 0 || b != 0 .
2361 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2363 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2365 2008-03-26 Andreas Schwab <schwab@suse.de>
2367 * doc/invoke.texi: Fix use of @item vs. @itemx.
2369 2008-03-26 Tom Tromey <tromey@redhat.com>
2371 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2372 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2373 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2374 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2375 build/genconstants.o, build/genemit.o, build/genextract.o,
2376 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2377 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2380 2008-03-26 Richard Guenther <rguenther@suse.de>
2383 2008-03-26 Richard Guenther <rguenther@suse.de>
2385 * fold-const.c (target.h): Include.
2386 (fold_comparison): Fold comparison of addresses of two decls
2387 that bind locally. Consolidate address folding code.
2389 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2391 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2392 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2393 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2394 dconstsqrt2, dconstthird, dconste and/or dconst10.
2395 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2396 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2397 dconstsqrt2, dconste): Delete.
2398 (init_emit_once): Likewise. Simplify initializing dconstm1.
2400 * real.c (get_real_const): New.
2401 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2402 dconstsqrt2, dconste): Delete.
2403 (real_value_const, get_real_const): New.
2405 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2407 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2409 * config/i386/i386.c (ix86_function_arg_boundary): Check
2410 BIGGEST_ALIGNMENT instead of 128.
2411 (setup_incoming_varargs_64): Likewise.
2413 2008-03-26 Tom Tromey <tromey@redhat.com>
2415 * Makefile.in (DEPFILES): Add missing '/'.
2417 2008-03-26 Richard Guenther <rguenther@suse.de>
2419 * fold-const.c (target.h): Include.
2420 (fold_comparison): Fold comparison of addresses of two decls
2421 that bind locally. Consolidate address folding code.
2423 2008-03-26 Nick Clifton <nickc@redhat.com>
2426 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2427 not allow INT+INT as a legitimate addressing mode.
2429 2008-03-26 Richard Guenther <rguenther@suse.de>
2431 * tree-flow.h (widen_bitfield): Remove declaration.
2432 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2433 (widen_bitfield): Remove function.
2434 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2437 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2440 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2443 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2445 PR rtl-optimization/35232
2446 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2447 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2448 reg_reloaded_call_part_clobbered here.
2449 (reload_regs_reach_end_p): New function.
2450 (reload_reg_rtx_for_input): New variable.
2451 (reload_reg_rtx_for_output): Likewise.
2452 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2453 when reassigning a pseudo register. Load reloadreg from
2454 reload_reg_rtx_for_input, moving the mode and register
2456 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2457 instead of the original when deciding whether an input reload
2458 would be a no-op or whether an output reload can be deleted.
2459 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2460 when setting up new_spill_reg_store. Load it from
2461 reload_reg_rtx_for_output, moving the mode and register
2463 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2464 instead of the original when deciding whether an output reload
2465 would be a no-op. Do the same when modifying insn notes.
2466 Use rtx_equal_p instead of == to compare the registers.
2467 (inherit_piecemeal_p): Take a mode and two register numbers
2469 (emit_reload_insns): Clear new_spill_reg_store for every hard
2470 register in the reload register. Remove spill registers
2471 from reg_reloaded_valid before considering whether to record
2472 inheritance information for them. Use reload_reg_rtx_for_output
2473 instead of reg_rtx when recording output reloads. Use
2474 reload_reg_rtx_for_input instead of reg_rtx when recording
2475 input reloads. Set or clear reg_reloaded_call_part_clobbered
2476 at the same time as setting reg_reloaded_valid.
2477 (delete_output_reload): Add a new_reload_reg parameter and use it
2478 instead of rld[j].reg_rtx.
2479 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2482 2008-03-25 Tom Tromey <tromey@redhat.com>
2484 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2485 (build/genattr.o): Likewise.
2486 (build/genattrtab.o): Likewise.
2487 (build/gencodes.o): Likewise.
2488 (build/genconfig.o): Likewise.
2489 (build/genconstants.o): Likewise.
2490 (build/genemit.o): Likewise.
2491 (build/genextract.o): Likewise.
2492 (build/genflags.o): Likewise.
2494 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2496 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2497 instead of size_int for integer types.
2498 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2499 to match type of MINUS_EXPR.
2501 2008-03-25 Tom Tromey <tromey@redhat.com>
2503 * configure: Rebuilt.
2504 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2507 2008-03-25 Tom Tromey <tromey@redhat.com>
2509 * config/x-solaris (host-solaris.o): Update.
2510 * config/x-linux (host-linux.o): Update.
2511 * config/x-hpux (host-hpux.o): Update.
2512 * config/x-darwin (host-darwin.o): Update.
2513 * config/v850/t-v850e (v850-c.o): Update.
2514 * config/v850/t-v850 (v850-c.o): Update.
2515 * config/t-vxworks (vxworks.o): Update.
2516 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2517 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2518 * config/spu/t-spu-elf (spu-c.o): Update.
2520 * config/sh/t-symbian (sh-c.o): Update.
2521 (symbian.o): Update.
2522 * config/sh/t-sh (sh-c.o): Update.
2523 * config/score/t-score-elf (score7.o, score3.o): Update.
2524 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2525 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2526 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2527 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2529 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2530 * config/m32c/t-m32c (m32c-pragma.o): Update.
2531 * config/ia64/t-ia64 (ia64-c.o): Update.
2532 * config/i386/x-mingw32 (host-mingw32.o): Update.
2533 * config/i386/x-i386 (driver-i386.o): Update.
2534 * config/i386/x-darwin (host-i386-darwin.o): Update.
2535 * config/i386/x-cygwin (host-cygwin.o): Update.
2536 * config/i386/t-nwld (nwld.o): Update.
2537 * config/i386/t-netware (netware.o): Update.
2538 * config/i386/t-interix (winnt.o): Update.
2539 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2540 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2541 msformat-c.o): Update.
2542 * config/bfin/t-bfin-linux (generated_files): Add
2543 linux-sysroot-suffix.h.
2544 * config/arm/t-wince-pe (pe.o): Update.
2545 * config/arm/t-strongarm-pe (pe.o): Update.
2546 * config/arm/t-pe (pe.o): Update.
2547 * config/arm/t-arm (arm-c.o): Update.
2548 * doc/install.texi (Prerequisites): Require make 3.80.
2549 * Makefile.in: Remove .o targets.
2550 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2551 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2552 (simple_generated_h, simple_generated_c): Move earlier.
2553 (generated_files): New variable.
2554 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2555 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2556 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2557 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2558 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2559 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2560 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2561 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2562 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2563 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2564 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2565 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2567 (COMPILE.base, COMPILE): New variables.
2568 (%.o): New pattern rule.
2569 (ALL_HOST_OBJS): New variable.
2570 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2571 (dummy-checksum.o, cc1-checksum.o): Remove.
2572 (DRIVER_SHLIB): New variable.
2573 (DRIVER_DEFINES): Use it.
2574 (gencondmd.c): Move out of build/.
2575 (s-conditions): Update.
2576 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2577 (ALL_BUILD_OBJS): Likewise.
2578 (build/%.o): Use BUILDCOMPILE.
2579 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2580 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2581 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2582 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2583 build/genconfig.o, build/genconstants.o, build/genemit.o,
2584 build/genextract.o, build/genflags.o, build/genmddeps.o,
2585 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2586 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2587 build/gen-protos.o, build/scan.o, build/fix-header.o,
2588 build/scan-decls.o): Simplify.
2589 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2590 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2591 prefix.o, toplev.o): Reduce to variable setting.
2592 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2593 ($(out_object_file), gcc-options.o): New targets.
2594 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2595 * configure: Rebuilt.
2596 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2597 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2599 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2601 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2602 complain when we hit an error, return ERROR_MARK_NODE.
2604 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2606 * config/sh/constraints.md (Pso, Psz): New constraints.
2607 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2608 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2610 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2612 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2613 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2615 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2617 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2618 (prefetch_sh2a): New.
2620 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2621 Naveen.H.S <naveen.hs@kpitcummins.com>
2623 * config/sh/constraints.md (I28): New constraint.
2624 * config/sh/sh.c (broken_move): Add support for movi20s.
2625 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2627 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2628 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2629 Naveen.H.S <naveen.hs@kpitcummins.com>
2631 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2632 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2633 (print_operand): Handle resbank in %@ operand code.
2634 (sh_encode_section_info): New.
2635 (push_regs): Add conditions for resbank.
2636 (sh_expand_epilogue): Likewise.
2637 (sh_insert_attributes): Likewise.
2638 (sh_attribute_table): Likewise.
2639 (sh_handle_resbank_handler_attribute): New.
2640 (sh2a_handle_function_vector_handler_attribute): New.
2641 (sh2a_is_function_vector_call): New.
2642 (sh2a_get_function_vector_number): New.
2643 (sh2a_function_vector_p): New.
2644 (sh_cfun_resbank_handler_p): New.
2645 * config/sh/sh.md (calli): Emit jsr/n if possible.
2646 (calli_tbr_rel): New.
2647 (calli_pcrel): Emit jsr/n if possible.
2648 (return_i): Emit rts/n if possible.
2649 (call_valuei_tbr_rel): New.
2650 (call_valuei_pcrel): Add condition for SH2A target.
2651 (call_value): Likewise.
2652 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2653 (sh2a_get_function_vector_number): Likewise.
2654 (sh2a_is_function_vector_call): Likewise.
2655 * doc/extend.texi: Document TBR relative addressing of SH2A.
2656 (resbank): Add description for SH2A.
2658 2008-03-24 Richard Guenther <rguenther@suse.de>
2661 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2662 pointer assignments change conversions according to middle-end rules.
2663 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2664 * configure.ac: Include type checking in yes.
2665 * configure: Regenerate.
2667 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2669 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2670 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2672 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2674 * gthr-vxworks.h (UNUSED): Define.
2676 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2680 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2682 * doc/extend.texi (Function Attributes): Add missing comma in the
2683 example of the "alloc_size" attribute.
2685 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2688 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2693 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2696 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2697 of the underlying type of a MS bitfield layout to the natural
2698 alignment of the type.
2700 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2702 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2703 to their natural alignment to avoid store forwarding stalls.
2705 2008-03-22 Richard Guenther <rguenther@suse.de>
2707 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2708 For PHI nodes verify the address is invariant.
2709 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2710 (get_symbol_constant_value): Use is_gimple_min_invariant.
2711 (maybe_fold_stmt_indirect): Likewise.
2713 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2715 PR rtl-optimization/33927
2716 * Makefile.in (dse.o): Depend on $(TM_P_H).
2717 * expr.h (extract_low_bits): Declare.
2718 * expmed.c (extract_low_bits): New function.
2719 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2720 * dse.c: Include tm_p.h.
2721 (find_shift_sequence): Remove the read_reg argument and return the
2722 read value. Emit the instructions instead of returning them.
2723 Iterate on new_mode rather than calculating it each time.
2724 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2725 source to NEW_MODE and extract_low_bits to convert the shifted
2727 (replace_read): Allow the load and store to have different mode
2728 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2729 or extraction instructions before trying the replacement. Update
2730 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2732 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2735 to their natural alignment to avoid store forwarding stalls.
2737 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2740 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2741 encouraging but not allowing gprs for input;
2742 change the input constraint to !f#r.
2743 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2745 change the output constraint to !f#r.
2747 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2751 corresponding post-reload splitters.
2752 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2753 when x87 FP math is selected.
2754 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2755 New function prototype.
2756 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2757 unreachable function to ease macroization of insn patterns.
2759 2008-03-21 Martin Jambor <mjambor@suse.cz>
2761 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2762 reference dumps if ddr is NULL or dependence is unknown.
2764 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2766 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2767 unsigned extension into account.
2768 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2769 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2770 Do computations on a scratch register.
2772 2008-03-21 Richard Guenther <rguenther@suse.de>
2774 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2775 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2776 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2777 * tree-ssa-dom.c (record_equality): Likewise.
2778 * tree-inline.c (copy_body_r): Likewise.
2779 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2782 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2784 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2785 as 'delete_unused' argument.
2787 2008-03-20 Richard Guenther <rguenther@suse.de>
2789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2790 special casing of constant qualifiers.
2791 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2792 care about them in general.
2793 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2794 regardless of their type.
2795 (fold_stmt_r): Forcefully fold *& if we end up with that.
2797 2008-03-20 Paul Brook <paul@codesourcery.com>
2799 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2800 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2802 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2804 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2805 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2807 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2809 * common.opt (Wmudflap): New option.
2810 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2811 (mx_register_decls): Likewise.
2812 (mudflap_finish_file): Likewise.
2813 * doc/invoke.texi: Document -Wno-mudflap.
2815 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2817 * c-format.c (replace_format_name_to_system_name): New.
2819 (convert_format_name_to_system_name): New.
2820 (decode_format_attr): Add use of convert_format_name_to_system_name.
2821 (format_types_orig): Add gnu_ prefix to names.
2822 (check_format_info_main): Special treating of \0 escaped names for
2823 supporting multi-character format specifiers as I32, I64.
2824 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2825 (gnu_target_overrides_format_attributes): New.
2826 * c-format.h: Add structure target_ovr_attr to hold
2827 system specific formatter names.
2828 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2829 msformat-c.o file to c_target_objs and cxx_target_objs.
2830 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2831 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2832 (TARGET_N_FORMAT_TYPES): New.
2833 * config/i386/msformat-c.c: New.
2834 * config/i386/t-cygming: Add build rule for msformat-c.o.
2835 * doc/extend.texi: Add new format names gnu_* and ms_* and
2837 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2839 2008-03-20 Ira Rosen <irar@il.ibm.com>
2841 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2842 optimizations turned on under -O3.
2843 (ftree-vectorize): Add that the flag is turned on with -O3.
2845 2008-03-20 Ben Elliston <bje@au.ibm.com>
2847 * regmove.c (try_auto_increment): Fix spelling error in comment.
2848 * final.c (final_scan_insn): Likewise.
2850 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2853 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2854 allocator preferences for "y" and "r" class registers.
2855 ("*mov<mode>_internal"): Ditto.
2856 ("*movv2sf_internal_rex64"): Ditto.
2857 ("*movv2sf_internal"): Ditto.
2859 2008-03-19 Michael Matz <matz@suse.de>
2862 * calls.c (expand_call): Check overlap of arguments with call
2863 address for sibcalls.
2865 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2868 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2869 of the underlying type of a MS bitfield layout to the natural
2870 alignment of the type.
2872 2008-03-19 Jan Hubicka <jh@suse.cz>
2875 * toplev.c (decode_d_option): Handle all CPP flags.
2876 * tree-vrp.c: Update tree_pass descriptors.
2877 * regrename.c: Update tree_pass descriptors.
2878 * fwprop.c: Update tree_pass descriptors.
2879 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2880 * tree-into-ssa.c: Update tree_pass descriptors.
2881 * tree-dump.c: Update tree_pass descriptors.
2882 * tree-complex.c: Update tree_pass descriptors.
2883 * tree-dump.h: Update tree_pass descriptors.
2884 * see.c: Update tree_pass descriptors.
2885 * cgraphbuild.c: Update tree_pass descriptors.
2886 * tracer.c: Update tree_pass descriptors.
2887 * tree-loop-distribution.c: Update tree_pass descriptors.
2888 * cgraph.c: Update tree_pass descriptors.
2889 * postreload-gcse.c: Update tree_pass descriptors.
2890 * postreload.c: Update tree_pass descriptors.
2891 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2892 * tree-tailcall.c: Update tree_pass descriptors.
2893 * tree-pass.h (tree_opt_pass): Rename to ...
2894 (opt_pass) ... this one; add "type" field and remove letter field.
2895 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2896 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2897 all_lowering_passes): Update declaration.
2898 * ipa-cp.c: Update tree_pass descriptors.
2899 * final.c: Update tree_pass descriptors.
2900 * omp-low.c: Update tree_pass descriptors.
2901 * tree-ssa-dse.c: Update tree_pass descriptors.
2902 * ipa-reference.c: Update tree_pass descriptors.
2903 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2904 * auto-inc-dec.c: Update tree_pass descriptors.
2905 * reorg.c: Update tree_pass descriptors.
2906 * cgraphunit.c: Update tree_pass descriptors.
2907 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2908 * tree-ssa-ccp.c: Update tree_pass descriptors.
2909 * df-core.c: Update tree_pass descriptors.
2910 * mode-switching.c: Update tree_pass descriptors.
2911 * tree-nomudflap.c: Update tree_pass descriptors.
2912 * modulo-sched.c: Update tree_pass descriptors.
