1 2007-04-23 Nick Clifton <nickc@redhat.com>
3 * c.opt (Wformat-contains-nul): Add warning attribute.
5 2007-04-23 Jan Hubicka <jh@suse.cz>
7 * function.c (init_function_start): Don't init line number info.
8 (expand_function_end): Update.
9 (reset_block_changes, record_block_change, finalize_block_changes,
10 check_block_change, free_block_changes): Kill.
11 * function.h (reset_block_changes, record_block_change,
12 finalize_block_changes, check_block_change, free_block_changes): Remove
14 (struct function): Remove ib_boundaries_block.
15 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16 Use curr_insn_locator to initialize locator.
17 (emit_line_note): Remove.
18 * cfgexpand.c (expand_gimple_cond_expr): Update.
19 (construct_exit_block): Likewise.
20 (tree_expand_cfg): Initialize/finalize locators.
21 * expr.c (expand_expr_real): Update.
22 * cfglayout.c (line_locators_locs, line_locators_lines,
23 file_locators_locs, file_locators_files): Remove.
24 (set_block_levels): Move to cfgexpand.c.
25 (insn_locators_initialize): Remove.
26 (pass_insn_locators_initialize): Remove.
27 (locations_locators_locs, locations_locators_vals): New static vars.
28 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
30 (insn_locators_alloc, insn_locators_finalize,
31 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
33 (locator_location): New.
34 (locator_line, locator_file): Rewrite.
35 * rtl.h (emit_line_note): Kill.
36 (insn_locators_alloc, insn_locators_finalize,
37 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
39 * tree-inline.c (initialize_cfun): Do not initialize
41 * passes.c (pass_insn_locators_initialize): Remove.
43 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
46 * expr.c (reduce_to_bit_field_precision): Handle
49 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
51 PR tree-optimization/24659
52 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
53 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
54 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
55 * genopinit.c (optabs): Rename vec_pack_mod_optab
56 to vec_pack_trunc_optab.
57 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
58 early for scalar floating point operands for NOP_EXPR.
59 (vectorizable_type_promotion): Ditto.
60 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
62 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
64 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
65 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
66 Rename from VEC_PACK_MOD_EXPR.
67 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
68 * expr.c (expand_expr_real_1): Ditto.
69 * tree-inline.c (estimate_num_insns_1): Ditto.
70 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
72 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
73 (vec_unpacks_lo_v4sf): Ditto.
74 (vec_pack_trunc_v2df): Ditto.
75 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
76 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
77 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
79 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
81 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
83 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
84 Rename from VEC_PACK_MOD_EXPR. This expression also represent
85 packing of floating point operands.
86 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
87 represent unpacking of floating point operands.
88 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
89 [vec_unpacks_hi]: Ditto.
90 [vec_unpacks_lo]: Ditto.
92 2007-04-22 Jan Hubicka <jh@suse.cz>
94 * final.c (rest_of_handle_final): Call
95 targetm.asm_out.constructor/targetm.asm_out.destructor
96 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
97 proper priority via decl_*_priority_insert.
98 * c-common.c (c_expand_body): Likewise.
100 2007-04-22 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/29789
103 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
104 (rewrite_reciprocal): New helper split out from
105 determine_invariantness_stmt.
106 (rewrite_bittest): Likewise.
107 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
108 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
111 2007-04-22 Revital Eres <eres@il.ibm.com>
113 * loop-unroll.c (var_to_expand): New field to support also
114 insns of the form x = something + x.
115 (analyze_insn_to_expand_var): Use it.
116 (expand_var_during_unrolling): Likewise.
118 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
120 * predict.c: Include pointer-set.h.
121 (bb_predictions): New variable.
122 (tree_predicted_by_p, tree_predict_edge,
123 remove_predictions_associated_with_edge): Use bb_predictions map
124 instead of bb->predictions.
125 (clear_bb_predictions, assert_is_empty): New functions.
126 (combine_predictions_for_bb): Use bb_predictions map. Call
127 clear_bb_predictions.
128 (tree_estimate_probability): Create and free bb_predictions map.
129 * Makefile.in (predict.o): Add pointer-set.h dependency.
130 * basic-block.h (struct basic_block_def): Remove predictions
132 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
134 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
137 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
140 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
142 * timevar.c (timevar_print): Change reference of --disable-checking to
143 --enable-checking=release. Also warn if assert checking is disabled.
145 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
148 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
149 decl as addressable if the compound literal was marked as
151 Mark the decl as a gimple register if it is a complex or
152 vector decl and does not live in memory.
154 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
157 (GENERIC_NEXT): New function macro.
158 (PHI_CHAIN): Use phi_node's new chain variable.
159 (tree_phi_node): Change tree_common to tree_base
160 and add the chain field.
161 * tree-phinodes.c (make_phi_node): Don't set
162 TREE_TYPE on the new node.
163 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
164 instead of checking GIMPLE_TUPLE_P in chain_next.
165 * tree-vect-transform.c
166 (get_initial_def_for_induction): Look at
167 PHI_RESULT_TREE for the type of the phi node.
168 (update_vuses_to_preheader): Use PHI_CHAIN
169 instead of TREE_CHAIN on the phi node.
170 * tree-ssa-structalias.c (compute_points_to_sets):
172 (ipa_pta_execute): Likewise.
174 2007-04-21 Richard Guenther <rguenther@suse.de>
177 * fold-const.c (fold_unary): Call fold_convert_const on the
180 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
182 * gcse.c (store_killed_in_insn): Handle PARALLELs.
183 (store_killed_in_pat): New.
185 2007-04-20 Richard Henderson <rth@redhat.com>
188 * config/i386/i386.c (type_has_variadic_args_p): Look for any
189 TREE_LIST with a void_type_node value, not void_list_node exactly.
191 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
193 * doc/standards.texi: Re-arrange into language-specific
194 subsections. Add a C++ section, documenting which standards we
197 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
199 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
200 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
202 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
204 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
205 ecrti.o and crtbegin.o.
206 (LIB_DEFAULT_SPEC): Include -lc.
207 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
209 2007-04-20 Richard Henderson <rth@redhat.com>
212 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
213 argument; update all callers.
214 (get_unaligned_offset): New.
215 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
216 get_unaligned_address, just pass on the address directly.
217 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
218 the subreg in the helper patterns.
219 (unaligned_extendqidi_le): Use get_unaligned_offset.
220 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
221 (unaligned_extendhidi_be): Likewise.
222 (unaligned_extendhidi): Tidy.
223 * config/alpha/alpha-protos.h: Update.
225 2007-04-20 Richard Henderson <rth@redhat.com>
227 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
228 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
229 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
230 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
231 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
232 (CPP_SPEC): Don't include %(cpp_subtarget).
233 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
234 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
235 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
237 2007-04-20 Jakub Jelinek <jakub@redhat.com>
239 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
240 for __builtin_ia32_cmpordss.
242 PR tree-optimization/31632
243 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
244 and arg1 for optimizations of comparison against min/max values.
245 Fold arg0 to arg1's type for optimizations of comparison against
246 min+1 and max-1 values.
248 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
250 * reload.c (combine_reloads): When trying to use a dying register,
251 check whether it's uninitialized and don't use if so.
253 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
255 * fold-const.c: Remove prototypes for native_encode_expr and
256 native_interpret_expr.
257 (native_encode_expr): Make non-static.
258 (native_interpret_expr): Likewise.
259 * tree.h: Add prototypes for the above.
261 2007-04-19 Joseph Myers <joseph@codesourcery.com>
263 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
264 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
265 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
266 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
267 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
268 Add length attributes.
270 2007-04-19 Janis Johnson <janis187@us.ibm.com>
272 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
275 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
276 __STDC_WANT_DEC_FP__.
278 2007-04-19 Joseph Myers <joseph@codesourcery.com>
280 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
281 for long double compatibility.
282 * configure: Regenerate.
284 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
286 PR rtl-optimization/29841
287 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
289 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
290 that may cause control flow transfer from being moved.
292 2007-04-18 Jan Hubicka <jh@suse.cz>
294 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
297 2007-04-18 Eric Christopher <echristo@apple.com>
299 * config/rs6000/darwin.md (load_macho_picbase): Use link register
300 only. Update operands.
301 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
302 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
303 link register to pic register.
305 2007-04-18 Dirk Mueller <dmueller@suse.de>
308 * tree-vrp.c (search_for_addr_array): New.
309 (check_array_bounds): Suppress warning about
310 address taken of array refs if its not de-referenced.
312 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
314 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
315 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
317 * tree-vectorizer.h (NITERS_KNOWN_P): New.
318 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
319 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
321 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
323 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
325 (vect_analyze_scalar_cycles): Fix indentation.
326 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
327 (vect_mark_relevant): Include phis in relevance analysis.
329 * tree-vect-transform.c (vect_transform_loop): Add an assert.
331 2007-04-18 Anatoly Sokolov <aesok@post.ru>
333 * config/avr/avr.c (ptrreg_to_str): Replace error() with
334 output_operand_lossage().
336 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
338 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
339 the unused code for reduction without adjust-in-epilog to simplify the
342 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
344 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
345 (S390_TDC_NEGATIVE_ZERO): New constant.
346 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
347 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
348 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
349 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
350 (S390_TDC_POSITIVE_INFINITY): New constant.
351 (S390_TDC_NEGATIVE_INFINITY): New constant.
352 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
353 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
354 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
355 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
356 (S390_TDC_INFINITY): New constant.
357 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
358 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
359 optimization for UNSPEC_CCZ_TO_INT.
360 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
361 ("*ccz_to_int"): New insn.
362 ("isinf<mode>2"): New insn.
363 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
364 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
365 (UNSPEC_CCZ_TO_INT): New constant.
367 2007-04-18 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/19431
370 PR tree-optimization/21463
371 * tree-pass.h (pass_phiprop): Declare.
372 * passes.c (init_optimization_passes): New phiprop pass.
373 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
374 (phivn_valid_p): New helper function.
375 (phiprop_insert_phi): Likewise.
376 (propagate_with_phi): Likewise.
377 (tree_ssa_phiprop): New propagator propagating loads
378 through phi nodes if profitable.
380 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
382 * tree-vect-analyze.c (process_use): New function.
383 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
384 Check phis in all bbs.
385 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
388 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
390 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
393 2007-04-17 Anatoly Sokolov <aesok@post.ru>
396 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
399 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
401 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
403 (sse_vmmulv4sf3): Likewise.
404 (sse2_vmaddv2df3): Likewise.
405 (sse2_vmmulv2df3): Likewise.
407 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
409 PR rtl-optimization/31360
410 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
411 (target_reg_cost): New.
412 (init_set_costs): Initialize target_reg_cost. Add comments
413 regarding the rationale of the costs.
414 (global_cost_for_size): Renamed to...
415 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
416 of register pressure.
417 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
418 estimate_reg_pressure_cost. Add number of ivs.
419 (determine_set_costs): Dump target_reg_cost.
420 * loop-invariant.c (gain_for_invariant): Use
421 estimate_reg_pressure_cost. Removed n_inv_uses argument.
422 (best_gain_for_invariant, find_invariants_to_move): Remove
424 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
425 (target_reg_cost): Declare.
426 (global_cost_for_size): Declaration removed.
427 (estimate_reg_pressure_cost): Declare.
429 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
431 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
432 regnos into even/odd register pairs.
433 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
434 TDmode similar to the other floating point modes.
435 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
436 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
438 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
439 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
440 (movdd_hardfloat64): Use TARGET_MFPGPR.
442 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
444 * reload1.c (delete_output_reload): Don't count output in n_inherited.
447 2005-01-05 Richard Henderson <rth@redhat.com>
449 * reload1.c (do_input_reload): Restrict the optimization deleteing
450 a previous output reload to RELOAD_FOR_INPUT.
452 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
454 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
456 (vectorizable_induction): New function declaration.
457 * tree-vect-transform.c (get_initial_def_for_induction): No need to
458 check if already vectorized. Find first place in BB where new stmts
459 can be inserted. Takes only one argument.
460 (vectorizable_induction): New function.
461 (vect_transform_stmt): Add case for induc_vec_info_type to call
462 vectorizable_induction.
463 (vect_transform_loop): Consider phis for vectorization.
464 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
466 (analyze_operations): Call vectorizable_induction when analyzing phis.
468 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
469 (vect_mark_relevant): Include phis in relevance analysis.
470 (vect_mark_stmts_to_be_vectorize): Likewise.
471 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
473 2007-04-16 Lawrence Crowl <crowl@google.com>
475 * doc/invoke.texi (Debugging Options): Add documentation for the
476 -femit-struct-debug options -femit-struct-debug-baseonly,
477 -femit-struct-debug-reduced, and
478 -femit-struct-debug-detailed[=...].
480 * c-opts.c (c_common_handle_option): Add
481 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
482 and OPT_femit_struct_debug_detailed_.
483 * c.opt: Add specifications for
484 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
485 and -femit-struct-debug-detailed[=...].
486 * opts.c (set_struct_debug_option): Parse the
487 -femit-struct-debug-... options.
488 * opts.c (matches_main_base, main_input_basename,
489 main_input_baselength, base_of_path, matches_main_base): Add
490 variables and functions to compare header base name to compilation
492 * opts.c (should_emit_struct_debug): Add to determine to emit a
493 structure based on the option.
494 (dump_struct_debug) Also disabled function to debug this
496 * opts.c (handle_options): Save the base name of the
499 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
500 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
501 This hook indicates if a type is generic. Set it by default
503 * langhooks.h (struct lang_hooks_for_types): Add a new hook
504 to determine if a struct type is generic or not.
505 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
506 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
507 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
510 * flags.h (enum debug_info_usage): Add an enumeration to describe
511 a program's use of a structure type.
512 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
513 to indicate the program's usage of the type. Filter structs based
514 on the -femit-struct-debug-... specification.
515 (gen_type_die): Split into two routines, gen_type_die and
516 gen_type_die_with_usage. gen_type_die is now a wrapper
517 that assumes direct usage.
518 (gen_type_die_with_usage): Replace calls to gen_type_die
519 with gen_type_die_with_usage adding the program usage of
521 (dwarf2out_imported_module_or_decl): Suppress struct debug
522 information using should_emit_struct_debug when appropriate.
524 2007-04-16 Ian Lance Taylor <iant@google.com>
526 PR tree-optimization/31522
527 * tree-vrp.c (vr_phi_edge_counts): New static variable.
528 (vrp_initialize): Allocate vr_phi_edge_counts.
529 (vrp_visit_phi_node): Don't push to infinity if we saw a new
530 executable edge. Drop test for all constants.
531 (vrp_finalize): Free vrp_phi_edge_counts.
533 * doc/cpp.texi (Common Predefined Macros): Clarify description of
534 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
536 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
537 predecessors at head rather than tail.
539 2007-04-16 Matthias Klose <doko@debian.org>
541 * config/alpha/linux.h (CPP_SPEC): Define.
542 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
544 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
546 * function.h: Remove sequence_stack extern declaration.
548 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
550 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
552 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
555 2007-04-16 Anatoly Sokolov <aesok@post.ru>
557 * config/avr/avr.c (avr_arch_types): Rearranging array.
558 (enum avr_arch): Add.
559 (avr_mcu_types): Use avr_arch enumeration constants instead of
561 * config/avr/avr.h (LINK_SPEC): Simplify.
563 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
565 * config/m68k/m68k.c (m68k_libcall_value,
566 m68k_function_value): Use macros for register names more.
568 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
570 (M68K_REGNAME): Use A6_REG.
571 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
573 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
576 * sched-int.h (struct deps): Split field 'pending_lists_length' into
577 'pending_read_list_length' and 'pending_write_list_length'. Update
579 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
580 to handle two length counters instead of one. Update all uses.
581 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
582 two length counters instead of one.
583 * sched-rgn.c (propagate_deps): Update to handle two length counters
586 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
589 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
590 copy of source, pass it to ix86_expand_vector_set and return
593 2007-04-16 David Ung <davidu@mips.com>
594 Joseph Myers <joseph@codesourcery.com>
596 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
597 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
598 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
599 Add 74K processor information.
600 * config/mips/mips.md: Include 74k.md.
601 (cpu): Add 74kc,74kf,74kx.
602 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
603 * config/mips/74k.md: New.
604 * doc/invoke.texi (MIPS Options): Document 74K support.
606 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
608 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
609 vectorizable_* functions.
610 * tree-vect-transform.c (vectorizable_call): Add check for
611 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
612 (vectorizable_store): likewise.
613 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
615 (vectorizable_operation, vectorizable_type_demotion): Likewise.
616 (vectorizable_type_promotion, vectorizable_load): Likewise.
617 (vectorizable_live_operation, vectorizable_condition): Likewise.
618 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
620 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
622 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
624 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
625 register numbers more.
626 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
627 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
628 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
629 FUNCTION_VALUE_REGNO_P): Likewise.
630 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
631 STATIC_CHAIN_REGNUM): Likewise.
632 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
633 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
634 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
635 * config/m68k/m68k.md (FP_REG): New.
637 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
639 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
642 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
644 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
645 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
648 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
650 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
653 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
656 * c-decl.c (finish_decl): Grab the type of the decl after the call
659 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
661 * common.opt (fforward-propagate): Fix "Optimization" annotation.
663 2007-04-14 Jakub Jelinek <jakub@redhat.com>
666 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
667 post dominators and cleanup cfg before returning.
669 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
671 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
672 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
674 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
676 * config.gcc: Recognize fido.
677 * config/m68k/m68k-devices.def (fidoa): New.
678 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
680 (FL_FIDOA, TARGET_FIDOA): New.
681 * config/m68k/m68k.opt (mfidoa): New.
683 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
686 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
687 when a personality function is used.
689 2007-04-13 Bob Wilson <bob.wilson@acm.org>
691 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
693 2007-04-13 Mike Stump <mrs@apple.com>
695 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
697 * config/darwin.opt (fapple-kext): Make C++ only.
698 * config/darwin.c (darwin_override_options): Remove code to ensure
699 -fapple-kext is given for C++ only.
701 2007-04-13 Richard Sandiford <richard@codesourcery.com>
703 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
704 * config/mips/mips.c (override_options): Call
705 SUBTARGET_OVERRIDE_OPTIONS, if defined.
707 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
709 * config/i386/i386.opt (msvr3-shlib): Removed.
711 * doc/invoke.texi: Remove -msvr3-shlib.
713 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
715 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
716 with "popcnt" instruction.
718 2007-04-13 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/21258
721 * tree-vrp.c (compare_case_labels): New helper.
722 (find_switch_asserts): New function.
723 (find_assert_locations): Call it for SWITCH_EXPRs.
725 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
727 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
728 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
729 check is now implied in X87_FLOAT_MODE_P.
730 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
731 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
732 (fix_trunc<mode>_i386_fisttp): Ditto.
733 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
734 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
735 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
736 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
737 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
738 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
739 (unnamed_splitters): Ditto.
740 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
741 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
742 FIRST_SSE_REG for local functions when SSE math is enabled or
743 for functions with sseregparm attribute.
744 (standard_80387_constant_p): Return -1 if mode is not
746 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
747 (ix86_expand_compare): Ditto.
748 (ix86_expand_carry_flag_compare): Ditto.
749 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
750 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
751 DECIMAL_FLOAT_MODE_P.
752 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
753 of SCALAR_FLOAT_MODE_P.
754 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
755 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
756 checks before FLOAT_MODE_P.
757 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
763 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
765 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
766 Charles Wilson <libtool@cwilson.fastmail.fm>
768 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
769 (libgcc.mvars): Don't depend on them.
770 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
773 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
775 * doc/invoke.text (--help): Document --help=common.
777 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
779 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
783 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
784 * genemit.c (main): Emit #include "integrate.h".
785 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
786 (LOADGP_RTP): New mips_loadgp_style.
787 * config/mips/mips.h: Include config/vxworks-dummy.h.
788 (TARGET_RTP_PIC): New macro.
789 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
790 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
791 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
793 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
794 -mvxworks-pic when using -mrtp and a PIC option.
795 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
797 (mips_symbolic_constant_p, mips_symbolic_address_p)
798 (mips_symbol_insns): Handle SYMBOL_HALF.
799 (override_options): Warn about -G and -mrtp being used together.
800 Initialize mips_lo_relocs[SYMBOL_HALF].
801 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
802 (mips_emit_loadgp): Handle LOADGP_RTP.
803 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
804 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
805 (tablejump): Handle function-relative case table entries if
807 * config/mips/predicates.md (symbol_ref_operand): New predicate.
809 2007-04-12 Richard Sandiford <richard@codesourcery.com>
811 * config/mips/mips.md (load_call<mode>): Allow any general register.
813 (sibcall_value_internal, sibcall_value_multiple_internal)
814 (call_value_internal, call_value_split, call_value_multiple_internal)
815 (call_value_multiple_split): Remove constraints from operand 0.
817 2007-04-12 Richard Sandiford <richard@codesourcery.com>
819 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
820 rather than loadgp_noshared.
821 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
822 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
824 * config/mips/mips.md (loadgp): Rename to...
825 (loadgp_newabi): ...this.
826 (loadgp_noshared): Rename to...
827 (loadgp_absolute): ...this.
829 2007-04-12 Richard Sandiford <richard@codesourcery.com>
831 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
832 false for locally-binding symbols.
833 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
835 2007-04-12 Richard Sandiford <richard@codesourcery.com>
837 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
838 (SYMBOL_GOT_PAGE_OFST): ...this.
839 (SYMBOL_GOT_GLOBAL): Rename to...
840 (SYMBOL_GOT_DISP): ...this.
841 (SYMBOL_GOTOFF_GLOBAL): Rename to...
842 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
843 * config/mips/mips.c (mips_global_symbol_p): New function.
844 (mips_symbol_binds_local_p): Likewise.
845 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
846 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
847 and mips_symbol_binds_local_p.
848 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
849 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
850 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
852 (mips_ok_for_lazy_binding_p): New function.
853 (mips_load_call_address, mips_expand_call): Use it.
854 (mips_dangerous_for_la25_p): Likewise.
855 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
856 (*got_disp<mode>): Use got_disp_operand instead of
857 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
858 SYMBOL_GOTOFF_GLOBAL.
859 (*got_page<mode>): Use got_page_ofst_operand instead of
861 * config/mips/predicates.md (const_call_insn_operand): Use
862 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
863 (global_got_operand): Rename to...
864 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
866 (local_got_operand): Rename to...
867 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
870 2007-04-12 Richard Sandiford <richard@codesourcery.com>
872 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
873 TARGET_CALL_CLOBBERED_GP.
874 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
875 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
876 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
877 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
878 of TARGET_ABICALLS && !TARGET_NEWABI.
879 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
880 * config/mips/mips.c (mips_load_call_address): Check
881 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
882 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
883 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
884 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
885 TARGET_ABICALLS && TARGET_NEWABI.
886 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
888 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
889 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
890 TARGET_ABICALLS && TARGET_NEWABI.
891 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
892 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
893 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
894 whether indirect calls must use $25.
895 (mips_extra_live_on_entry): Check TARGET_GOT instead of
897 * config/mips/mips.md (jal_macro): Check flag_pic and
898 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
899 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
900 instead of TARGET_ABICALLS.
901 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
902 TARGET_ABICALLS && TARGET_OLDABI.
903 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
904 (sibcall): In the comment above the define_insn, mention
905 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
906 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
907 instead of TARGET_ABICALLS.
909 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
911 * doc/md.texi (Blackfin family constraints): Document PA and PB.
912 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
913 (MACFLAGS_MATCH_P): New macro.
914 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
915 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
916 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
917 the other MACFLAG constants.
918 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
919 (flag_machi): Tighten constraints. Renumber some of the operands.
920 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
922 (flag_machi_parts_acconly): New pattern.
923 (flag_macinithi): Tighten constraints. Allow any accumulator to be
925 (flag_macinit1hi): Tighten constraints.
926 (flag_mul_macv2hi_parts_acconly): New pattern.
928 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
929 Use a more efficient implementation.
930 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
931 inline sequences when not optimizing for size.
933 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
934 movhi_high2low): Delete, merge functionality into...
935 (packv2hi): ... this pattern.
937 2007-02-11 Jie Zhang <jie.zhang@analog.com>
938 * config/bfin/bfin.opt (msim): New option.
940 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
941 (bfin_cpu_t): Typedef of enum bfin_cpu.
942 (bfin_cpu_type): New declaration.
943 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
944 -msim and -mcpu= options.
945 (LIB_SPEC): Likewise.
946 * config/bfin/bfin.c (bfin_cpu_type): Define.
947 (bfin_handle_option): Handle -mcpu= option.
948 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
949 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
950 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
952 2007-04-12 Richard Sandiford <richard@codesourcery.com>
954 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
955 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
956 (powerpc-wrs-vxworksae): Use ${tm_file}.
957 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
958 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
959 * config/i386/vx-common.h: New file.
961 2007-04-12 Richard Sandiford <richard@codesourcery.com>
963 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
966 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
968 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
971 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
975 * c-common.c (c_build_qualified_type): Set canonical type
978 2007-04-12 Richard Guenther <rguenther@suse.de>
980 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
981 lower bound and element size if lower bound is not zero
982 or either of the ARRAY_REF operands is set.
984 2007-04-12 Richard Guenther <rguenther@suse.de>
986 PR tree-optimization/24689
987 PR tree-optimization/31307
988 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
990 * gimplify.c (canonicalize_addr_expr): To be consistent with
991 gimplify_compound_lval only set operands two and three of
992 ARRAY_REFs if they are not gimple_min_invariant. This makes
993 it never at this place.
994 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
996 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
998 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
999 null before emitting a .nsubspa directive.
1001 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1003 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1004 need_to_partition_p if there are no memory statements in the
1007 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1009 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1010 (gcd_of_steps_may_divide_p): New function.
1011 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1013 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1015 * reload.c (find_reloads_toplev, find_reloads_address,
1016 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1017 not a pointer equality test, to decide if we need to call
1018 push_reg_equiv_alt_mem.