2913 * ipa-pure-const.c: Update tree_pass descriptors.
2914 * cse.c: Update tree_pass descriptors.
2915 * web.c: Update tree_pass descriptors.
2916 * tree-stdarg.c: Update tree_pass descriptors.
2917 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2918 * tree-ssa-dom.c: Update tree_pass descriptors.
2919 * tree-nrv.c: Update tree_pass descriptors.
2920 * tree-ssa-alias.c: Update tree_pass descriptors.
2921 * loop-init.c: Update tree_pass descriptors.
2922 * gimple-low.c: Update tree_pass descriptors.
2923 * ipa-inline.c: Update tree_pass descriptors.
2924 * tree-ssa-sink.c: Update tree_pass descriptors.
2925 * global.c: Update tree_pass descriptors.
2926 * ifcvt.c: Update tree_pass descriptors.
2927 * jump.c: Update tree_pass descriptors.
2928 * predict.c: Update tree_pass descriptors.
2929 * tree-ssa-loop.c: Update tree_pass descriptors.
2930 * recog.c: Update tree_pass descriptors.
2931 * dse.c: Update tree_pass descriptors.
2932 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2933 * tree-eh.c: Update tree_pass descriptors.
2934 * regmove.c: Update tree_pass descriptors.
2936 * function.c: Update tree_pass descriptors.
2937 * tree-vectorizer.c: Update tree_pass descriptors.
2938 * gcse.c: Update tree_pass descriptors.
2939 * ipa-type-escape.c: Update tree_pass descriptors.
2940 * tree-if-conv.c: Update tree_pass descriptors.
2941 * init-regs.c: Update tree_pass descriptors.
2942 * ipa.c: Update tree_pass descriptors.
2943 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2944 * rtl-factoring.c: Update tree_pass descriptors.
2945 * lower-subreg.c: Update tree_pass descriptors.
2946 * bt-load.c: Update tree_pass descriptors.
2947 * tree-dfa.c: Update tree_pass descriptors.
2948 * except.c: Update tree_pass descriptors.
2949 * emit-rtl.c: Update tree_pass descriptors.
2950 * cfgexpand.c: Update tree_pass descriptors.
2951 * tree-cfgcleanup.c: Update tree_pass descriptors.
2952 * cfgcleanup.c: Update tree_pass descriptors.
2953 * tree-ssa-pre.c: Update tree_pass descriptors.
2954 * tree-sra.c: Update tree_pass descriptors.
2955 * tree-mudflap.c: Update tree_pass descriptors.
2956 * tree-ssa-copy.c: Update tree_pass descriptors.
2957 * cfglayout.c: Update tree_pass descriptors.
2958 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2959 * tree-ssa-dce.c: Update tree_pass descriptors.
2960 * tree-ssa.c: Update tree_pass descriptors.
2961 * regclass.c: Update tree_pass descriptors.
2962 * integrate.c: Update tree_pass descriptors.
2963 * tree-optimize.c: Update tree_pass descriptors.
2964 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2965 * tree-object-size.c: Update tree_pass descriptors.
2966 * combine.c: Update tree_pass descriptors.
2967 * tree-outof-ssa.c: Update tree_pass descriptors.
2968 * bb-reorder.c: Update tree_pass descriptors.
2969 * stack-ptr-mod.c: Update tree_pass descriptors.
2970 * var-tracking.c: Update tree_pass descriptors.
2971 * tree-profile.c: Update tree_pass descriptors.
2972 * tree-vect-generic.c: Update tree_pass descriptors.
2973 * reg-stack.c: Update tree_pass descriptors.
2974 * sched-rgn.c: Update tree_pass descriptors.
2975 * tree-ssa-structalias.c: Update tree_pass descriptors.
2976 * tree-cfg.c: Update tree_pass descriptors.
2977 * passes.c (current_pass): Update declaration.
2978 (finish_optimization_passes): Update.
2979 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2980 (register_one_dump_file, register_dump_files_1, next_pass_1):
2982 (init_optimization_passes): Update handling of new types.
2983 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2984 * ipa-struct-reorg.c: Update tree_pass descriptors.
2985 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2986 * combine-stack-adj.c: Update tree_pass descriptors.
2987 * cfgrtl.c: Update tree_pass descriptors.
2988 * dce.c: Update tree_pass descriptors.
2989 * tree-ssanames.c: Update tree_pass descriptors.
2991 2008-03-19 Richard Guenther <rguenther@suse.de>
2994 * tree-ssa.c (walk_data): New structure.
2995 (warn_uninitialized_var): If not always_executed warn with "maybe"
2997 (execute_early_warn_uninitialized): Compute post-dominators.
2998 Initialize always_executed before processing each basic block.
3000 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3003 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3004 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3006 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3008 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3010 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3012 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3014 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3015 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3016 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3017 target after ignore has been set, and move there also the commputation
3018 of subtarget and original_target.
3019 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3020 (LANG_HOOKS_INITIALIZER): Remove it.
3021 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3023 2008-03-18 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3026 found an expression with constants, note that in the VN for the lhs.
3027 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3028 fold them to constants if possible. Run cleanup_cfg if done so.
3029 (execute_pre): Return todo.
3031 (execute_fre): Likewise.
3032 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3034 (get_prop_source_stmt): Look through pointer conversions.
3036 2008-03-18 Jan Hubicka <jh@suse.cz>
3038 * tree-pretty-print.c: Include predict.h.
3039 (dump_generic_node): Dump predictor.
3040 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3041 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3042 * gimple-low.c (lower_stmt): Likewise.
3043 * expr.c (expand_expr_real): Likewise.
3044 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3046 (build_predict_expr, build_predict_expr): New.
3047 * predict.h (predictor_name, build_predict_expr): Update.
3048 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3049 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3050 * predict.def (PRED_CONTINUE): Update hitrate.
3051 * tree.def (PREDICT_EXPR): Define.
3052 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3053 do not handle BIND_EXPR.
3054 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3055 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3056 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3059 2008-03-18 Michael Matz <matz@suse.de>
3061 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3063 2008-03-18 Richard Guenther <rguenther@suse.de>
3065 * tree-gimple.h (is_gimple_invariant_address): Declare.
3066 (is_gimple_constant): Likewise.
3067 * tree-gimple.c (is_gimple_constant): New function.
3068 (is_gimple_invariant_address): Likewise.
3069 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3070 and is_gimple_invariant_address.
3071 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3073 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3074 an addressable base.
3076 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3079 * gimplify.c (gimplify_expr): Gimplify second operand of
3082 2008-03-17 Richard Guenther <rguenther@suse.de>
3084 PR tree-optimization/19637
3085 * fold-const.c (fold_unary): Remove restrictions of removing
3086 intermediate pointer-conversions (P2)(P1)P0.
3087 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3088 conversion to void pointer.
3089 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3091 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3094 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3095 emulated thread local variables.
3097 2008-03-16 Richard Guenther <rguenther@suse.de>
3100 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3101 expand TREE_INVARIANT operations that are not gimple invariant.
3103 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3105 * doc/extend.texi (Alignment): Say that the ABI controls
3106 the __alignof__ for non-strict-alignment targets rather
3107 than being a recommendation.
3109 2008-03-15 Paul Brook <paul@codesourcery.com>
3111 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3113 (arm_output_fn_unwind): Mark functions that can not be unwound.
3115 2008-03-15 Paul Brook <paul@codesourcery.com>
3117 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3118 extension instructions.
3120 2008-03-15 Richard Guenther <rguenther@suse.de>
3122 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3123 and fold constant aggregate refs.
3124 (fold_const_aggregate_ref): Handle string constants
3125 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3126 (evaluate_stmt): Simplify now that ccp_fold folds constant
3129 2008-03-15 Paul Brook <paul@codesourcery.com>
3131 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3132 (extzv): Use gen_extzv_t2.
3133 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3135 2008-03-15 Richard Guenther <rguenther@suse.de>
3137 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3138 (fold_const_aggregate_ref): Likewise.
3139 (get_value): Return NULL if we don't have any values.
3140 (ccp_finalize): Set const_val to NULL after freeing it.
3141 * tree-flow.h (get_symbol_constant_value): Declare.
3142 (fold_const_aggregate_ref): Likewise.
3143 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3145 2008-03-15 Richard Guenther <rguenther@suse.de>
3148 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3149 to not produce negative array indices if not allowed. Add
3150 parameter to indicate that.
3151 (maybe_fold_offset_to_component_ref): Allow negative array
3152 indices only for the first member of a structure.
3153 (maybe_fold_offset_to_reference): Allow negative array indices.
3154 (maybe_fold_stmt_addition): Likewise.
3156 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3157 Anatoly Sokolov <aesok@post.ru>
3159 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3160 (avr_arch): Add ARCH_AVR6.
3161 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3162 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3163 instead of fixed value 2.
3164 (print_operand_address): Use gs() asm specifier instead of pm().
3165 (avr_assemble_integer): (Ditto.).
3166 (avr_output_addr_vec_elt): (Ditto.).
3167 (print_operand): Handle "!" code.
3168 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3169 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3170 (AVR_HAVE_EIJMP_EICALL): Define.
3171 (AVR_3_BYTE_PC): Redefine.
3172 (AVR_2_BYTE_PC): (Ditto.).
3173 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3174 (LINK_SPEC): Add atmega2560 and atmega2561.
3175 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3177 * config/avr/avr.md (call_insn): Use eicall instead of icall
3178 for 3 byte PC devices.
3179 (call_value_insn): (Ditto.).
3180 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3181 (indirect_jump): Use only for for 2 byte PC devices.
3182 (*tablejump): (Ditto.).
3183 (*indirect_jump_avr6): Add insn.
3184 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3185 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3186 instead of ijmp for 3 byte PC devices.
3187 (__tablejump2__): (Ditto.).
3188 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3189 (MULITLIB_DIRNAMES): (Ditto.).
3190 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3192 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3195 "sse2_umulsidi3". Use V1DI mode for operand 0.
3196 ("mmx_psadbw"): Use V1DI mode for operand 0.
3197 * config/i386/i386-modes.def (V1SI): New vector mode.
3198 * config/i386/i386.c (struct builtin_description)
3199 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3200 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3201 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3202 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3203 v1di_ftype_v8qi_v8qi type.
3204 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3206 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3207 __builtin_ia32_pmuludq]: Fix the mode of return value.
3209 2008-03-15 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3215 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3217 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3218 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3219 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3220 unless TARGET_SERIALIZE_VOLATILE is enabled.
3221 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3222 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3223 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3225 2008-03-14 Richard Guenther <rguenther@suse.de>
3227 PR tree-optimization/34172
3228 * tree-flow.h (refs_may_alias_p): Declare.
3229 (get_single_def_stmt): Likewise.
3230 (get_single_def_stmt_from_phi): Likewise.
3231 (get_single_def_stmt_with_phi): Likewise.
3232 * tree-dfa.c (refs_may_alias_p): New function.
3233 (get_single_def_stmt): Likewise.
3234 (get_single_def_stmt_from_phi): Likewise.
3235 (get_single_def_stmt_with_phi): Likewise.
3236 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3237 (vn_reference_lookup_1): New helper function.
3238 (vn_reference_lookup): Walk the virtual use-def chain to
3239 continue searching for a match if the def does not alias the
3240 reference we are looking for.
3242 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3244 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3245 archive and Perzl. Update The Written Word listing.
3247 2008-03-14 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/34043
3250 PR tree-optimization/33989
3251 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3253 (bitmap_find_leader): Use extra argument to verify dominance
3254 relationship inside a basic-block.
3255 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3256 (find_leader_in_sets): Adjust.
3257 (create_component_ref_by_pieces): Take extra argument for
3258 dominance check, handle lookup failures.
3259 (find_or_generate_expression): Likewise.
3260 (create_expression_by_pieces): Likewise.
3261 (insert_into_preds_of_block): Adjust.
3262 (create_value_expr_from): If asked for, verify all operands
3263 are in the blocks AVAIL_OUT set.
3264 (make_values_for_stmt): Check for SSA_NAMEs that are life
3265 over an abnormal edge.
3266 (compute_avail): Remove such check.
3267 (do_SCCVN_insertion): New function.
3268 (eliminate): If we do not find a leader suitable for replacement
3269 insert a replacement expression from SCCVN if available.
3270 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3271 (struct vn_ssa_aux): Add needs_insertion flag.
3272 * tree-ssa-sccvn.c (may_insert): New global flag.
3273 (copy_reference_ops_from_ref): Value-number union member access
3274 based on its size, not type and member if insertion is allowed.
3275 (visit_reference_op_load): For a weak match from union type
3276 punning lookup a view-converted value and insert a SSA_NAME
3277 for that value if that is not found.
3278 (visit_use): Make dumps shorter. Do not disallow value numbering
3279 SSA_NAMEs that are life over an abnormal edge to constants.
3280 (free_scc_vn): Release inserted SSA_NAMEs.
3281 (run_scc_vn): New flag to specify whether insertion is allowed.
3282 Process SSA_NAMEs in forward order.
3283 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3284 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3285 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3286 pointer type to/from integral types that do not change the
3287 precision to regular conversions.
3289 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3291 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3292 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3293 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3294 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3295 input arguments and the mode of return value. Built-in functions
3296 that operate on whole 64-bit MMX register now use V1DI mode.
3298 2008-03-13 Alon Dayan <alond@il.ibm.com>
3299 Olga Golovanevsky <olga@il.ibm.com>
3301 PR tree-optimization/35041
3302 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3303 to locate the right position in a statement.
3305 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/xmmintrin.h: Change all static inline functions to
3310 extern inline and add __gnu_inline__ attribute.
3311 * config/i386/bmintrin.h: Ditto.
3312 * config/i386/smmintrin.h: Ditto.
3313 * config/i386/tmmintrin.h: Ditto.
3314 * config/i386/mmintrin-common.h: Ditto.
3315 * config/i386/ammintrin.h: Ditto.
3316 * config/i386/emmintrin.h: Ditto.
3317 * config/i386/pmmintrin.h: Ditto.
3318 * config/i386/mmintrin.h: Ditto.
3319 * config/i386/mm3dnow.h: Ditto.
3321 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3324 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3325 (lower_omp_2): New function.
3326 (lower_omp_1, lower_omp): Rewritten.
3328 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3331 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3332 with the phrase "Microsoft Windows compilers".
3333 (Push/Pop Macro Pragmas): New subsection. Document
3334 #pragma push_macro and pragma pop_macro.
3336 2008-03-12 Paul Brook <paul@codesourcery.com>
3338 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3340 2008-03-12 Paul Brook <paul@codesourcery.com>
3342 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3343 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3344 (thumb2_addsi_shortim): Rename ...
3345 (thumb2_addsi_short): ... to this. Allow register operands.
3346 (thumb2_subsi_short): New pattern.
3347 (thumb2_one_cmplsi2_short,
3348 thumb2_negsi2_short): New patterns and peepholes.
3350 2008-03-12 Paul Brook <paul@codesourcery.com>
3352 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3354 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3356 * config/i386/i386.md (int_cond): New code iterator.
3358 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3359 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3360 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3361 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3362 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3363 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3364 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3365 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3367 2008-03-12 Paul Brook <paul@codesourcery.com>
3369 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3370 instead of {arm,thumb}_compute_save_reg_mask.
3371 (output_return_instruction): Ditto.
3372 (thumb_unexpanded_epilogue): Ditto.
3373 (thumb1_expand_prologue): Ditto.
3374 (thumb1_output_function_prologue): Ditto.
3375 (arm_set_return_address): Ditto.
3376 (thumb_set_return_address): Ditto.
3377 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3378 regs to achieve stack alignment.
3379 (thumb1_compute_save_reg_mask): Fix compiler warning.
3380 (arm_output_epilogue): Use offsets->saved_regs_mask.
3381 Adjust stack pointer by poping call clobered registers.
3382 (arm_expand_prologue): Use offsets->saved_regs_mask.
3383 Adjust stack pointer by pushing extra registers.
3384 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3386 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3389 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3390 conversion to the operands of a multiplication.
3392 2008-03-12 Richard Guenther <rguenther@suse.de>
3394 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3395 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3396 * timevar.def (TV_TREE_PHIPROP): Add.
3397 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3398 pass description. Use TV_TREE_PHIPROP.
3399 * tree-ssa-forwprop.c: Remove phiprop code.
3401 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3404 * omp-low.c (maybe_lookup_decl): Constify first argument.
3405 (use_pointer_for_field): Change last argument from bool to
3406 omp_context *. Disallow shared copy-in/out in nested
3407 parallel if decl is shared in outer parallel too.
3408 (build_outer_var_ref, scan_sharing_clauses,
3409 lower_rec_input_clauses, lower_copyprivate_clauses,
3410 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3412 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3413 Ira Rosen <irar@il.ibm.com>
3415 * tree-vectorizer.c (free_stmt_vec_info): New function.
3416 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3417 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3418 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3419 * tree-vect-transform.c (vectorizable_conversion): Free
3420 vec_oprnds0 if it was allocated.
3421 (vect_permute_store_chain): Remove unused VECs.
3422 (vectorizable_store): Free VECs that are allocated in the..
3424 (vect_transform_strided_load, vectorizable_load): Likewise.
3425 (vect_remove_stores): Simplify the code.
3426 (vect_transform_loop): Move code to vect_remove_stores().
3427 Call vect_remove_stores() and free_stmt_vec_info().
3429 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3431 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3432 TARGET_HPUX. Revise comment.
3433 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3434 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3435 Use sr4 variant of `be' instruction when not generating PIC code.
3436 (attr_length_call): Adjust for above change.
3438 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3440 * ipa-reference.c (static_execute): Remove module_statics_const and
3441 associated setting code.
3443 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3447 predicate for operand 1.
3448 (paritysi2_cmp): Use register_operand predicate for operand 2.
3449 Use earlyclobber modifier for operand 1. Remove support for
3451 (paritydi2_cmp): Use register_operand predicate for operand 3.
3452 Use earlyclobber modifier for operand 1. Remove support for
3455 2008-03-11 Paul Brook <paul@codesourcery.com>
3456 Vladimir Prus <vladimir@codesourcery.com>
3458 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3459 (arm_compute_save_reg0_reg12_mask): Always
3460 check if register 11 must be saved. Always safe hard frame pointer
3461 when frame_pointer_needeed.
3462 (arm_compute_save_reg_mask): Save IP and PC
3463 only with apcs frames.
3464 (arm_output_epilogue): Adjust Thumb2 codepath to
3465 be also invoked and work for ARM non-apcs frames.
3466 (arm_expand_prologue): Don't bother saving IP
3467 for non-apcs frame, since it's not clobbered by
3468 prologue code. Implement non-apcs frame
3471 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3473 PR rtl-optimization/35281
3474 * expr.c (convert_move): Use a new pseudo for the intermediate
3475 from_mode->word_mode result.
3477 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3479 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3480 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3481 * toplev.c (compile_file): Don't call it.
3483 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3486 * expr.c (store_expr): Call emit_block_move if the mode
3487 of "temp" RTX is BLKmode.
3489 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3490 Richard Guenther <rguenther@suse.de>
3492 PR tree-optimization/31358
3493 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3494 the step with a NULL_TREE.
3495 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3496 to sizetype if type is a pointer type.
3497 (add_candidate_1): Don't convert the base and step to
3498 the generic type if the orginal type is a pointer type.
3499 (add_iv_value_candidates): Use sizetype for the step
3500 if type is a pointer type.
3501 (cand_value_at): Likewise.
3502 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3504 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3505 Don't convert the tem affine to the type.
3506 (add_elt_to_tree): Use sizetype for the step if a pointer.
3507 Use POINTER_PLUS_EXPR for pointers.
3508 (aff_combination_to_tree): Use sizetype for the step if a
3511 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3513 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3514 Remove commutativity hint.
3516 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3520 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3521 errorneous type. Check that v is a VAR_DECL.
3524 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3526 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3528 PR tree-optimization/35494
3529 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3530 may be overriden at link and run time.
3532 2008-03-10 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/34677
3535 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3536 (poolify_tree): Likewise.
3537 (modify_expr_template): Likewise.
3538 (poolify_modify_stmt): Likewise.
3539 (insert_fake_stores): Handle all component-ref style stores
3540 in addition to INDIRECT_REF. Also handle complex types.
3541 Do not poolify the inserted load.
3542 (realify_fake_stores): Do not rebuild the tree but only
3543 make it a SSA_NAME copy.
3544 (init_pre): Remove initialzation of modify_expr_template.
3545 Do not allocate modify_expr_node_pool.
3546 (fini_pre): Do not free modify_expr_node_pool.
3548 2008-03-10 Paul Brook <paul@codesourcery.com>
3550 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3553 2008-03-10 Paul Brook <paul@codesourcery.com>
3554 Mark Shinwell <shinwell@codesourcery.com>
3556 * config/arm/cortex-r4.md: New.
3557 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3559 * config/arm/arm.md: Include cortex-r4.md.
3560 (insn): Add smmls, sdiv and udiv values.
3561 (generic_sched): Don't use generic scheduling for Cortex-R4.
3562 (arm_issue_rate): New function.
3563 (TARGET_SCHED_ISSUE_RATE): Define.
3565 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3567 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3569 2008-03-10 Richard Guenther <rguenther@suse.de>
3571 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3572 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3574 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3576 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3577 Set default to true.
3579 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3581 * c.opt (Wsynth): Deprecate.
3582 * doc/invoke.texi (Option Summary, Warning Options): Document
3583 -Wno-format-contains-nul.
3585 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3588 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3589 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3591 2008-03-09 Ira Rosen <irar@il.ibm.com>
3593 * config/rs6000/rs6000.c (builtin_description): Rename vector
3594 left shift operations.
3595 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3596 (altivec_vsl<VI_char>): Rename to ...
3597 (ashl<mode>3): ... new name.
3598 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3600 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3602 2008-03-08 Richard Guenther <rguenther@suse.de>
3604 * coverage.h (tree_coverage_counter_addr): Declare.
3605 * coverage.c (tree_coverage_counter_addr): New function.
3606 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3608 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3609 (tree_gen_one_value_profiler): Likewise.
3610 (tree_gen_ic_profiler): Likewise.
3611 (tree_gen_average_profiler): Likewise.
3612 (tree_gen_ior_profiler): Likewise.
3614 2008-03-08 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3617 (vn_binary_op_insert): Likewise.
3618 (vn_unary_op_lookup): Likewise.
3619 (vn_unary_op_insert): Likewise.
3620 (vn_nary_op_lookup): Declare.
3621 (vn_nary_op_insert): Likewise.
3622 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3623 and binary hashes, use a single obstack for unary_op_pool
3625 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3626 a single struct vn_nary_op_s. Store tree code length and
3627 a variable number of operands.
3628 (struct vn_reference_op_struct): Remove unused op2.
3629 (vn_reference_op_eq): Do not compare op2.
3630 (vn_reference_op_compute_hash): Do not compute hash of op2.
3631 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3632 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3633 with vn_nary_op_compute_hash.
3634 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3635 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3637 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3639 (visit_unary_op): Call nary functions.
3640 (visit_binary_op): Likewise.
3641 (process_scc): Adjust for struct vn_tables_s changes.
3642 (allocate_vn_table): Likewise.
3643 (free_vn_table): Likewise.
3644 * tree-vn.c (vn_add): Call nary functions.
3645 (vn_lookup): Likewise.
3647 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3650 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3651 wdst back after sync_compare_and_swapqhi_internal.
3653 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3656 * config/i386/i386-modes.def (V1DI): New vector mode.
3657 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3658 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3659 (MMXMODE248): Ditto.
3660 (MMXMODE): Add V1DI mode.
3661 (mmxvecsize): Change DI mode to V1DI mode.
3662 ("mov<mode>): Use MMXMODEI8 mode iterator.
3663 ("*mov<mode>_internal_rex64"): Ditto.
3664 ("*mov<mode>_internal"): Ditto.
3665 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3666 ("mmx_sub<mode>3"): Ditto.
3667 ("mmx_adddi3"): Remove insn pattern.
3668 ("mmx_subdi3"): Ditto.
3669 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3670 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3671 ("mmx_ashl<mode>3"): Ditto.
3672 ("mmx_lshrdi3"): Remove insn pattern.
3673 ("mmx_ashldi3"): Ditto.
3674 * config/i386/i386.c (classify_argument): Handle V1DImode.
3675 (function_arg_advance_32): Ditto.
3676 (function_arg_32): Ditto.
3677 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3678 mmx_addv1di3 insn pattern.
3679 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3680 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3681 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3682 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3683 Remove definitions of built-in functions.
3684 (V1DI_type_node): New node.
3685 (v1di_ftype_v1di_int): Ditto.
3686 (v1di_ftype_v1di_v1di): Ditto.
3687 (v2si_ftype_v2si_si): Ditto.
3688 (v4hi_ftype_v4hi_di): Remove node.
3689 (v2si_ftype_v2si_di): Ditto.
3690 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3691 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3692 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3693 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3694 Add new builtins using def_builtin_const.
3695 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3696 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3697 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3698 * config/i386/mmintrin.h (__v1di): New typedef.
3699 (_mm_add_si64): Cast arguments to __v1di type.
3700 (_mm_sub_si64): Ditto.
3701 (_mm_sll_pi16): Cast __count to __v4hi type.
3702 (_mm_sll_pi32): Cast __count to __v2si type.
3703 (_mm_sll_si64): Cast arguments to __v1di type.
3704 (_mm_srl_pi16): Cast __count to __v4hi type.
3705 (_mm_srl_pi32): Cast __count to __v2si type.
3706 (_mm_srl_si64): Cast arguments to __v1di type.
3707 (_mm_sra_pi16): Cast __count to __v4hi type.
3708 (_mm_sra_pi32): Cast __count to __v2si type.
3709 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3710 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3711 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3712 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3713 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3714 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3715 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3716 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3717 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3718 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3719 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3720 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3722 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3724 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3726 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3729 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3730 reg+const addressing for Altivec modes. Don't generate reg+reg
3731 addressing for TFmode or TDmode quantities.
3733 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3735 * c-common.c (vector_types_convertible_p): Call langhook
3736 instead of comptypes.
3738 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3741 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3742 integral and scalar float variables which have a
3745 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3747 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3748 dwarf_register_span hook when emitting unwind information for
3749 register-to-memory saves.
3750 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3751 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3753 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3755 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3756 for the same VAR_DECL.
3758 2008-03-06 Tom Tromey <tromey@redhat.com>
3761 * doc/standards.texi (Standards): Don't mention treelang.
3762 * doc/invoke.texi (Overall Options): Don't mention treelang.
3763 * doc/install.texi (Prerequisites): Don't mention bison or
3765 (Configuration): Don't mention treelang.
3766 (Building): Likewise.
3767 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3769 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3771 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3772 word-extractions out of a multi-word object.
3774 2008-03-06 Richard Guenther <rguenther@suse.de>
3776 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3777 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3778 result type and precision.
3779 * expr.c (get_inner_reference): Set unsignedp based on the result
3780 type of BIT_FIELD_REF.
3781 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3782 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3783 (try_instantiate_multiple_fields): Likewise. Use the correct type
3785 (sra_build_assignment): Likewise.
3786 (sra_build_elt_assignment): Likewise.
3787 (sra_explode_bitfield_assignment): Likewise.
3788 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3789 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3790 set BIT_FIELD_REF_UNSIGNED.
3791 (vectorizable_load): Likewise.
3793 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3795 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3798 2008-03-06 Richard Guenther <rguenther@suse.de>
3800 * alias.c (struct alias_set_entry): Move has_zero_child field
3801 to pack with alias_set.
3803 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3805 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3808 2008-03-05 Ian Lance Taylor <iant@google.com>
3810 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3812 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3814 * fwprop.c (update_df): Support width and offset parameters of
3816 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3817 global_conflicts): Change DF_REF_EXTRACT to either
3818 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3819 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3820 * df-scan.c (df_ref_record, df_defs_record,
3821 df_ref_create_structure, df_def_record_1, df_uses_record,
3822 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3823 df_bb_refs_collect, df_entry_block_defs_collect,
3824 df_exit_block_uses_collect): Support new width and offset fields.
3825 (ref_extract_pool): New storage pool.
3826 (df_free_ref): New function.
3827 (df_reg_chain_unlink, df_free_collection_rec,
3828 df_sort_and_compress_refs): Call df_free_ref.
3829 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3831 (df_ref_create_structure): Allocate df_ref_extract if offset and
3832 width fields are used.
3833 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3834 (df_uses_record): Get offset and width from ZERO_EXTRACT
3836 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3837 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3838 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3839 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3840 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3841 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3842 (df_ref_extract): New structure.
3843 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3844 (df_ref_create): Add width and offset parameters.
3846 2008-03-05 Richard Guenther <rguenther@suse.de>
3848 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3849 Use ranges_overlap_p.
3850 (offset_overlaps_with_access): Rename
3851 to ranges_overlap_p and move ...
3852 * tree-flow-inline.h (ranges_overlap_p): ... here.
3854 * tree.h (get_inner_reference, handled_component_p): Update
3857 * tree.h (record_component_aliases, get_alias_set,
3858 alias_sets_conflict_p, alias_sets_must_conflict_p,
3859 objects_must_conflict_p): Move declarations ...
3860 * alias.h (record_component_aliases, get_alias_set,
3861 alias_sets_conflict_p, alias_sets_must_conflict_p,
3862 objects_must_conflict_p): ... here.
3863 Include coretypes.h.
3864 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3866 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3868 * cfg.c: Include tree-flow.h.
3869 (remove_edge_raw): Call redirect_edge_var_map_clear.
3870 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3871 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3872 (redirect_edge_var_map_result): New.
3873 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3874 PENDING_STMT use with redirect_edge_var_map_*.
3875 * tree-ssa.c (edge_var_maps): New definition.
3876 (redirect_edge_var_map_add): New.
3877 (redirect_edge_var_map_clear): New.
3878 (redirect_edge_var_map_dup): New.
3879 (redirect_edge_var_map_vector): New.
3880 (redirect_edge_var_map_destroy): New.
3881 (ssa_redirect_edge): Replace PENDING_STMT use with
3882 redirect_edge_var_map_*.
3883 (flush_pending_stmts): Same.
3884 (delete_tree_ssa): Destroy edge var map.
3885 * tree-flow.h (struct _edge_var_map): New.
3886 Define edge_var_map vector type.
3887 Declare redirect_edge_var_map_* prototypes.
3888 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3889 * tree-cfg.c (reinstall_phi_args): Replace
3890 PENDING_STMT use with redirect_edge_var_map_*.
3892 2008-03-05 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/35472
3895 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3896 whose single use_stmt has a overlapping set of loaded and
3897 stored symbols as that use_stmt might be a noop assignment then.
3899 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3901 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3903 2008-03-05 Richard Guenther <rguenther@suse.de>
3906 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3907 should be constants.
3908 * tree-cfg.c (verify_expr): Verify it.
3909 * fold-const.c (fold_truthop): Remove code generating
3910 BIT_FIELD_REFs of structure bases.
3911 (fold_binary): Likewise.
3912 (fold_ternary): Position and size of BIT_FIELD_REFs are
3913 always host integers.
3914 (make_bit_field_ref): Remove.
3915 (optimize_bit_field_compare): Remove.
3916 (all_ones_mask_p): Remove.
3918 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3921 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3922 (split_block_and_df_analyze): New. Split basic block and rebuild
3924 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3926 (split_pattern_seq): Likewise.
3927 (erase_matching_seqs): Likewise.
3928 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3930 2008-03-04 Geoff Keating <geoffk@apple.com>
3932 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3933 declaration and code.
3934 (tree_invalid_nonnegative_warnv_p): Likewise.
3936 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3938 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3939 examples. Truncate option-names then causing overfull hbox.
3941 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3944 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3946 * configure: Rebuilt.
3948 2008-03-04 Rafael Espindola <espindola@google.com>
3950 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3951 (tree_unary_nonnegative_warnv_p): New.
3952 (tree_binary_nonnegative_warnv_p): New.
3953 (tree_single_nonnegative_warnv_p): New.
3954 (tree_invalid_nonnegative_warnv_p): New.
3955 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3957 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3960 * opts.c (handle_option): Postpone 'unknown option' errors only for
3963 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3969 2008-03-04 Rafael Espindola <espindola@google.com>
3971 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3972 (tree_binary_nonzero_warnv_p): New.
3973 (tree_single_nonzero_warnv_p): New.
3974 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3976 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3979 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3980 transformations for modes that have signed zeros.
3981 * ifcvt.c (noce_try_abs): Ditto.
3983 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3985 * config/i386/i386.c (override_options): Force
3986 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3988 2008-03-04 Jan Hubicka <jh@suse.cz>
3991 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3994 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3996 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3997 label to probe the stack.
3999 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4001 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4002 (__gthr_win32_mutex_destroy): Declare.