1020 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1022 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1023 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1024 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1026 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1028 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1029 vector to be positive.
1031 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1035 * doc/invoke.texi: Document --params max-aliased-vops and
1037 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1038 debug_memory_partitions): Move to tree-flow.h
1039 * params.h (AVG_ALIASED_VOPS): Define.
1040 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1042 (mp_info_t): Likewise.
1043 (get_mem_sym_stats_for): New.
1044 (set_memory_partition): Move from tree-flow-inline.h.
1045 (mark_non_addressable): Only clear the set of symbols for the
1046 partition if it exists.
1047 (dump_memory_partitions): Move from tree-ssa-operands.c
1048 (debug_memory_partitions): Likewise.
1049 (need_to_partition_p): New.
1050 (dump_mem_ref_stats): New.
1051 (debug_mem_ref_stats): New.
1052 (dump_mem_sym_stats): New.
1053 (debug_mem_sym_stats): New.
1054 (update_mem_sym_stats_from_stmt): New.
1055 (compare_mp_info_entries): New.
1056 (mp_info_cmp): Call it.
1057 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1059 (get_mpt_for): Move from tree-ssa-operands.c.
1060 (find_partition_for): New.
1061 (create_partition_for): Remove.
1062 (estimate_vop_reduction): New.
1063 (update_reference_counts): New.
1064 (build_mp_info): New.
1065 (compute_memory_partitions): Refactor.
1066 Document new heuristic.
1067 Call build_mp_info, update_reference_counts,
1068 find_partition_for and estimate_vop_reduction.
1069 (compute_may_aliases): Populate virtual operands before
1070 calling debugging dumps.
1071 (delete_mem_sym_stats): New.
1072 (delete_mem_ref_stats): New.
1073 (init_mem_ref_stats): New.
1074 (init_alias_info): Call it.
1075 (maybe_create_global_var): Remove alias_info argument.
1076 Get number of call sites and number of pure/const call sites
1077 from gimple_mem_ref_stats().
1078 (dump_alias_info): Call dump_memory_partitions first.
1079 (dump_points_to_info_for): Show how many times a pointer has
1081 * opts.c (decode_options): For -O2 set --param
1082 max-aliased-vops to 500.
1083 For -O3 set --param max-aliased-vops to 1000 and --param
1084 avg-aliased-vops to 3.
1085 * fortran/options.c (gfc_init_options): Remove assignment to
1087 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1088 * tree-dfa.c (dump_variable): Dump memory reference
1090 Dump NO_ALIAS* settings.
1091 (referenced_var_lookup): Tidy.
1092 (mem_sym_stats): New.
1093 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1094 and ORIG are different SSA names for a memory partition.
1095 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1096 * tree-flow.h (struct mem_sym_stats_d): Define.
1097 (mem_sym_stats_t): Define.
1098 (struct mem_ref_stats_d): Define.
1099 (struct gimple_df): Add field mem_ref_stats.
1100 (enum noalias_state): Define.
1101 (struct var_ann_d): Add bitfield noalias_state.
1102 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1103 debug_mem_ref_stats, debug_memory_partitions,
1104 debug_mem_sym_stats): Declare.
1105 * tree-ssa-structalias.c (update_alias_info): Update call
1106 sites, pure/const call sites and asm sites in structure
1107 returned by gimple_mem_ref_stats.
1108 Remove local variable IS_POTENTIAL_DEREF.
1109 Increase NUM_DEREFS if the memory expression is a potential
1111 Call update_mem_sym_stats_from_stmt.
1112 If the memory references memory, call
1113 update_mem_sym_stats_from_stmt for all the direct memory
1114 symbol references found.
1115 (intra_create_variable_infos): Set noalias_state field for
1116 pointer arguments according to the value of
1117 flag_argument_noalias.
1118 * tree-ssa-structalias.h (struct alias_info): Remove fields
1119 num_calls_found and num_pure_const_calls_found.
1120 (update_mem_sym_stats_from_stmt): Declare.
1121 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1122 Set default value to 100.
1123 (PARAM_AVG_ALIASED_VOPS): Define.
1125 2007-04-11 Richard Guenther <rguenther@suse.de>
1128 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1129 a * -b + c as c - a * b if we honor sign dependent rounding.
1131 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1133 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1135 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1136 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1138 (initialize_trampoline): Don't use old-style function definition.
1139 (bfin_secondary_reload): Mark IN_P argument as unused.
1141 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1143 PR tree-optimization/31343
1144 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1145 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1146 * testsuite/gcc.dg/vect/pr31343.c: New.
1148 2007-04-10 Eric Christopher <echristo@apple.com>
1150 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1151 * config/i386/i386.md (*cmpfp0): Use.
1152 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1153 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1154 (fix_trunc<mode>_i386_fisttp): Ditto.
1155 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1156 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1157 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1158 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1159 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1160 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1161 (unnamed_splitters): Ditto.
1162 * config/i386/i386.c (output_fix_trunc): Assert that
1163 we're not being passed a TFmode operand.
1165 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1167 PR tree-optimization/31526
1168 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1169 n_basic_blocks to find newly added blocks.
1171 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1175 (fix_trunc<mode>si_sse): Ditto.
1176 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1177 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1178 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1179 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1180 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1181 expander using SSEMODEF mode macro.
1182 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1183 expander using SSEMODEF mode macro.
1184 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1185 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1186 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1187 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1188 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1189 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1190 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1191 Macroize insn using X87MODEF mode macro.
1193 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1195 * config/i386/sse.md (sse2_pinsrw): Removed.
1196 (sse2_pextrw): Renamed to ...
1197 (*sse2_pextrw): This.
1199 2007-04-09 Jan Hubicka <jh@suse.cz>
1202 * config/i386/sse.md
1203 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1204 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1205 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1206 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1208 2007-04-09 Jan Hubicka <jh@suse.cz>
1210 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1211 multiple fields of union.
1213 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1215 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1216 (create_preheaders): Check that loops are available.
1217 (fix_loop_structure): Clean up, improve comments.
1218 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1219 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1221 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1222 * predict.c (tree_estimate_probability): Do not call
1223 calculate_dominance_info. Call create_preheaders.
1224 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1225 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1227 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1228 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1229 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1230 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1233 2007-04-08 Jan Hubicka <jh@suse.cz>
1235 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1236 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1237 * fold-const.c (fold_unary): Use it.
1239 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241 * varasm.c (assemble_variable): Remove call to
1242 lang_hooks.decls.prepare_assemble_variable.
1243 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1244 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1245 * langhooks.h (lang_hooks_for_decls): Remove
1246 prepare_assemble_variable.
1248 2007-04-08 Mike Stump <mrs@apple.com>
1250 * config/i386/i386.c: Use inc/dec on Core2.
1252 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1254 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1255 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1256 lhd_tree_inlining_end_inlining): Remove.
1257 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1258 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1260 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1261 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1262 lhd_tree_inlining_end_inlining): Remove prototypes.
1263 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1264 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1265 LANG_HOOKS_TREE_INLINING_START_INLINING,
1266 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1268 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1271 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1274 * config/avr/predicates.md (io_address_operand): Delete predicate.
1275 (low_io_address_operand): Don't use 'mode' argument.
1276 (higth_io_address_operand): Rename ...
1277 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1278 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1281 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1283 Revert change removing staticp.
1285 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1288 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1291 2007-04-07 Bruce Korb <bkorb@gnu.org>
1293 * c.opt: Add -Wformat-contains-nul.
1294 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1296 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1297 the NUL byte warning.
1299 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1303 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1305 * tree.c (staticp): No longer use staticp langhook.
1306 * langhooks.c (lhd_staticp): Removed.
1307 * langhooks.h (struct lang_hooks): Remove staticp.
1308 * c-common.c (c_staticp): Remove.
1309 * c-common.h (c_staticp): Ditto.
1310 * langhooks-defs.h (lhd_staticp): Ditto.
1311 (LHD_HOOKS_STATICP): Ditto
1312 * tree.h (gcc_assert_lowered): New macro.
1314 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1316 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1317 argument "reliable".
1318 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1319 Add argument "reliable". Propagate it through calls.
1320 (infer_loop_bounds_from_undefined): Derive number of iterations
1321 estimates from references in blocks that do not dominate loop latch.
1322 (gcov_type_to_double_int): New function.
1323 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1324 and expected_loop_iterations_unbounded.
1325 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1326 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1327 * tree-data-ref.c (estimated_loop_iterations): Export.
1328 (get_references_in_stmt): Fix -- do not return addresses of local
1330 * cfgloop.h (expected_loop_iterations_unbounded,
1331 estimated_loop_iterations): Declare.
1333 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1335 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1337 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1339 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1340 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1341 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1342 Use output_387_reg_move().
1343 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1344 expander using X87MODEF12 mode macro.
1345 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1346 choosing register preferences. Use output_387_reg_move().
1347 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1348 instead of "x". Use output_387_reg_move().
1349 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1350 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1351 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1352 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1353 Use output_387_reg_move().
1354 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1356 (*truncxf?f_i387 splitter): Ditto.
1358 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1360 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1361 LANG_HOOKS_SAFE_FROM_P.
1362 * expr.c (safe_from_p): Remove langhook call.
1363 * langhooks.h (lang_hooks): Remove safe_from_p.
1364 (lhd_safe_from_p): Remove prototype.
1365 * langhooks.c (lhd_safe_from_p): Remove.
1367 2007-04-06 Jan Hubicka <jh@suse.cz>
1369 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1372 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1375 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1376 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1377 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1379 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1380 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1382 2007-04-05 Richard Henderson <rth@redhat.com>
1384 * config/alpha/alpha.c (print_operand) [+]: Remove.
1385 (alpha_end_function): Print nop if call at end of function.
1386 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1387 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1388 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1389 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1390 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1391 the call pattern. Update peepholes to match.
1393 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1395 * doc/extend.texi (Other Builtins): Add decimal float variants
1397 * builtins.def: Ditto.
1398 * builtins.c (expand_builtin): Ditto.
1400 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1401 H.J. Lu <hongjiu.lu@intel.com>
1404 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1405 of V8HImode when calling ix86_binary_operator_ok.
1406 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1407 (sdot_prodv8hi): Operands 1 and 2 must be register.
1409 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1411 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1412 initialize align to silence bogus warning.
1414 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1417 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1419 (struct sra_walk_fns): Remove use_all parameter from use.
1420 (sra_hash_tree): Handle BIT_FIELD_REFs.
1421 (sra_elt_hash): Don't hash bitfld blocks.
1422 (sra_elt_eq): Skip them in parent compares as well. Handle
1424 (sra_walk_expr): Don't maintain or pass down use_all_p.
1425 (scan_use): Remove use_all parameter.
1426 (scalarize_use): Likewise. Re-expand assignment to
1427 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1428 output, and re-scalarize after output. Don't mark anything
1430 (scalarize_ldst): Adjust.
1431 (scalarize_walk_gimple_modify_statement): Likewise.
1432 (build_element_name_1): Handle BIT_FIELD_REFs.
1433 (instantiate_element): Don't warn for any element whose parent
1435 (instantiate_missing_elements_1): Return the sra_elt.
1436 (canon_type_for_field): New.
1437 (try_instantiate_multiple_fields): New.
1438 (instantiate_missing_elemnts): Use them.
1439 (mark_no_warning): Removed.
1440 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1441 (REPLDUP, sra_build_elt_assignment): New.
1442 (generate_copy_inout): Use them.
1443 (generate_element_copy): Likewise. Handle bitfld differences.
1444 (generate_element_zero): Don't recurse for blocks. Use
1445 sra_build_elt_assignment.
1446 (generate_one_element_int): Take elt instead of var. Use
1447 sra_build_elt_assignment.
1448 (generate_element_init_1): Adjust.
1449 (scalarize_use, scalarize_copy): Use REPLDUP.
1450 (scalarize_ldst): Move assert before dereference.
1451 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1453 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1455 * regmove.c: Fix unused variable warnings due to previous commit.
1457 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1459 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1460 (regmove_bb_head): Remove.
1461 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1462 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1463 problems with fixup_match_1.
1464 Don't initialize/free regmove_bb_head.
1466 (reg_is_remote_constant_p): If an insn is in the same basic block
1467 but not before INSN, consider it remote, too.
1469 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1472 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1473 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1475 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1477 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1478 (CONDITIONAL_REGISTER_USAGE): Likewise.
1480 2007-04-04 Richard Henderson <rth@redhat.com>
1482 * config/alpha/lib1funcs.asm: Remove unused file.
1484 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1487 * opts.c (print_specific_help): Fix --help=<language>
1489 (common_handle_option): Support --help=common.
1491 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1494 * gcc.c (main): Do not run the linker if
1495 print_subprocess_help indicates that it shouldn't be
1498 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1501 * doc/invoke.texi (--help=): Document <languages> value, fix
1502 formatting in tables of values.
1504 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1506 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1507 dllimport attribute of virtual methods.
1509 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1511 * config/score/crti.asm: Change _bss_start to __bss_start.
1512 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1513 (OUTGOING_REG_PARM_STACK_SPACE) update.
1514 * config/score/score.opt: add options to make backend support
1515 score5, score5u, score7 and score7d.
1516 * config/score/score.md: Likewise.
1517 * config/score/misc.md: Likewise.
1518 * config/score/mac.md: Likewise.
1519 * doc/invoke.texi: Likewise.
1520 * doc/md.texi: update constraints define.
1522 2007-04-03 Richard Henderson <rth@redhat.com>
1524 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1525 an appropriate type, use the mode instead.
1527 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1529 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1530 Set the default --with-arch setting to mips2.
1531 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1532 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1533 (MULTILIB_OSDIRNAMES): Delete.
1534 (MULTILIB_DIRNAMES): Define.
1535 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1536 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1537 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1538 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1539 VXWORKS_OS_CPP_BUILTINS.
1540 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1541 (MIPS_DEBUGGING_INFO): Undefine.
1542 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1544 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1547 * fold-const.c (native_encode_real): Encode real.c provided longs
1548 as a series of 32-bit native integers.
1549 (native_interpret_real): Interpret buffer as a series of 32-bit
1552 2007-04-03 Richard Guenther <rguenther@suse.de>
1554 * genpreds.c (write_insn_constraint_len): Write function
1555 optimized for CONSTRAINT_LEN implementation.
1556 (write_tm_preds_h): Output insn_constraint_len inline and
1557 use it for CONSTRAINT_LEN.
1558 (write_insn_preds_c): Don't output insn_constraint_len.
1559 * doc/md.texi (define_register_constraint): Document multi-letter
1560 constraints shall have the same length if they start with the same
1563 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md (isinf<mode>2): Expand only when
1567 TARGET_C99_FUNCTIONS is set.
1569 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1571 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1572 (x86_64-*-linux*): Ditto.
1573 * config/i386/i386.opt (mpc): New option.
1574 * config/i386/i386.c (overrride_options): Handle
1575 ix87_precision_string.
1576 * config/i386/crtprec.c: New file.
1577 * config/i386/t-crtpc: Ditto.
1578 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1580 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1581 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1582 crtprec32.o, crtprec64.o and crtprec80.o.
1584 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1586 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1588 2007-04-02 Eric Christopher <echristo@apple.com>
1590 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1591 limitations on darwin.
1593 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1596 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1598 2007-04-02 Dave Korn <dave.korn@artimi.com>
1600 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1602 2007-04-02 Dave Korn <dave.korn@artimi.com>
1604 * libgcc2.h (exception_descriptor): Don't forward-declare.
1605 (__get_eh_table_language, __get_eh_table_version): Delete
1606 prototypes of long-dead functions.
1608 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1610 * ebitmap.h: New file
1611 * ebitmap.c: New file
1612 * Makefile.in (ebitmap.o): New target.
1614 2007-04-01 Jan Hubicka <jh@suse.cz>
1616 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1617 before very first instruction.
1619 2007-04-01 Jan Hubicka <jh@suse.cz>
1621 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1622 waring on 64bit hosts.
1623 * bitmap.h: Fix typo in bitmap_head_def.
1625 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1627 PR rtl-optimization/31391
1628 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1629 into a DELETED_LABEL note, and the label is in an empty basic
1630 block, update BB_END as well as BB_HEAD.
1632 2007-04-01 Richard Henderson <rth@redhat.com>
1634 PR tree-optimization/31169
1635 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1636 to varying if the range is outside [0, prec-1].
1638 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1641 * config/mips/mips.md (load_const_gp): New insn.
1642 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1643 the MIPS16 GP pseudo register if no_new_pseudos.
1644 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1646 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1649 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1651 (call_value): Likewise.
1653 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1654 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1657 * doc/invoke.texi: (optimization options): Reword description
1658 of -ffast-math. Document its primary purpose.
1660 2007-03-31 Richard Guenther <rguenther@suse.de>
1662 * omp-low.c (splay-tree.h): Include.
1663 (lookup_decl): Replace splay-tree usage by pointer-map.
1664 (maybe_lookup_decl): Likewise.
1665 (new_omp_context): Likewise.
1666 (delete_omp_context): Likewise.
1667 * gimplify.c (splay-tree.h): Include.
1668 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1670 (remap_ssa_name): Likewise.
1671 (remap_decl): Likewise.
1672 (remap_type_1): Likewise.
1673 (remap_type): Likewise.
1674 (copy_body_r): Likewise.
1675 (expand_call_inline): Likewise.
1676 (clone_body): Likewise.
1677 (copy_tree_r): Likewise.
1678 (remap_save_expr): Likewise.
1679 (unsave_r): Likewise.
1680 (unsave_expr_now): Likewise.
1681 (tree_function_versioning): Likewise.
1682 (build_duplicate_type): Likewise.
1683 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1684 (struct copy_body_data): Replace splay-tree by pointer-map.
1685 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1686 not $(SPLAY_TREE_H).
1687 (gimplify.o): Depend on $(SPLAY_TREE_H).
1688 (omp-low.p): Likewise.
1690 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1692 * config/avr/predicates.md (even_register_operand,
1693 odd_register_operand): New predicates.
1694 * config/avr/avr.md (movw peephole2): New.
1695 (movw_r peephole2): New.
1697 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1699 * tree.h (get_signed_or_unsigned_type): New.
1700 * fold-const.c (operand_equal_for_comparison_p): Use
1701 get_signed_or_unsigned_type instead of
1702 lang_hooks.types.signed_or_unsigned_type.
1703 * expr.c (store_expr): Ditto.
1704 * langhooks.c (get_signed_or_unsigned_type): New.
1705 (lhd_signed_or_unsigned_type): New.
1706 * langhooks.h (lhd_signed_or_unsigned_type): New.
1707 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1709 2007-03-30 Richard Henderson <rth@redhat.com>
1711 * tree-ssa-loop-ivopts.c: Include target.h.
1712 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1713 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1714 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1715 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1717 2007-03-30 Richard Henderson <rth@redhat.com>
1718 Kai Tietz <kai.tietz@onevision.com>
1720 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1722 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1723 (TARGET_64BIT_MS_ABI): New.
1724 (DBX_REGISTER_NUMBER): Handle 64-bit.
1725 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1726 (LONG_TYPE_SIZE): Force to 32.
1727 (REG_PARM_STACK_SPACE): New.
1728 (OUTGOING_REG_PARM_STACK_SPACE): New.
1729 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1730 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1731 (STACK_BOUNDARY): Use 128 for 64-bit.
1732 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1733 Add 64-bit implementation.
1734 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1736 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1737 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1738 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1739 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1740 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1741 TARGET_64BIT_MS_ABI.
1742 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1743 (ix86_pass_by_reference): Likewise.
1744 (ix86_function_value_regno_p): Likewise.
1745 (ix86_build_builtin_va_list): Likewise.
1746 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1747 (function_arg_advance_ms_64): New.
1748 (function_arg_advance): Call it.
1749 (function_arg_ms_64): New.
1750 (function_arg): Call it.
1751 (function_value_ms_64): New.
1752 (ix86_function_value_1): Call it.
1753 (return_in_memory_ms_64): New.
1754 (ix86_return_in_memory): Call it.
1755 (setup_incoming_varargs_ms_64): New.
1756 (ix86_setup_incoming_varargs): Call it.
1757 (ix86_expand_prologue): Handle 64-bit stack probing.
1758 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1759 (output_pic_addr_const): Likewise.
1760 (x86_this_parameter): Likewise.
1761 (x86_output_mi_thunk): Likewise.
1762 (x86_function_profiler): Likewise.
1763 (TARGET_STRICT_ARGUMENT_NAMING): New.
1764 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1765 (TARGET_64BIT_MS_ABI): New.
1766 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1767 * config/i386/i386.md (allocate_stack_worker): Remove.
1768 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1769 describe the clobber of eax without a match_scratch.
1770 (allocate_stack_worker_postreload): Remove.
1771 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1772 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1773 (allocate_stack_worker_rex64_postreload): Remove.
1774 (allocate_stack): Handle 64-bit.
1775 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1776 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1777 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1778 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1779 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1780 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1781 * config.build (x86_64-*-mingw*): New host.
1782 * config.host (x86_64-*-mingw*): New host.
1783 * config.gcc (x86_64-*-mingw*): New target.
1784 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1786 2007-03-30 Richard Henderson <rth@redhat.com>
1787 Kai Tietz <kai.tietz@onevision.com>
1789 * c-pragma.c (struct def_pragma_macro_value): New.
1790 (struct def_pragma_macro): New.
1791 (pushed_macro_table): New.
1792 (dpm_hash, dpm_eq): New.
1793 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1794 (init_pragma): Install them.
1795 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1797 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1799 * config/avr/avr.c (avr_override_options): Clear
1800 'flag_delete_null_pointer_checks'.
1802 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1805 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1806 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1807 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1808 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1809 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1810 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1811 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1813 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1815 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1817 * regmove.c: Move all of pass_stack_adjustments from here...
1818 * combine-stack-adj.c: ...to this new file.
1819 * Makefile.in: Add rules for combine-stack-adj.o.
1821 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1823 PR tree-optimization/31383
1824 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1825 to have the same length.
1827 2007-03-30 Jan Hubicka <jh@suse.cz>
1830 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1831 availablility; add more sanity checking; ask varpool only about
1834 2007-03-29 Richard Henderson <rth@redhat.com>
1836 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1837 to decide, but __SIZEOF_LONG_LONG__.
1839 2007-03-29 Richard Henderson <rth@redhat.com>
1841 * emutls.c (struct __emutls_array): New.
1842 (emutls_destroy): Use it instead of casting element 0 from void*.
1843 (__emutls_get_address): Likewise.
1845 2007-03-29 Richard Henderson <rth@redhat.com>
1847 * varasm.c (initializer_constant_valid_p): Don't deny
1848 DECL_DLLIMPORT_P on functions.
1850 * config/i386/cygming.h: Remove function declarations.
1851 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1852 (ASM_OUTPUT_LABELREF): Remove.
1853 (COMMON_ASM_OP): Remove.
1854 (ASM_OUTPUT_COMMON): Remove.
1855 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1856 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1857 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1858 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1859 Rename from TARGET_ENCODE_SECTION_INFO.
1860 * config/i386/netware.h: Likewise.
1861 * config/i386/i386-protos.h: Update.
1862 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1863 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1864 (legitimate_constant_p): Reject dllimports.
1865 (dllimport_map, get_dllimport_decl): New.
1866 (legitimize_dllimport_symbol): New.
1867 (legitimize_address, ix86_expand_move): Use it.
1868 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1869 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1870 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1871 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1872 * config/i386/predicates.md (constant_call_address_operand): Only
1873 accept symbols; reject dllimport_p symbols.
1874 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1875 i386_pe_maybe_record_exported_symbol.
1876 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1877 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1878 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1879 trust the setting of DECL_DLLIMPORT_P.
1880 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1881 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1882 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1883 tidy the argument scanning loop.
1884 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1885 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1886 (i386_pe_strip_name_encoding): Remove.
1887 (i386_pe_binds_local_p): New.
1888 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1889 (i386_pe_output_labelref): Remove.
1890 (i386_pe_asm_output_aligned_decl_common): New.
1891 (i386_pe_maybe_record_exported_symbol): Rename from
1892 i386_pe_record_exported_symbol; check for dllexported symbols.
1894 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1896 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1897 add comment explaining why vsnprintf cannot be used.
1899 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1901 PR tree-optimization/30666
1902 * tree.c (build_complex_type): When creating type names for DWARF2
1903 debug info, create TYPE_DECLs for TYPE_NAME instead of
1905 (build_common_tree_nodes_2): Use build_complex_type when building
1906 predefined complex types, to preserve canonical types.
1908 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1910 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1911 (noce_get_alt_condition): Look at it to determine whether to
1912 reverse the condition or not.
1913 (noce_get_condition): Substitute the truth for lies.
1914 (noce_find_if_block): Set the then_else_reversed field.
1916 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1918 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1919 destination of this insn.
1920 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1921 than calling gen_rtx_SET directly. Use r0 to hold the value of
1922 'address + 4' rather than a stack based temporary which can be
1925 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1927 * config/s390/s390.c (s390_secondary_input_reload_class,
1928 s390_secondary_output_reload_class): Functions removed.
1929 (s390_secondary_reload): New function.
1930 (TARGET_SECONDARY_RELOAD): Target macro defined.
1931 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1932 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1933 * config/s390/s390.md ("reload_outti", "reload_outdi",
1934 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1935 "reload_out<mode>"): Expanders removed.
1936 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1937 "reload<mode>_nonoffmem_out"): Expanders added.
1939 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1941 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1942 SRC->DEST replacement failed anyway.
1944 2007-03-28 Mike Stump <mrs@apple.com>
1946 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1947 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1948 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1950 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1952 * config.gcc: Accept barcelona as a variant of amdfam10.
1953 * config/i386/i386.c (override_options): Likewise.
1954 * doc/invoke.texi: Likewise.
1956 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1958 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1959 offsets for BIT_FIELD_REF and COMPONENT_REF.
1961 2007-03-28 Richard Guenther <rguenther@suse.de>
1963 * tree.c (is_global_var): Move ...