4003 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4004 __gthr_win32_mutex_destroy.
4005 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4007 2008-03-03 Jan Hubicka <jh@suse.cz>
4010 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4011 aggressive on inlining cold calls.
4013 2008-03-03 Richard Guenther <rguenther@suse.de>
4015 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4016 struct copies into the expression table.
4017 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4018 (try_to_simplify): Likewise.
4019 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4020 integral and pointer arguments which do not change the
4021 precision to NOP_EXPRs.
4022 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4023 VIEW_CONVERT_EXPR case.
4025 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4027 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4028 defined in a loop at depth 0 is invariant.
4029 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4031 be called at loop depth 0.
4033 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4036 * gcc.c (process_command): Update copyright notice dates.
4037 * gcov.c (print_version): Likewise.
4038 * gcov-dump.c (print_version): Likewise.
4039 * mips-tfile.c (main): Likewise.
4040 * mips-tdump.c (main): Likewise.
4042 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4045 * c-common.c (flag_permissive): Delete.
4046 (constant_expression_warnings): Check flags first.
4047 (constant_expression_error): New.
4048 * c-common.h (flag_permissive): Delete.
4049 (constant_expression_error): Declare.
4050 * flags.h (flag_permissive): Declare. Update description.
4051 * diagnostic.c (pedwarn): Update.
4053 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4054 (permissive_error_kind): New.
4055 * toplev.c (flag_permissive): Define. Update description.
4056 * toplev.h (permissive_error_kind): Declare.
4057 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4058 (pedwarn_c90): Use pedantic_warning_kind.
4059 * c-opts.c (c_common_post_options): flag_permissive does not affect
4060 flag_pedantic_errors.
4062 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4064 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4065 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4066 __absvsi2, __absvDI2): Use unsigned arithmetic.
4068 2008-03-02 Andi Kleen <ak@suse.de>
4069 Richard Guenther <rguenther@suse.de>
4071 * struct-equiv.c: Remove file.
4072 * cfg_cleanup.c (condjump_equiv_p): Remove.
4073 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4074 (struct-equiv.o): Remove rule.
4075 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4076 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4077 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4079 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4081 * ifcvt.c (noce_process_if_block): Try to handle only the then
4082 block if the else block exists but isn't suitable.
4084 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4087 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4088 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4089 regression from previous patch.
4091 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4094 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4096 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4097 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4098 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4099 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4100 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4101 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4102 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4103 (__gthread_mutex_destroy_function): Rename to
4104 __gthread_mutex_destroy.
4105 * gthr-dce.h (__gthread_mutex_destroy): Call
4106 pthread_mutex_destroy.
4107 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4108 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4109 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4111 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4113 * df-scan.c (df_ref_chain_change_bb): Simplify.
4114 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4115 set_block_for_insn if there's any change.
4116 * df.h ((df_insn_change_bb): Fix prototype.
4117 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4118 df_insn_change_bb, don't call set_block_for_insn.
4119 * emit-rtl.c (reorder_insns): Likewise.
4120 * haifa-sched.c (move_insn): Likewise.
4122 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4124 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4126 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4128 * tree-flow-inline.h (next_readonly_imm_use): Return
4129 NULL_USE_OPERAND_P after the end.
4131 2008-03-01 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/35411
4134 * tree-sra.c (sra_build_assignment): Split conversion to
4135 final type to a separate statement if we are not assigning
4138 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4140 * fold-const.c (fold_convertible_p): Correct the logic to follow
4141 that in fold_convert().
4143 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4146 * tree-inline.c (build_duplicate_type): When we make a
4147 duplicate type, make it unique in the canonical types system.
4149 2008-02-29 Tom Tromey <tromey@redhat.com>
4151 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4152 input_file_stack_history, input_file_stack_restored): Remove.
4153 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4154 * input.h (struct file_stack): Remove.
4155 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4156 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4158 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4160 (diagnostic_last_module_changed): Add 'map' argument.
4161 (diagnostic_set_last_function): Likewise.
4162 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4163 line map, not input_file_stack.
4164 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4166 2008-02-29 Paul Brook <paul@codesourcery.com>
4168 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4170 2008-02-29 Paul Brook <paul@codesourcery.com>
4172 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4174 2008-02-29 Richard Guenther <rguenther@suse.de>
4176 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4178 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4179 value for comparing for a store match.
4180 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4181 (try_to_simplify): Do not do a full-blown reference lookup.
4183 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4185 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4186 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4188 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4190 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4192 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4193 strides against cache sizes.
4195 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4197 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4200 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4202 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4203 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4204 is smaller than the original promoted value.
4205 (simplify_subreg): If OP is a SUBREG, try to preserve its
4206 SUBREG_PROMOTED_VAR_P information.
4208 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4210 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4211 (VN_INFO_GET): Allocate new objects on the obstack.
4212 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4213 for rpo_numbers_temp, for consistency.
4214 (free_scc_vn): Free the obstack.
4216 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4218 * doc/invoke.texi: Document -ftree-loop-distribution.
4219 * tree-loop-distribution.c: New.
4220 * tree-pass.h (pass_loop_distribution): New.
4221 * graphds.h (struct graph): Add htab_t indices.
4222 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4223 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4224 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4225 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4226 * tree-data-ref.c (debug_data_dependence_relations): New.
4227 (dump_data_dependence_relation): Also print data references.
4228 (free_data_ref): Extern.
4229 (same_access_functions): Moved...
4230 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4231 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4232 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4233 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4234 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4235 (stmts_from_loop): Skip LABEL_EXPR.
4236 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4238 (build_rdg): Initialize rdg->indices htab.
4239 (free_rdg, stores_from_loop, ref_base_address,
4240 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4241 have_similar_memory_accesses_1, ref_base_address_1,
4242 remove_similar_memory_refs): New.
4243 * tree-data-ref.h: Depend on tree-chrec.h.
4244 (debug_data_dependence_relations, free_data_ref): Declared.
4245 (same_access_functions): ... here.
4246 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4248 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4249 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4250 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4251 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4252 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4253 rdg_vertex_for_stmt): Declared.
4254 (struct rdg_edge): Add level.
4256 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4257 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4259 (rdg_has_similar_memory_accesses): New.
4260 * tree-vect-analyze.c: Remove unused static decls.
4261 * lambda.h (dependence_level): New.
4262 * common.opt (ftree-loop-distribution): New.
4263 * tree-flow.h (mark_virtual_ops_in_bb,
4264 slpeel_tree_duplicate_loop_to_edge_cfg,
4265 rename_variables_in_loop): Declared.
4266 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4267 (OBJS-common): Add tree-loop-distribution.o.
4268 (tree-loop-distribution.o): New rule.
4269 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4270 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4271 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4273 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4276 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4277 other than structures and unions.
4279 2008-02-28 Richard Guenther <rguenther@suse.de>
4282 2008-02-26 Richard Guenther <rguenther@suse.de>
4284 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4285 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4286 (lookup_decl_from_uid): Declare.
4287 (remove_decl_from_map): Likewise.
4288 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4289 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4290 (decl_for_uid_map): New global hashtable mapping DECL_UID
4292 (init_ttree): Allocate it.
4293 (insert_decl_to_uid_decl_map): New helper function.
4294 (make_node_stat): Insert new decls into the map.
4295 (copy_node_stat): Likewise.
4296 (lookup_decl_from_uid): New function.
4297 (remove_decl_from_map): Likewise.
4298 (print_decl_for_uid_map_statistics): New helper.
4299 (dump_tree_statistics): Call it.
4301 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4302 (referenced_var_iterator): Adjust.
4303 (FOR_EACH_REFERENCED_VAR): Adjust.
4304 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4305 (num_referenced_vars): Adjust.
4306 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4307 (first_referenced_var): Remove.
4308 (end_referenced_vars_p): Likewise.
4309 (next_referenced_var): Likewise.
4310 (referenced_var_iterator_set): New helper function.
4311 * tree-dfa.c (referenced_var_lookup): Adjust.
4312 (referenced_var_check_and_insert): Likewise.
4313 (remove_referenced_var): Likewise.
4314 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4315 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4316 (verify_call_clobbering): Likewise.
4317 (verify_memory_partitions): Likewise.
4318 (init_tree_ssa): Allocate bitmap instead of hashtable for
4320 (delete_tree_ssa): Adjust.
4321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4322 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4323 (compute_tag_properties): Likewise.
4324 (set_initial_properties): Likewise.
4325 (find_partition_for): Likewise.
4326 (update_reference_counts): Likewise.
4327 (dump_may_aliases_for): Likewise.
4328 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4329 (add_call_clobber_ops): Likewise.
4330 (add_call_read_ops): Likewise.
4331 (get_asm_expr_operands): Likewise.
4332 * tree-into-ssa.c (dump_decl_set): Likewise.
4333 (update_ssa): Likewise.
4334 * tree-sra.c (scan_function): Likewise.
4335 (decide_instantiations): Likewise.
4336 (scalarize_parms): Likewise.
4337 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4338 (dsa_named_for): Likewise.
4339 * tree-ssa-structalias.c (update_alias_info): Likewise.
4340 (merge_smts_into): Likewise.
4342 2008-02-27 David Daney <ddaney@avtrex.com>
4345 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4346 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4347 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4348 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4349 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4351 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4354 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4355 (BUILT_IN_NEXTTOWARD): Remove.
4356 (BUILT_IN_NEXTTOWARDF): Ditto.
4357 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4358 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4360 2008-02-27 Tom Tromey <tromey@redhat.com>
4362 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4363 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4365 2008-02-27 Jan Beulich <jbeulich@novell.com>
4367 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4368 update the respective field on newdecl.
4370 2008-02-27 Revital Eres <eres@il.ibm.com>
4372 PR rtl-optimization/34999
4373 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4374 crossing edges that ends with a call insn.
4375 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4376 call insn and clear the EDGE_CROSSING flag of the crossing edge
4377 when fixing fallthru edges.
4379 2008-02-27 Richard Guenther <rguenther@suse.de>
4382 * fold-const.c (fold_unary): Return the correct argument,
4383 converted to the result type.
4385 2008-02-27 Richard Guenther <rguenther@suse.de>
4388 * expr.c (expand_expr_real_1): Assert on rotates that operate
4390 * fold-const.c (fold_binary): Use the types precision, not the
4391 bitsize of the mode if folding rotate expressions. Build rotates
4392 only for full modes.
4394 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4396 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4398 * c-pragma.c (pragma_ns_name): New typedef.
4399 (registered_pp_pragmas): New variable.
4400 (c_pp_lookup_pragma): New function.
4401 (c_register_pragma_1): If flag_preprocess_only, do nothing
4402 for non-expanded pragmas, for expanded ones push pragma's
4403 namespace and name into registered_pp_pragmas vector.
4404 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4405 flag_preprocess_only, don't register GCC pch_preprocess
4406 pragma if flag_preprocess_only.
4407 * c-opts.c (c_common_init): Call init_pragma even if
4408 flag_preprocess_only.
4409 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4410 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4411 cpp_register_pragma if flag_preprocess_only.
4413 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4416 * c-parser.c (c_parser_translation_unit): Warn for empty
4417 translation unit, not empty source file.
4419 2008-02-26 Paul Brook <paul@codesourcery.com>
4421 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4422 operand for Thumb-2.
4423 * config/arm/arm.h (reg_class): Add CORE_REGS.
4424 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4425 (BASE_REG_CLASS): Use CORE_REGS.
4426 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4427 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4428 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4429 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4430 ARM_REGNO_OK_FOR_INDEX_P.
4431 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4432 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4433 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4434 (ldm/stm peepholes): Ditto.
4435 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4436 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4437 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4438 * config/arm/constraints.md: Enable "k" constraint on ARM.
4440 2008-02-27 Ben Elliston <bje@au.ibm.com>
4442 * config/rs6000/rs6000.c: Annotate cache line size field in all
4443 instances of struct processor_costs.
4445 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4447 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4448 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4449 jump_bypass): New counters.
4450 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4451 * dce.c (gate_ud_dce): Same.
4452 (gate_fast_dce): Same.
4453 * dse.c (gate_dse1): New function.
4454 (gate_dse2): New function.
4455 (gate_dse): Merge results of new gate functions.
4456 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4457 (gate_handle_jump_bypass): Add dbg_cnt.
4458 (gate_handle_gcse): Add dbg_cnt.
4459 * ifcvt.c (gate_handle_if_conversion): Same.
4460 (gate_handle_if_after_combine): Same.
4461 (gate_handle_if_after_reload): Same.
4462 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4464 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4466 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4468 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4470 2008-02-26 Jason Merrill <jason@redhat.com>
4473 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4474 alone if it's the naming decl for the type's main variant.
4476 2008-02-26 Tom Tromey <tromey@redhat.com>
4478 * system.h (USE_MAPPED_LOCATION): Poison.
4479 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4480 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4481 (make_goto_expr_edges): Likewise.
4482 (remove_bb): Likewise.
4483 (execute_warn_function_return): Likewise.
4484 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4486 * c-common.c (fname_decl): Remove old location code.
4487 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4489 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4491 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4492 (gen_rtx_ASM_INPUT): Likewise.
4493 (gen_rtx_ASM_INPUT_loc): Likewise.
4494 (get_rtx_asm_OPERANDS): Remove.
4495 * cfglayout.c (insn_locators_alloc): Remove old location code.
4496 (set_curr_insn_source_location): Likewise.
4497 (curr_insn_locator): Likewise.
4498 * print-tree.c (print_node): Remove old location code.
4499 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4500 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4501 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4502 location_from_locus.
4503 (construct_exit_block): Remove old location code.
4504 * emit-rtl.c (force_next_line_note): Remove old location code.
4505 * profile.c (branch_prob): Remove old location code.
4506 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4507 LOC_LINE): Remove old-location variants.
4508 * langhooks.c (lhd_print_error_function): Remove old location
4510 * configure, config.in: Rebuilt.
4511 * configure.ac (--enable-mapped-location): Remove.
4512 * c-decl.c (c_init_decl_processing): Remove old location code.
4513 (finish_function): Likewise.
4514 * recog.c (decode_asm_operands): Remove old location code.
4515 * c-pch.c (c_common_read_pch): Remove old location code.
4516 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4518 * gimple-low.c (lower_function_body): Remove old location code.
4519 * toplev.c (unknown_location): Remove.
4520 (push_srcloc): Remove old-location variant.
4521 (process_options): Remove old location code.
4522 (lang_dependent_init): Likewise.
4523 * input.h (UNKNOWN_LOCATION): Move definition.
4524 (location_t): Undeprecate.
4525 (source_locus): Remove.
4526 (location_from_locus): Remove.
4527 (struct location_s): Remove.
4528 Remove all old-location code.
4529 (input_line, input_filename): Remove.
4530 * final.c (final_scan_insn): Remove old location code.
4531 * diagnostic.c (diagnostic_build_prefix): Remove
4532 USE_MAPPED_LOCATION test.
4533 * tree.h (gimple_stmt) <locus>: Now a location_t.
4534 (tree_exp) <locus>: Likewise.
4535 (DECL_IS_BUILTIN): Remove old-location variant.
4536 (annotate_with_file_line, annotate_with_locus): Likewise.
4537 (expr_locus, set_expr_locus): Update.
4538 * tree.c (build1_stat): Remove old location code.
4539 (last_annotated_node): Remove.
4540 (annotate_with_file_line): Remove old-location variant.
4541 (annotate_with_locus): Likewise.
4542 (expr_location): Remove old location code.
4543 (set_expr_location): Likewise.
4544 (expr_has_location): Likewise.
4545 (expr_locus): Likewise.
4546 (set_expr_locus): Likewise.
4547 (expr_filename): Don't use location_from_locus.
4548 (expr_lineno): Likewise.
4549 * rtl-error.c (location_for_asm): Remove old location code.
4550 * c-lex.c (cb_line_change): Remove old location code.
4551 (fe_file_change): Likewise.
4552 (cb_def_pragma): Likewise.
4553 (c_lex_with_flags): Likewise.
4554 * gengtype.c (do_typedef): Don't special-case location types.
4555 (define_location_structures): Remove.
4556 (main): Don't call define_location_structures.
4557 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4560 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4563 * builtins.def (BUILT_IN_STDARG_START): Remove.
4564 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4565 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4566 * tree-inline.c (inline_forbidden_p_1): Likewise.
4568 2008-02-26 Richard Guenther <rguenther@suse.de>
4570 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4571 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4572 (lookup_decl_from_uid): Declare.
4573 (remove_decl_from_map): Likewise.