1964 * tree-flow-inline.h (is_global_var): ... here.
1965 * tree.h (is_global_var): Remove declaration.
1967 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1971 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1972 * config/i386/i386.c (ix86_tune_features): Initialize new
1974 * config/i386/predicates.md (promotable_binary_operator): Use
1975 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1977 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1980 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1982 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1984 * config/fr30/fr30.md (movsi_internal): Change destination
1985 constraint from m to V and add m to the end.
1987 2007-03-28 Christian Bruel <christian.bruel@st.com>
1989 * config/sh/sh.md (movsi_i): Fix type attribute.
1991 2007-03-28 Christian Bruel <christian.bruel@st.com>
1993 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1994 (movsf_ie): Likewise.
1996 2007-03-28 Christian Bruel <christian.bruel@st.com>
1998 * config.gcc: Add sh4-300 to multilib.
1999 * config/sh/t-mlib-sh4-300: New file.
2001 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2003 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2004 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2006 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2007 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2008 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2009 "fixuns_trunctddi2"): Whitespace fix.
2011 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2013 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2014 the definition of struct sh_args.
2015 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2016 CALL_COOKIE_INT_REG_GET): Likewise.
2018 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2020 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2021 transformations are applied successfully.
2023 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2025 * tree.c (tree_contains_struct): Permit 512 tree codes.
2026 * tree.h (tree_contains_struct): Ditto.
2027 (MAX_TREE_CODES): Ditto.
2028 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2029 SPARE member to store remaining padding bits.
2031 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2033 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2036 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2038 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2039 * configure: Regenerate.
2041 * configure: Regenerate using the correct version of autoconf.
2043 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2045 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2047 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2048 regs to "__SP_L__" and "__SP_H__".
2050 2007-03-27 Richard Guenther <rguenther@suse.de>
2052 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2053 computations with it with a HOST_WIDE_INT variable.
2055 2007-03-26 Mike Stump <mrs@apple.com>
2057 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2058 objective-c-header, objective-c++-header and objc++-cpp-output
2060 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2062 2007-03-26 Richard Henderson <rth@redhat.com>
2065 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2066 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2067 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2068 IX86_BUILTIN_PSRLQ128): New.
2069 (ix86_init_mmx_sse_builtins): Add them.
2070 (ix86_expand_builtin): Expand them.
2071 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2072 operand 2 be TImode.
2073 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2074 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2075 _mm_srli_epi64): Mark __B const.
2076 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2077 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2078 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2079 new two-vector shift builtins.
2081 2007-03-26 Ian Lance Taylor <iant@google.com>
2083 PR tree-optimization/31345
2084 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2085 [+INF, +INF(OVF)] into VARYING.
2087 2007-03-26 Zack Weinberg <zackw@panix.com>
2089 * gengtype-parse.c: New file.
2090 * gengtype-yacc.y: Delete.
2091 * gengtype-lex.l: Don't include gengtype-yacc.h.
2092 Define YY_DECL and yyterminate appropriately for recursive
2093 descent parser. yylval is now a string out-parameter to yylex.
2094 (HWS, EOID): New shorthand.
2095 (IWORD): Add a couple more types.
2096 (yylex): Add a setup stanza. Remove the complex rules for
2097 detecting GTY'ed types and typedefs; replace with simple
2098 keyword detectors. Adjust everything for the changed
2099 definition of yylval. Ignore all pp-directives, not just #define.
2101 (parse_file): Rename yybegin; do not call yyparse.
2103 * gengtype.c (xasprintf): Export again.
2104 (this_file): New. Use everywhere __FILE__ was being used.
2105 (get_lang_bitmap): Special case types defined in gengtype.c.
2106 (do_typedef, new_structure): Suppress definition of certain types.
2107 (new_structure): Improve diagnostics of duplicate definitions.
2108 Make sure location_s is associated with input.h.
2109 (nreverse_pairs, define_location_structures): New functions.
2110 (main): Improve tagging of kludge types. Remove old kludges
2111 for input.h types; use define_location_structures.
2112 * gengtype.h: Update prototypes. Define token codes here.
2113 * Makefile.in: Remove all references to gengtype-yacc.
2114 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2116 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2117 add GTY((skip)) to the field that's only conditionally there.
2118 * doc/install.texi: Document that Bison is no longer required
2119 unless building treelang.
2121 * gengtype.c: Don't include gtyp-gen.h.
2122 (srcdir): Declare here.
2123 (base_files, lang_dir_names): Allocate dynamically.
2124 (gt_files, num_gt_files, num_lang_dirs): New globals.
2125 (measure_input_list, read_input_line, read_input_list)
2126 (set_lang_bitmap): New functions.
2127 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2128 simplify, relying on read_input_list to set up the bitmaps.
2129 (main): Arguments are no longer unused. Check for correct number
2130 of command line arguments, set srcdir and srcdir_len, then call
2131 read_input_list, before doing anything else. No need to worry
2132 about duplicates in main loop.
2133 * configure.ac: Simplify the calculation of all_gtfiles.
2134 Put language tags in there. Don't set or substitute
2135 all_gtfiles_files_langs or all_gtfiles_files_frags.
2136 * Makefile.in: Revamp the way gengtype is invoked, now that it
2137 takes a file on its command line with a much simpler format.
2138 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2139 (GTFILES): Remove duplicates and C source files.
2140 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2141 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2142 * configure: Regenerate.
2144 * gengtype.h: Remove all type definitions to gengtype.c; leave
2145 only definitions of options_p, type_p, and pair_p as opaque
2146 pointers. Update prototypes.
2147 * gengtype.c: Many type definitions moved here from gengtype.h.
2148 Consolidate type definitions at the top of the file.
2149 (xvasprintf): Delete.
2150 (xasprintf): Make static.
2151 (create_nested_pointer_option): Add 'next' parameter.
2152 (create_field_all, create_field_at): New functions.
2153 (create_field): Now a thin wrapper around create_field_all.
2154 (create_optional_field): Rename create_optional_field_ and add
2155 line argument. Original name is now a macro which supplies
2157 (oprintf): Use vsnprintf directly.
2158 (close_output_files): Use fatal rather than perror/exit.
2159 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2160 (main): Set progname. Don't use exit.
2161 * gengtype-yacc.y (struct_fields): Use create_field_at.
2162 (option, optionseqopt): Delete.
2163 (optionseq): Consolidate productions from option here so we
2164 can use the first argument to create_option.
2166 * gengtype-lex.l: Distinguish unions from structures in the
2167 token type. Don't call find_structure; return the tag as a string.
2168 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2169 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2170 Reorganize typedef_struct production accordingly.
2171 Use create_nested_ptr_option.
2172 * gengtype.c (create_nested_ptr_option): New function.
2173 * gengtype.h: Declare it.
2175 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2176 (string_type): Don't declare.
2177 (do_scalar_typedef): Declare.
2178 (create_scalar_type): Update prototype.
2179 * gengtype.c (string_type): Make static.
2180 (scalar_nonchar, scalar_char): New.
2181 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2182 (resolve_typedef): Use scalar_nonchar for error recovery.
2183 (create_scalar_type): Remove name_len field. Return scalar_char
2184 or scalar_nonchar as appropriate.
2185 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2187 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2189 (main): Initialize scalar_char and scalar_nonchar before calling
2191 * gengtype-lex.l: Adjust for removal of second argument to
2192 create_scalar_type. Use yylval.s instead of yylval.t when
2194 * gengtype-yacc.y: Type of SCALAR is string. Call
2195 create_scalar_type from type:SCALAR rule. Adjust for removal of
2196 second argument to create_scalar_type.
2198 * vec.h: Remove all #if IN_GENGTYPE blocks.
2199 Add comment saying that changes may require adjustments to gengtype.
2200 * gengtype.c: Don't include coretypes.h or tm.h.
2201 Add comment to inclusion of errors.h.
2202 (note_def_vec, note_def_vec_alloc): New functions.
2203 * gengtype.h: Declare new functions.
2204 * gengtype-lex.l: Don't include coretypes.h.
2205 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2207 (update_lineno): Remove unnecessary prototype.
2208 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2209 (VEC rule): Just return VEC_TOKEN.
2210 * gengtype-yacc.y (VEC_TOKEN): New token type.
2211 (type): Add a production for VEC(a,b).
2212 * Makefile.in: Update dependencies.
2214 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2215 typedefs that use the old PARAMS macro.
2217 * gengtype-lex.l: Remove all rules and states relating to yacc
2219 * gengtype-yacc.y: Similarly.
2220 * gengtype.c (note_yacc_type): Delete function.
2221 * gengtype.h: Update prototypes.
2223 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2225 * tree-pretty-print.c (dump_generic_node): Report precision of
2226 unnamed integer types.
2228 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2230 * ifcvt.c (noce_try_store_flag_constants): Don't check
2231 no_new_pseudos here.
2232 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2233 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2234 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2235 noce_try_sign_mask): Likewise.
2236 (if_convert): Check no_new_pseudos here.
2238 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2240 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2241 (noce_get_condition): Handle new then_else_reversed argument.
2242 (noce_init_if_info): Remove, fold into noce_find_if_block.
2243 (noce_process_if_block): Take a struct noce_if_info as the
2244 argument. Don't set up one based on ce_if_info. Update pointer
2245 references accordingly.
2246 (cond_move_process_if_block): Likewise.
2247 (process_if_block): Removed.
2248 (find_if_block): Removed. Move functionality two new functions,
2249 noce_find_if_block and cond_exec_find_if_block.
2250 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2251 blocks and the symmetric IF-ELSE-JOIN case.
2252 (cond_exec_find_if_block): Also new function mostly based on old
2253 find_if_block and process_if_block.
2254 (find_if_header): Replace find_if_block call with separately
2255 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2256 (find_cond_trap): Update noce_get_condition call.
2257 (dead_or_predicable): Likewise.
2259 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2261 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2263 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2264 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2265 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2266 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2267 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2268 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2269 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2270 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2271 __builtin_ia32_psrad128 builtins.
2273 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2275 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2276 * config/i386/constraints.md
2277 (define_constraint "I"): Use IN_RANGE macro.
2278 (define_constraint "J"): Ditto.
2279 (define_constraint "K"): Ditto.
2280 (define_constraint "M"): Ditto.
2281 (define_constraint "N"): Ditto.
2282 (define_constraint "O"): Ditto.
2283 * config/i386/predicates.md
2284 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2285 (define_predicate "const_0_to_3_operand"): Ditto.
2286 (define_predicate "const_0_to_7_operand"): Ditto.
2287 (define_predicate "const_0_to_15_operand"): Ditto.
2288 (define_predicate "const_0_to_63_operand"): Ditto.
2289 (define_predicate "const_0_to_255_operand"): Ditto.
2290 (define_predicate "const_1_to_31_operand"): Ditto.
2291 (define_predicate "const_2_to_3_operand"): Ditto.
2292 (define_predicate "const_4_to_7_operand"): Ditto.
2294 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2296 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2297 in SImode for save_world.
2298 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2301 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2303 PR tree-optimization/30784
2304 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2307 2007-03-25 Revital Eres <eres@il.ibm.com>
2309 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2310 Fold movement_possibility function into it.
2312 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2314 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2315 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2316 (call_indirect_nonlocal_darwin64): Same.
2317 (call_nonlocal_darwin64): Same.
2318 (call_value_indirect_nonlocal_darwin64): Same.
2319 (call_value_nonlocal_darwin64): Same.
2320 (sibcall_nonlocal_darwin64): Same.
2321 (sibcall_value_nonlocal_darwin64): Same.
2322 (sibcall_symbolic_64): Same.
2323 (sibcall_value_symbolic_64): Same.
2324 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2326 (rs6000_emit_load_toc_table): Same.
2327 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2328 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2334 (load_toc_v4_pic_si): Same
2335 (load_toc_v4_PIC_1): Same.
2336 (load_toc_v4_PIC_1b): Same.
2337 (call_indirect_aix{32,64}): Same.
2338 (call_value_indirect_aix{32,64}): Same.
2341 (call_local{32,64}): Same.
2342 (call_value_local{32,64}): Same.
2343 (call_indirect_nonlocal_aix{32,64}): Same.
2344 (call_nonlocal_aix{32,64}): Same.
2345 (call_value_indirect_nonlocal_aix{32,64}): Same.
2346 (call_value_nonlocal_aix{32,64}): Same.
2347 (call_indirect_nonlocal_sysv<mode>): Same.
2348 (call_nonlocal_sysv<mode>): Same.
2349 (call_value_indirect_nonlocal_sysv<mode>): Same.
2350 (call_value_nonlocal_sysv<mode>): Same.
2352 (sibcall_local{32,64}): Same.
2353 (sibcall_value_local{32,64}): Same.
2354 (sibcall_nonlocal_aix{32,64}): Same.
2355 (sibcall_value_nonlocal_aix{32,64}): Same.
2356 (sibcall_nonlocal_sysv<mode>): Same.
2357 (sibcall_value): Same.
2358 (sibcall_value_nonlocal_sysv<mode>): Same.
2360 2007-03-24 Paul Brook <paul@codesourcery.com>
2362 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2363 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2365 2007-03-24 Richard Henderson <rth@redhat.com>
2367 * config/ia64/constraints.md: New file.
2368 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2369 satisfies_constraint_?.
2370 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2371 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2372 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2373 ia64_output_mi_thunk): Likewise.
2374 (ia64_const_ok_for_letter_p): Remove.
2375 (ia64_const_double_ok_for_letter_p): Remove.
2376 (ia64_extra_constraint): Remove.
2377 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2378 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2379 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2380 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2381 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2382 EXTRA_MEMORY_CONSTRAINT): Remove.
2383 * config/ia64/ia64.md: Include constriants.md. Replace
2384 CONST_OK_FOR_? with satisfies_constraint_?.
2386 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2387 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2391 (name macros): Use DPD_BID_NAME to convert names properly.
2393 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2394 decimal floating point format.
2395 (init_floating_libfuncs): Change decimal functions so that they
2396 have a "bid_" prefix if the decimal system uses the BID format,
2397 and "dpd_" prefix if the decimal system uses the DPD format.
2398 (init_interclass_conv_libfuncs): Ditto.
2399 (init_intraclass_conv_libfuncs): Ditto.
2401 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2402 using the BID format.
2404 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2405 whether we are using the BID decimal format.
2406 * configure: Regenerate.
2408 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2409 the compiler has decimal floating point enabled. Define
2410 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2413 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2414 using the BID format.
2416 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2417 whether we are using the BID decimal format.
2418 * configure: Regenerate.
2420 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2421 the compiler has decimal floating point enabled. Define
2422 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2425 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2426 options, and that it is enabled for i386/x86_64 systems.
2428 * Makefile.in (enable_decimal_float): New.
2430 (DECNUMINC): Add -I$(DECNUMFMT).
2431 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2432 to $(DECNUMFMT) from $(DECNUM).
2434 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2435 Substitute enable_decimal_float.
2436 * configure: Regenerated.
2439 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2442 * configure.ac: Enable decimal float for x86_64-*-linux*.
2443 * configure: Regenerated.
2446 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2447 decimal128ClearSign to flip and clear the sign bit in decimal128.
2448 (decimal_real_maxval): Set decimal128SetSign to set the sign
2451 2007-03-23 Ian Lance Taylor <iant@google.com>
2453 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2455 2007-03-23 Ian Lance Taylor <iant@google.com>
2457 * tree-dump.c (dump_files): Correct comment.
2459 2007-03-23 Ian Lance Taylor <iant@google.com>
2461 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2463 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2465 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2466 in cfglayout mode. Don't go into and out of cfglayout mode.
2467 Link the blocks in the order of the constructed traces.
2468 (rest_of_handle_tracer): Adjust call to tracer.
2469 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2470 Don't go into cfglayout mode.
2471 (rtl_loop_done): Don't go out of cfglayout mode.
2472 * cfglayout.c (relink_block_chain): New function, split out from...
2473 (fixup_reorder_chain): ...here. Remove redundant checking.
2474 (cfg_layout_finalize): Don't clear the header, footer, and aux
2475 fields here, move the code to do so to relink_block_chain. Likewise
2476 for free_original_copy_tables.
2477 * rtl.h (tracer): Update prototype.
2478 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2479 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2480 mode. Use relink_block_chain to serialize the CFG according to the
2481 new basic block order. Move targetm.cannot_modify_jumps_p check from
2483 (gate_handle_reorder_blocks): ...to here.
2484 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2486 (gate_duplicate_computed_gotos): ...to here.
2487 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2488 something always changes when going into and out of cfglayout mode.
2489 Perform an expensive cfg cleanup while going into cfglayout mode.
2490 Always update liveness information on HAVE_conditional_execution
2491 targets. Reserialize the basic blocks and go out of cfglayout mode.
2492 * reg-stack.c: Include cfglayout.h.
2493 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2494 the call to reorder_basic_blocks.
2495 * basic-block.h (reorder_basic_blocks): Update prototype.
2496 (relink_block_chain): New prototype.
2497 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2499 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2501 * config/mips/mips.md (type, hazard, *movdi_32bit,
2502 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2503 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2504 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2505 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2506 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2508 (movcc): Change first xfer to multi.
2509 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2510 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2511 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2512 config/mips/generic.md: Change reservations using "xfer" to use
2514 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2515 using match_operand.
2516 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2517 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2519 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2521 2007-03-22 Richard Henderson <rth@redhat.com>
2523 * config/i386/i386.c: Remove unnecessary function declarations.
2524 Move targetm definition, and all related macros, to the end of
2525 the file. Resort some functions to put definitions before uses.
2526 (ix86_attribute_table): Make static. Move to end of file.
2527 (ix86_gimplify_va_arg): Make static.
2529 2007-03-22 Richard Henderson <rth@redhat.com>
2531 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2532 don't increase local_regparm with force_align_arg_pointer check.
2533 (ix86_function_sseregparm): Assert 32-bit.
2534 (type_has_variadic_args_p): New.
2535 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2536 type_has_variadic_args_p.
2537 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2538 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2539 use memset instead. Do maybe_vaarg check first; skip attribute
2540 tests if true; skip attribute tests for 64-bit.
2541 (construct_container): Remove TARGET_DEBUG_ARG.
2542 (function_arg_advance_32, function_arg_advance_64): Split out ...
2543 (function_arg_advance): ... from here.
2544 (function_arg_32, function_arg_64): Split out ...
2545 (function_arg): ... from here.
2546 (ix86_pass_by_reference): Tidy.
2547 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2548 (function_value_32): New, from parts of ix86_function_value
2549 and ix86_value_regno.
2550 (function_value_64): New, from parts of ix86_function_value
2551 and ix86_libcall_value.
2552 (ix86_function_value_1): New.
2553 (ix86_function_value, ix86_libcall_value): Use it.
2554 (return_in_memory_32, return_in_memory_64): Split out ...
2555 (ix86_return_in_memory): ... from here.
2556 (ix86_struct_value_rtx): Skip for 64-bit.
2557 (ix86_libcall_value, ix86_value_regno): Remove.
2558 (setup_incoming_varargs_64): Split out ...
2559 (ix86_setup_incoming_varargs): ... from here.
2560 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2561 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2562 * config/i386/i386-protos.h (ix86_function_value): Remove.
2563 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2565 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2568 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2569 infinities not supported, otherwise emit warning if -Woverflow. On
2570 underflow, emit warning if -Woverflow.
2571 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2573 * real.h (real_from_string): Update declaration
2575 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2576 Richard Henderson <rth@redhat.com>
2578 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2579 * calls.c (compute_argument_block_size, expand_call,
2580 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2581 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2582 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2583 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2584 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2585 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2586 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2587 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2590 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2592 * c-incpath.c (add_sysroot_to_chain): New.
2593 (merge_include_chains): Add sysroot argument. Call
2594 add_sysroot_to_chain if sysrooted.
2595 (register_include_chains): Update call to merge_include_chains.
2596 * doc/cppopts.texi: Document use of '=' in include directory
2599 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2602 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2603 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2604 insn pattern using X87MODEF12 mode macro.
2606 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2608 * regmove.c (regmove_optimize): Use reg_mentioned_p
2609 instead of reg_overlap_mentioned_p for DST.
2611 2007-03-21 Mike Stump <mrs@apple.com>
2613 * c.opt: Fixup for Objective-C/C++.
2615 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2617 * explow.c (convert_memory_address): Fold memory reference when
2618 POINTERS_EXTEND_UNSIGNED < 0
2620 2007-03-21 Richard Henderson <rth@redhat.com>
2623 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2624 * config/i386/mmintrin.h (__m64): Likewise.
2625 * config/i386/xmmintrin.h (__m128): Likewise.
2627 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2629 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2630 (VXWORKS_OS_CPP_BUILTINS): Define.
2631 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2632 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2634 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2636 * rtl.h (constant_pool_reference_p): Delete.
2637 (find_constant_src): Declare.
2638 * rtlanal.c (find_constant_src): New function.
2639 * simplify-rtx.c (constant_pool_reference_p): Delete.
2640 * config/i386/i386.md: Use find_constant_src instead of
2641 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2643 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2645 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2646 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2648 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2650 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2651 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2652 (arm_elf_asm_constructor): Use it.
2653 (arm_elf_asm_destructor): New function.
2655 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2657 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2659 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2661 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2663 2007-03-19 Andrew Haley <aph@redhat.com>
2665 PR tree-optimization/31264
2666 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2669 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2671 PR rtl-optimization/30907
2672 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2673 (fwprop_init): Always call loop_optimizer_initialize.
2674 (fwprop_done): Always call loop_optimizer_finalize.
2675 (fwprop): We always have loop info now.
2676 (gate_fwprop_addr): Remove.
2677 (pass_fwprop_addr): Use gate_fwprop as gate.
2679 PR rtl-optimization/30841
2680 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2681 df_chain_alloc): Call df_reorganize_refs unconditionally.
2682 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2683 refs_organized to refs_organized_size.
2684 (df_ref_create_structure): Use refs_organized_size instead of
2685 bitmap_size if refs had been organized, and keep refs_organized_size
2687 * df.h (struct df_ref_info): Change refs_organized to
2688 refs_organized_size.
2689 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2692 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2694 * except.c (output_function_exception_table): Do not reference the
2695 EH personality routine for functions that do not require an
2698 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2701 * c-typeck.c (convert_for_assignment): Call comptypes for
2702 RECORD_TYPE or UNION_TYPE.
2705 * reload1.c (reload): Do invalid ASM checking after
2706 cleanup_subreg_operands.
2708 2007-03-19 Jeff Law <law@redhat.com>
2710 * tree-cfg.c (find_taken_edge): Tighten conditions for
2711 optimizing computed gotos.
2713 2007-03-19 Michael Matz <matz@suse.de>
2715 * builtins.c (expand_builtin_sync_operation,
2716 expand_builtin_compare_and_swap,
2717 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2720 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2721 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2724 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2726 * doc/tm.texi: Add brackets around the return type of
2727 TARGET_SECONDARY_RELOAD.
2729 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2730 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/31254
2733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2734 Use handled_component_p () where appropriate. Continue
2735 propagating into the rhs if we propagated into an INDIRECT_REF
2738 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2740 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2741 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2742 (xde, xdee): Mode attributes adjusted to support DFP modes.
2743 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2744 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2745 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2746 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2747 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2748 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2749 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2751 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2752 "movsf"): Insn definitions removed.
2753 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2754 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2755 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2757 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2758 "reload_in<mode>", "reload_out<mode>"): Expander added.
2759 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2762 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2764 * config/s390/s390.md: Only non-functional changes. Renamed
2765 FPR mode macro to BFP all over the file.
2767 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2769 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2770 (op_type attribute): RRF instruction type added.
2771 (fT0): New mode attribute.
2772 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2773 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2774 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2775 no secondary memory is needed when moving DFmode values between GPRs
2778 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2780 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2781 inverted and documentation adjusted.
2782 ("mhard-dfp", "msoft-dfp"): New options.
2783 * config/s390/s390.c (s390_handle_arch_option): New architecture
2785 (override_options): Sanity checks for the new options added.
2786 * config.gcc: New architecture switch: z9-ec.
2787 * config/s390/s390.h (processor_flags): PF_DFP added.
2788 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2789 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2790 when the bit is NOT set so remove it from the defaults.
2792 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2794 * genemit.c (main): Print include statement for dfp.h.
2795 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2798 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2800 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2802 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2808 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2810 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2811 attr_length_call, output_call, output_indirect_call): Cleanup
2812 formatting of targetm calls.
2814 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2816 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2818 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2820 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2821 reservation, bypass and anti-bypass descriptions for these instructions.
2822 Update move patterns.
2823 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2826 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2828 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2829 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2830 (get_initial_def_for_reduction): Likewise.
2832 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2834 Fix PR tree-optimization/29922
2835 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2836 (get_representative): Removed.
2837 (value_dies_in_block_x): Update for rvuse removal.
2838 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2839 (compute_antic_aux): Handle when PHI nodes appear in
2840 non-single-successors.
2841 (dump_bitmap_of_names): Removed.
2842 (compute_antic_safe): Renamed and removed rvuse calculation.
2843 Calculate only antic safe.
2844 (insert_into_preds_of_block): Remove assert.
2845 (execute_pre): Update for renamed functions.
2846 (defer_or_phi_translate_block): New function.
2848 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2850 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2851 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2853 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2854 Follow spelling conventions.
2856 * tree-data-ref.h: Remove the prototype for analyze_array.
2858 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2860 PR tree-optimization/31041
2861 * tree-vect-transform.c (get_initial_def_for_induction): Call
2862 force_gimple_operand.
2864 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2866 * ipa-type-escape.c (look_for_casts) : Revert code to use
2867 handled_component_p due to ada test a-numaux.adb.
2869 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2871 * final.c (final_scan_insn): Alter the condition of a
2872 conditional trap if we have nonstandard CC.
2874 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2876 * configure.ac: Remove excess quoting from asm line 0 test.
2877 * configure: Rebuilt.
2879 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2881 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2882 * c-common.c (convert_and_check): Move warning logic to...
2883 (warnings_for_convert_and_check): ...here. Define.
2884 * c-common.h (warnings_for_convert_and_check): Declare.
2886 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2888 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2889 (output_call): Likewise.
2891 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2893 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2895 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2897 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2899 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2901 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2902 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2904 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2906 PR tree-optimization/31183
2907 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2908 Use double_int instead of unsigned int for representing access_strides.
2909 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2911 2007-03-16 Richard Guenther <rguenther@suse.de>
2913 PR tree-optimization/31146
2914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2915 to allow recursion of forward_propagate_addr_expr.
2916 (forward_propagate_addr_into_variable_array_index): Likewise.
2917 (forward_propagate_addr_expr): Likewise.
2918 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2919 (forward_propagate_addr_expr_1): Recurse on simple copies
2920 instead of propagating into them. Do so for useless conversions
2922 (forward_propagate_addr_expr): Clean up unused statements after
2925 2007-03-16 Richard Guenther <rguenther@suse.de>
2927 * builtins.c (expand_builtin_cexpi): Use the right argument
2928 for the expansion via cexp.
2930 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2932 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2933 * configure: Rebuilt.
2935 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2938 * dwarf2out.c (force_type_die): Adjust comment.
2939 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2941 2007-03-15 DJ Delorie <dj@redhat.com>
2943 * config/frv/predicates.md (minmax_operator): Don't check operands
2946 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2948 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2949 Update constant estimates of number of iterations.
2950 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2951 argument renamed to "realistic".
2952 (compute_estimated_nb_iterations): Removed.
2953 (record_niter_bound): New function.
2954 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2955 call record_nonwrapping_iv with upper = false.
2956 (infer_loop_bounds_from_signedness): Pass upper argument to
2957 record_nonwrapping_iv.
2958 (estimate_numbers_of_iterations_loop): Do not call
2959 compute_estimated_nb_iterations. Record estimate based on profile
2960 information. Initialize the constant estimates of number of
2962 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2964 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2965 number of iterations is too small.
2966 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2967 (EST_NOT_AVAILABLE): Removed.
2968 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2969 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2972 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2974 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2975 Handle NE_EXPR guards.
2977 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2980 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2981 Set also -pedantic-errors by default for the preprocessor unless
2982 -fpermissive is given.
2984 2007-03-15 Richard Guenther <rguenther@suse.de>
2988 * builtins.c (expand_builtin_cexpi): As a fallback if we
2989 don't have builtins for sincos or cexp create a function
2990 declaration for cexp and expand to a call to that.
2991 (expand_builtin_int_roundingfn): Always fall
2992 back to floor/ceil and its variants even if they may be
2995 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2998 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2999 jump tables, move the call to delete_dead_jumptables from here...
3000 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3001 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3002 don't allow merging of blocks that try_redirect_by_replacing_jump
3003 also does not handle when not optimizing.
3005 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3006 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3008 * config/i386/i386.md (x86_sahf_1): Correctly handle
3011 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3014 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3015 x86_64_general_operand as operand[2] predicate. Remove "iF"
3016 from operand constraints and use "e" constraint instead.
3017 (*subti3_1, *subti3_1 splitter): Ditto.
3018 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3019 operand[1] predicate.
3021 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3023 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3024 arrays, multiply the access strides by the size of the sub-array.
3025 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3027 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3029 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3030 the configured assembler supports the sahf mnemonic.
3031 * configure: Regenerate.
3032 * config.in: Regenerate.
3034 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3035 emit "sahf" or ".byte\t0x9e" as asm template.
3037 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3040 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3041 option to replace hard coded TARGET_xxx in md file.
3042 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3043 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3044 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3045 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3046 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3047 (X86_TUNE_NOT_VECTORMODE): Ditto.
3048 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3049 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3050 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3051 (TUNE_SLOW_IMUL_IMM8): Ditto.
3052 (TUNE_MOVE_M1_VIA_OR): Ditto.
3053 (TUNE_NOT_UNPAIRABLE): Ditto.
3054 (TUNE_NOT_VECTORMODE): Ditto.
3056 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3059 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3060 tuning options instead of hard coded TARGET_xxx.
3061 (fix ssemode peephole2's): Ditto.
3062 (imul peephole2's): Ditto.
3064 (movdi_or_rex64): Ditto.
3065 (move peephole2): Ditto.
3066 (not peephole2's): Ditto.
3068 2007-03-14 Dirk Mueller <dmueller@suse.de>
3070 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3071 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3072 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3074 * c-parser.c (c_parser_do_statement): Warn about empty body in
3076 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3077 * doc/invoke.texi (-Wempty-body): Update documentation.
3079 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3082 * c-common.h (warn_for_div_by_zero): Declare.
3083 * c-common.c (warn_for_div_by_zero): Define.
3084 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3087 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3089 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3090 to PREFIX and STANDARD_PREFIX.
3092 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3093 Phil Edwards <phil@codesourcery.com>
3095 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3096 (__gthread_once_t): Remove busy field for RTPs.
3097 (__GTHREAD_ONCE_INIT): Update accordingly.
3099 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3101 * doc/invoke.texi: Document VxWorks options.
3103 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3105 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3107 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3109 PR tree-optimization/30590
3110 * tree-nrv.c (tree_nrv): Check for the partial update of the
3113 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3115 * flags.h (flag_random_seed): Remove declaration, in favor of...
3116 * toplev.h (get_random_seed, set_random_seed): ... these.
3117 * tree.c (get_file_function_name): Use the former.
3118 * opts.c (common_handle_option): Use the latter.
3121 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3124 * cse.c (cse_find_path): Do not bail out if a basic block that
3125 we already visited now becomes part of a path that starts at a
3126 different basic block. Just disallow this, to make sure we
3127 visit each basic block at most once.
3129 2007-03-13 Jan Hubicka <jh@suse.cz>
3131 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3132 when profile esitmate is present, calls with very low frequency are
3135 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3137 PR tree-optimization/30730
3138 PR tree-optimization/26900
3139 * tree-ssa-loop-niter.c: Include gmp.h.
3141 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3142 split_to_var_and_offset, determine_value_range,
3143 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3144 bound_difference, bounds_add, bounds_negate,
3145 number_of_iterations_ne_max, dump_affine_iv): New functions.
3146 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3147 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3148 difference of initial and final value of control iv to validate
3150 (number_of_iterations_cond): Add loop parameter. Determine bounds
3151 on the difference of the extremes of the control iv. Add dumps.
3152 (expand_simple_operations): Handle phi nodes.
3153 (simplify_using_initial_conditions): Do not record used conditions.
3154 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3155 Do not set additional_info.
3156 (implies_nonnegative_p, implies_ge_p): Removed.
3157 (derive_constant_upper_bound): Do not use parameter `additional'.
3158 (record_estimate): Parameter `additional' removed. Parameter
3159 `i_bound' added. Do not call derive_constant_upper_bound.
3160 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3161 bound the number of iterations estimate.
3162 (estimate_numbers_of_iterations_loop): Pass the estimate from
3163 the number of iterations analysis to record_estimate.
3164 * tree.h (multiple_of_p): Declare.
3165 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3166 (scev_const_prop): Do not check expression_expensive_p.
3167 * fold-const.c (multiple_of_p): Exported.
3168 * double-int.c (double_int_mask): Exported.
3169 * double-int.h (double_int_mask): Declare.
3170 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3171 field. Added max field.
3173 2007-03-13 David Taylor <taylor@candd.org>
3176 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3179 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3182 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3183 two unamed patterns.
3185 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3187 * config/i386/i386.opt (mcx16, msahf): New options.
3188 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3189 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3191 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3192 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3193 Output -mcx16 and -msahf options when corresponding bit is set.
3195 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3198 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3200 * configure.ac: Test for assembler tolerance to # 0 "".
3201 * configure, config.in: Rebuilt.
3202 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3204 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3206 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3208 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3209 (handle_syscall): Handle direct system calls.
3210 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3212 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3214 * doc/invoke.texi: Fix cpp.info cross-reference.
3215 * doc/passes.texi: Fix gcc.info cross-reference.
3217 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3219 PR tree-optimization/30835
3220 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3221 bb_for_stmt is not NULL before accessing it.
3223 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3225 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3228 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3231 * doc/install.texi: Document --enable-stage1-languages
3233 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3235 * tree-pass.h (pass_into_cfg_layout_mode,
3236 pass_outof_cfg_layout_mode): Declare.
3237 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3238 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3239 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3240 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3242 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3244 * c-decl.c (warn_variable_length_array): New function.
3245 Refactored from grokdeclarator to handle warn_vla
3246 and handle unnamed array case.
3247 (grokdeclarator): Refactored VLA warning case.
3248 * c.opt (Wvla): New flag.
3249 * doc/invoke.texi (Wvla): New warning.
3251 2007-03-12 Richard Henderson <rth@redhat.com>
3253 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3254 (TARGET_SECTION_TYPE_FLAGS): New.
3256 2007-03-12 Richard Henderson <rth@redhat.com>
3258 * config/darwin.c (machopic_reloc_rw_mask): New.
3259 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3260 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3262 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3264 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3265 * cppdefault.h (cpp_PREFIX): Document.
3266 (cpp_PREFIX_len): Likewise.
3267 (cpp_EXEC_PREFIX): New variable.
3268 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3269 * c-incpath.c (add_standard_paths): Correct logic for relocating
3270 paths within prefix.
3272 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3275 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3277 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3278 fix_truncdfdi_sse using SSEMODEF mode macro.
3279 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3280 fix_truncdfsi_sse using SSEMODEF mode macro.
3281 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3282 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3284 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3286 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3289 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3291 * tree.h : Add multiple_of_p declaration.
3292 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3293 * ipa-type-escape.c (results_of_malloc): Redundant.
3294 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3295 (cast_type): Extended with new members.
3296 (check_cast): Returns cast_type.
3297 (cast): New structure for data of walk_use_def_chains.
3298 (is_malloc_result, is_cast_from_non_pointer_1,
3299 is_cast_from_non_pointer,
3300 is_array_access_through_pointer_and_index): New functions.
3301 (look_for_casts): Returns cast types.
3302 (check_call): Returns void.
3303 (okay_pointer_operation): Use support of pointer plus index,
3304 pointer plus constant and allow all multiplications.
3306 2007-03-11 Richard Guenther <rguenther@suse.de>
3308 PR tree-optimization/31115
3309 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3310 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3311 A shift count of zero is not special as with *_DIV_EXPR.
3312 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3315 2007-03-11 Ian Lance Taylor <iant@google.com>
3317 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3318 the *_DIV_EXPR codes correctly with overflow infinities.
3320 2007-03-11 Ira Rosen <irar@il.ibm.com>
3322 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3323 indicate success/failure of the analysis. Add negation to subtrahend
3324 in case of subtraction. Fail if both operands contain constants.
3325 (create_data_ref): Fail if analyze_offset fails.
3327 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.md (frndintxf2): Rename to ...
3330 (rintxf2): ... this. Remove expander having same name.
3331 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3332 (roundsf2, rounddf2): Ditto.
3333 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3334 (lround<mode>di2, lround<mode>si2): Ditto.
3336 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3338 * lower-subreg.c: Include except.h.
3339 (decompose_multiword_subregs): Verify that the only control flow
3340 insns we can split are loads to multi-words pseudos.
3341 Handle breaking such blocks after splitting, instead of calling
3342 find_many_sub_basic_blocks.
3344 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3345 on the new basic block. Add a lengthy comment explaining why we
3346 thought this was necessary.
3347 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3349 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3352 * tree.c (walk_type_fields): Recurse into the element type of
3353 ARRAY_TYPEs if there is a pointer set.
3355 2007-03-10 Dirk Mueller <dmueller@suse.de>
3357 * c-common.c (warn_logical_operator): Fix condition.
3359 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3361 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3363 * config/darwin.c (machopic_select_section): Remove superfluous
3364 argument in call to categorize_decl_for_section. Remove unused
3367 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3369 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3371 * configure: Regenerate.
3373 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3377 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3378 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3379 Add LABEL_NUSES to emitted label.
3380 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3381 branch probability value to emitted jump insn.
3382 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3383 Do not check life information and do not re-arrange input operands
3384 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3386 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3388 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3389 the change of decode_asm_operands.
3391 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3393 * mode-switching.c (create_pre_exit): Skip blockage insn.
3395 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3397 * tree-pass.h (TODO_update_smt_usage): Remove.
3399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3403 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3405 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3406 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3407 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3410 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3412 * gcc.c: Document %{, in big comment at top.
3413 (input_suffix_matches): Remove special handling for .s and
3415 (input_spec_matches): New.
3416 (handle_braces): Handle %{,.
3417 (validate_switches): ',' indicates a value which is not a switch.
3418 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3419 to detect assembler input.
3420 * config/i386/sol2.h (CPP_SPEC): Likewise.
3421 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3422 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3423 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3424 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3425 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3426 -m64 causes deployment target to default to 10.5.
3427 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3429 2007-03-09 Richard Henderson <rth@redhat.com>
3432 * target.h (targetm.asm.out.reloc_rw_mask): New.
3433 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3434 (TARGET_ASM_OUT): Use it.
3435 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3436 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3437 use the new reloc_rw_mask target hook instead.
3438 (default_section_type_flags_1): Merge into...
3439 (default_section_type_flags): ... here.
3440 (decl_readonly_section_1): Merge into...
3441 (decl_readonly_section): ... here.
3442 (default_elf_select_section_1): Merge into...
3443 (default_elf_select_section): ... here.
3444 (default_unique_section_1): Merge into...
3445 (default_unique_section): ... here.
3446 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3447 (default_select_rtx_section): Use it.
3448 (default_elf_select_rtx_section): Likewise.
3449 * output.h: Update to match.
3450 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3451 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3452 (TARGET_ASM_RELOC_RW_MASK): New.
3453 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3454 to categorize_decl_for_section.
3455 (x86_64_elf_unique_section): Likewise.
3456 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3457 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3458 (TARGET_ASM_RELOC_RW_MASK): New.
3459 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3460 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3461 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3462 (TARGET_RWRELOC): Remove.
3463 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3464 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3465 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3466 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3467 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3468 (rs6000_xcoff_select_section): Use decl_readonly_section.
3469 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3470 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3471 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3472 (TARGET_SECTION_TYPE_FLAGS): Remove.
3473 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3475 2007-03-09 Roger Sayle <roger@eyesopen.com>
3477 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3478 complex constant equality/inequality comparisons for here.
3479 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3480 known at compile-time or can be simplified to a scalar comparison.
3481 (fold_relational_const): Move compile-time evaluation of complex
3482 constant equality/inequality comparisons to here.
3484 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3486 PR rtl-optimization/30643
3487 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3489 (fold_rtx): Recurse, like before 2006-11-03.
3491 2007-03-09 DJ Delorie <dj@redhat.com>
3493 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3496 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3498 PR tree-optimization/30375
3499 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3500 LHS of statements is not the same.
3501 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3503 2007-03-09 Chao-ying Fu <fu@mips.com>
3505 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3507 * doc/invoke.texi (-mdspr2): Document new option.
3508 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3509 New unspec for DSP REV 2.
3510 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3511 these instructions are extended in DSP REV 2.
3512 (mips-dspr2.md): Include.
3513 * config/mips/mips.opt (mdspr2): New option.
3514 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3515 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3516 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3517 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3518 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3519 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3520 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3522 (bdesc_map): Add one field of unsupported_target_flags.
3523 (bdesc_arrays): Update entries to have extra fields. Add
3525 (mips_init_builtins): Initialize new function types.
3526 Check unsupported_target_fileds to filter out builtins.
3527 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3529 (ASM_SPEC): Pass mdspr2 to the assembler.
3530 * config/mips/mips-dspr2.md: New file.
3532 2007-03-09 Sa Liu <saliu@de.ibm.com>
3534 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3536 2007-03-09 Ian Lance Taylor <iant@google.com>
3538 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3539 argument) like -Wstrict-overflow=2.
3540 * doc/invoke.texi (Warning Options): Update documentation.
3542 2007-03-09 Dirk Mueller <dmueller@suse.de>
3545 * doc/invoke.texi (-Wlogical-op): Document.
3546 * common.opt (-Wlogical-op): New.
3547 * c-common.h (warn_logical_operator): Declare.
3548 * c-common.c (warn_logical_operator): Define.
3549 * c-typeck.c (parser_build_binary_op): Call
3550 warn_logical_operator.
3552 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3554 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3555 * final.c (final_scan_insn): Test for non-"" file name.
3557 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3559 * doc/loop.texi: Document the Omega linear constraints solver.
3560 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3561 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3562 omega-hash-table-size, omega-max-keys, and
3563 omega-eliminate-redundant-constraints.
3564 * tree-pass.h (pass_check_data_deps): Declared.
3567 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3568 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3569 pass_check_data_deps): New.
3570 * tree-data-ref.c (init_data_ref): Remove declaration.
3571 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3572 (analyze_array): Renamed init_array_ref, move up initializations.
3573 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3574 Removed arguments that are set to NULL.
3575 (analyze_indirect_ref): Correct indentation, correct call to
3577 (object_analysis): Call init_array_ref instead of analyze_array.
3578 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3579 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3580 of DR_ACCESS_FNS_ADDR.
3581 (init_omega_eq_with_af, omega_extract_distance_vectors,
3582 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3583 ddr_consistent_p): New.
3584 (compute_affine_dependence): Check consistency of ddrs when
3585 flag_check_data_deps is passed.
3586 (analyze_all_data_dependences): Uncomment.
3587 (tree_check_data_deps): New.
3588 * tree-data-ref.h: Include omega.h.
3589 (DR_ACCESS_FNS_ADDR): Removed.
3590 (data_dependence_relation): Add inner_loop.
3591 (DDR_INNER_LOOP): New.
3592 * common.opt (fcheck-data-deps): New.
3593 * tree-flow.h (tree_check_data_deps): Declare.
3594 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3595 (OBJS-common): Depend on omega.o.
3597 * passes.c (pass_check_data_deps): Scheduled.
3598 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3599 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3600 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3601 PARAM_VECT_MAX_VERSION_CHECKS,
3602 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3604 2007-03-09 Richard Guenther <rguenther@suse.de>
3606 PR tree-optimization/30904
3608 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3609 the same way as *_DIV_EXPR.
3611 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3613 * recog.c (decode_asm_operands): No mixed declarations and code.
3615 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3617 * rtl.def (ASM_INPUT): Add location.
3618 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3619 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3620 (decode_asm_operands): Add loc operand.
3621 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3622 * stmt.c (expand_asm): Rename to...
3623 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3624 gen_rtx_ASM_INPUT_loc.
3625 (expand_asm_expr): Adjust.
3626 * recog.c (decode_asm_operands): Add loc operand.
3627 (check_asm_operands, extract_insn): Adjust.
3628 * reload1.c (maybe_fix_stack_asms): Likewise.
3629 * final.c (asm_insn_count): Likewise.
3630 (final_scan_insn): Output # line before and after asm.
3632 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3634 * tree-ssa-structalias.c (variable_info): Remove
3636 (new_var_info): Ditto.
3637 (shared_bitmap_info_t): New structure.
3638 (shared_bitmap_table): New variable.
3639 (shared_bitmap_hash): New function.
3640 (shared_bitmap_eq): Ditto
3641 (shared_bitmap_lookup): Ditto.
3642 (shared_bitmap_add): Ditto.
3643 (merge_smts_into): Change to take bitmap directly.
3644 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3645 (init_alias_vars): Init shared bitmap hashtable.
3646 (delete_points_to_sets): Delete shared bitmap hashtable.
3647 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3648 is_aliased removal as a change that was still necessary was
3651 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.h (override_options): Conditionally disable
3654 x86_sahf for 64bit targets only.
3656 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3659 * c-decl.c (merge_decls): Don't call make_var_volatile.
3660 * varasm.c (make_var_volatile): Remove.
3661 * output.h (make_var_volatile): Remove.
3663 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3665 PR tree-optimization/31085
3666 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3668 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3671 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3672 ATTR_CONST_NOTHROW_LIST.
3674 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3677 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3679 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3681 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3684 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3686 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3687 passed, use shared libgcc.
3689 2007-03-08 Roger Sayle <roger@eyesopen.com>
3691 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3692 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3693 (honor_protect_cleanup_actions, lower_try_finally_switch):
3695 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3696 ifc_temp_var): Likewise.
3697 * tree-inline.c (setup_one_parameter): Likewise.
3698 * tree-mudflap.c (mf_decl_cache_locals,
3699 mf_build_check_statement_for): Likewise.
3700 * tree-nested.c (init_tmp_var, save_tmp_var,
3701 finalize_nesting_tree_1): Likewise.
3702 * tree-outof-ssa.c (insert_copy_on_edge,
3703 insert_backedge_copies): Likewise.
3704 * tree-profile.c (tree_gen_edge_profiler,
3705 tree_gen_ic_profiler): Likewise.
3706 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3707 * tree-sra.c (sra_build_assignment): Likewise.
3708 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3709 * tree-ssa-math-opts.c (insert_reciprocals,
3710 execute_cse_sincos_1): Likewise.
3711 * tree-tailcall.c (adjust_accumulator_values,
3712 adjust_return_value): Likewise.
3713 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3714 * tree-vect-transform.c (vect_create_data_ref_ptr,
3715 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3716 vect_create_epilog_for_reduction, vectorizable_reduction,
3717 vectorizable_call, vectorizable_conversion,
3718 vectorizable_assignment, vectorizable_operation,
3719 vectorizable_type_demotion, vect_gen_widened_results_half,
3720 vect_permute_store_chain, vectorizable_store,
3721 vect_setup_realignment, vect_permute_load_chain,
3722 vectorizable_load, vectorizable_condition,
3723 vect_create_cond_for_align_checks): Likewise.
3724 * tree-vrp.c (build_assert_expr_for): Likewise.
3726 2007-03-08 Ian Lance Taylor <iant@google.com>
3728 * tree-vrp.c: Include "intl.h".
3729 (usable_range_p): New static function.
3730 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3731 overflowed values, juts set *strict_overflow_p.
3732 (compare_values): Only return -2 if one of the operands is not a
3734 (compare_ranges): Call usable_range_p.
3735 (compare_range_with_value): Likewise.
3736 (vrp_evaluate_conditional_warnv): Rename from
3737 vrp_evaluate_conditional. Make static. Change all callers.
3738 (vrp_evaluate_conditional): New function.
3739 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3741 (simplify_abs_using_ranges): Likewise.
3742 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3743 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3744 within_stmt parameter.
3745 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3746 vrp_evaluate_conditional.
3747 * tree-ssa-threadedge.c
3748 (record_temporary_equivalences_from_stmts_at_dest): Change
3749 simplify parameter to take a second tree parameter.
3750 (simplify_control_stmt_condition): Likewise.
3751 (thread_across_edge): Likewise.
3752 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3753 (thread_across_edge): Likewise.
3754 * Makefile.in (tree-vrp.o): Depend upon intl.h.
3756 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3758 * config/i386/i386.h (TARGET_SAHF): New define.
3759 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3760 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3761 (x86_sahf): New global variable.
3762 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3763 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3764 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3765 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3767 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3768 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3769 when expanding fcomi/sahf based tests.
3770 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3771 expanding sahf based alternative. Emit sahf based sequence when
3772 optimizing for code size.
3773 * config/i386/i386.md (x86_sahf_1): Do not disable for
3774 TARGET_64BIT, enable for TARGET_SAHF.
3776 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3778 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3779 spurious whitespace from error message.
3781 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3784 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3786 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3788 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3790 * tree-sra.c (instantiate_element): Propagate disabled warnings
3791 from the element itself to the created variable.
3793 2007-03-07 Richard Henderson <rth@redhat.com>
3796 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3797 silently fix up the stack in the case of a missing register.
3799 2007-03-07 Paul Brook <paul@codesourcery.com>
3801 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3803 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3805 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3807 (phase1_vrs): Use them.
3808 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3809 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3810 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3811 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3812 __gnu_Unwind_Restore_WMMXC if required.
3813 (_Unwind_VRS_Pop): Implement iWMMXt support.
3814 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3815 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3816 gnu_Unwind_Save_WMMXC): Define.
3818 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3820 * config/vxworks.h (vxworks_override_options): Declare.
3821 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3822 * config/vxworks.c: Include target.h and toplev.h.
3823 (vxworks_override_options): New function.
3824 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3826 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3828 * config/s390/s390.c (override_options): Don't emit an error when
3829 -mstack-size is used without providing -mstack-guard.
3830 (s390_emit_prologue): Choose stack_guard value automatically if not
3831 provided via command line.
3832 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3834 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3836 * config/i386/i386.c (output_set_got): Add a GOT initialization
3837 sequence for VxWorks PIC.
3838 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3839 around labels as well as symbols. Use gotoff_operand instead
3840 of local_symbolic_operand.
3841 (legitimize_pic_address): Use gotoff_operand instead of
3842 local_symbolic_operand. Use @GOT accesses for labels as
3844 (ix86_output_addr_diff_elt): Use PC-relative rather than
3845 GP-relative offsets for VxWorks PIC.
3846 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3847 no_new_pseudos. Check whether the returned register is op0.
3848 * config/i386/i386.md (tablejump): Use PC-relative rather than
3849 GP-relative offsets for VxWorks PIC.
3850 * config/i386/predicates.md (gotoff_operand): New predicate.
3852 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3854 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3856 * config/vxworks-dummy.h: New file.
3857 * config/i386/i386.h: Include it.
3859 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3861 * dwarf2out.c (is_inlined_entry_point): New
3862 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3863 DW_AT_ranges if the first subblock is the entry point.
3865 2007-03-06 David Daney <ddaney@avtrex.com>
3867 * doc/install.texi (mips-*-*): Change recommended binutils
3870 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3872 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3873 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3875 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3876 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3878 2007-03-06 Jan Hubicka <jh@suse.cz>
3880 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3881 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3883 (probably_cold_bb_p): Cold functions are cold.