4574 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4575 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4576 (decl_for_uid_map): New global hashtable mapping DECL_UID
4578 (init_ttree): Allocate it.
4579 (insert_decl_to_uid_decl_map): New helper function.
4580 (make_node_stat): Insert new decls into the map.
4581 (copy_node_stat): Likewise.
4582 (lookup_decl_from_uid): New function.
4583 (remove_decl_from_map): Likewise.
4584 (print_decl_for_uid_map_statistics): New helper.
4585 (dump_tree_statistics): Call it.
4587 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4588 (referenced_var_iterator): Adjust.
4589 (FOR_EACH_REFERENCED_VAR): Adjust.
4590 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4591 (num_referenced_vars): Adjust.
4592 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4593 (first_referenced_var): Remove.
4594 (end_referenced_vars_p): Likewise.
4595 (next_referenced_var): Likewise.
4596 (referenced_var_iterator_set): New helper function.
4597 * tree-dfa.c (referenced_var_lookup): Adjust.
4598 (referenced_var_check_and_insert): Likewise.
4599 (remove_referenced_var): Likewise.
4600 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4601 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4602 (verify_call_clobbering): Likewise.
4603 (verify_memory_partitions): Likewise.
4604 (init_tree_ssa): Allocate bitmap instead of hashtable for
4606 (delete_tree_ssa): Adjust.
4607 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4609 (compute_tag_properties): Likewise.
4610 (set_initial_properties): Likewise.
4611 (find_partition_for): Likewise.
4612 (update_reference_counts): Likewise.
4613 (dump_may_aliases_for): Likewise.
4614 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4615 (add_call_clobber_ops): Likewise.
4616 (add_call_read_ops): Likewise.
4617 (get_asm_expr_operands): Likewise.
4618 * tree-into-ssa.c (dump_decl_set): Likewise.
4619 (update_ssa): Likewise.
4620 * tree-sra.c (scan_function): Likewise.
4621 (decide_instantiations): Likewise.
4622 (scalarize_parms): Likewise.
4623 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4624 (dsa_named_for): Likewise.
4625 * tree-ssa-structalias.c (update_alias_info): Likewise.
4626 (merge_smts_into): Likewise.
4628 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4631 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4632 * c-opts.c (c_common_handle_option): Wall enables
4633 Wvolatile-register-var.
4634 * common.opt: Move Wvolatile-register-var to...
4637 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4639 * common.opt (Wlarger-than=): New.
4640 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4642 * opts.c (common_handle_option): Handle -Wlarger-than=.
4643 * optc-gen.awk: Likewise.
4644 * opth-gen.awk: Likewise.
4645 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4646 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4650 * c-common.c (match_case_to_enum_1): Add appropriate
4651 OPT_W* parameter to warning.
4652 (c_do_switch_warnings): Likewise.
4653 * c-typeck.c (warning_init): Add one more parameter following
4655 (push_init_level): Update call to warning_init.
4656 (pop_init_level): Likewise.
4657 (add_pending_init): Likewise.
4658 (output_init_element: Likewise.
4660 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4663 * toplev.c (toplev_main): If there are warnings or error, print
4664 errors for ignored options.
4665 * opts.c (ignored_options): New static variable.
4666 (postpone_unknown_option_error): New.
4667 (print_ignored_options): New.
4668 (handle_option): Postpone errors for unknown -Wno-* options.
4669 * opts.h (print_ignored_options): Declare.
4671 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4673 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4676 2008-02-25 Richard Guenther <rguenther@suse.de>
4679 2008-02-25 Richard Guenther <rguenther@suse.de>
4681 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4682 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4683 (lookup_decl_from_uid): Declare.
4684 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4685 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4686 (decl_for_uid_map): New global hashtable mapping DECL_UID
4688 (init_ttree): Allocate it.
4689 (insert_decl_to_uid_decl_map): New helper function.
4690 (make_node_stat): Insert new decls into the map.
4691 (copy_node_stat): Likewise.
4692 (lookup_decl_from_uid): New function.
4693 (print_decl_for_uid_map_statistics): New helper.
4694 (dump_tree_statistics): Call it.
4696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4697 (referenced_var_iterator): Adjust.
4698 (FOR_EACH_REFERENCED_VAR): Adjust.
4699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4700 (num_referenced_vars): Adjust.
4701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4702 (first_referenced_var): Remove.
4703 (end_referenced_vars_p): Likewise.
4704 (next_referenced_var): Likewise.
4705 (referenced_var_iterator_set): New helper function.
4706 * tree-dfa.c (referenced_var_lookup): Adjust.
4707 (referenced_var_check_and_insert): Likewise.
4708 (remove_referenced_var): Likewise.
4709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4711 (verify_call_clobbering): Likewise.
4712 (verify_memory_partitions): Likewise.
4713 (init_tree_ssa): Allocate bitmap instead of hashtable for
4715 (delete_tree_ssa): Adjust.
4716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4718 (compute_tag_properties): Likewise.
4719 (set_initial_properties): Likewise.
4720 (find_partition_for): Likewise.
4721 (update_reference_counts): Likewise.
4722 (dump_may_aliases_for): Likewise.
4723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4724 (add_call_clobber_ops): Likewise.
4725 (add_call_read_ops): Likewise.
4726 (get_asm_expr_operands): Likewise.
4727 * tree-into-ssa.c (dump_decl_set): Likewise.
4728 (update_ssa): Likewise.
4729 * tree-sra.c (scan_function): Likewise.
4730 (decide_instantiations): Likewise.
4731 (scalarize_parms): Likewise.
4732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4733 (dsa_named_for): Likewise.
4734 * tree-ssa-structalias.c (update_alias_info): Likewise.
4735 (merge_smts_into): Likewise.
4737 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4740 * doc/invoke.texi (-fcx-limited-range): Document new option.
4741 * toplev.c (process_options): Handle -fcx-fortran-rules.
4742 * common.opt: Add documentation for -fcx-fortran-rules.
4744 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4747 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4748 actual behaviour and C99.
4750 2008-02-26 Ben Elliston <bje@au.ibm.com>
4752 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4753 (ASM_CPU_POWER6_SPEC): Likewise.
4754 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4755 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4756 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4758 2008-02-25 Richard Guenther <rguenther@suse.de>
4760 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4761 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4762 (lookup_decl_from_uid): Declare.
4763 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4764 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4765 (decl_for_uid_map): New global hashtable mapping DECL_UID
4767 (init_ttree): Allocate it.
4768 (insert_decl_to_uid_decl_map): New helper function.
4769 (make_node_stat): Insert new decls into the map.
4770 (copy_node_stat): Likewise.
4771 (lookup_decl_from_uid): New function.
4772 (print_decl_for_uid_map_statistics): New helper.
4773 (dump_tree_statistics): Call it.
4775 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4776 (referenced_var_iterator): Adjust.
4777 (FOR_EACH_REFERENCED_VAR): Adjust.
4778 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4779 (num_referenced_vars): Adjust.
4780 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4781 (first_referenced_var): Remove.
4782 (end_referenced_vars_p): Likewise.
4783 (next_referenced_var): Likewise.
4784 (referenced_var_iterator_set): New helper function.
4785 * tree-dfa.c (referenced_var_lookup): Adjust.
4786 (referenced_var_check_and_insert): Likewise.
4787 (remove_referenced_var): Likewise.
4788 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4789 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4790 (verify_call_clobbering): Likewise.
4791 (verify_memory_partitions): Likewise.
4792 (init_tree_ssa): Allocate bitmap instead of hashtable for
4794 (delete_tree_ssa): Adjust.
4795 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4797 (compute_tag_properties): Likewise.
4798 (set_initial_properties): Likewise.
4799 (find_partition_for): Likewise.
4800 (update_reference_counts): Likewise.
4801 (dump_may_aliases_for): Likewise.
4802 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4803 (add_call_clobber_ops): Likewise.
4804 (add_call_read_ops): Likewise.
4805 (get_asm_expr_operands): Likewise.
4806 * tree-into-ssa.c (dump_decl_set): Likewise.
4807 (update_ssa): Likewise.
4808 * tree-sra.c (scan_function): Likewise.
4809 (decide_instantiations): Likewise.
4810 (scalarize_parms): Likewise.
4811 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4812 (dsa_named_for): Likewise.
4813 * tree-ssa-structalias.c (update_alias_info): Likewise.
4814 (merge_smts_into): Likewise.
4816 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4819 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4820 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4821 * alias.h (nonoverlapping_memrefs_p): Likewise.
4823 2008-02-25 Jan Beulich <jbeulich@novell.com>
4825 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4826 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4827 __emultls_get_address, __emultls_register_common,
4828 __floatundi?f, and _Unwind_GetIPInfo.
4829 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4830 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4831 (gen_regparm_prefix): Likewise.
4832 (i386_nlm_encode_section_info): Sync with
4833 config/i386/winnt.c:i386_pe_encode_section_info().
4834 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4835 i386_nlm_mangle_decl_assembler_name): New.
4836 (netware_override_options): New.
4837 * config/i386/netware.h (netware_override_options): Declare.
4838 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4839 (i386_nlm_mangle_decl_assembler_name): Declare.
4840 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4842 2008-02-25 Ben Elliston <bje@au.ibm.com>
4845 * c-decl.c (grokdeclarator): Remove unused local variables
4846 `typedef_type' and `type_as_written'.
4848 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4849 unused local variable `has_hot_blocks'.
4850 (fix_crossing_conditional_branches): Remove unused local variable
4853 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4856 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4857 using DEF_C99_BUILTIN.
4858 (BUILT_IN_NANF): Ditto.
4859 (BUILT_IN_NANL): Ditto.
4861 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4862 Revital Eres <eres@il.ibm.com>
4864 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4865 regarding the order of two dependent insns in the same row.
4867 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4869 * stor-layout.c (layout_decl): Do not bump the alignment of a
4870 bit-field to more than byte alignment if it is packed.
4872 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4874 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4877 2008-02-24 Diego Novillo <dnovillo@google.com>
4879 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4882 * tree-vrp.c (vrp_evaluate_conditional): With
4883 -Wtype-limits, emit a warning when comparing against a
4884 constant outside the natural range of OP0's type.
4885 * c.opt (Wtype-limits): Move ...
4886 * common.opt (Wtype-limits): ... here.
4888 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4890 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4891 * config/rs6000/e300c2c3.md: New file.
4892 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4894 (rs6000_override_options): Add e300c2 and e300c3 cases to
4895 processor_target_table. Do not allow usage of Altivec or Spe
4896 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4897 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4898 * config/rs6000/rs6000.h (processor_type): Add
4899 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4900 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4901 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4902 and ppce300c3. Include e300c2c3.md.
4904 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4906 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4907 instead of TARGET_STRICT_ALIGN.
4909 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4911 * explow.c (memory_address): Assert that the generated address is
4914 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4917 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4918 * config/darwin-ppc-ldouble-patch.def: New file.
4919 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4920 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4921 SUBTARGET_INIT_BUILTINS if defined.
4922 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4925 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4928 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4929 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4931 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4934 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4935 file" warning condtional on -Winvalid-PCH.
4937 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4939 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4941 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4946 prevent reload from using MMX registers.
4947 (*mov<mode>_internal): Ditto.
4948 (*movv2sf_internal_rex64): Ditto.
4949 (*movv2sf_internal): Ditto.
4951 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4953 PR documentation/31569
4954 * doc/install.texi2html: Use makeinfo --no-number-sections.
4956 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4958 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4959 ensure that we can address an entire entity > 8 bytes. Don't
4960 generate reg+reg addressing for such data.
4962 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4964 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4965 strings when optimizing for size, unless the target cares about
4968 2008-02-22 Tom Tromey <tromey@redhat.com>
4970 * regclass.c (current_pass): Remove declaration.
4972 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4974 * config/avr/libgcc.S (__RAMPZ__): Define.
4975 (__do_copy_data): Add for devices with 128KB code memory.
4977 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4979 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4981 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4983 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4985 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4988 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4991 * c-typeck.c (build_binary_op): Warn about floating point
4992 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4994 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4997 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4998 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5000 (rs6000_override_options): Set altivec_abi as default, not override,
5001 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5002 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5003 is used; use new member spe_abi.
5004 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5005 spe_abi and altivec_abi.
5007 2008-02-22 Tomas Bily <tbily@suse.cz>
5009 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5011 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5014 * config.build (build_file_translate): Set to `CMD //c' only if
5016 * Makefile.in (build_file_translate): Improve comment.
5018 2008-02-21 Jan Hubicka <jh@suse.cz>
5020 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5021 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5022 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5024 2008-02-21 Michael Matz <matz@suse.de>
5027 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5029 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5032 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5034 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5035 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5036 SSE_VEC_FLOAT_MODE_P as insn constraint.
5037 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5038 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5039 sse4a_movntdf using MODEF mode iterator.
5040 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5041 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5042 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5043 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5044 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5045 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5046 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5048 2008-02-21 Richard Guenther <rguenther@suse.de>
5050 * tree.def (PAREN_EXPR): New tree code.
5051 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5053 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5054 * expr.c (expand_expr_real_1): Likewise.
5055 * tree-inline.c (estimate_num_insns_1): Likewise.
5056 * tree-complex.c (expand_complex_move): Likewise.
5057 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5060 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5063 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5065 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5068 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5070 * config/sh/sh.c (find_barrier): Don't go past
5071 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5073 2008-02-20 DJ Delorie <dj@redhat.com>
5075 * config/h8300/h8300.md (insv): Force source operand to be a register.
5077 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5078 as a jump, not as a plain insn.
5080 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5082 * doc/invoke.texi (Warning Options): Add new option
5083 -Wframe-larger-than=.
5084 (-Wframe-larger-than): Document.
5086 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5087 Add declarations for new option variables.
5089 * final.c (final_start_function): Check the frame size
5090 before emission and issue a Wframe-larger-than warning.
5092 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5093 Add definitions for new option variables.
5094 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5096 * common.opt (Wframe-larger-than=): New option.
5098 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5100 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5101 (<sse>_div<mode>3): Ditto.
5102 (<sse>_vmdiv<mode>3): Ditto.
5103 (<sse>_vmsqrt<mode>2): Ditto.
5104 (*smax<mode>3): Ditto.
5105 (sse5_frcz<mode>2): Ditto.
5106 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5109 2008-02-20 Richard Guenther <rguenther@suse.de>
5112 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5113 be happy with INTEGRAL_TYPE_P.
5115 2008-02-20 Richard Guenther <rguenther@suse.de>
5117 * fold-const.c (split_tree): Associate floatig-point expressions
5118 if flag_associative_math is set.
5120 2008-02-20 Richard Guenther <rguenther@suse.de>
5122 * tree.h (fold_real_zero_addition_p): Declare.
5123 * fold-const.c (fold_real_zero_addition_p): Export.
5124 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5125 floating-point operations with zero and one.
5127 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5129 * doc/install.texi: Correct references to CFLAGS, replacing them
5130 with BOOT_CFLAGS. Document flags used during bootstrap for
5133 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5136 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5137 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5139 (smin<mode>3): Ditto from similar patterns.
5140 (smax<mode>3): Ditto.
5141 (*ieee_smin<mode>3): Ditto.
5142 (*ieee_smax<mode>3): Ditto.
5143 * config/i386/sse.md (sse): New mode attribute.
5144 (mov<mode>): Macroize expander from movv4sf and movv2df using
5145 SSEMODEF2P mode iterator.
5146 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5147 SSE_VEC_FLOAT_MODE_P as insn constraint.
5148 (storent<mode>): Ditto.
5149 (storent<mode>): Macroize expander from storentsf and storentdf using
5150 MODEF mode iterator.
5151 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5152 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5153 (abs<mode>2): Ditto from similar patterns.
5154 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5155 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5156 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5157 (<sse>_vmsqrt<mode>2): Ditto.
5158 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5159 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5160 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5161 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5162 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5163 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5164 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5166 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5167 iterator and SSE_FLOAT_MODE_P as insn constraint.
5168 (<sse>_ucomi): Ditto from similar patterns.
5169 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5170 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5171 SSE_VEC_FLOAT_MODE_P as insn constraint.
5172 (vcond<mode>): Ditto from similar patterns.
5173 (and<mode>3, *and<mode>3): Ditto.
5174 (<sse>_nand<mode>3): Ditto.
5175 (ior<mode>3, *ior<mode>3): Ditto.
5176 (xor<mode>3, *xor<mode>3): Ditto.
5177 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5178 iterator and SSE_FLOAT_MODE_P as insn constraint.
5179 (*nand<mode>3): Ditto from similar patterns.