3884 (probably_never_executed_bb_p): Cold functions are cold.
3885 (tree_bb_level_predictions): Predict calls to cold functions as not
3887 (compute_function_frequency): Check hot/cold attributes.
3888 * function.h (function_frequency): Update comments.
3889 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3890 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3891 (c_common_att): Add cold and hot.
3893 * doc/extend.texi (hot,cold attributes): Document.
3895 2007-03-06 Andrew Haley <aph@redhat.com>
3897 * function.c (expand_function_end): Move blockage to just after we
3898 emit the label for the naked return from the function.
3900 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3902 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3905 2007-03-06 Jan Hubicka <jh@suse.cz>
3907 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3908 loaded for constant large models. Non-large 64bit PIC can do.
3909 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3910 * cmodel.h: Add LARGE PIC.
3911 * i386.md (UNSPEC_PLTOFF): New.
3912 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3914 (*call_1_rex64): Disable for large models.
3915 (*call_1_rex64_large): New.
3916 (*call_value_1_rex64): Disable for large models.
3917 (*call_value_1_rex64_large): New.
3918 (set_rip_rex4): New.
3919 (set_got_offset_rex64): New.
3920 * predicates.md (constant_call_address_operand): For large model
3921 constant calls are not possible.
3922 * i386-protos.h (construct_plt_address): Declare.
3923 * i386.c (override_options): Accept large models.
3924 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3925 (legitimate_constant_p): Add new UNSPECs.
3926 (legitimate_pic_operand_p): Likewise.
3927 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3928 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3930 (output_pic_addr_const): Add PLTOFF.
3931 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3932 (ix86_expand_move): Legitimize pic address when in PIC mode.
3933 (construct_plt_address): New function.
3934 (ix86_expand_call): Offload the address to register and use GOT pointer
3936 * invoke.texi (mcmodel=large): Update documentation.
3938 2007-03-06 Richard Henderson <rth@redhat.com>
3940 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3941 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3942 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3943 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3944 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3945 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3946 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3947 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3948 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3949 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3950 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3951 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3952 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3953 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3954 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3955 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3956 x86_schedule, x86_use_bt, x86_pad_returns,
3957 x86_use_xchgb): Merge into ...
3958 (ix86_tune_features): ... here. New array.
3959 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3960 x86_bswap): Merge into ...
3961 (ix86_arch_features): ... here. New array.
3962 (x86_3dnow_a): Remove.
3963 (x86_accumulate_outgoing_args): Make static.
3964 (x86_arch_always_fancy_math_387): Make static.
3965 (ix86_tune_mask, ix86_arch_mask): Move ...
3966 (override_options): ... to local variables here. Apply the
3967 appropriate mask to each element of ix86_arch_features and
3968 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3969 as were done in the old macros.
3970 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3971 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3972 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3973 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3974 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3975 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3976 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3977 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3978 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3979 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3980 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3981 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3982 x86_accumulate_outgoing_args, x86_prologue_using_move,
3983 x86_epilogue_using_move, x86_decompose_lea,
3984 x86_arch_always_fancy_math_387, x86_shift1,
3985 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3986 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3987 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3988 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3989 x86_use_incdec, x86_pad_returns, x86_bswap,
3990 x86_partial_flag_reg_stall): Remove.
3991 (enum ix86_tune_indices): New.
3992 (ix86_tune_features): New.
3993 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3994 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3995 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3996 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3997 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3998 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3999 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4000 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4001 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4002 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4003 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4004 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4005 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4006 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4007 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4008 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4009 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4010 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4011 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4012 TARGET_EXT_80387_CONSTANTS): Use it.
4013 (enum ix86_arch_indices): New.
4014 (ix86_arch_features): New.
4015 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4016 TARGET_BSWAP): Use it.
4017 (ix86_tune_mask, ix86_arch_mask): Remove.
4019 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4022 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4023 Define using $${sysroot_headers_suffix}.
4024 * configure: Regenerate.
4025 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4026 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4028 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4029 * gcc.c (print_sysroot_headers_suffix): New.
4030 (option_map): Include --print-sysroot-headers-suffix.
4031 (display_help): Mention -print-sysroot-headers-suffix.
4032 (process_command): Handle -print-sysroot-headers-suffix.
4033 (do_spec_1): Append multilib directory to include-fixed path if
4034 sysroot suffixes in use.
4035 (main): Handle -print-sysroot-headers-suffix.
4036 * Makefile.in (start.encap): Don't depend on xlimits.h
4037 (xlimits.h): Remove.
4038 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4039 limits.h for each multilib in fixinc_list.
4040 (fixinc_list, s-fixinc_list): New.
4041 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4042 generate them for each multilib in fixinc_list.
4043 (stmp-fixproto): Use include-fixed. Run fixproto for each
4044 multilib in fixinc_list.
4045 (mostlyclean): Don't remove xlimits.h.
4046 (clean): Remove include-fixed.
4047 (real-install-headers-tar, real-install-headers-cpio,
4048 real-install-headers-cp): Don't copy include, only include-fixed.
4049 (install-mkheaders): Depend on fixinc_list. Don't depend on
4050 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4051 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4052 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4054 2007-03-06 Jan Hubicka <jh@suse.cz>
4056 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4059 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4061 * configure.ac: Allow tm_file to contain build-directory files.
4062 * configure: Regenerate.
4063 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4064 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4065 * config/m68k/print-sysroot-suffix.sh: New file.
4067 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4069 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4070 of pic_offset_table_rtx if reload_completed.
4071 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4072 PIC_OFFSET_TABLE_REGNUM.
4073 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4075 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4076 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4080 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4081 functions that call eh_return.
4083 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4085 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4086 functions that need a constant pool.
4088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4091 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4092 (m68k_preferred_reload_class): Likewise.
4093 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4094 (SECONDARY_RELOAD_CLASS): Define.
4095 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4096 (LIMIT_RELOAD_CLASS): Delete.
4097 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4098 registers from storing bytes.
4099 (m68k_secondary_reload_class): New function.
4100 (m68k_preferred_reload_class): Likewise.
4102 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4104 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4106 (m68k_expand_prologue): Likewise.
4108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4110 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4111 (mips_expand_epilogue): Add a bool parameter.
4112 (m68k_legitimize_sibcall_address): Declare.
4113 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4114 (m68k_expand_epilogue): Add a parameter to select between sibling
4115 and normal epilogues. Only generate a return for the latter.
4116 (m68k_ok_for_sibcall_p): New function.
4117 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4118 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4119 (sibcall_value, *sibcall_value): Likewise.
4120 (*call, *call_value): Require !SIBLING_CALL_P.
4121 (epilogue): Update call to m68k_expand_epilogue.
4122 (sibcall_epilogue): New pattern.
4123 * config/m68k/predicates.md (const_call_operand): Say that this
4124 predicate applies to sibling calls too.
4125 (sibcall_operand): New predicate.
4127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4129 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4130 alternatives as movsi_cf.
4131 (movsf_cf_hard): Add commentary.
4133 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4134 Richard Sandiford <richard@codesourcery.com>
4136 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4137 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4138 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4139 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4140 as being live on exit from an interrupt function.
4141 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4142 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4143 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4144 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4145 (m68k_interrupt_function_p): Globalize.
4146 (m68k_compute_frame_layout): Remove reverse mask code.
4147 (m68k_emit_movem, m68k_set_frame_related): New functions.
4148 (m68k_output_function_prologue): Delete in favor of...
4149 (m68k_expand_prologue): ...this new function.
4150 (m68k_output_function_epilogue): Delete in favor of...
4151 (m68k_expand_epilogue): ...this new function.
4152 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4154 (print_operand): Handle %?.
4155 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4156 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4157 (prologue, epilogue): New patterns.
4158 (return): Turn into a define_expand.
4159 (*return): New pattern, derived from old "return" pattern. Use rte
4160 rather than rts for interrupt functions. Only use rtd if the pop
4162 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4163 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4164 (link, *link, unlink, *unlink, load_got): Likewise.
4166 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4170 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4171 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4172 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4173 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4174 and m68k_matches_u_p.
4175 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4176 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4177 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4178 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4179 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4180 (REG_STRICT_P): New macro.
4181 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4182 PCREL_GENERAL_OPERAND_OK.
4183 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4184 m68k_legitimate_base_reg_p.
4185 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4186 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4187 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4188 * config/m68k/m68k.c (m68k_address): New structure.
4189 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4190 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4191 (m68k_jump_table_ref_p, m68k_decompose_address)
4192 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4193 (m68k_matches_u_p): New functions.
4194 (print_operand_address): Rewrite to use m68k_decompose_index.
4196 2007-03-05 David Taylor <dtaylor@emc.com>
4198 * gcc.c: Correct copyright date in --version output.
4200 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4202 * pa.md: In unamed move patterns, disparge copies between general
4203 and floating point registers using '?' modifier. Don't include 'f'
4204 constraint for register preferences in DImode, SImode, HImode and
4205 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4206 Remove constraints for copies between general and floating registers
4207 in soft-float DFmode pattern.
4208 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4212 2007-03-05 Mike Stump <mrs@apple.com>
4214 * c-common.c (targetcm): Add.
4215 * c-opts.c (c_common_handle_option): Handle language specific
4217 * opts.c (handle_option): Verify language for target options, if
4219 * opth-gen.awk: Add CL_LANG_ALL.
4220 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4221 (TARGETCM_INITIALIZER): Add.
4222 * target.h (struct gcc_targetcm): Add.
4224 * targhooks.c (default_handle_c_option): Add.
4225 * targhooks.h (default_handle_c_option): Add.
4226 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4228 * config/darwin.opt (iframework): Add.
4229 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4230 * config/darwin-c.c (handle_c_option): Add.
4231 (TARGET_HANDLE_C_OPTION): Add.
4233 * doc/invoke.texi (Darwin Options): Add -iframework.
4235 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4237 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4240 2007-03-05 Ian Lance Taylor <iant@google.com>
4242 * c.opt (fgnu89-inline): New option.
4243 * c-opts.c (c_common_post_options): Set default value for
4245 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4246 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4248 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4249 (grokdeclarator, start_function): Likewise.
4250 * c-cppbuiltin.c (c_cpp_builtins): Define either
4251 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4252 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4253 (C Dialect Options): Document -fgnu89-inline.
4254 * doc/extend.texi (Function Attributes): Explain what the
4255 gnu_inline attribute does.
4256 * doc/cpp.texi (Common Predefined Macros): Document
4257 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4259 2007-03-05 Ian Lance Taylor <iant@google.com>
4261 PR tree-optimization/31034
4262 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4263 half-range if the other side is an overflow infinity.
4265 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4267 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4268 (bfin*-linux-uclibc*): New configuration.
4269 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4271 * config/bfin/linux.h: New file.
4272 * config/bfin/libgcc-bfin.ver: New file.
4273 * config/bfin/t-bfin-uclinux: New file.
4274 * config/bfin/t-bfin-linux: New file.
4275 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4276 (TARGET_OS_CPP_BUILTINS): New macro.
4278 2007-03-05 Richard Guenther <rguenther@suse.de>
4280 * fold-const.c (fold_binary): Remove duplicate folding
4281 of comparison of non-null ADDR_EXPR against null.
4283 2007-03-05 Richard Guenther <rguenther@suse.de>
4284 Dorit Nuzman <dorit@il.ibm.com>
4286 PR tree-optimization/26420
4287 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4288 are no loops in the function. Only print the number of
4289 vectorized loops if it is greater than zero or we are supposed
4290 to print information about unvectorized loops.
4292 2007-03-05 Revital Eres <eres@il.ibm.com>
4294 * gcc.dg/var-expand1.c: New test.
4295 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4296 when an accumulator is expanded.
4298 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4301 * c-common.c (convert_and_check): Don't give warnings for
4302 conversion if 'expr' already overflowed.
4304 2007-03-04 Roger Sayle <roger@eyesopen.com>
4307 * fold-const.c (fold_comparison): Enforce type consistency when
4308 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4310 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4312 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4313 containing a cast to the base of TARGET_MEM_REF.
4315 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4317 * tree.c (tree_contains_struct_check_failed): Remove spurious
4318 whitespace from error message.
4320 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4324 instead of precision.
4326 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4327 Nathan Sidwell <nathan@codesourcery.com>
4329 * emit-rtl.c (find_auto_inc): New.
4330 (try_split): recreate REG_INC notes,
4331 Use regular for loops rather than whiles.
4333 2007-03-03 Andreas Schwab <schwab@suse.de>
4335 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4336 * configure: Regenerate.
4338 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4340 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4341 flag_rounding_math, not flag_unsafe_math_optimizations.
4343 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4345 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4346 alpha_fold_vector_minmax): Likewise.
4347 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4348 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4350 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4352 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4353 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4354 if the lhs has side-effects.
4355 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4357 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.h (TUNEMASK): Remove define.
4360 (ARCHMASK): Remove define.
4361 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4362 Use ix86_arch_mask variable instead of ARCHMASK.
4363 * config/i386/i386.c (override_options): Ditto.
4364 (standard_80387_constant_p): Ditto.
4366 2007-03-02 Ian Lance Taylor <iant@google.com>
4368 Used signed infinities in VRP.
4369 * tree-vrp.c (uses_overflow_infinity): New static function.
4370 (supports_overflow_infinity): New static function.
4371 (make_overflow_infinity): New static function.
4372 (negative_overflow_infinity): New static function.
4373 (positive_overflow_infinity): New static function.
4374 (is_negative_overflow_infinity): New static function.
4375 (is_positive_overflow_infinity): New static function.
4376 (is_overflow_infinity): New static function.
4377 (overflow_infinity_range_p): New static function.
4378 (compare_values_warnv): New function split out of compare_values.
4379 (compare_value): Call it.
4380 (set_value_range_to_nonnegative): Add overflow_infinity
4381 parameter. Change caller.
4382 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4384 (vrp_expr_computes_nonzero): Likewise.
4385 (compare_ranges, compare_range_with_value): Likewise.
4386 (compare_name_with_value, compare_names): Likewise.
4387 (vrp_evaluate_conditional): Likewise.
4388 (set_value_range): Handle infinity
4389 (vrp_operand_equal_p, operand_less_p): Likewise.
4390 (extract_range_from_assert): Likewise.
4391 (vrp_int_const_binop): Likewise.
4392 (extract_range_from_binary_expr): Likewise.
4393 (extract_range_from_unary_expr): Likewise.
4394 (extract_range_from_comparison): Likewise.
4395 (extract_range_from_expr): Likewise.
4396 (dump_value_range): Likewise.
4397 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4398 (test_for_singularity): Likewise.
4399 (vrp_int_const_binop): Remove inline qualifier.
4400 (adjust_range_with_scev): Add comment.
4401 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4403 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4405 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4406 (get_constraint_for): Likewise.
4407 (do_structure_copy): Likewise.
4408 (find_func_aliases): Fix references to MODIFY_EXPR.
4409 (intra_create_variable_infos): Tidy.
4410 * tree-ssa-operands.c (add_virtual_operand): Add argument
4412 When adding members of alias sets, if IS_CALL_SITE is true and
4413 the symbol is not call-clobbered, skip it.
4416 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4418 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4419 entry by means of emit_insn_at_entry.
4421 2007-03-02 Richard Henderson <rth@redhat.com>
4423 * expr.h (promoted_input_arg): Remove decl.
4424 * function.c (promoted_input_arg): Merge into ...
4425 * combine.c (setup_incoming_promotions): ... only caller.
4426 Rearrange to avoid double loop.
4428 2007-03-02 Ben Elliston <bje@au.ibm.com>
4429 Peter Bergner <bergner@vnet.ibm.com>
4430 Janis Johnson <janis187@us.ibm.com>
4432 * config/rs6000/dfp.md: New file.
4433 * config/rs6000/rs6000.md: Include dfp.md.
4434 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4435 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4436 and TDmode decimal float modes in FP registers.
4437 (num_insns_constant): Likewise.
4438 (rs6000_legitimate_offset_address_p): Likewise.
4439 (rs6000_legitimize_address): Likewise.
4440 (rs6000_legitimize_reload_address): Likewise.
4441 (rs6000_legitimate_address): Likewise.
4442 (rs6000_emit_move): Likewise.
4443 (function_arg_boundary): Likewise.
4444 (function_arg_advance): Likewise.
4445 (rs6000_darwin64_record_arg_recurse): Likewise.
4446 (function_arg): Likewise.
4447 (rs6000_gimplify_va_arg): Likewise.
4448 (rs6000_split_multireg_move): Likewise.
4449 (rs6000_output_function_epilogue): Likewise.
4450 (rs6000_output_function_epilogue): Likewise.
4451 (rs6000_register_move_cost): Likewise.
4452 (rs6000_function_value): Likewise.
4453 (rs6000_libcall_value): Likewise.
4455 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4457 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4459 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4461 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4462 Use $MULTIDIR to choose between the kernel and RTP headers,
4463 and use $WIND_BASE and $WIND_USR to locate them.
4465 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.c (override_options): Put initialization of
4468 ix86_tune_mask and ix86_arch_mask to the correct place.
4470 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4471 Michael Meissner <michael.meissner@amd.com>
4474 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4476 (TARGET_CMOVE): Use ARCHMASK.
4477 (TARGET_CMPXCHG): Ditto.
4478 (TARGET_CMPXCHG8B): Ditto.
4479 (TARGET_XADD): Ditto.
4480 (TARGET_BSWAP): Ditto.
4481 * config/i386/i386.c (ix86_tune_mask): New global variable.
4482 (ix86_arch_mask): Ditto.
4483 (override_options): Initialize ix86_tune_mask and
4484 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4487 2007-03-02 Ben Elliston <bje@au.ibm.com>
4490 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4492 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4494 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4495 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4496 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4497 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4499 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4500 rs6000_init_dwarf_reg_sizes_extra): New.
4501 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4502 SPE register high parts.
4504 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4506 * Makefile.in: Add install-pdf target as
4507 copied from automake v1.10 rules.
4508 * configure.ac: Add install-pdf to target list.
4509 * configure: Regenerate.
4511 2007-03-01 Paul Brook <paul@codesourcery.com>
4513 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4514 modes to LDRD for DImode.
4515 (output_move_double): Fixup out of range ldrd/strd.
4516 (vfp_secondary_reload_class): Rename...
4517 (coproc_secondary_reload_class): ... to this. Add wb argument.
4518 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4519 coproc_secondary_reload_class for CLASS_IWMMXT.
4520 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4521 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4523 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4525 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4526 factor by the estimated number of iterations.
4527 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4530 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4531 decode_caches_intel, detect_caches_intel): New functions.
4532 (host_detect_local_cpu): Use detect_caches_amd and
4533 detect_caches_intel.
4535 2007-03-01 Richard Henderson <rth@redhat.com>
4537 * expr.c (emit_move_complex_push): Export.
4538 (emit_move_complex_parts): Split out from ...
4539 (emit_move_complex): ... here.
4540 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4541 * config/i386/i386.md (movcdi): New.
4543 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4546 size of mode1 to check for tieable modes in MMX case.
4548 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4550 * Makefile.in (rtlanal.o): Depend on tree.h.
4551 * rtl.h (offset_within_section_p, split_const): Declare.
4552 * rtlanal.c: Include tree.h.
4553 (offset_within_block_p): New function, taken from
4554 mips_offset_within_object_p.
4555 (split_const): New function, taken from mips_split_const.
4556 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4558 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4559 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4560 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4561 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4562 (m68k_illegitimate_symbolic_constant_p): New function.
4563 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4564 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4565 symbolic constant that might be outside the symbol's section,
4566 move the symbol first and then add the offset.
4567 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4569 * config/mips/mips.c (mips_split_const): Delete.
4570 (mips_offset_within_object_p): Delete.
4571 (mips_symbolic_constant_p): Use offset_within_section_p and
4572 split_const instead of mips_offset_within_object_p and
4574 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4575 (mips_legitimize_const_move, print_operand_reloc)
4576 (mips_dangerous_for_la25_p): Use split_const instead of
4579 2007-02-28 Eric Christopher <echristo@apple.com>
4581 * Makefile.in (install-include-dir): Don't rm -rf include.
4583 2007-02-28 Richard Guenther <rguenther@suse.de>
4586 * fold-const.c (fold_binary): Do not associate expressions
4587 with more than one variable for integer types that do not wrap.
4589 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4591 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4592 Delete, and replace with...
4593 (fold_builtin_call_array): This. Update callers to use it.
4594 * fold-const.c (fold_build_call_list): Delete, and replace with...
4595 (fold_build_call_array): This.
4596 (fold_build_call_list_initializer): Delete, and replace with...
4597 (fold_build_call_array_initializer): This.
4598 * tree.h: Update declarations to reflect above changes.
4600 * c-typeck.c (build_function_call): Store converted arguments
4601 in a stack-allocated array instead of building a list.
4602 (convert_arguments): Store arguments in the array passed in as an
4603 argument, and return the actual number of arguments.
4604 * c-format.c: (check_function_format): Pass arguments in an
4605 array instead of a list.
4606 * c-common.c (check_function_nonnull): Likewise.
4607 (check_function_sentinel): Likewise.
4608 (check_function_arguments): Likewise.
4609 * c-common.h: Update declarations to reflect above changes.
4611 2007-02-28 Jan Hubicka <jh@suse.cz>
4613 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4614 PRED_NEGATIVE_RETURN): Update outcomes.
4616 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4618 * calls.c (emit_library_call_value_1): Handle partial registers
4619 correctly when building up CALL_INSN_FUNCTION_USAGE.
4621 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4623 * pa/predicates.md (move_src_operand): Allow zero for mode.
4624 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4627 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4630 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4631 *movv2df_internal): Enable pattern only for valid operand
4633 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4634 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4636 2007-02-27 Mike Stump <mrs@apple.com>
4638 * config/darwin-crt3.c: Avoid compilation when compiling for a
4641 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4643 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4645 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4646 for fixed headers and limits.h.
4647 (install-include-dir, install-headers-tar, install-headers-cpio,
4648 install-headers-cp, real-install-headers-tar,
4649 real-install-headers-cpio, real-install-headers-cp): Handle
4650 include-fixed as well as include.
4651 (install-mkheaders): Don't install files that go only in include
4653 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4654 from GCC_INCLUDE_DIR.
4655 * gcc.c (process_command): Remove special -BstageN/ handling.
4656 (do_spec_1): Add include-fixed directories.
4658 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4660 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4662 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4664 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4667 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4669 * c-common.c (get_priority): Add check for
4670 SUPPORTS_INIT_PRIORITY.
4672 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4674 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4676 * config/bfin/bfin.c: Include "cfglayout.h".
4677 (MAX_LSETUP_DISTANCE): New macro.
4678 (struct loop_info): New members incoming, incoming_src and
4679 incoming_dest. Delete member predecessor.
4680 (length_for_loop): New function.
4681 (bfin_optimize_loop): Handle more different loop structures.
4682 (bfin_discover_loop): Rework detection of predecessor blocks by
4683 examining incoming edges.
4684 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4686 (bfin_reorder_loops): New function.
4687 (bfin_reorg_loops): Use these three new functions.
4689 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4690 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4691 (CONSTRAINT_LEN): Add entry for 'q'.
4692 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4693 Add 'q' constraints.
4694 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4695 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4697 * config/bfin/bfin.md (add_with_carry): New pattern.
4698 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4699 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4700 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4701 support unsigned multiplies too. Removed incorrect commutativity from
4702 operand 1 constraint where appropriate.
4703 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4705 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4706 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4708 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4709 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4710 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4711 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4712 usmulhisi_hh_huh): New patterns.
4714 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4715 lshifthi3): Fix output template to use half reg for operand 2.
4717 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4720 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4722 2007-02-27 Andreas Schwab <schwab@suse.de>
4724 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4726 2007-02-27 Jan Hubicka <jh@suse.cz>
4728 * predict.c (last_basic_block_p): Remove.
4729 (tree_estimate_probability): Update return heuristic for commonized
4732 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4734 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4736 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4738 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4739 * doc/cpp.texi: Standardize title page.
4740 * doc/cppinternals.texi: Likewise.
4741 * doc/gcc.texi: Standardize title page, remove version number
4742 from copyright page.
4743 * doc/gccint.texi: Likewise.
4744 * doc/install.texi: Standardize title page, add table of
4747 2007-02-26 Jan Hubicka <jh@suse.cz>
4749 * predict.def: Set outcomes according to more recent results.
4750 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4751 Remove dead predictors.
4752 * predict.c (return_prediction): Fix pasto.
4754 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4756 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4757 change; avoid a memory leak when returning early.
4759 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4761 * c-decl.c (static_ctors): Move to c-common.c.
4762 (static_dtors): Likewise.
4763 (finish_function): Use c_record_cdtor_fn.
4764 (build_cdtor): Move to c-common.c.
4765 (c_write_global_declarations): Use c_build_cdtor_fns.
4766 * c-common.h (static_ctors): Declare.
4767 (static_dtors): Likewise.
4768 (c_record_cdtor_fn): Likewise.
4769 (c_build_cdtor_fns): Likewise.
4770 * c-common.c (static_ctors): New variable.
4771 (static_dtors): Likewise.
4772 (c_record_cdtor_fn): New function.
4773 (build_cdtor): Move from c-decl.c
4774 (c_build_cdtor_fns): New function.
4776 * output.h (assemble_addr_to_section): Declare.
4777 (get_cdtor_priority_section): Likewise.
4778 * varasm.c (assemble_addr_to_section): New function.
4779 (get_cdtor_priority_section): Likewise.
4780 (default_named_section_asm_out_destructor): Use them.
4781 (destor_dtor_section_asm_out_destructor): Likewise.
4782 (default_named_section_asm_out_constructor): Likewise.
4783 (default_ctor_section_asm_out_constructor): Likewise.
4784 * config.gcc (*-*-vxworks*): Include vxworks.o.
4785 * config/t-vxworks (vxworks.o): New target.
4786 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4787 (TARGET_ASM_CONSTRUCTOR): Define.
4788 (TARGET_ASM_DESTRUCTOR): Likewise.
4789 (vxworks_asm_out_constructor): Declare.
4790 (vxworks_asm_out_destructor): Likewise.
4792 * c-common.c (get_priority): Check that we have not just an
4793 INTEGER_CST, but an integer constant with integeral type.
4795 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4797 PR tree-optimization/30938
4798 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4799 use &dt[nargs-1] instead of &dt[nargs] in the call to
4800 vect_is_simple_use().
4802 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4804 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4805 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4806 Do not attempt to handle MEM inside auto-inc expressions.
4807 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4808 of a register modified by an auto-inc expression. However, do handle
4809 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4810 (elimination_effects): Prohibit elimination of a register modified
4811 by an auto-inc expression. Disable register elimination rules whose
4812 target register is modified by an auto-inc expression with variable
4815 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4817 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4819 (array_at_struct_end_p): New function.
4820 (idx_infer_loop_bounds): Use it.
4821 (estimate_numbers_of_iterations_loop): Export.
4822 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4823 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4824 (tree_estimate_probability): Call record_loop_exits.
4825 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4826 (estimated_loop_iterations, estimated_loop_iterations_int,
4827 estimated_loop_iterations_tree): New functions.
4828 (analyze_siv_subscript_cst_affine,
4829 compute_overlap_steps_for_affine_1_2,
4830 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4831 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4832 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4833 (PRED_LOOP_ITERATIONS_GUESSED): New.
4834 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4835 * cfgloop.h (estimate_numbers_of_iterations_loop,
4836 estimated_loop_iterations_int): Declare.
4838 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4840 * doc/extend.texi: Document optional priority argument to
4841 constructors and destructors.
4842 * tree.c (init_priority_for_decl): Adjust GTY markers.
4843 (init_ttree): Use priority-info hash functions for
4844 init_priority_for_decl.
4845 (tree_map_eq): Rename to ...
4846 (tree_map_base_eq): ... this.
4847 (tree_map_marked_p): Rename to ...
4848 (tree_map_base_marked_p): ... this.
4849 (tree_map_base_hash): New function.
4850 (decl_init_priority_lookup): Rework.
4851 (decl_fini_priority_lookup): New function.
4852 (decl_priority_info): New function.
4853 (decl_init_priority_insert): Use it.
4854 (decl_fini_priority_insert): Likewise.
4855 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4857 (decl_restrict_base_insert): Likewise.
4858 (decl_debug_expr_insert): Likewise.
4859 (decl_value_expr_lookup): Likewise.
4860 (decl_value_expr_insert): Likewise.
4861 * tree.h (priority_type): New type.
4862 (decl_init_priority_lookup): Use priority_type.
4863 (decl_fini_priority_lookup): New function.
4864 (decl_init_priority_insert): Use priority_type.
4865 (decl_fini_priority_insert): New function.
4866 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4867 (DECL_INIT_PRIORITY): Likewise.
4868 (SET_DECL_INIT_PRIORITY): Add comment.
4869 (DECL_FINI_PRIORITY): New macro.
4870 (SET_DECL_FINI_PRIORITY): Likewise.
4871 (DEFAULT_INIT_PRIORITY): Document.
4872 (MAX_INIT_PRIORITY): Likewise.
4873 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4874 (tree_map_base): New type.
4875 (tree_map_base_eq): New function.
4876 (tree_map_base_hash): Likewise.
4877 (tree_map_base_marked_p): Likewise.
4878 (tree_map): Inherit from tree_map_base.
4879 (tree_map_eq): Make it a macro.
4880 (tree_map_marked_p): Likewise.
4881 (tree_int_map): Inherit from tree_map_base.
4882 (tree_int_map_eq): Make it a macro.
4883 (tree_int_map_hash): Likewise.
4884 (tree_int_map_marked_p): Likewise.
4885 (tree_priority_map): New type.
4886 (tree_priority_map_eq): New macro.
4887 (tree_priority_map_hash): Likewise.
4888 (tree_priority_map_marked_p): Likewise.
4889 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4891 (emutls_common_1): Likewise.
4892 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4893 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4894 of tree_map hierarchy.
4895 * tree-cfg.c (move_stmt_r): Likewise.
4896 (new_label_mapper): Likewise.
4897 * c-tree.h (c_expand_body): Move to ...
4898 * c-common.h (c_expand_body): ... here.
4899 * c-decl.c (c_expand_body): Move to ...
4900 * c-common.c (c_expand_body): ... here.
4901 (c_common_attribute_table): Allow 1 argument for the constructor
4902 and destructor attributes.
4903 (get_priority): New function.
4904 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4905 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4907 2007-02-24 Jan Hubicka <jh@suse.cz>
4910 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4912 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4913 Jan Hubicka <jh@suse.cz>
4916 * i386.c (counter_mode): New function.
4917 (expand_set_or_movmem_via_loop): Use it.
4918 (expand_movmem_epilogue): Likewise; fix pasto.
4919 (ix86_expand_movmem): Do emit guard even for constant counts.
4920 (ix86_expand_setmem): Likewise.
4922 2007-02-25 Nick Clifton <nickc@redhat.com>
4924 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4925 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4927 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4930 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4931 count argument with 0x10, not with 0x16.
4932 (expand_setmem_epilogue): Ditto.
4934 2007-02-24 Mike Stump <mrs@apple.com>
4936 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4939 2007-02-24 Richard Guenther <rguenther@suse.de>
4942 * fold-const.c (fold_binary): Fold x +- CST op x for
4943 EQ_EXPR and NE_EXPR.
4945 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4947 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4949 2007-02-24 Jan Hubicka <jh@suse.cz>
4951 * cgraphunit.c (decide_is_function_needed): Honor
4952 -fkeep-inline-functions.
4954 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4956 * builtins.c (fold_builtin_modf): New.
4957 (fold_builtin_2): Use it.
4959 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4961 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4962 (determine_max_iter): Take additional LOOP arg; all callers changed.
4963 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4964 one using simplifications.
4965 (simplify_using_initial_values): Return if the expression becomes
4966 invalid due to altered regs.
4968 2007-02-23 DJ Delorie <dj@redhat.com>
4970 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4972 2007-02-23 Mike Stump <mrs@apple.com>
4974 * tlink.c (scan_linker_output): Parse linker messages from
4975 darwin9's linker better.
4977 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4980 * varpool.c (varpool_assemble_pending_decls): Set
4981 varpool_last_needed_node to null.
4983 2007-02-23 DJ Delorie <dj@redhat.com>
4985 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4986 alignment bigger than the object file can handle.
4988 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4992 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4993 (*movsf_1): Penalize MMX moves.
4995 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4997 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4998 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5000 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5002 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5005 (fold_builtin_1): Use them.
5006 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5007 BUILT_IN_SIGNIFICAND.
5009 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/i386.c (bdesc_1arg): Initialize
5012 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5013 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5014 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5015 and IX86_BUILTIN_MOVSLDUP.
5017 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5019 PR rtl-optimization/30841
5020 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5022 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * builtins.c (fold_builtin_frexp): New.
5025 (fold_builtin_2): Use it.
5027 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5029 * doc/invoke.texi (Spec Files): Document getenv spec function.
5031 * gcc.c (getenv_spec_function): New function.
5032 (static_spec_functions): Add it.
5033 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5034 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5037 2007-02-22 Michael Matz <matz@suse.de
5040 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5041 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5043 2007-02-22 Ian Lance Taylor <iant@google.com>
5046 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5047 (mem_loc_descriptor): Call it.
5049 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5050 Ira Rosen <irar@il.ibm.com>
5052 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5054 2007-02-22 Ira Rosen <irar@il.ibm.com>
5056 PR tree-optimization/30843
5057 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5058 stores only after all the group is vectorized.
5060 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5062 PR tree-optimization/30858
5063 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5064 in the reduction cycle have a single use in the loop.
5065 * tree-vectorizer.h (relevant): Add documentation.
5067 2007-02-20 Mike Stump <mrs@apple.com>
5069 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5070 * configure: Regenerate.
5072 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5074 Change the defaults of some parameters and options.
5075 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5076 * config/spu/spu.c (spu_optimization_options): Add.
5077 (spu_override_options): Change params in spu_optimization_options.
5078 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5080 Register 127 is only 16 byte aligned when used as a frame pointer.
5081 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5082 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5083 HARD_FRAME_POINTER_REGNUM.
5084 (spu_legitimate_address): Use regno_aligned_for_reload.
5085 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5086 aligned when frame_pointer_needed is true.
5087 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5089 * config/spu/spu.h (INIT_EXPANDERS): Define.
5091 Make sure shift and rotate instructions have valid immediate operands.
5092 * config/spu/predicates.md (spu_shift_operand): Remove.
5093 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5094 * config/spu/constraints.md (W, O): Extend range.
5095 * config/spu/spu.md (umask, nmask): Define.
5096 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5097 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5098 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5099 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5100 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5101 (lshr<mode>3_reg): Fix rtl description.
5103 Make sure mulhisi immediate operands are valid.
5104 * config/spu/predicates.md (imm_K_operand): Add.
5105 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5107 Generate constants using fsmbi and andi.
5108 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5109 (print_operand, spu_split_immediate, classify_immediate,
5110 fsmbi_const_p): Handle IC_FSMBI2.
5112 Correctly handle a CONST_VECTOR containing symbols.
5113 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5114 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5115 (immediate_load_p): Allow symbols that use 2 instructions to create.
5116 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5117 with symbols when flag_pic is set.
5118 (const_vector_immediate_p): New.
5119 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5120 accept a CONST_VECTOR with symbols.
5121 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5122 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5124 * config/spu/spu.md (high, low): Delete.
5125 (low_<mode>): Define.
5127 Remove INTRmode and INTR_REGNUM, which didn't work.
5128 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5130 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5131 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5132 peephole2 pattern): Don't use INTR or 131.
5133 (movintrcc): Delete.
5134 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5135 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5136 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5137 (UNSPEC_SET_INTR): Add.
5138 * config/spu/spu-modes.def (INTR): Remove.
5140 More accurate warnings about run-time relocations.
5141 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5143 Correctly warn about immediate arguments to specific intrinsics.
5144 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5145 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5146 the instruction predicate.
5148 Fix tree check errors with latest update.
5149 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5151 (spu_expand_builtin): Use CALL_EXPR_FN.
5153 Add missing specific intrinsics.
5154 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5156 * config/spu/spu_internals.h: Ditto.
5158 Fix incorrect operand modifiers.
5159 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5160 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5162 Optimize one case of zero_extend of a vec_select.
5163 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5165 Accept any immediate for hbr.
5166 * config/spu/spu.md (hbr): Change s constraints to i.
5168 2007-02-21 Paul Brook <paul@codesourcery.com>
5170 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5171 condexec_count when skipping USE and CLOBBER.
5173 2007-02-21 Nick Clifton <nickc@redhat.com>
5175 * common.opt (Warray-bounds): Add Warning attribute.
5176 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5178 (fsized-zeroes): Add Optimization attribute.
5179 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5180 * c.opt (Wc++0x-compat): Add Warning attribute.
5182 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5185 * reload1.c (eliminate_regs_in_insn): In the single_set special
5186 case, attempt to re-recognize the insn before falling back to
5187 having reload fix it up.
5189 2007-02-20 Eric Christopher <echristo@gmail.com>
5191 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5192 Rewrite accordingly.
5193 (frv_read_iacc_argument): Ditto.
5194 (frv_expand_set_builtin): Take a call instead of arglist, update for
5196 (frv_expand_unop_builtin): Ditto.
5197 (frv_expand_binop_builtin): Ditto.
5198 (frv_expand_cut_builtin): Ditto.
5199 (frv_expand_binopimm_builtin): Ditto.
5200 (frv_expand_voidbinop_builtin): Ditto.
5201 (frv_expand_int_void2arg): Ditto.
5202 (frv_expand_prefetches): Ditto.
5203 (frv_expand_voidtriop_builtin): Ditto.
5204 (frv_expand_voidaccop_builtin): Ditto.
5205 (frv_expand_load_builtin): Ditto.
5206 (frv_expand_store_builtin): Ditto.
5207 (frv_expand_mdpackh_builtin): Ditto.
5208 (frv_expand_mclracc_builtin): Ditto.
5209 (frv_expand_mrdacc_builtin): Ditto.
5210 (frv_expand_mwtacc_builtin): Ditto.
5211 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5214 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5216 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5217 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5219 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5221 * configure: Regenerate.
5222 * config.in: Regenerate.
5223 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5224 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5225 masks to power6 and power6x and to POWERPC_MASKS.
5226 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5228 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5229 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5230 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5231 Access PROTOTYPE as variable, not mask.
5233 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5235 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5236 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5237 * combine.c (adjust_for_new_dest): Use it.
5238 * postreload.c (reload_combine): Likewise.
5240 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5242 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5243 notes on an insn with multiple sets, even if single_set returns
5244 non-NULL for that insn.
5246 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5248 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5251 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5253 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5254 if user didn't pass it.
5255 * config/i386/darwin.h (CC1_SPEC): Likewise.
5256 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5257 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5258 -mmacosx-version-min.
5260 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5261 Uros Bizjak <ubizjak@gmail.com>
5263 * optabs.h (enum optab_index): Add new OTI_scalb.
5264 (scalb_optab): Define corresponding macro.
5265 * optabs.c (init_optabs): Initialize scalb_optab.
5266 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5268 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5269 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5270 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5271 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5272 flag_unsafe_math_optimizations is set.
5274 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5275 to implement scalbf, scalb and scalbl built-ins as inline x87
5278 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5279 DJ Delorie <dj@redhat.com>
5282 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5283 (diagnostic_report_diagnostic): ... here, and turn them into real
5284 errors. If warnings are inhibited, no need to do anything.
5286 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5288 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5289 better code generation.
5291 2007-02-20 Ben Elliston <bje@au.ibm.com>
5293 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5295 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5297 * config/alpha/alpha.c, config/alpha/alpha.md,
5298 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5299 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5300 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5301 config/arm/lib1funcs.asm: Follow spelling conventions.
5303 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5304 config/fr30/fr30.md, config/i386/i386.h,
5305 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5306 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5307 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5308 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5309 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5310 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5311 config/sparc/sparc.c, config/sparc/sparc.h,
5312 config/sparc/sparc.md, config/spu/constraints.md,
5313 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5316 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5319 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5322 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5324 * doc/invoke.texi (-ftree-lrs): Remove.
5326 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5328 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5331 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5333 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5334 new CALL_EXPR_FN macro for retrieving the function
5335 declaration of the input expression.
5337 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5339 * c.opt (Waddress): New.
5340 * common.opt (Walways-true): Delete.
5341 (Wstring-literal-comparison): Delete.
5342 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5343 -Wstring-literal-comparison. Add -Waddress.
5345 (Walways-true): Delete.
5346 (Wstring-literal-comparison): Delete.
5347 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5348 consistently instead of -Walways-true in example.
5349 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5350 * c-typeck.c (parser_build_binary_op): Replace
5351 -Wstring-literal-comparison and -Walways-true with -Waddress.
5352 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5355 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5357 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5358 without DECL_STRUCT_FUNCTION initialized.
5360 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5362 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5363 due to calls to functions taking pointers as parameters.
5365 2007-02-19 Richard Henderson <rth@redhat.com>
5368 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5371 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5373 * config/s390/s390.c (s390_call_saved_register_used,
5374 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5375 accessed to the new scheme.
5377 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5379 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5380 (cris_print_index, cris_print_operand, cris_print_operand_address)
5381 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5382 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5383 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5385 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5386 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5387 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5388 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5389 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5390 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5391 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5392 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5393 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5394 (uminsi3, call, call_value): Ditto.
5395 (define_split: indir_to_reg_split, unnamed): Ditto.
5397 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5399 PR tree-optimization/30975
5400 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5403 2007-02-18 Eric Christopher <echristo@gmail.com>
5405 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5406 Remove use of arglist.
5407 (mips_expand_builtin): Remove use of arglist, pass in expr.
5408 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5409 (mips_expand_builtin_movtf): Ditto.
5410 (mips_expand_builtin_compare): Ditto.
5412 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5414 * tree-sra.c (sra_build_assignment): Replace assertion
5415 checking with a comment explaining why it can't be done.
5417 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5420 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5421 during CALL_EXPR representation conversion.
5422 * tree-ssa-propagate.c (set_rhs): Likewise.
5424 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5426 * tree-sra.c (sra_build_assignment): Disable assertion checking
5429 2007-02-18 Roger Sayle <roger@eyesopen.com>
5431 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5432 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5433 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5435 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5436 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5437 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5438 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5439 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5440 force_gimple_operand): Likewise.
5441 * ipa-cp.c (constant_val_insert): Likewise.
5442 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5443 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5444 perfect_nestify): Likewise.
5445 * langhooks.c (lhd_omp_assignment): Likewise.
5446 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5447 lower_copyprivate_clauses, lower_send_clauses,
5448 lower_send_shared_vars, expand_parallel_call,
5449 expand_omp_for_generic, expand_omp_for_static_nochunk,
5450 expand_omp_for_static_chunk, expand_omp_sections,
5451 lower_omp_single_copy, lower_omp_for_lastprivate,
5452 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5453 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5454 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5457 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5459 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5460 config/sh/sh.md: Follow spelling conventions.
5462 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5463 config/frv/predicates.md: Follow spelling conventions.
5465 * config/m68k/linux-unwind.h: Fix a comment typo.
5466 * target.h: Follow spelling conventions.
5468 2007-02-18 Roger Sayle <roger@eyesopen.com>
5470 PR rtl-optimization/28173
5471 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5472 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5473 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5474 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5475 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5477 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * builtins.c (fold_builtin_load_exponent): New.
5480 (fold_builtin_2): Use it.
5482 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5484 PR rtl-optimization/30773
5485 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5486 if we fail to attach a REG_EQUIV note.
5488 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5489 Roger Sayle <roger@eyesopen.com>
5491 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5493 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5495 * calls.c (initialize_argument_information): Pass original EXP
5496 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5497 code to split complex arguments here, as part of initializing the
5499 (expand_call): Remove code that builds a list of arguments and
5500 inserts implicit arguments into it. Instead, just count how many
5501 implicit arguments there will be so we can determine the size of
5502 the ARGS array, and let initialize_argument_information do the work.
5503 (split_complex_values): Delete unused function.
5505 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5507 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5509 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5511 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5512 for arg pointer based indexed addressing.
5514 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5516 * config/ia64/ia64.h, config/ia64/ia64.md,
5517 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5518 spelling conventions.
5520 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5522 * config/m68k/m68k.c (split_di): New.
5523 * config/m68k/m68k-protos.h: Declare split_di.
5524 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5525 Improve predicate handling and split constant shifts.
5527 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5529 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5530 parameter for register bitfield operations, general predicates
5533 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5535 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5536 * config/m68k/linux-unwind.h: New file.
5538 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5540 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5541 config/i386/athlon.md, config/ia64/ia64.md,
5542 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5543 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5544 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5545 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5546 tree-vect-transform.c: Fix comment typos.
5548 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5550 * sched-deps.c (find_insn_list): Remove.
5551 * sched-int.h: Remove the prototype for find_insn_list.
5553 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5555 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5557 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5558 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5559 darwin_rs6000_override_options.
5560 (C_COMMON_OVERRIDE_OPTIONS): Expect
5561 darwin_macosx_version_min to be non-NULL always.
5562 (TARGET_C99_FUNCTIONS): Likewise.
5563 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5564 (DARWIN_MINVERSION_SPEC): New.
5565 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5566 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5568 (DARWIN_MINVERSION_SPEC): New.
5569 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5571 * config/darwin-c.c (darwin_cpp_builtins): Expect
5572 darwin_macosx_version_min to be non-NULL always.
5574 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5576 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5578 * config/i386/i386.h (x86_use_xchgb): New.
5579 (TARGET_USE_XCHGB): New macro.
5580 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5581 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5582 Split after reload into bswaphi for shifts of 8.
5583 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5584 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5585 or when optimizing for size.
5587 2007-02-16 Richard Guenther <rguenther@suse.de>
5588 Christian Bruel <christian.bruel@st.com>
5590 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5591 DECLs but prefer SSA_NAMEs over DECLs.
5593 2007-02-16 Richard Guenther <rguenther@suse.de>
5595 * tree-flow-inline.h (single_imm_use_p): Remove.
5596 (zero_imm_uses_p): Likewise.
5597 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5598 instead of single_imm_use_p.
5599 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5602 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5605 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5606 nested double- and backquotes.
5608 2007-02-15 Roger Sayle <roger@eyesopen.com>
5611 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5612 should be unreachable.
5613 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5614 For the time being redirect GIMPLE_MODIFY_STMT to the new
5615 (renamed) build_gimple_modify_stmt_stat.
5616 (build2_gimple_stat): Rename to...
5617 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5618 Always build a GIMPLE_MODIFY_STMT node.
5619 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5620 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5623 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5624 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5625 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5626 expand_complex_div_wide): Likewise.
5627 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5628 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5629 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5630 * tree-ssa-loop-manip.c (create_iv): Likewise.
5631 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5632 abs_replacement): Likewise.
5633 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5634 realify_fake_stores): Likewise.
5636 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5637 node rather than a GIMPLE_MODIFY_STMT node.
5638 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5639 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5641 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5642 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5645 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5648 * fold-const.c (fold_comparison): Add back the
5649 folding of constant complex comparisions.
5651 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5654 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5655 effects unknown to this function, return early.
5657 2007-02-15 Ian Lance Taylor <iant@google.com>
5659 * lower-subreg.c (move_eh_region_note): New static function.
5660 (resolve_simple_move): Call it.
5661 (decompose_multiword_subregs): Track blocks for which we resolve a
5662 simple move which is also a control flow insn. Pass them to
5663 find_many_sub_basic_blocks.
5664 (pass_lower_subreg): Add TODO_verify_flow.
5665 (pass_lower_subreg2): Likewise.
5667 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5668 Brooks Moses <brooks.moses@codesourcery.com>
5669 Lee Millward <lee.millward@codesourcery.com>
5671 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5672 (VL_EXP_CLASS_P): New.
5673 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5675 (TREE_OPERAND_CHECK_CODE): Likewise.
5676 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5677 (TREE_RTL_OPERAND_CHECK): Likewise.
5678 (tree_operand_check_failed): Make second parameter the whole tree
5679 instead of its code. Fixed callers.
5680 (VL_EXP_CHECK): New.
5681 (TREE_OPERAND_LENGTH): New.
5682 (VL_EXP_OPERAND_LENGTH): New.
5683 (CALL_EXPR_FN): New.
5684 (CALL_EXPR_STATIC_CHAIN): New.
5685 (CALL_EXPR_ARGS): New.
5686 (CALL_EXPR_ARG): New.
5687 (call_expr_nargs): New.
5688 (CALL_EXPR_ARGP): New.
5689 (build_nt_call_list): Declare.
5690 (build_vl_exp_stat): Declare.
5691 (build_vl_exp): New.
5692 (build_call_list): Declare.
5693 (build_call_nary): Declare.
5694 (build_call_valist): Declare.
5695 (build_call_array): Declare.
5696 (call_expr_arg): Declare.
5697 (call_expr_argp): Declare.
5698 (call_expr_arglist): Declare.
5699 (fold_build_call_list): Declare.
5700 (fold_build_call_list_initializer): Declare.
5701 (fold_call_expr): Declare to replace fold_builtin.
5702 (fold_builtin_fputs): Update to agree with modified definition.
5703 (fold_builtin_strcpy): Likewise.
5704 (fold_builtin_strncpy): Likewise.
5705 (fold_builtin_memory_chk): Likewise.
5706 (fold_builtin_stxcpy_chk): Likewise.
5707 (fold_builtin_strncpy_chk): Likewise.
5708 (fold_builtin_next_arg): Likewise.
5709 (fold_build_call_expr): Declare.
5710 (fold_builtin_call_list): Declare.
5711 (fold_builtin_call_valist): Declare.
5712 (build_call_expr): Declare.
5713 (validate_arglist): Update to agree with modified definition.
5714 (tree_operand_length): New.
5715 (call_expr_arg_iterator): New.
5716 (init_call_expr_arg_iterator): New.
5717 (next_call_expr_arg): New.
5718 (first_call_expr_arg): New.
5719 (more_call_expr_args_p): New.
5720 (FOR_EACH_CALL_EXPR_ARG): New.
5722 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5723 and tcc_gimple_stmt.
5724 (tree_code_size): Update documentation. Use sizeof (tree) rather
5725 than sizeof (char *).
5726 (tree_size): Likewise. Add case for tcc_vl_exp.
5727 (tree_node_structure): Add case for tcc_vl_exp.
5728 (contains_placeholder_p): Likewise.
5729 (substitute_in_expr): Likewise.
5730 (substitute_placeholder_in_expr): Likewise.
5731 (stabilize_reference_1): Likewise.
5732 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5733 to diagnose breakage of this interface for constructing CALL_EXPRs.
5734 (build_nt): Add similar assertion here.
5735 (build_nt_call_list): New.
5736 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5737 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5739 (get_callee_fndecl): Use new CALL_EXPR accessors.
5740 (tree_operand_check_failed): Change parameters to pass entire node
5741 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5742 (process_call_operands): New.
5743 (build_vl_exp_stat): New.
5744 (build_call_list): New.
5745 (build_call_nary): New.
5746 (build_call_valist): New.
5747 (build_call_array): New.
5748 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5749 (call_expr_arglist): New.
5751 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5752 tcc_vl_exp instead of a fixed-size tcc_expression.
5754 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5755 accessors for CALL_EXPRs.
5756 (AGGR_INIT_EXPR): Likewise.
5758 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5759 Brooks Moses <brooks.moses@codesourcery.com>
5760 Lee Millward <lee.millward@codesourcery.com>
5762 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5763 (expand_builtin_nonlocal_goto): Change parameter to be entire
5764 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5765 (expand_builtin_prefetch): Likewise.