5180 (*ior<mode>3): Ditto.
5181 (*xor<mode>3): Ditto.
5183 2008-02-20 Ira Rosen <irar@il.ibm.com>
5185 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5186 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5187 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5189 2008-02-19 Jan Hubicka <jh@suse.cz>
5191 * predict.c (tree_bb_level_predictions): Remove variable next
5192 mistakely introduced by previous commit.
5194 2008-02-19 Jan Hubicka <jh@suse.cz>
5196 * predict.c (predict_paths_leading_to): Rewrite.
5197 (predict_paths_for_bb): New.
5198 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5200 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5203 * Makefile.in (build_file_translate): New.
5204 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5205 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5206 * configure.ac (build_file_translate): Substitute it.
5207 * configure: Regenerate.
5209 2008-02-19 Jan Hubicka <jh@suse.cz>
5211 PR rtl-optimization/34408
5212 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5215 2008-02-19 Jan Hubicka <jh@suse.cz>
5218 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5221 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5224 * config/i386/i386-modes.def: Revert the last DI alignment
5225 change until Ada people can look into it.
5227 2008-02-19 Nick Clifton <nickc@redhat.com>
5229 * opts.c (print_specific_help): Fix typo in --help text.
5231 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5234 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5235 32-bit inline asm without asm alternatives for host GCC < 3.0.
5237 2008-02-19 Richard Guenther <rguenther@suse.de>
5239 PR tree-optimization/34989
5240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5241 Allow propagation to INDIRECT_REF if we can simplify only.
5243 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5245 * c-common.c (warn_for_collisions_1): Use appropriate option when
5248 2008-02-19 Nick Clifton <nickc@redhat.com>
5251 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5252 (handle_options): Fix indentation.
5253 (print_filtered_help): If no language-specific options were
5254 displayed tell the user how to list all the options supported by
5255 the language's front-end.
5256 (print_specific_help): Fix indentation and remove duplicate line.
5257 (common_handle_option): Handle the -v option.
5258 For --help enable the display of undocumented options if the -v
5259 switch has been included on the command line.
5260 For --help= check for overlaps in the arguments between the option
5261 classes and the language names and issue a warning when they
5262 cannot be disambiguated.
5263 * c.opt (v): Pass on to the common option handler.
5265 2008-02-19 Revital Eres <eres@il.ibm.com>
5267 * modulo-sched.c (sms_schedule): Change dump message when
5268 create_ddg function fails.
5269 (try_scheduling_node_in_cycle): Rename row to cycle.
5270 (print_partial_schedule): Rename CYCLE to ROW.
5272 2008-02-19 Christian Bruel <christian.bruel@st.com>
5273 Zdenek Dvorak <ook@ucw.cz>
5275 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5277 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5281 (*x86_movdicc_0_m1_se): Ditto.
5283 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5285 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5286 (CMPtype): Define as __gcc_CMPtype.
5287 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5288 (CMPtype): Define as __gcc_CMPtype.
5290 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5292 Support valgrind 3.3 for --enable-checking=valgrind.
5293 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5295 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5296 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5297 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5298 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5299 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5300 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5301 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5303 * ggc-zone.c: Similar.
5304 * ggc-page.c: Similar.
5306 2008-02-19 Paul Brook <paul@codesourcery.com>
5309 * config/arm/ieee754-df.S: Fix do_it typo.
5310 * config/arm/ieee754-sf.S: Fix do_it typo.
5312 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5316 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5317 (OPTION_MASK_ISA_SSE_SET): Likewise.
5318 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5319 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5320 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5321 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5322 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5323 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5324 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5325 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5326 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5327 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5328 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5329 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5330 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5331 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5332 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5333 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5334 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5335 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5336 (OPTION_MASK_ISA_SSE4): Removed.
5337 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5338 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5339 (override_options): Don't turn on implied SSE/MMX bits in
5342 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5344 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5347 2008-02-18 Joey Ye <joey.ye@intel.com>
5350 * tree-nested.c (insert_field_into_struct): Set type alignment
5351 to field alignment if the former is less than the latter.
5353 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5355 * BASE-VER: Set to 4.4.0.
5357 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5359 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5360 * doc/cfg.texi: Likewise.
5361 * doc/extend.texi: Likewise.
5362 * doc/gty.texi: Likewise.
5363 * doc/invoke.texi: Likewise.
5364 * doc/loop.texi: Likewise.
5365 * doc/md.texi: Likewise.
5366 * doc/passes.texi: Likewise.
5367 * doc/rtl.texi: Likewise.
5368 * doc/sourcebuild.texi: Likewise.
5369 * doc/tm.texi: Likewise.
5370 * doc/tree-ssa.texi: Likewise.
5372 2008-02-17 Richard Guenther <rguenther@suse.de>
5375 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5376 without default definition.
5378 2008-02-17 Richard Guenther <rguenther@suse.de>
5380 PR tree-optimization/35231
5381 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5384 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5387 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5389 libgcc_cmp_return mode.
5391 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5394 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5396 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5398 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5401 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5403 * doc/c-tree.texi: Use `@.' where appropriate.
5404 * doc/extend.texi: Likewise.
5405 * doc/install.texi: Likewise.
5406 * doc/invoke.texi: Likewise.
5407 * doc/loop.texi: Likewise.
5408 * doc/makefile.texi: Likewise.
5409 * doc/md.texi: Likewise.
5410 * doc/passes.texi: Likewise.
5411 * doc/standards.texi: Likewise.
5412 * doc/tm.texi: Likewise.
5414 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5417 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5419 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5420 rather than in entry_bb.
5422 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5424 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5425 libgcc_cmp_return mode.
5427 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5430 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5431 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5433 2008-02-15 Richard Guenther <rguenther@suse.de>
5434 Zdenek Dvorak <ook@ucw.cz>
5436 PR tree-optimization/35164
5437 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5438 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5439 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5440 Only propagate addresses which do not have abnormal SSA_NAMEs
5443 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5446 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5448 2008-02-15 Jan Hubicka <jh@suse.cz>
5451 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5453 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5456 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5457 when calculating alignment_pad.
5459 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5462 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5463 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5464 and STACK_BOUNDARY define.
5466 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5468 PR preprocessor/35061
5469 * c-pragma.c (handle_pragma_pop_macro): Check that
5470 pushed_macro_table has been allocated.
5472 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5475 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5476 (force_gimple_operand): Likewise.
5477 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5478 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5479 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5480 (find_interesting_uses_address): Check addressability and alignment
5481 of the base expression only after substituting bases of IVs into it.
5483 2008-02-14 Michael Matz <matz@suse.de>
5486 * function.c (instantiate_virtual_regs_in_insn): Reload address
5487 before falling back to reloading the whole operand.
5489 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5491 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5492 before the first section switch note.
5494 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5496 * doc/bugreport.texi: Update copyright years.
5497 * doc/c-tree.texi: Likewise.
5498 * doc/cfg.texi: Likewise.
5499 * doc/cpp.texi: Likewise.
5500 * doc/cppinternals.texi: Likewise.
5501 * doc/fragments.texi: Likewise.
5502 * doc/frontends.texi: Likewise.
5503 * doc/gcc.texi: Likewise.
5504 * doc/gty.texi: Likewise.
5505 * doc/hostconfig.texi: Likewise.
5506 * doc/implement-c.texi: Likewise.
5507 * doc/libgcc.texi: Likewise.
5508 * doc/loop.texi: Likewise.
5509 * doc/makefile.texi: Likewise.
5510 * doc/options.texi: Likewise.
5511 * doc/passes.texi: Likewise.
5512 * doc/rtl.texi: Likewise.
5513 * doc/sourcebuild.texi: Likewise.
5514 * doc/standards.texi: Likewise.
5515 * doc/tree-ssa.texi: Likewise.
5516 * doc/trouble.texi: Likewise.
5518 * doc/extend.texi: Use @: or add comma where appropriate.
5519 * doc/invoke.texi: Likewise.
5520 * doc/tm.texi: Likewise.
5522 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5525 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5528 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5530 * doc/md.texi (clz, ctz): Add reference.
5531 * doc/rtl.texi (clz, ctz): Likewise.
5533 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5536 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5539 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5541 * config/s390/s390.c (struct constant_pool): New field
5542 emit_pool_after added.
5543 (s390_mainpool_start): Set the emit_pool_after flag according
5544 to the section switch notes.
5545 (s390_mainpool_finish): Consider emit_pool_after when emitting
5546 the literal pool at the end of the function.
5547 (s390_chunkify_start): Force literal pool splits at section
5550 2008-02-13 Michael Matz <matz@suse.de>
5553 * var-tracking.c (clobber_variable_part): Correctly traverse the
5556 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5559 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5560 Add -fdump-ipa-inline.
5561 * tree-dump.c (dump_files): Remove tree-inlined dump.
5562 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5564 2008-02-12 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/35171
5567 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5570 2008-02-12 Richard Guenther <rguenther@suse.de>
5573 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5574 value-preserving mode. Disallow final truncation.
5576 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5579 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5580 code from here to...
5581 (force_gimple_operand): ...here.
5583 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5586 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5587 non-compatible pointers.
5588 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5589 different FIELD_DECLs, try harder by comparing field offsets, sizes
5593 * function.c (match_asm_constraints_1): Don't replace the same input
5596 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5598 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5599 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5600 (expand_epilogue): Restore RAMPZ register.
5601 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5603 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5605 * config/i386/cygwin.asm: (__alloca): Correct calling
5606 convention and alignment.
5607 (__chkstk): Force 8 byte stack alignment.
5609 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5610 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/33992
5613 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5614 the zero we compare against.
5616 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5619 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5620 to CloseHandle after unlocking to prevent accumulation of handle
5623 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5626 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5627 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5628 and update LABEL_NUSES during and after reload.
5630 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5633 * combine.c (simplify_if_then_else): Make sure the comparison is
5634 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5636 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5639 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5640 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5641 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5642 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5643 * tree.h (get_type_static_bounds): Likewise.
5645 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5647 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5648 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5649 Make -Wfoo language annotations match what the compiler outputs.
5651 2008-02-08 Sa Liu <saliu@de.ibm.com>
5653 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5654 intrinsics spu_convts, spu_convtu, spu_convtf.
5655 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5657 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5659 * doc/extend.texi (Function Attributes) <noinline>: Mention
5660 asm ("") as method to keep calls.
5662 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5665 * doc/options.texi (Options): Replace references to opts.sh with
5667 * opts-common.c: Likewise.
5668 * optc-gen.awk: Likewise.
5670 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5672 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5674 2008-02-07 Richard Henderson <rth@redhat.com>
5677 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5678 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5681 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5683 PR tree-optimization/35085
5684 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5685 for operand entry oe2 in addition to operand entry oe3 in order to
5686 expose more opportunities for vectorizer sum reduction.
5688 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5691 * Makefile.in (LIBS): Remove $(GMPLIBS).
5692 (cc1-dummy, cc1): Add $(GMPLIBS).
5694 2008-02-06 Jan Hubicka <jh@suse.cz>
5697 * i386.md (moddf_integer): Do not produce partial memory stalls for
5698 targets where it hurts.
5700 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5703 * optabs.c (expand_float): Do not check for decimal modes when
5704 expanding unsigned integer through signed conversion.
5706 2008-02-06 Nick Clifton <nickc@redhat.com>
5708 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5709 inside the clobber with a match_operand and duplicated operand
5710 number in the constraint.
5711 (ineqbranchsi): Delete redundant comment.
5713 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5715 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5716 builtin_define ("__USE_INIT_FINI__").
5717 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5719 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5721 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5723 PR documentation/30330
5724 * doc/invoke.texi (C++ Dialect Options)
5725 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5726 For each warning option -Wfoo that allows -Wno-foo, ensure both
5727 -Wfoo and -Wno-foo are listed in the option index. Fix index
5728 entry of -Wswitch-default, index -Wnormalized= including the
5729 `=', and -Wlarger-than-@var{len} including @var{len}.
5731 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5733 * config/i386/i386.md (floatunssisf2): Use
5734 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5735 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5736 Macroize expander using MODEF mode iterator.
5738 2008-02-05 Diego Novillo <dnovillo@google.com>
5740 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5743 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5745 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5748 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5750 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5753 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5754 to indicate if a message should be generated.
5755 (init_cumulative_args): Updated.
5756 (function_value_32): Likewise.
5758 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5760 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5762 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5765 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5766 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5768 2008-02-04 Diego Novillo <dnovillo@google.com>
5770 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5773 * tree-vrp.c (vrp_evaluate_conditional): With
5774 -Wtype-limits, emit a warning when comparing against a
5775 constant outside the natural range of OP0's type.
5777 2008-02-04 Richard Guenther <rguenther@suse.de>
5780 * expr.c (count_type_elements): Give for unions instead of
5783 2008-02-04 Richard Guenther <rguenther@suse.de>
5786 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5787 to TYPE_DOMAINs base type instead of using bitsizetype here.
5789 2008-02-03 Jason Merrill <jason@redhat.com>
5791 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5793 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5796 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5797 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5798 (RS/6000 and PowerPC Options): Fix typos and markup.
5799 * doc/passes.texi (Tree-SSA passes): Likewise.
5801 2008-02-02 Michael Matz <matz@suse.de>
5804 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5805 from record_last_reg_set_info.
5806 (record_last_reg_set_info): Take an RTX argument, iterate over all
5807 constituent hardregs.
5808 (record_last_set_info, record_opr_changes): Change calls to
5809 new signature or to record_last_reg_set_info_regno.
5811 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5813 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5815 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5817 PR rtl-optimization/34773
5818 * reg-notes.def (EQUAL): Mention significance of combination of
5819 REG_EQUAL and REG_RETVAL.
5820 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5821 insn that has a REG_RETVAL.
5823 2008-02-01 Roger Sayle <roger@eyesopen.com>
5826 * configure.ac (--enable-fixed-point): Disable unless explicitly
5828 * configure: Regenerate.
5830 2008-02-01 Richard Guenther <rguenther@suse.de>
5833 * invoke.texi (-finline-limit): Remove no longer true parts
5834 of the documentation. Note that there is no default value.
5836 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5837 Mark Mitchell <mark@codesourcery.com>
5838 Ben Elliston <bje@au.ibm.com>
5841 * doc/extend.texi (Other Builtins): Document.
5843 2008-01-31 Tom Browder <tom.browder@gmail.com>
5845 * doc/c-tree.texi (Types): Fix grammar.
5846 (Expression trees): Ditto.
5847 * doc/passes.texi (Tree-SSA passes): Ditto.
5849 * doc/configterms.texi (Configure Terms): Fix typo.
5850 * doc/cpp.texi (Common Predefined Macros): Ditto.
5851 * doc/md.texi (Machine Constraints): Ditto.
5853 * doc/makefile.texi (Makefile): Add comma.
5855 2008-01-31 Tom Browder <tom.browder@gmail.com>
5856 Gerald Pfeifer <gerald@pfeifer.com>
5858 * doc/sourcebuild.texi (Front End): Remove references to CVS
5859 and CVSROOT/modules.
5860 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5861 (Back End): Remove reference to CVS.
5863 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5866 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5868 (mips16_gp_pseudo_reg): ...here.
5869 * config/mips/mips.md (load_const_gp): Replace with...
5870 (load_const_gp_<mode>): ...this :P-based insn.
5872 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5874 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5875 options. Minor fixes.
5876 (-std): Move reference to standards closer to where language
5877 standards are first mentioned.
5879 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5881 PR rtl-optimization/34995
5882 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5883 parameter and return a bool. If the rtx parameter is nonnull,
5884 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5885 (find_reloads): Update call accordingly. Pass the new operand
5886 if it needed no address reloads, otherwise pass null.
5888 2008-01-30 Richard Henderson <rth@redhat.com>
5891 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5892 for unbounded arrays.
5894 2008-01-30 Silvius Rus <rus@google.com>
5896 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5898 2008-01-30 Jan Hubicka <jh@suse.cz>
5901 * i386.c (init_cumulative_args): Use real function declaration when
5904 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5906 PR rtl-optimization/34998
5907 * global.c (build_insn_chain): Treat non-subreg_lowpart
5908 SUBREGs of pseudos as clobbering all the words covered by the
5909 SUBREG, not just all the bytes.
5910 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5911 original df_ref rather than an extract parameter.
5912 (global_conflicts): Update call accordingly.
5914 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5916 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5917 the overflow check to make it easier to read.
5918 (__fixtfdi): Change the type of the ll member in union
5919 long_double to UDItype_x.