5766 (expand_builtin_classify_type): Likewise.
5767 (mathfn_built_in): Return NULL_TREE instead of 0.
5768 (expand_errno_check): Use new CALL_EXPR accessors.
5769 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5770 Return NULL_RTX instead of 0.
5771 (expand_builtin_mathfn_2): Likewise.
5772 (expand_builtin_mathfn_3): Likewise.
5773 (expand_builtin_interclass_mathfn): Likewise.
5774 (expand_builtin_sincos): Likewise.
5775 (expand_builtin_cexpi): Likewise.
5776 (expand_builtin_int_roundingfn): Likewise.
5777 (expand_builtin_int_roundingfn_2): Likewise.
5778 (expand_builtin_pow): Likewise.
5779 (expand_builtin_powi): Likewise.
5780 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5781 of arglist, fixing callers appropriately. Use new CALL_EXPR
5782 accessors and constructors. Return NULL_RTX instead of 0.
5783 (expand_builtin_strstr): Likewise.
5784 (expand_builtin_strchr): Likewise.
5785 (expand_builtin_strrchr): Likewise.
5786 (expand_builtin_strpbrk): Likewise.
5787 (expand_builtin_memcpy): Likewise.
5788 (expand_builtin_mempcpy): Likewise.
5789 (expand_builtin_mempcpy_args): New.
5790 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5791 (expand_builtin_memmove_args): New.
5792 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5793 (expand_movstr): Likewise.
5794 (expand_builtin_strcpy): Likewise.
5795 (expand_builtin_strcpy_args): New.
5796 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5797 (expand_builtin_strncpy): Likewise.
5798 (expand_builtin_memset): Likewise.
5799 (expand_builtin_memset_args): New.
5800 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5801 (expand_builtin_memcmp): Likewise.
5802 (expand_builtin_strcmp): Likewise.
5803 (expand_builtin_strncmp): Likewise.
5804 (expand_builtin_strcat): Likewise.
5805 (expand_builtin_strncat): Likewise.
5806 (expand_builtin_strspn): Likewise.
5807 (expand_builtin_strcspn): Likewise.
5808 (expand_builtin_args_info): Likewise.
5809 (expand_builtin_va_start): Likewise.
5810 (gimplify_va_arg_expr): Likewise.
5811 (expand_builtin_va_end): Likewise.
5812 (expand_builtin_va_copy): Likewise.
5813 (expand_builtin_frame_address): Likewise.
5814 (expand_builtin_alloca): Likewise.
5815 (expand_builtin_bswap): Likewise.
5816 (expand_builtin_unop): Likewise.
5817 (expand_builtin_fputs): Likewise.
5818 (expand_builtin_expect): Likewise.
5819 (expand_builtin_fabs): Likewise.
5820 (expand_builtin_copysign): Likewise.
5821 (expand_builtin_printf): Likewise.
5822 (expand_builtin_fprintf): Likewise.
5823 (expand_builtin_sprintf): Likewise.
5824 (expand_builtin_init_trampoline): Likewise.
5825 (expand_builtin_signbit): Likewise.
5826 (expand_builtin_fork_or_exec): Likewise.
5827 (expand_builtin_sync_operation): Likewise.
5828 (expand_builtin_compare_and_swap): Likewise.
5829 (expand_builtin_lock_test_and_set): Likewise.
5830 (expand_builtin_lock_release): Likewise.
5831 (expand_builtin): Likewise.
5832 (builtin_mathfn_code): Likewise.
5834 (fold_builtin_constant_p): Pass call arguments individually instead
5835 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5836 accessors and constructors. Return NULL_TREE instead of 0.
5837 (fold_builtin_expect): Likewise.
5838 (fold_builtin_classify_type): Likewise.
5839 (fold_builtin_strlen): Likewise.
5840 (fold_builtin_nan): Likewise.
5841 (integer_valued_real_p): Likewise.
5842 (fold_trunc_transparent_mathfn): Likewise.
5843 (fold_fixed_mathfn): Likewise.
5844 (fold_builtin_cabs): Likewise.
5845 (fold_builtin_sqrt): Likewise.
5846 (fold_builtin_cbrt): Likewise.
5847 (fold_builtin_cos): Likewise.
5848 (fold_builtin_cosh): Likewise.
5849 (fold_builtin_tan): Likewise.
5850 (fold_builtin_sincos): Likewise.
5851 (fold_builtin_cexp): Likewise.
5852 (fold_builtin_trunc): Likewise.
5853 (fold_builtin_floor): Likewise.
5854 (fold_builtin_ceil): Likewise.
5855 (fold_builtin_round): Likewise.
5856 (fold_builtin_int_roundingfn): Likewise.
5857 (fold_builtin_bitop): Likewise.
5858 (fold_builtin_bswap): Likewise.
5859 (fold_builtin_logarithm): Likewise.
5860 (fold_builtin_hypot): Likewise.
5861 (fold_builtin_pow): Likewise.
5862 (fold_builtin_powi): Likewise.
5863 (fold_builtin_exponent): Likewise.
5864 (fold_builtin_memset): Likewise.
5865 (fold_builtin_bzero): Likewise.
5866 (fold_builtin_memory_op): Likewise.
5867 (fold_builtin_bcopy): Deleted; call site changed to invoke
5868 fold_builtin_memory_op directly.
5869 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5870 (fold_builtin_strncpy): Likewise.
5871 (fold_builtin_memcmp): Likewise.
5872 (fold_builtin_strcmp): Likewise.
5873 (fold_builtin_strncmp): Likewise.
5874 (fold_builtin_signbit): Likewise.
5875 (fold_builtin_copysign): Likewise.
5876 (fold_builtin_isascii): Likewise.
5877 (fold_builtin_toascii): Likewise.
5878 (fold_builtin_isdigit): Likewise.
5879 (fold_builtin_fabs): Likewise.
5880 (fold_builtin_abs): Likewise.
5881 (fold_builtin_fmin_fmax): Likewise.
5882 (fold_builtin_carg): Likewise.
5883 (fold_builtin_classify): Likewise.
5884 (fold_builtin_unordered_cmp): Likewise.
5886 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5887 New functions split out from fold_builtin_1.
5888 (fold_builtin_n): New.
5889 (fold_builtin_varargs): New.
5890 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5892 (fold_call_expr): New.
5893 (build_function_call_expr): Rewrite to use new helper function.
5894 (fold_builtin_call_list): New.
5895 (build_call_expr): New.
5896 (fold_builtin_call_valist): New.
5897 (rewrite_call_expr): New.
5898 (validate_arg): New.
5899 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5900 of an arglist. Change return type to bool. Use new CALL_EXPR
5903 (fold_builtin_strstr): Pass call arguments individually instead
5904 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5905 accessors and constructors. Return NULL_TREE instead of 0.
5906 (fold_builtin_strchr): Likewise.
5907 (fold_builtin_strrchr): Likewise.
5908 (fold_builtin_strpbrk): Likewise.
5909 (fold_builtin_strcat): Likewise.
5910 (fold_builtin_strncat): Likewise.
5911 (fold_builtin_strspn): Likewise.
5912 (fold_builtin_strcspn): Likewise.
5913 (fold_builtin_fputs): Likewise.
5914 (fold_builtin_next_arg): Likewise.
5915 (fold_builtin_sprintf): Likewise.
5917 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5918 NULL_RTX instead of 0.
5919 (expand_builtin_memory_chk): Likewise.
5920 (maybe_emit_chk_warning): Likewise.
5921 (maybe_emit_sprintf_chk_warning): Likewise.
5923 (fold_builtin_object_size): Pass call arguments individually instead
5924 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5925 accessors and constructors. Return NULL_TREE instead of 0.
5926 (fold_builtin_memory_chk): Likewise.
5927 (fold_builtin_stxcpy_chk): Likewise.
5928 (fold_builtin_strncpy_chk): Likewise.
5929 (fold_builtin_strcat_chk): Likewise.
5930 (fold_builtin_strcat_chk): Likewise.
5931 (fold_builtin_strncat_chk): Likewise.
5932 (fold_builtin_sprintf_chk): Likewise.
5933 (fold_builtin_snprintf_chk): Likewise.
5934 (fold_builtin_printf): Likewise.
5935 (fold_builtin_vprintf): Likewise.
5937 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5939 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5940 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5941 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5942 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5943 (fold_unary): Likewise.
5944 (fold_binary): Likewise.
5945 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5946 ternary expressions.
5947 (fold): Add logic for tcc_vl_exp.
5948 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5949 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5950 (fold_build3_stat): Add assertion to flag broken interface for
5951 constructing CALL_EXPRs.
5952 (fold_build_call_list): New.
5953 (fold_build_call_list_initializer): New.
5954 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5956 (fold_strip_sign_ops): Likewise.
5958 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5959 Brooks Moses <brooks.moses@codesourcery.com>
5960 Lee Millward <lee.millward@codesourcery.com>
5962 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5963 accessors and dump arguments explicitly.
5965 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5967 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5969 (print_call_name): Use new CALL_EXPR accessors.
5971 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5972 CALL_EXPR arguments explicitly instead of as a list. Use
5973 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5975 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5976 (vrp_visit_stmt): Likewise.
5978 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5979 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5981 (force_move_till_expr): Likewise.
5983 * targhooks.c (default_external_stack_protect_fail): Use
5984 build_call_expr instead of build_function_call_expr.
5985 (default_hidden_stack_protect_fail): Likewise.
5987 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5990 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5991 and walk arguments explicitly.
5993 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5994 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5995 (expand_simple_operations): Likewise.
5996 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5998 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5999 of TREE_CODE_LENGTH.
6000 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6002 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6003 instead of TREE_CODE_LENGTH.
6005 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6006 (tree_ic_transform): Likewise.
6007 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6008 parameter instead of arglist. Fix callers.
6009 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6010 (tree_stringops_transform): Likewise.
6011 (tree_indirect_call_to_profile): Likewise.
6012 (tree_stringops_values_to_profile): Likewise.
6014 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6015 (eliminate_tail_call): Likewise.
6017 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6019 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6020 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6022 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6024 * omp-low.c (build_omp_barrier): Use build_call_expr.
6025 (lower_rec_input_clauses): Likewise.
6026 (lower_reduction_clauses): Likewise.
6027 (expand_parallel_call): Likewise.
6028 (maybe_catch_exception): Likewise.
6029 (expand_omp_for_generic): Likewise.
6030 (expand_omp_for_static_nochunk): Likewise.
6031 (expand_omp_sections): Likewise.
6032 (lower_omp_single_simple): Likewise.
6033 (lower_omp_single_copy): Likewise.
6034 (lower_omp_master): Likewise.
6035 (lower_omp_ordered): Likewise.
6036 (lower_omp_critical): Likewise.
6038 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6039 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6041 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6042 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6043 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6045 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6046 and generalize to handle any number of operands.
6047 (chrec_contains_undetermined): Likewise.
6048 (tree_contains_chrecs): Likewise.
6049 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6051 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6053 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6054 fold_call_expr instead of fold_builtin.
6055 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6056 match declarations there.
6057 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6060 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6063 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6064 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6066 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6069 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6070 (execute_cse_sincos): Use new CALL_EXPR accessors.
6072 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6074 * gimple-low.c (lower_function_body): Use build_call_expr.
6075 (lower_builtin_setjmp): Likewise.
6077 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6078 (set_storage_via_libcall): Likewise.
6079 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6080 instead of TREE_CODE_LENGTH.
6081 (expand_expr_real_1): Use new CALL_EXPR accessors.
6083 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6084 generalize to handle any number of operands.
6085 (TB_parent_eq): Likewise.
6087 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6088 (strip_builtin_expect): Likewise.
6090 * function.c (gimplify_parameters): Use build_call_expr.
6092 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6093 instead of TREE_CODE_LENGTH.
6095 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6096 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6098 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6101 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6102 (gimplify_decl_expr): Likewise.
6103 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6104 Use new CALL_EXPR iterators.
6105 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6106 (gimplify_modify_expr_to_memset): Likewise.
6107 (gimplify_variable_sized_compare): Likewise.
6108 (gimplify_omp_atomic_fetch_op): Likewise.
6109 (gimplify_omp_atomic_pipeline): Likewise.
6110 (gimplify_omp_atomic_mutex): Likewise.
6111 (gimplify_function_tree): Likewise.
6113 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6114 (call_expr_flags): Likewise.
6115 (expand_call): Likewise.
6117 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6118 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6121 * coverage.c (create_coverage): Use build_call_expr.
6123 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6124 (temp_call_expr_obstack): New.
6125 (pool_copy_list): Delete.
6126 (temp_copy_call_expr): New.
6127 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6128 CALL_EXPR accessors. Get rid of special goo for copying argument
6129 lists and use temp_copy_call_expr instead.
6130 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6131 CALL_EXPR accessors.
6132 (create_expression_by_pieces): Likewise. Use build_call_array
6133 to construct the result instead of fold_build3.
6134 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6135 dealing with argument lists.
6136 (init_pre): Remove references to expression_node_pool and
6137 list_node_pool. Init temp_call_expr_obstack instead.
6138 (fini_pre): Remove references to expression_node_pool and
6141 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6142 and walk arguments explicitly instead of as a list.
6144 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6145 (mx_register_decls): Likewise.
6146 (mudflap_register_call): Likewise.
6147 (mudflap_finish_file): Likewise.
6149 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6150 (ipa_callsite_compute_param): Likewise.
6152 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6153 accessors and constructor.
6155 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6156 accessors and constructor.
6157 (convert_tramp_reference): Likewise.
6158 (convert_call_expr): Likewise.
6159 (finalize_nesting_tree_1): Likewise.
6161 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6164 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6166 * tree-inline.c (initialize_inlined_parameters): Pass entire
6167 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6169 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6170 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6172 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6173 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6174 (vectorizable_reduction): Likewise.
6175 (vectorizable_call): Use new CALL_EXPR iterators.
6176 (vectorizable_conversion): Use build_call_expr.
6177 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6178 (vect_gen_widened_results_half): Use build_call_expr.
6179 (vect_setup_realignment): Likewise.
6180 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6182 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6183 (pass_through_call): Likewise.
6184 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6187 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6188 (tree_gen_pow2_profiler): Likewise.
6189 (tree_gen_one_value_profiler): Likewise.
6190 (tree_gen_ic_func_profiler): Likewise.
6191 (tree_gen_average_profiler): Likewise.
6192 (tree_gen_ior_profiler): Likewise.
6194 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6195 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6196 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6198 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6199 of TREE_CODE_LENGTH.
6201 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6202 of TREE_CODE_LENGTH.
6204 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6206 (convert_to_integer): Likewise.
6208 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6212 Brooks Moses <brooks.moses@codesourcery.com>
6213 Lee Millward <lee.millward@codesourcery.com>
6215 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6217 * config/frv/frv.c (frv_expand_builtin): Likewise.
6218 * config/s390/s390.c (s390_expand_builtin): Likewise.
6220 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6221 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6223 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6224 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6225 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6226 (ix86_expand_store_builtin): Likewise.
6227 (ix86_expand_unop_builtin): Likewise.
6228 (ix86_expand_unop1_builtin): Likewise.
6229 (ix86_expand_sse_compare): Likewise.
6230 (ix86_expand_sse_comi): Likewise.
6231 (ix86_expand_vec_init_builtin): Likewise.
6232 (ix86_expand_vec_ext_builtin): Likewise.
6233 (ix86_expand_vec_set_builtin): Likewise.
6234 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6236 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6237 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6239 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6240 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6241 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6243 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6245 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6246 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6247 arglist. Use new CALL_EXPR accessors. Fix callers.
6248 (altivec_expand_abs_builtin): Likewise.
6249 (rs6000_expand_binop_builtin): Likewise.
6250 (altivec_expand_predicate_builtin): Likewise.
6251 (altivec_expand_lv_builtin): Likewise.
6252 (spe_expand_stv_builtin): Likewise.
6253 (altivec_expand_stv_builtin): Likewise.
6254 (rs6000_expand_ternop_builtin): Likewise.
6255 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6256 (altivec_expand_st_builtin): Likewise.
6257 (altivec_expand_dst_builtin): Likewise.
6258 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6259 arglist. Use new CALL_EXPR accessors. Fix callers.
6260 (altivec_expand_vec_set_builtin): Likewise.
6261 (altivec_expand_vec_ext_builtin): Likewise.
6262 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6263 (spe_expand_builtin): Likewise.
6264 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6265 arglist. Use new CALL_EXPR accessors. Fix callers.
6266 (spe_expand_evsel_builtin): Likewise.
6267 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6268 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6270 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6271 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6272 (arm_expand_unop_builtin): Likewise.
6273 (arm_expand_builtin): Use new CALL_EXPR accessors.
6275 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6278 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6279 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6280 (bfin_expand_unop_builtin): Likewise.
6281 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6283 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6284 Brooks Moses <brooks.moses@codesourcery.com>
6285 Lee Millward <lee.millward@codesourcery.com>
6287 * c-semantics.c (build_stmt): Add internal diagnostic check.
6289 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6290 accessors. Print arguments explicitly instead of as a list.
6292 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6294 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6295 (c_finish_omp_flish): Likewise.
6297 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6298 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6299 instead of TREE_CODE_LENGTH.
6300 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6301 (c_warn_unused_result): Likewise.
6303 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6306 * doc/invoke.texi (Warning Options): Remove
6307 -Werror-implicit-function-declaration.
6308 (Wimplicit-function-declaration): Update description.
6309 * opts.c (common_handle_option): Move handling of -Werror=* to...
6310 (enable_warning_as_error): ...here.
6311 * opts.h (enable_warning_as_error): Declare.
6312 * c-decl.c (implicit_decl_warning): Unless
6313 -Wno-implicit-function-declaration is given, emit a pedwarn if
6314 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6315 * c.opt (Wimplicit-function-declaration): Replace
6316 mesg_implicit_function_declaration with
6317 warn_implicit_function_declaration.
6318 * c-opts.c (c_common_handle_option):
6319 -Werror-implicit-function-declaration is exactly equal as
6320 -Werror=implicit-function-declaration.
6321 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6322 warn_implicit_function_declaration.
6323 (c_common_post_options): -Wimplict-function-declaration is enabled
6324 by default by -std=c99, otherwise is disabled by default.
6325 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6327 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6329 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6330 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6331 former is ignored but not the latter.
6333 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6335 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6336 is made and the reference doesn't use the alias set of its type,
6337 do not create the temporary using that type.
6339 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6341 * jump.c: Remove prototypes for delete_computation and
6342 delete_prior_computation.
6344 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6346 * jump.c (get_label_after): Delete.
6347 (get_label_before, delete_computation, delete_jump,
6348 delete_prior_computation, follow_jumps): Move...
6349 * reorg.c (delete_computation, delete_prior_computation): ... here...
6350 (get_label_before, delete_jump): ... making these static ...
6351 (follow_jumps): ... and simplifying this since it only runs after
6353 * rtl.h (get_label_after, get_label_before, delete_jump,
6354 follow_jumps): Delete prototypes.
6356 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6358 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6360 2007-02-15 Nick Clifton <nickc@redhat.com>
6362 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6363 order to prevent it from being munged by the target.
6365 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6367 * config/i386/i386.md: Remove misleading comment.
6369 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6371 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6372 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6375 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6377 * tree-sra.c (instantiate_missing_elements): Canonicalize
6379 (sra_build_assignment): New.
6380 (generate_copy_inout, generate_element_copy,
6381 generate_element_zero, generate_one_element_init): Use it.
6383 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6385 * tree-sra.c (instantiate_missing_elements): Canonicalize
6387 (sra_build_assignment): New.
6388 (generate_copy_inout, generate_element_copy,
6389 generate_element_zero, generate_one_element_init): Use it.
6391 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6393 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6396 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6398 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6399 types as aggregates not scalars.
6400 * function.c (assign_stack_temp_for_type): Likewise.
6402 2007-02-14 Roger Sayle <roger@eyesopen.com>
6403 Zdenek Dvorak <dvorakz@suse.cz>
6405 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6408 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6410 * passes.c (next_pass_1): Clear the next field of the copied
6413 2007-02-14 Richard Henderson <rth@redhat.com>
6415 * tree-sra.c (early_sra): New.
6416 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6417 (tree_sra_early, pass_sra_early): New.
6418 * tree-pass.h (pass_sra_early): Declare.
6419 * passes.c (init_optimization_passes): Use it.
6421 2007-02-14 Richard Guenther <rguenther@suse.de>
6423 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6425 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6427 PR tree-optimization/30771
6428 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6430 (vect_analyze_operations): Induction phis can now be marked as
6432 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6433 Update documentation accordingly.
6435 2007-02-14 Nick Clifton <nickc@redhat.com>
6437 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6438 most 3 arguments are supported.
6439 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6441 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6443 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6444 Ensure dst->current is valid.
6446 2007-02-13 Paul Brook <paul@codesourcery.com>
6448 * config.gcc: Add arm*-*-uclinux-*eabi.
6449 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6450 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6451 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6452 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6453 (LINK_SPEC): Define.
6455 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6457 * config/arm/uclinux-eabi.h: New file.
6458 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6459 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6462 2007-02-13 Ian Lance Taylor <iant@google.com>
6464 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6465 * flags.h (warn_strict_overflow): Declare.
6466 (enum warn_strict_overflow_code): Define.
6467 (issue_strict_overflow_warning): New static inline function.
6468 * opts.c (warn_strict_overflow): New variable.
6469 (common_handle_option): Handle OPT_Wstrict_overflow and
6470 OPT_Wstrict_overflow_.
6471 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6473 * fold-const.c: Include intl.h.
6474 (fold_deferring_overflow_warnings): New static variable.
6475 (fold_deferred_overflow_warning): New static variable.
6476 (fold_deferred_overflow_code): New static variable.
6477 (fold_defer_overflow_warnings): New function.
6478 (fold_undefer_overflow_warnings): New function.
6479 (fold_undefer_and_ignore_overflow_warnings): New function.
6480 (fold_deferring_overflow_warnings_p): New function.
6481 (fold_overflow_warning): New static function.
6482 (make_range): Add strict_overflow_p parameter. Change all
6484 (extract_muldiv, extract_muldiv_1): Likewise.
6485 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6486 tree_expr_nonnegative_p.
6487 (fold_negate_expr): Call fold_overflow_warning.
6488 (fold_range_test): Likewise.
6489 (fold_comparison): Likewise.
6490 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6491 instead of tree_expr_nonnegative_p.
6492 (tree_expr_nonnegative_warnv_p): Rename from
6493 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6494 (tree_expr_nonnegative_p): New function.
6495 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6496 strict_overflow_p parameter.
6497 (tree_expr_nonzero_p): New function.
6498 * passes.c (verify_interpass_invariants): New static function.
6499 (execute_one_pass): Call it.
6500 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6502 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6503 (estimate_numbers_of_iterations): Likewise.
6504 (scev_probably_wraps_p): Likewise.
6505 * tree-ssa-ccp.c: Include "toplev.h".
6506 (evaluate_stmt): Defer fold overflow warnings until we know we are
6508 (struct fold_stmt_r_data): Add stmt field.
6509 (fold_stmt_r): Defer fold overflow warnings until we know we
6511 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6512 (fold_stmt_inplace): Likewise.
6513 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6514 (cleanup_control_expr_graph): Defer fold overflow warnings until
6515 we know we are going to optimize.
6516 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6517 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6519 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6520 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6521 * tree-ssa-loop-manip.c (create_iv): Likewise.
6522 * c-typeck.c (build_conditional_expr): Likewise.
6523 (build_binary_op): Likewise.
6524 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6525 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6526 (extract_range_from_unary_expr): Likewise.
6527 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6528 assuming that signed overflow does not occur.
6529 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6530 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6531 (fold_defer_overflow_warnings): Declare.
6532 (fold_undefer_overflow_warnings): Declare.
6533 (fold_undefer_and_ignore_overflow_warnings): Declare.
6534 (fold_deferring_overflow_warnings_p): Declare.
6535 (tree_expr_nonzero_warnv_p): Declare.
6536 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6538 (Warning Options): Document -Wstrict-overflow.
6539 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6540 (tree-ssa-ccp.o): Likewise.
6541 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6542 (fold-const.o): Depend on intl.h.
6544 2007-02-13 Ian Lance Taylor <iant@google.com>
6547 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6550 2007-02-13 Stuart Hastings <stuart@apple.com>
6552 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6554 2007-02-13 Richard Henderson <rth@redhat.com>
6556 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6557 handled_component_p before looking for the indirect_ref.
6559 2007-02-13 Richard Henderson <rth@redhat.com>
6561 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6562 remove flags clobber.
6563 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6564 (bswaphi_lowpart): New.
6565 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6566 remove TARGET_BSWAP test. Delete expander of the same name.
6568 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6569 (expand_unop): Use them.
6571 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6573 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6574 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6575 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6576 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6577 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6578 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6579 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6580 assembler dialect choice from asm templates.
6582 2007-02-12 Richard Henderson <rth@redhat.com>
6584 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6585 (fixuns_trunc<SSEMODEF>si2): Use it.
6586 * config/i386/sse.md (vec_setv4sf_0): Export.
6587 * config/i386/i386.c (ix86_build_const_vector): Export.
6588 (ix86_split_convert_uns_si_sse): Rename from
6589 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6590 * config/i386/i386-protos.h: Update.
6592 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6595 * c-typeck.c (c_finish_return): Improve warning message.
6597 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6599 * alias.c (find_symbolic_term): Delete unused function.
6601 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6604 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6605 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6607 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6609 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6610 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6611 the function, temporarily point the debug interface to the null one.
6613 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6615 * dwarf2out.c (round_up_to_align): New static function.
6616 (field_byte_offset): Use it to round the offset.
6618 2007-02-12 Richard Henderson <rth@redhat.com>
6620 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6621 (inswl_const): Export.
6623 2007-02-12 Richard Henderson <rth@redhat.com>
6625 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6626 result mode of the libcall, convert back to outmode.