5921 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5924 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5925 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5926 * tree-inline.c (fold_marked_statements): Call
5927 cgraph_update_edges_for_call_stmt if folding a call statement.
5928 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5929 debug_generic_stmt calls, reset it back afterwards.
5932 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5934 * c-typeck.c (build_external_ref): Don't pedwarn about
5935 static vars in current function's scope.
5937 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5939 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5941 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5944 * ipa-struct-reorg.c: Fix spelling.
5945 * params.def: Ditto.
5947 2008-01-29 Richard Guenther <rguenther@suse.de>
5950 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5952 * tree-inline.c (remap_type): Increment remapping_type_depth
5953 around remapping types.
5954 (copy_body_r): Only add referenced variables if they are referenced
5955 from code, not types.
5957 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5968 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5969 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5971 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5974 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5975 pointer for tiny stack.
5977 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5979 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5981 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5983 * config/vx-common.h: Fix typo in comment.
5985 2008-01-28 Ian Lance Taylor <iant@google.com>
5989 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5990 coalesce pointers if they have different DECL_NO_TBAA_P values.
5991 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5992 between variables with different DECL_NO_TBAA_P values.
5994 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5997 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5998 are not legitimate small data references on SPE targets.
6000 2008-01-28 David Daney <ddaney@avtrex.com>
6002 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6004 2008-01-28 David Daney <ddaney@avtrex.com>
6006 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6008 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6010 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6011 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6012 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6013 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6014 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6015 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6016 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6017 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6019 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6021 * basic-block.h (condjump_equiv_p): Fix comment.
6023 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6025 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6026 print_generic_stmt_indented): Fix comment.
6028 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6030 * configure.ac (__stack_chk_fail): Add detecion for availability
6031 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6032 * configure: Regenerate.
6034 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6037 * final.c (output_addr_const): Handle TRUNCATE.
6039 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6042 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6043 (zero_cost, infinite_cost): New constants.
6044 (struct cost_pair): Change type of cost to comp_cost.
6045 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6046 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6048 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6049 split_address_cost, ptr_difference_cost, difference_cost,
6050 get_computation_cost_at, get_computation_cost,
6051 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6052 determine_use_iv_cost_condition, determine_use_iv_costs,
6053 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6054 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6055 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6056 Change type of cost to comp_cost.
6057 (determine_iv_cost): Increase cost of non-original ivs, instead
6058 of decreasing the cost of original ones.
6059 (get_address_cost): Indicate the complexity of the addressing mode
6061 (try_add_cand_for): Prefer using ivs not specific to some object.
6062 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6064 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6065 Janis Johnson <janis187@us.ibm.com>
6068 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6069 (TARGET_INSTANTIATE_DECLS): Likewise.
6070 * target.h (expand_to_rtl_hook): New target hook.
6071 (instantiate_decls): Likewise.
6072 * function.c (instantiate_decl): Make non-static. Rename to...
6073 (instantiate_decl_rtl): ... this.
6074 (instantiate_expr): Use instantiate_decl_rtl.
6075 (instantiate_decls_1): Likewise.
6076 (instantiate_decls): Likewise.
6077 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6078 * function.h (instantiate_decl_rtl): Add prototype.
6079 * cfgexpand.c (target.h): New include.
6080 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6081 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6082 (TARGET_INSTANTIATE_DECLS): Likewise.
6083 (TARGET_INITIALIZER): New target hooks added.
6084 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6086 * config/rs6000/rs6000.c (tree-flow.h): New include.
6087 (machine_function): Add sdmode_stack_slot field.
6088 (rs6000_alloc_sdmode_stack_slot): New function.
6089 (rs6000_instantiate_decls): Likewise.
6090 (rs6000_secondary_memory_needed_rtx): Likewise.
6091 (rs6000_check_sdmode): Likewise.
6092 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6093 (TARGET_INSTANTIATE_DECLS): Likewise.
6094 (rs6000_hard_regno_mode_ok): Allow SDmode.
6095 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6096 (rs6000_emit_move): Handle SDmode.
6097 (function_arg_advance): Likewise.
6098 (function_arg): Likewise.
6099 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6100 SDmode var args for 32-bit compiles.
6101 (rs6000_secondary_reload_class): Handle SDmode.
6102 (rs6000_output_function_epilogue): Likewise.
6103 (rs6000_function_value): Simplify if statement.
6104 (rs6000_libcall_value): Likewise.
6105 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6106 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6107 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6108 (movsd_hardfloat): New define_insn.
6109 (movsd_softfloat): Likewise.
6110 (movsd_store): Likewise.
6111 (movsd_load): Likewise.
6112 (extendsddd2): Likewise.
6113 (extendsdtd2): Likewise.
6114 (truncddsd2): Likewise.
6115 (movdd_hardfloat64): Fixup comment.
6116 (UNSPEC_MOVSD_LOAD): New constant.
6117 (UNSPEC_MOVSD_STORE): Likewise.
6119 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6122 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6124 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6125 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6126 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6129 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6132 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6133 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6134 __LONGDOUBLE128 too.
6135 * config/rs6000/aix61.h: New file.
6137 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6139 PR rtl-optimization/34959
6140 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6141 popcount and parity rtxes the same mode as their operand.
6142 Truncate or extend the result to the return value's mode
6145 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6148 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6149 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6150 to GOT_VERSION_REGNUM.
6151 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6152 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6153 * config/mips/mips.c (mips_emit_call_insn): New function.
6154 (mips_call_tls_get_addr): Call mips_expand_call directly.
6155 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6157 (mips16_build_call_stub): Likewise. Return the call insn or null.
6158 (mips_expand_call): Update the call to mips16_build_call_stub
6159 accordingly and a remove redundant condition. Assert that MIPS16
6160 stubs do not use lazy binding. Use mips_emit_call_insn and return
6162 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6164 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6165 (mips_avoid_hazard): Remove hazard_set handling.
6166 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6167 (UNSPEC_RESTORE_GP): ...this.
6168 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6169 (FAKE_CALL_REGNO): Rename to...
6170 (GOT_VERSION_REGNUM): ...this.
6171 (type): Add "ghost" value. Add an associated insn reservation.
6172 (hazard_set): Remove.
6173 (exception_receiver): Rename to...
6174 (restore_gp): ...this and update the unspec identifier accordingly.
6175 (exception_receiver, nonlocal_got_receiver): New expanders.
6176 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6177 FAKE_CALL_REGNO. Remove hazard_set attribute.
6178 (set_got_version, update_got_version): New patterns.
6180 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6183 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6185 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6188 * doc/install.texi2html: Generate gcc-vers.texi.
6190 2008-01-25 DJ Delorie <dj@redhat.com>
6192 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6194 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6196 * config/c4x: Remove directory.
6197 * config.gcc (crx-*, mt-*): Mark obsolete.
6198 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6199 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6200 sh-*-rtemscoff*): Remove cases.
6201 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6202 * real.c (encode_c4x_single, decode_c4x_single,
6203 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6204 c4x_extended_format): Remove.
6205 * real.h (c4x_single_format, c4x_extended_format): Remove.
6206 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6208 (Pragmas): Remove comment about c4x pragmas.
6209 * doc/install.texi (c4x): Remove target-specific instructions.
6210 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6211 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6212 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6213 refer to C4x source files as examples.
6214 (C4X_FLOAT_FORMAT): Remove documentation.
6216 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6218 * config/bfin/bfin.c (override_options): Reorder tests so that
6219 flag_pic gets enabled for -msep-data.
6221 2008-01-25 Richard Guenther <rguenther@suse.de>
6224 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6225 to its bitfield precision if required.
6227 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6230 * tree-nested.c (walk_omp_for): New function.
6231 (convert_nonlocal_reference, convert_local_reference): Call
6232 walk_omp_for on OMP_FOR.
6233 (convert_call_expr): Call walk_body on OMP_FOR's
6234 OMP_FOR_PRE_INIT_BODY.
6236 2008-01-25 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/34966
6239 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6240 default defs and PHI_NODEs we have to insert after the
6243 2008-01-24 Nick Clifton <nickc@redhat.com>
6245 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6246 Provide a default definition.
6247 (LIBGCC2_UNITS_PER_WORD): Likewise.
6249 * config/stormy16/stormy16.c: Include df.h for the prototype
6250 for df_regs_ever_live_p.
6251 (xstormy16_expand_builtin_va_start): Convert the stack offset
6252 into a component_ref and then use POINTER_PLUS_EXPR to add it
6253 to the incoming_virtual_args_rtx.
6254 (xstormy16_gimplify_va_arg_expr): Rename to
6255 xstormy16_gimplify_va_arg_expr.
6256 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6257 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6258 xstormy16_gimplify_va_arg_expr.
6259 Fix up some formatting issues.
6261 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6262 Move to predicates.md.
6263 (xs_hi_general_operand): Likewise.
6264 (xs_hi_nonmemory_operand): Likewise.
6265 * config/stormy16/predicates.md:
6266 (xstormy16_carry_plus_operand): New predicate.
6267 (xs_hi_general_operand): New predicate.
6268 (xs_hi_nonmemory_operand): New predicate.
6269 * config/stormy16/stormy16-protos.h:
6270 (xstormy16_carry_plus_operand): Delete prototype.
6271 (xs_hi_general_operand): Likewise.
6272 (xs_hi_nonmemory_operand): Likewise.
6274 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6275 modifiers as they are no longer needed and they can trigger
6276 reload spill failures.
6278 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6279 with a match_operand in order to help reload.
6281 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6282 constraint with 'e' for the 8th alternative as this version of
6283 the mov.w instruction only accepts the lower 8 registers.
6285 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6288 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6289 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6292 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6295 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6297 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6299 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6301 (remove_structure): Update allocations list before removing structure.
6303 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6305 * ipa-struct-reorg.c (is_safe_cond_expr,
6306 create_new_stmts_for_cond_expr): Use integer_zerop function,
6307 that recognize not only zero-pointer, but zero-integer too.
6309 2008-01-25 Ben Elliston <bje@au.ibm.com>
6312 * fixproto: Escape "." in sed expression that strips leading "./".
6314 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6317 * gcc.c (SWITCH_OK): Removed.
6318 (SWITCH_LIVE): Changed to bit.
6319 (SWITCH_FALSE): Likewise.
6320 (SWITCH_IGNORE): Likewise.
6321 (switchstr): Change live_cond to unsigned int.
6322 (process_command): Replace SWITCH_OK with 0.
6323 (do_self_spec): Likewise.
6324 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6325 (give_switch): Likewise.
6326 (used_arg): Likewise.
6327 (do_spec_1): Set the SWITCH_IGNORE bit.
6328 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6329 bits. Set the SWITCH_LIVE bit.
6331 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6333 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6335 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6337 PR tree-optimization/34472
6338 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6339 parameter to a "bool *" and set *DATA to false if there is
6340 an unsafe access. Do not delete the structure here.
6341 (check_cond_exprs): Delete it here instead.
6342 (check_cond_exprs, exclude_cold_structs): Do not increase
6343 I when removing a structure.
6345 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6348 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6349 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6351 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6354 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6355 a fixed vector for stack.
6357 2008-01-24 Ben Elliston <bje@au.ibm.com>
6360 * doc/gcc.texi (Software development): Add a direntry for g++.
6362 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6364 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6365 stale and straggling -fforce-addr comments above.
6367 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6369 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6370 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6372 2008-01-23 Michael Matz <matz@suse.de>
6375 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6378 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6380 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6383 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6385 * config/avr/avr.c (avr_current_arch): New variable.
6386 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6387 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6388 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6389 (avr_override_options): Init 'avr_current_arch'.
6390 (base_arch_s): Move from here...
6391 * config/avr/avr.h (base_arch_s): ... here. Add new members
6392 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6393 'mega' to 'have_jmp_call'.
6394 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6395 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6397 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6399 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6400 MULTILIB_MATCHES): (Ditto.).
6402 2008-01-23 Richard Guenther <rguenther@suse.de>
6405 * cgraphunit.c (cgraph_reset_node): Always mark the node
6406 not reachable if it is not queued already.
6408 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6410 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6411 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6412 (cputype_selected): New static variable.
6413 (bfin_handle_option): Set it if -mcpu is used.
6414 (override_option): Select default set of workarounds if no cpu type
6415 selected on the command line.
6416 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6418 From Michael Frysinger <michael.frysinger@analog.com>
6419 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6420 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6422 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6423 for bf547, bf523, bf524, and bf526.
6424 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6426 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6427 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6428 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6429 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6430 * doc/invoke.texi (Blackfin Options): Document that
6431 -mcpu now accept bf547, bf523, bf524, and bf526.
6433 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6435 PR rtl-optimization/34628
6436 * combine.c (try_combine): Stop and undo after the first combination
6437 if an autoincrement side-effect on the first insn has effectively
6440 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6443 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6444 Offset addresses are not valid for Altivec or paired float modes.
6446 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6449 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6450 if DECL_INITIAL (decl) is error_mark_node.
6453 * c-common.c (handle_vector_size_attribute): Only allow
6454 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6455 the same way as pointer, array etc. types.
6456 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6459 * tree.c (build_type_attribute_qual_variant): Call
6460 build_qualified_type if attributes are equal, but quals are not.
6462 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6465 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6466 * flags.h (warn_strict_aliasing): Remove.
6467 (warn_strict_overflow): Remove.
6468 * opts.c (warn_strict_aliasing): Remove.
6469 (warn_strict_overflow): Remove.
6470 * c-opts.c (c_common_handle_option): -Wall only sets
6471 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6472 (c_common_post_options): Give default values to -Wstrict-aliasing
6473 and -Wstrict-overflow if they are uninitialized.
6474 * common.opt (Wstrict-aliasing): Specify Var and Init.
6475 (Wstrict-overflow): Likewise.
6477 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6479 PR rtl-optimization/26854
6480 PR rtl-optimization/34400
6481 PR rtl-optimization/34884
6482 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6484 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6485 (df_rd_bb_info.expanded_lr_out): Deleted
6486 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6487 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6488 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6489 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6490 Removed code to allocate, initialize or free expanded_lr_out.
6491 (df_rd_bb_local_compute_process_def): Restructured to make more
6493 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6494 sets if the sets are being trimmed.
6496 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6499 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6500 (as_vers): Likewise.
6501 * configure: Regenerated.
6503 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6506 * tree-pass.h (pass_build_alias): New pass.
6507 * tree-ssa-alias.c (gate_build_alias): New.
6508 (pass_build_alias): New.
6509 * passes.c (init_optimization_passes): Add pass_build_alias after
6510 pass_create_structure_vars.
6512 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6514 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6515 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6516 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6517 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6518 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6519 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6520 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6521 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6522 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6523 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6524 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6525 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6526 * config/s390/s390.md (FP_ALL): New mode iterator.
6527 (_d): New mode attribute.
6528 ("*signbit<mode>2>"): Changed mode of first operand.
6529 ("isinf<mode>2"): Changed mode of first operand.
6530 ("*TDC_insn"): Adaptation for DFP modes.
6532 2008-01-22 Ben Elliston <bje@au.ibm.com>
6534 * tree.c (check_qualified_type): Improve function description.
6536 2008-01-21 Jason Merrill <jason@redhat.com>
6539 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6540 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6543 2008-01-21 DJ Delorie <dj@redhat.com>
6545 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6548 2008-01-21 Richard Guenther <rguenther@suse.de>
6551 * tree-cfg.c (verify_expr): Allow all invariant expressions
6552 instead of just constant class ones as reference argument.
6553 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6554 like any other constant.
6555 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6557 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6559 * regmove.c (fixup_match_1): Update call crossed frequencies.
6561 2008-01-21 Richard Guenther <rguenther@suse.de>
6564 * tree-inline.c (setup_one_parameter): Deal with mismatched
6565 types using a VIEW_CONVERT_EXPR.
6567 2008-01-21 Alon Dayan <alond@il.ibm.com>
6568 Olga Golovanevsky <olga@il.ibm.com>
6570 PR tree-optimization/34701
6571 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6572 when the structure size is not a power of 2.
6574 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6576 * doc/install.texi: Add doc for --enable-checking=df.
6578 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6580 PR rtl-optimization/34808
6581 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6583 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6585 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6588 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6590 PR rtl-optimization/26854
6591 PR rtl-optimization/34400
6592 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6594 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6595 (df_rd_bb_info.expanded_lr_out): New.
6596 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6597 * loop_iv.c (iv_analysis_loop_init): Ditto.
6598 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6599 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6600 Added code to allocate, initialize or free expanded_lr_out.
6601 (df_rd_bb_local_compute_process_def): Restructured to make
6602 more understandable.
6603 (df_rd_confluence_n): Add code to do nothing with fake edges and
6604 code to no apply invalidate_by_call sets if the sets are being trimmed.
6605 (df_lr_local_finalize): Renamed to df_lr_finalize.
6606 (df_live_local_finalize): Renamed to df_live_finalize.
6608 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6611 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6612 deciding whether to use reciprocal instructions.
6614 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6616 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6617 dwarf2out_note_section_used if cold_text_section is NULL.
6619 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6621 PR gcov-profile/34610
6622 * tree-cfg.c (make_edges): Mark both outgoing edges from
6623 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6624 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6625 from OMP_FOR and OMP_CONTINUE outgoing edges.
6627 * tree-profile.c (tree_profiling): Return early if
6628 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6630 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6631 from cfun to child_cfun.
6632 * function.h (struct function): Add after_tree_profile bit.
6634 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6636 * config/avr/avr.S (_exit): Disable interrupt.
6638 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6639 Steven Bosscher <stevenb.gcc@gmail.com>
6641 PR rtl-optimization/26854
6642 PR rtl-optimization/34400
6643 * df-problems.c (df_live_scratch): New scratch bitmap.
6644 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6645 (df_live_reset): Clear the proper bitmaps.
6646 (df_live_bb_local_compute): Only process the artificial defs once
6647 since the order is not important.
6648 (df_live_init): Init the df_live sets only with the variables
6649 found live by df_lr.
6650 (df_live_transfer_function): Use the df_lr sets to prune the
6651 df_live sets as they are being computed.
6652 (df_live_free): Free df_live_scratch.
6654 2008-01-18 Ian Lance Taylor <iant@google.com>
6656 * common.opt: Add fmerge-debug-strings.
6657 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6658 flag_merge_debug_strings rather than flag_merge_constants.
6659 * doc/invoke.texi (Option Summary): Mention
6660 -fmerge-debug-strings.
6661 (Debugging Options): Document -fmerge-debug-strings.
6663 2008-01-18 Ian Lance Taylor <iant@google.com>
6666 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6667 (struct tree_function_decl): Add new field operator_new_flag.
6668 * tree-inline.c (expand_call_inline): When inlining a call to
6669 operator new, force the return value to go into a variable, and
6670 set DECL_NO_TBAA_P on that variable.
6671 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6673 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6676 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6677 DWARF2_DEBUGGING_INFO.
6678 (dwarf2out_note_section_used): Ditto. Add prototype.
6679 (have_multiple_function_sections, text_section_used,
6680 cold_text_section_used, *cold_text_sections): Move declarations
6683 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6685 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6686 field and add signal_ra.
6687 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6688 assignments to frame state pc. Move end of stack check after
6689 MD_FALLBACK_FRAME_STATE_FOR.
6690 (uw_update_context_1): Use frame state signal_regs if set, instead
6691 of checking signal_frame flag.
6692 (uw_update_context): Use frame state signal_ra if set.
6693 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6694 * config/xtensa/linux-unwind.h: New file.
6696 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6698 * modulo-sched.c (get_sched_window): Fix comment typo.
6700 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6702 PR tree-optimization/34648
6703 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6705 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6707 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6708 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6710 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6712 PR rtl-optimization/34400
6713 * df-core.c (df_worklist_dataflow_overeager,
6714 df_worklist_dataflow_doublequeue): New functions.
6715 (df_worklist_dataflow): Two different worklist solvers.
6716 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6719 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6722 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6723 and ftree-parallelize-loops.
6725 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6727 PR rtl-optimization/34826
6728 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6730 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6732 * global.c (find_reg): Mark the eh regs as used if necessary.
6733 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6734 * ra.h (struct allocno): no_eh_reg field added. Changed
6735 no_stack_reg type to bitfield.
6737 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6739 * tree.c (substitute_in_expr): Add missing 'break'.
6741 2008-01-17 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/34825
6744 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6745 x / x as division to handle.
6747 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6749 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6750 "-pthread" is specified.
6751 * pa-hpux11.h (LIB_SPEC): Likewise.
6753 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6754 Peter Bergner <bergner@vnet.ibm.com>
6756 PR rtl-optimization/33796
6757 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6759 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6761 PR libgfortran/34699
6762 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6764 * pa-hpux10.h (LINK_SPEC): Likewise.
6765 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6767 2008-01-16 Richard Guenther <rguenther@suse.de>
6770 * fold-const.c (fold_convert_const_int_from_int): Do not
6771 set overflow if that occured only because of a sign extension
6772 change when converting from/to a sizetype with the same
6773 precision and signedness.
6775 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6778 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6779 location address to the correct place. Update copyright year.
6781 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6783 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6784 no dependences in the dependence_relations vector.
6786 2008-01-16 Jan Hubicka <jh@suse.cz>
6788 PR rtl-optimization/31396
6789 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6790 * cfg.c (dump_reg_info): Print it.
6791 * regs.h (struct reg_info_t): add freq_calls_crossed.
6792 (REG_FREQ_CALLS_CROSSED): New macro.
6793 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6794 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6795 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6796 regmove_optimize): Update call crossed frequencies.
6797 * local-alloc.c (struct qty): Add freq_calls_crossed.
6798 (alloc_qty): Copute freq_calls_crossed.
6799 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6800 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6801 * ra.h (struct allocno): Add freq_calls_crossed.
6803 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6805 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6806 libgomp when compiling with ftree-parallelize-loops.
6807 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6809 2008-01-16 Richard Guenther <rguenther@suse.de>
6811 PR tree-optimization/34769
6812 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6813 * tree.c (int_cst_value): Instead make this function more
6814 permissive in what it accepts as valid input. Document this
6815 function always sign-extends the value.
6817 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6818 Richard Guenther <rguenther@suse.de>
6821 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6822 (gimple_fold_indirect_ref_rhs): ... this.
6823 (gimple_fold_indirect_ref): New function with foldings
6824 that preserve lvalueness.
6825 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6826 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6827 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6828 to fold an INDIRECT_REF, fall back to the old use of
6829 fold_indirect_ref_1.
6831 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6833 * tree-data-ref.c (subscript_dependence_tester_1): Call
6834 free_conflict_function.
6835 (compute_self_dependence): Same.
6837 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6840 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6841 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6843 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6844 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6845 for DWARF2_UNWIND_INFO targets.
6847 2008-01-16 Richard Guenther <rguenther@suse.de>
6850 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6851 type qualifiers for function types.
6853 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6855 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6856 loop_iterator li from previous commit.
6858 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6860 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6862 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6864 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6865 (parallelize_loops): Don't parallelize irreducible components.
6867 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6870 * c-opts (c_common_post_options): Do not enable CPP
6871 flag_pedantic_errors by default.
6873 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6875 PR rtl-optimization/31944
6876 * cse.c (remove_pseudo_from_table): New function.
6877 (merge_equiv_classes): Use above function to remove pseudo-registers.
6878 (invalidate): Likewise.
6880 2008-01-13 Richard Guenther <rguenther@suse.de>
6883 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6884 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6886 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6888 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6889 validate_change to unshare the source of the PC set.
6891 2008-01-12 Jan Hubicka <jh@suse.cz>
6894 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6895 references above array bounds. This might trigger bounds checks for
6898 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6900 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6901 new_replaceable_dependencies.
6903 2008-01-12 Doug Kwan <dougkwan@google.com>
6905 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6906 instead of OPT_Wreturn_type in warning due to ignored return type
6908 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6909 options included in -Wextra.
6910 * c.opt: New option -Wignored_qualifiers.
6911 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6912 -Wignore_qualifiers.
6913 (-Wignored-qualifiers): Document.
6914 (-Wreturn-type): Remove description of functionality now handled
6915 by -Wignored-qualifiers.
6917 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6920 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6921 NOP_EXPR if it is between integral types with the same precision.
6923 2008-01-12 Jan Hubicka <jh@suse.cz>
6926 * invoke.texi (max-inline-recursive-depth): Fix default value.
6928 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6930 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6933 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6935 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6937 2008-01-11 James E. Wilson <wilson@specifix.com>
6940 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6942 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6944 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6945 save/restore frame pointer register and don't use 'call-prologues'
6946 optimization in function with "OS_task" attribute.
6948 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6951 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6952 when copying to memory.
6954 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6956 PR rtl-optimization/30905
6957 * cfgcleanup.c: Include dce.h
6958 (crossjumps_occured): New global variable.
6959 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6960 If something changed, set crossjumps_occured to true.
6961 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6962 Don't add/remove fake edges to exit here...
6963 (cleanup_cfg): ...but do it here, when crossjumping.
6964 Run a fast DCE when successful crossjumps occured in the latest
6965 iteration of try_optimize_cfg.
6967 2008-01-11 Richard Guenther <rguenther@suse.de>
6969 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6970 (struct vn_unary_op_s): Likewise.
6971 (vn_reference_insert): Free old reference on hash collision.
6973 2008-01-10 Raksit Ashok <raksit@google.com>
6975 PR rtl-optimization/27971
6976 * combine.c (find_split_point): Split PLUS expressions which are
6977 inside a MEM rtx, and whose first operand is complex.
6979 2008-01-10 DJ Delorie <dj@redhat.com>
6981 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6982 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6983 (m32c_hard_regno_ok): Call the underlying function.
6985 2008-01-10 Richard Guenther <rguenther@suse.de>
6988 * tree-cfg.c (tree_merge_blocks): Do not go through the
6989 full-blown folding and stmt updating path if we just deal
6990 with virtual operands.
6991 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6992 test for abnormal SSA_NAMEs.
6994 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6997 * reload.c (push_reload): Add assertions. All constants from
6998 reg_equiv_constant should have been used for replacing the respective
7000 (find_reloads_address): Invoke find_reloads_address_part for
7001 constant taken from the reg_equiv_constant array.
7003 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7005 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7006 field (valnum) the first in the struct. Replace bools with
7009 2008-01-10 Richard Guenther <rguenther@suse.de>
7011 PR tree-optimization/34651
7012 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7013 types and ordering for masking and converting.
7015 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7017 PR tree-optimization/34017
7018 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7019 also for PHI_NODE expressions.
7021 2008-01-09 Jan Hubicka <jh@suse.cz>
7023 PR tree-optimization/34708
7024 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7025 based on number of case labels.
7026 (init_inline_once): Remove switch_cost.
7027 * tree-inline.h (eni_weights_d): Remove switch_cost.
7029 2008-01-09 Richard Guenther <rguenther@suse.de>
7030 Andrew Pinski <andrew_pinski@playstation.sony.com>
7033 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7034 temporary if an rvalue is ok or an lvalue is not required.
7036 2008-01-09 Richard Guenther <rguenther@suse.de>
7039 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7042 2008-01-09 Richard Guenther <rguenther@suse.de>
7045 * tree.c (host_integerp): Check for sizetype only if the
7046 type is an integer type.
7048 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7051 * opts.c (decode_options): Disable inlining of functions called
7052 once if not in unit-at-a-time mode.
7054 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7056 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7058 2008-01-08 Richard Guenther <rguenther@suse.de>
7061 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7062 out early if the result will be unused.
7064 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7069 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7070 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7073 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7075 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7076 for vectorization tuned.
7078 2008-01-08 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/34683
7081 * tree-ssa-operands.c (operand_build_cmp): Export.
7082 * tree-ssa-operands.h (operand_build_cmp): Declare.
7083 * tree-vn.c (vuses_compare): Remove.
7084 (sort_vuses): Use operand_build_cmp.
7085 (sort_vuses_heap): Likewise.
7086 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7087 to re-use old VEC if available. Do not sort already sorted VUSEs.
7088 (vdefs_to_vec): Do not sort already sorted VDEFs.
7090 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7093 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7095 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7098 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7099 limitations of reciprocal sequences on x86 targets.
7101 2008-01-08 Richard Guenther <rguenther@suse.de>
7103 PR tree-optimization/34683
7104 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7106 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7109 * config/darwin.c (darwin_mergeable_string_section): Don't use
7110 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7112 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7116 negxf2. Macroize expander using X87MODEF mode iterator. Change
7117 predicates of op0 and op1 to register_operand.
7118 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7119 expander using X87MODEF mode iterator. Change predicates of
7120 op0 and op1 to register_operand.
7121 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7122 corresponding patterns and macroize using MODEF macro. Change
7123 predicates of op0 and op1 to register_operand and remove
7124 "m" constraint. Disparage "r" alternative with "!".
7125 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7126 macroize using X87MODEF macro. Change predicates of op0 and op1
7127 to register_operand and remove "m" constraint. Disparage "r"
7128 alternative with "!".
7129 (absneg splitter with memory operands): Remove.
7130 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7131 patterns and macroize using X87MODEF mode iterator.
7132 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7133 Change predicate of op1 to register_operand.
7134 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7135 for memory operands.
7137 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7139 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7141 2008-01-07 Richard Guenther <rguenther@suse.de>
7143 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7146 2008-01-07 Richard Guenther <rguenther@suse.de>
7148 PR tree-optimization/34683
7149 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7150 VOPs of the needed size to save memory. Use VEC_quick_push
7151 to save compile-time.
7152 (vdefs_to_vec): Likewise.
7154 2008-01-07 Sa Liu <saliu@de.ibm.com>
7156 * config/spu/spu.md (divdf3): Genetate inline code for double
7157 division. The implementation doesn't handle INF or NAN, therefore it
7158 only applies when -ffinite-math-only is given.
7160 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7163 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7164 * doc/cpp.texi ([Common Predefined Macros]): Document.
7166 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7169 order to use commutative addition instead of subtraction.
7171 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7172 Mircea Namolaru <namolaru@il.ibm.com>
7173 Vladimir Yanovsky <yanov@il.ibm.com>
7174 Revital Eres <eres@il.ibm.com>
7176 PR tree-optimization/34263
7177 * tree-outof-ssa.c (process_single_block_loop_latch,
7178 contains_tree_r): New functions.
7179 (analyze_edges_for_bb): Call process_single_block_loop_latch
7180 function to empty single-basic-block latch block if possible.
7182 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7186 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7188 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7190 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7192 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7194 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7196 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7198 PR tree-optimization/34618
7199 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7202 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7205 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7206 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7207 Update copyright year.
7209 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7210 Update copyright year.
7211 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7214 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7216 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7217 edge does not point to current bb before changing need_assert.
7219 2008-01-04 Richard Guenther <rguenther@suse.de>
7222 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7223 for verifying purposes if they are is_gimple_min_invariant.
7225 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7227 PR tree-optimization/34448
7228 PR tree-optimization/34465
7229 * gimplify.c (gimplify_init_constructor): Add new parameter
7230 notify_temp_creation. Use it.
7231 (gimplify_modify_expr_rhs): Take volatiles into account when
7232 optimizing constructors.
7233 Do not optimize constructors if gimplify_init_constructor will dump to
7235 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7236 * gcc.c-torture/compile/pr34448.c: New.
7238 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7240 PR gcov-profile/34609
7241 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7242 return_slot if result is TREE_ADDRESSABLE.
7244 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7246 * config/mips/mips.md (sqrt_condition): Tweak comment.
7247 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7249 2008-01-03 Tom Tromey <tromey@redhat.com>
7252 * c-common.c (c_type_hash): Handle VLAs.
7254 2008-01-03 Jan Hubicka <jh@suse.cz>
7256 PR tree-optimization/31081
7257 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7258 0 when inlining and not inlining to first basic block.
7259 (remap_decl): When var is initialized to 0, don't set default_def.
7260 (expand_call_inline): Set entry_bb.
7261 * tree-inline.h (copy_body_data): Add entry_bb.
7263 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7266 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7269 PR tree-optimization/29484
7270 * tree-inline.c (inline_forbidden_p_2): New function.
7271 (inline_forbidden_p): Disallow inlining if some static var
7272 has an address of a local LABEL_DECL in its initializer.
7273 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7276 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7278 PR tree-optimization/34635
7279 * tree-data-ref.c (add_other_self_distances): Make sure that the
7280 evolution step is constant.
7282 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7285 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7287 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7289 * tree-sra.c (scalarize_init): Insert the generate_element_init
7290 statements after the generate_element_zero statements.
7292 2008-01-02 Richard Guenther <rguenther@suse.de>
7296 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7297 for very large number of operands instead of ICEing.
7299 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7302 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7303 while stack probing.
7305 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7307 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7310 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7313 * tree-mudflap.c (mx_register_decls): Guard warning by
7314 !DECL_ARTIFICIAL check.
7316 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7318 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7319 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7320 sse5_perm<mode>): Fix constraints.