6628 2007-02-12 Roger Sayle <roger@eyesopen.com>
6630 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6631 (bswapdi2): New define_expand to implement 32-bit implementation.
6633 2007-02-12 Nick Clifton <nickc@redhat.com>
6635 * doc/invoke.texi (Overall Options): Document --help=.
6636 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6637 (cc1_options): Pass --help= on to cc1.
6638 (display_help): Add description of --help=.
6639 (process_command): Add code to handle --help=. Allow translated
6640 --help and --target-help switches to be passed on to compiler
6642 (main): Remove unused if statement.
6643 * opts.c (columns): Remove.
6644 (LEFT_COLUMN): Define.
6645 (wrap_help): Add columns argument.
6646 (print_filtered_help): Change parameters to be an include bitmask,
6647 an exclude bitmask, an any bitmask and the column width. Move the
6648 code to display the params list here. Add code to display the
6649 status of options rather than their descriptions if the quiet flag
6651 (print_specific_help): Change parameters to be an include bitmask,
6652 an exclude bitmask and an any bitmask. Move code to look up the
6653 column width here. Decide upon the title for an options listing.
6654 (common_handle_options): Add code to handle --help=. Adapt code
6655 for --help and --target-help to use the revised form of the
6656 print_specific_help function.
6657 (print_help): Delete.
6658 (print_param_help): Delete.
6659 (print_switch): Delete.
6660 * opts.h (cl_lang_count): Add prototype.
6661 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6662 CL_MAX_OPTION_CLASS): New defines.
6663 * optc-gen.awk: Add construction of cl_lang_count.
6664 * c.opt: Add Warning attribute to warning options and Optimization
6665 attribute to optimization options.
6666 * common.opt: Likewise.
6668 Add -fhelp and -ftarget-help as aliases for the transformed --help
6669 and --target-help options.
6670 * opt-functions.awk: Add code to handle Warning and Optimization
6673 2007-02-12 Richard Henderson <rth@redhat.com>
6675 * config/alpha/constraints.md: New file.
6676 * config/alpha/alpha.c: Include tm-constrs.h.
6677 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6678 alpha_extra_constraint): Remove.
6679 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6680 * config/alpha/alpha-protos.h: Update.
6681 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6682 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6683 (EXTRA_CONSTRAINT): Remove.
6684 * config/alpha/alpha.md: Include constraints.md.
6685 (adddi splitter): Use satisfies_constraint_*.
6686 * config/alpha/predicates.md (add_operand): Likewise.
6687 (sext_add_operand, addition_operation): Likewise.
6689 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6691 PR tree-optimization/29145
6692 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6693 in our handling of restrict qualified pointers.
6695 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6698 * doc/invoke.texi (Wunused-value): Update description.
6699 (Wextra): Delete item.
6700 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6701 value of Wunused-value.
6702 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6703 (c_finish_stmt_expr): Don't check extra_warnings.
6704 (emit_side_effect_warnings): The caller is responsible to check
6707 2007-02-11 Roger Sayle <roger@eyesopen.com>
6708 Matt Thomas <matt@3am-software.com>
6710 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6712 2007-02-11 Roger Sayle <roger@eyesopen.com>
6714 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6715 comparisons of POPCOUNT against zero.
6716 (simplify_const_relational_operation): Likewise.
6718 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6720 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6722 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6724 * dwarf2out.c (root_type): Delete unused function.
6726 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6728 * genattrtab.c (contained_in_p): Delete unused function.
6729 (write_expr_attr_cache): Likewise.
6731 2007-02-11 Jan Hubicka <jh@suse.cz>
6733 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6736 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6738 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6739 to add the REG_EQ* note.
6740 * see.c (see_merge_one_use_extension): Likewise.
6741 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6742 turn REG_EQUAL notes into REG_EQUIV notes if the target
6743 register may have more than one set.
6744 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6745 * gcse.c (try_replace_reg): Likewise.
6746 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6747 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6748 more than one REG_EQUIV note.
6749 * reload1.c (gen_reload): Use set_unique_reg_note.
6751 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6753 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6754 (ix86_builtin_conversion): New function.
6756 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6759 * tree.h (DECL_REPLACEABLE_P): New macro.
6760 * except.c (set_nothrow_function_flags): Likewise.
6762 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6763 Ira Rosen <irar@il.ibm.com>
6764 Dorit Nuzman <dorit@il.ibm.com>
6766 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6767 * targhooks.c (default_builtin_vectorized_conversion): New.
6768 * targhooks.h (default_builtin_vectorized_function): New declaration.
6769 * target.h (struct vectorize): Add builtin_conversion field.
6770 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6771 stmt_vec_info_type value.
6772 (vectorizable_conversion): New declaration.
6773 * tree-vect-analyze.c (vect_analyze_operations): Add
6774 vectorizable_conversion call.
6775 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6776 * tree-vect-transform.c (vectorizable_conversion): New function.
6777 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6778 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6780 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6781 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6782 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6783 or ALTIVEC_BUILTIN_VCFSX.
6785 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6788 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6789 CONST_DOUBLE and operand 0 is a hard register.
6790 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6791 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6792 is a hard floating-point register.
6794 2007-02-10 Richard Henderson <rth@redhat.com>
6795 Jakub Jelinek <jakub@redhat.com>
6796 Alexandre Oliva <aoliva@redhat.com>
6798 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6799 * builtin-types.def (BT_WORD): Make unsigned.
6800 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6801 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6802 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6803 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6804 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6805 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6807 * expr.c (emutls_var_address): New.
6808 (expand_expr_real_1): Expand emulated tls.
6809 (expand_expr_addr_expr_1): Likewise.
6810 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6811 * output.h (emutls_finish): Declare.
6812 * toplev.c (compile_file): Call it.
6813 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6814 address before wrapping in CONST.
6815 * varasm.c (emutls_htab, emutls_object_type): New.
6816 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6817 (get_emutls_object_name, get_emutls_object_type): New.
6818 (get_emutls_init_templ_addr, emutls_decl): New.
6819 (emutls_common_1, emutls_finish): New.
6820 (assemble_variable): When emulating tls, swap decls; generate
6821 constructor for the emutls objects.
6822 (do_assemble_alias): When emulating tls, swap decl and target name.
6823 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6825 * varpool.c (decide_is_variable_needed): Look at force_output.
6826 Recurse for emulated tls.
6827 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6828 with decide_is_variable_needed.
6829 * emutls.c: New file.
6830 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6831 tls_object for real tls.
6833 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6835 PR rtl-optimization/29599
6836 * reload1.c (eliminate_regs_in_insn): Take the destination
6837 mode into account when computing the offset.
6839 2007-02-09 Stuart Hastings <stuart@apple.com>
6840 Richard Henderson <rth@redhat.com>
6842 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6843 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6844 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6845 fixuns_truncdfhi2): New.
6846 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6847 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6848 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6849 (floatunssidf2): Allow nonimmediate source.
6850 * config/i386/sse.md (movdi_to_sse): New.
6851 (vec_concatv2di): Drop '*'.
6852 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6853 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6854 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6856 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6857 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6858 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6859 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6860 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6861 ix86_build_const_vector.
6862 (x86_emit_floatuns): Rewrite.
6864 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6866 * genautomata.c (longest_path_length): Delete unused function.
6867 (struct state): Delete unused longest_path_length.
6868 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6869 (get_free_state): Delete unused.
6871 2007-02-09 Jan Hubicka <jh@suse.cz>
6873 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6874 * doc/invoke.texi (inline-unit-growth): Update default value.
6876 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6877 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6878 (rebuild_cgraph_edges): Likewise.
6879 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6880 (dump_cgraph_node): Dump frequencies.
6881 (cgraph_clone_edge): Add frequency scales.
6882 (cgraph_clone_node): Add freuqnecy.
6883 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6884 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6885 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6886 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6887 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6888 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6889 (save_inline_function_body): Likewise.
6890 * ipa-inline.c: inluce rtl.h
6891 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6892 (cgraph_edge_badness): Use frequencies.
6893 (cgraph_decide_recursive_inlining): Update clonning.
6894 (cgraph_decide_inlining_of_small_function): Dump frequency.
6895 * predict.c (estimate_bb_frequencies): Export.
6896 * predict.h (estimate_bb_frequencies): Declare.
6897 * tree-inline.c (copy_bb): Watch overflows.
6898 (expand_call_inline): Update call of cgraph_create_edge.
6899 (optimize_inline_calls): Use TODO flags to update frequnecies.
6900 * passes.h: Include predict.h
6901 (init_optimization_passes): Move profile ahead.
6902 (execute_function_todo): Handle TODO_rebuild_frequencies.
6904 2007-02-09 Roger Sayle <roger@eyesopen.com>
6906 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6907 the insbl or inswl pattern into a register.
6909 2007-02-09 Roger Sayle <roger@eyesopen.com>
6911 * config/ia64/ia64.md (bswapdi2): New define_insn.
6913 2007-02-09 Richard Henderson <rth@redhat.com>
6915 * config/i386/constraints.md (Ym): New constraint.
6916 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6917 (movdi_1_rex64): Split sse and xmm general register moves from
6918 memory move alternatives. Use conditional register constraints.
6919 (movsf_1, movdf_integer): Likewise.
6920 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6921 (movdf_integer_rex64): New.
6922 (pushsf_rex64): Fix output constraints.
6923 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6924 (sse2_stored): Likewise.
6925 (sse2_storeq_rex64): New.
6926 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6927 amd and not generic.
6928 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6929 for optimize_size. Remove SF/DFmode hack.
6931 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6933 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6936 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6937 Richard Sandiford <richard@codesourcery.com>
6939 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6940 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6941 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6942 m68k/t-mlib to tmake_file.
6943 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6944 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6945 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6946 Allow it to be cf or m68k. Set m68k_arch_family. If that
6947 variable is not empty, add t-$m68k_arch_family to tmake_file.
6948 Add t-mlibs to tmake_file.
6949 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6950 * config/m68k/t-cf: New file.
6951 * config/m68k/t-m68k: Likewise.
6952 * config/m68k/t-mlibs: Likewise.
6953 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6954 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6955 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6956 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6957 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6959 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6960 (INSTALL_LIBGCC): Delete.
6961 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6962 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6963 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6964 (M68K_MLIB_CPU): Define.
6965 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6966 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6967 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6969 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6970 Richard Guenther <rguenther@suse.de>
6973 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6974 against INT_MIN/INT_MAX.
6975 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6976 file if a loop is removed.
6978 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6980 * calls.c (store_one_arg): Pass correct alignment to
6981 emit_push_insn for non-BLKmode values.
6982 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6983 unaligned stack slot via a suitably aligned slot.
6985 2007-02-08 DJ Delorie <dj@redhat.com>
6987 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6989 (legal_subregs): Use unsigned char, make const.
6990 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6992 2007-02-08 Paul Brook <paul@codesourcery.com>
6994 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6995 special interworking needed.
6997 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6999 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7000 conditional to __SSE2__.
7001 (Entries below should have been added to first ChangeLog
7002 entry for amdfam10 dated 2007-02-05)
7003 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7005 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7007 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7010 2007-02-08 DJ Delorie <dj@redhat.com>
7012 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7013 * config/m32c/m32c.c (legal_subregs): New.
7014 (m32c_illegal_subreg_p): New.
7015 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7016 unsupported subregs of hard regs.
7018 2007-02-08 Jan Hubicka <jh@suse.cz>
7020 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7021 the same one; always update histograms.
7023 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7025 * passes.c (init_optimization_passes): Tidy comment.
7027 2007-02-08 Roger Sayle <roger@eyesopen.com>
7029 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7030 strip zero_extend, bswap and rotates from POCOUNT's argument.
7031 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7032 zero_extend and rotates from PARITY's argument.
7033 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7034 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7035 of an integer constant at compile-time.
7037 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7040 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7042 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7045 * tree-ssa-live.c (remove_unused_locals): Do not remove
7046 TREE_ADDRESSABLE variables.
7047 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7048 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7049 FOR_CLOBBER. Update all users.
7050 If VAR has an associated alias set, add a virtual operand for
7051 it if no alias is found to conflict with the memory reference.
7053 2007-02-07 Jan Hubicka <jh@suse.cz>
7054 Robert Kidd <rkidd@crhc.uiuc.edu>
7056 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7058 2007-02-07 Ian Lance Taylor <iant@google.com>
7060 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7062 2007-02-07 Roger Sayle <roger@eyesopen.com>
7064 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7065 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7066 tablejumpdi, movsi_to_cr_one): Remove constraints from
7067 define_expand's match_operands.
7069 2007-02-07 Roger Sayle <roger@eyesopen.com>
7071 * global.c (compute_regsets): Move declatation of "i" inside of
7072 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7074 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7077 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7078 of INDIRECT_REF <RESULT_DECL>.
7080 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7082 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7083 Kaz Kojima <kkojima@gcc.gnu.org>
7086 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7088 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7090 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7092 * doc/loop.texi: Document possibility not to perform disambiguation
7093 of loops with multiple latches.
7094 * cfgloopmanip.c (alp_enum_p): Removed.
7095 (add_loop): Handle subloops. Use get_loop_body_with_size.
7096 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7097 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7098 the new forwarder block.
7099 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7100 Handle the case latch is NULL.
7101 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7102 when marking loop exits.
7103 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7105 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7106 disambiguate_loops_with_multiple_latches.
7107 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7108 before fix_loop_structure.
7109 * cfgloop.c: Include pointer-set.h and output.h.
7110 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7111 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7112 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7113 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7114 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7115 disambiguate_multiple_latches, get_loop_body_with_size,
7116 disambiguate_loops_with_multiple_latches): New functions.
7117 (flow_loop_dump): Dump multiple latch edges.
7118 (flow_loop_nodes_find): Handle loops with multiple latches.
7119 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7120 (glb_enum_p): Modified.
7121 (get_loop_body): Use get_loop_body_with_size.
7122 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7123 (AVOID_CFG_MODIFICATIONS): New constant.
7124 (disambiguate_loops_with_multiple_latches, add_loop,
7125 get_loop_body_with_size): Declare.
7126 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7128 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7131 * global.c (compute_regsets): New function.
7132 (global_alloc): Refactored ELIMINABLE_REGSET
7133 and NO_GLOBAL_ALLOC_REGS computation out.
7134 (rest_of_handle_global_alloc): Call compute_regsets()
7135 for non-optimizing case.
7137 2007-02-06 Richard Henderson <rth@redhat.com>
7139 * config/i386/constraints.md (Y2): Rename from Y.
7140 (Yi): New constraint.
7141 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7142 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7143 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7144 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7145 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7146 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7147 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7148 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7149 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7150 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7151 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7152 vec_extractv2si_1): Change Y constraints to Y2.
7153 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7154 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7155 Change Y constraints to Y2.
7156 (sse2_loadld): Change Y constraints to x.
7158 2007-02-06 Roger Sayle <roger@eyesopen.com>
7160 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7161 (parity<mode>2): New define_expand using rs6000_emit_parity.
7162 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7163 rs6000_emit_parity): New functions.
7164 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7165 rs6000_emit_parity): Prototype here.
7167 2007-02-06 Ian Lance Taylor <iant@google.com>
7169 * lower-subreg.c (simple_move_operand): Reject CONST.
7170 (resolve_clobber): Call validate_change rather than directly
7171 assigning to XEXP (pat, 0).
7173 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7175 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7176 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7177 (tree-cfg.o): Remove hashtab.h dependency.
7179 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7180 (struct ivopts_data): Change niters to pointer_map_t.
7181 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7182 (niter_for_exit): Create pointer_map on demand. Change for
7184 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7185 (free_loop_data): Destroy data->niters if created and reset field.
7186 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7187 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7189 * tree-ssa-reassoc.c: Include pointer-set.h.
7190 (bb_rank): Change to long *.
7191 (operand_rank): Change to pointer_map_t.
7192 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7193 (insert_operand_rank): Accept long.
7194 (operand_entry_hash, operand_entry_eq): Remove.
7195 (get_rank): Return long. Adjust for changes above.
7196 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7198 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7200 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7201 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7202 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7204 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7205 directly since it cannot be NULL.
7206 (get_vi_for_tree): Rewrite for pointer_map API.
7207 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7208 (init_alias_vars): Create vi_for_tree as pointer_map.
7209 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7211 * tree-cfg.c: Don't include hashtab.h.
7212 (edge_to_cases): Declare as pointer_map.
7213 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7215 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7216 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7217 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7219 (record_switch_edge): Delete.
7220 (get_cases_for_edge): Adjust for pointer_map API, inline
7221 record_switch_edge (rewritten for new API), remove goto.
7223 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7225 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7226 * tree-nested.c: Include pointer-set.h.
7227 (var_map_elt, var_map_eq, var_map_hash): Delete.
7228 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7230 (nesting_info_bitmap_obstack): New.
7231 (lookup_field_for_decl): Adjust for pointer_map API.
7232 (lookup_tramp_for_decl): Adjust for pointer_map API.
7233 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7234 (get_local_debug_decl): Adjust for pointer_map API.
7235 (convert_nl_goto_reference): Adjust for pointer_map API.
7236 (convert_nl_goto_receiver): Adjust for pointer_map API.
7237 (create_nesting_tree): Create outside GGC space. Create bitmap on
7238 the new obstack. Create field_map and var_map as pointer_maps.
7239 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7241 (lower_nested_functions): Move root here, no need to NULL it.
7242 Initialize and release the obstack.
7244 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7246 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7247 Remove prototypes and make them non-static.
7248 (struct tree_int_map): Remove.
7249 * tree.h (struct tree_int_map): Move here, turning TO into an
7251 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7253 * tree.h (TREE_COMPLEXITY): Remove.
7254 (struct tree_exp): Remove complexity field.
7255 * tree.c (build1_stat): Don't set it.
7257 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7258 Victor Kaplansky <victork@il.ibm.com>
7260 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7261 (vect_is_simple_reduction): Support reduction with induction as
7262 one of the operands.
7263 (vect_is_simple_iv_evolution): Fix formatting.
7264 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7265 formatting. Don't mark induction phis for vectorization.
7266 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7267 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7268 (vect_get_vec_def_for_operand): Support induction.
7269 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7271 (vectorizable_reduction): Support reduction with induction as one of
7273 (vectorizable_type_demotion): Use def-type of stmt argument rather
7274 than dummy def-type.
7276 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7277 flag_tree_scev_cprop.
7278 * common.opt (tree-scev-cprop): New flag.
7280 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7281 call to vect_get_new_vect_var.
7283 2007-02-06 Ira Rosen <irar@il.ibm.com>
7285 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7286 vectype is not NULL.
7287 (vect_pattern_recog_1): Likewise.
7289 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7292 (fold_negate_expr): Likewise.
7294 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7297 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7298 even if cv-qualification is the same.
7300 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7302 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7303 __enable_execute_stack on completion.
7305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7307 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7308 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7309 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7310 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7311 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7312 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7313 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7314 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7318 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7319 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7320 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7321 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7322 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7323 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7324 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7325 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7326 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7327 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7328 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7329 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7330 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7331 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7332 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7333 sqrtextenddfxf2_i387): Added amdfam10_decode.
7335 * config/i386/athlon.md (athlon_idirect_amdfam10,
7336 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7337 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7338 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7339 athlon_ivector_store_amdfam10): New define_insn_reservation.
7340 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7345 * config/i386/athlon.md (athlon_call_amdfam10,
7346 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7347 define_insn_reservation.
7348 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7349 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7350 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7354 * config/i386/athlon.md (athlon_sseld_amdfam10,
7355 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7356 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7358 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7360 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7361 define_insn_reservation.
7362 * config/i386/i386.md (sseins): Added sseins to define_attr type
7363 and define_attr unit.
7364 * config/i386/sse.md: Set type attribute to sseins for insertq
7367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7369 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7370 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7371 ssecomi_load_amdfam10, ssecomi_amdfam10,
7372 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7373 define_insn_reservation.
7374 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7378 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7379 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7380 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7381 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7382 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7383 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7384 define_insn_reservation.
7386 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7387 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7388 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7389 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7390 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7392 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7394 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7395 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7396 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7397 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7398 athlon_ssemul_load_k8): Added amdfam10.
7400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7402 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7403 (x86_sse_unaligned_move_optimal): New variable.
7405 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7407 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7408 for unaligned vector SSE double/single precision loads for AMDFAM10.
7410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7412 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7413 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7414 Define TARGET_CPU_DEFAULT_amdfam10.
7415 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7416 (processor_type): Add PROCESSOR_AMDFAM10.
7418 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7419 processor_type in config/i386/i386.h.
7420 Enable imul peepholes for TARGET_AMDFAM10.
7422 * config.gcc: Add support for --with-cpu option for amdfam10.
7424 * config/i386/i386.c (amdfam10_cost): New variable.
7425 (m_AMDFAM10): New macro.
7426 (m_ATHLON_K8_AMDFAM10): New macro.
7427 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7428 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7429 x86_promote_QImode, x86_integer_DFmode_moves,
7430 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7431 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7432 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7433 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7434 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7435 Enable/disable for amdfam10.
7436 (override_options): Add amdfam10_cost to processor_target_table.
7437 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7438 processor_alias_table.
7439 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7440 (ix86_adjust_cost): Add code for amdfam10.
7442 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7444 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7445 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7446 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7447 * config/i386/i386.h: Add builtin definition for SSE4A.
7448 * config/i386/i386.md: Add support for ABM instructions
7450 * config/i386/sse.md: Add support for SSE4A instructions
7451 (movntss, movntsd, extrq, insertq).
7452 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7453 Add -march=amdfam10 flag.
7454 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7455 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7457 * doc/extend.texi: Add documentation for SSE4A builtins.
7459 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7461 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7463 2007-02-05 Richard Guenther <rguenther@suse.de>
7465 * tree-vectorizer.h (vectorizable_function): Add argument type
7466 argument, change return type.
7467 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7468 * tree-vect-transform.c (vectorizable_function): Handle extra
7469 argument, return vectorized function decl.
7470 (build_vectorized_function_call): Remove.
7471 (vectorizable_call): Handle calls with result and argument types
7472 differing. Handle loop vectorization factor correctly.
7473 * targhooks.c (default_builtin_vectorized_function): Adjust for
7475 * targhooks.h (default_builtin_vectorized_function): Likewise.
7476 * target.h (builtin_vectorized_function): Add argument type
7478 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7479 extra argument, allow vectorizing of lrintf.
7480 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7481 documentation of target hook.
7483 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7486 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7487 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7488 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7490 2007-02-05 Roger Sayle <roger@eyesopen.com>
7492 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7493 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7494 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7495 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7496 before canonicalizing sincos to cexpi.
7497 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7499 2007-02-05 Roger Sayle <roger@eyesopen.com>
7501 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7502 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7503 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7505 2007-02-05 Roger Sayle <roger@eyesopen.com>
7507 * mips-tfile.c (initialize_init_file): Correct endianness test.
7509 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7511 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7514 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7516 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7517 saves in a PARALLEL before the register assignments.
7519 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7521 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7522 DWARF_FRAME_RETURN_COLUMN to be a general register.
7523 * dwarf2out.c (init_return_column_size): New function, split from...
7524 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7525 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7526 to be nongeneral registers.
7527 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7529 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7530 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7532 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7534 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7536 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7538 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7539 (remove_path): Use can_remove_branch_p and remove_branch instead
7540 of loop_delete_branch_edge.
7541 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7542 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7543 Update profile using scale_dominated_blocks_in_loop.
7544 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7545 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7546 (can_remove_branch_p, remove_branch): Declare.
7547 * tree-cfg.c (tree_can_remove_branch_p): New function.
7548 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7549 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7550 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7552 2007-02-05 Jan Hubicka <jh@suse.cz>
7555 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7556 nodes in cgraph, don't remove offline copy of the function.
7558 2007-02-04 Jan Hubicka <jh@suse.cz>
7560 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7561 vectors might cause maybe_lookup_element_for_expr to be called
7562 on non-sra-candidate.
7564 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7566 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7567 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7568 spelling conventions.
7570 2007-02-04 Richard Guenther <rguenther@suse.de>
7573 * fold-const.c (try_move_mult_to_index): Make sure to not
7574 overflow one dimension of a multi-dimensional array access.
7576 2007-02-04 Jan Hubicka <jh@suse.cz>
7578 * passes.c (init_optimization_passes): Reindent.
7580 2007-02-04 Jan Hubicka <jh@suse.cz>
7581 Eric Botcazou <ebotcazou@adacore.com>
7583 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7584 (execute_fixup_cfg): Break out the abnormal goto code.
7585 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7586 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7587 (optimize_inline_calls): Call make_nonlocal_label_edges.
7589 2007-02-04 Jan Hubicka <jh@suse.cz>
7591 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7592 true when something was changed.
7593 (rename_ssa_copies): When something was changed, do
7594 TODO_remove_unused_locals.
7595 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7596 add TODO_remove_unused_locals when instruction was removed.
7598 2007-02-04 Jan Hubicka <jh@suse.cz>
7600 * ipa-inline.c (try_inline): Improve debug output; work on already
7602 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7603 call try_inline for already inlined edges too when flattening;
7604 inline also functions that make callee growth but overall unit size
7607 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7609 * config/m32c/bitops.md, config/m32c/jump.md,
7610 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7611 config/m32r/m32r.h, config/m32r/m32r.md,
7612 config/m32r/predicates.md, config/m68hc11/larith.asm,
7613 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7614 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7615 config/mips/mips-protos.h, config/mips/mips.c,
7616 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7617 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7618 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7619 spelling conventions.
7621 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7622 Follow spelling conventions.
7624 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7626 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7627 warn about C++0x compatibility.
7629 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7631 * config/h8300/h8300.c, config/h8300/h8300.h,
7632 config/h8300/h8300.md: Follow spelling conventions.
7634 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7637 * combine.c (try_combine): Do not substitute source operand
7638 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7640 2007-02-03 Jan Hubicka <jh@suse.cz>
7642 PR gcov-profile/30650
7643 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7644 do not divide by zero for never executed counters.
7645 (tree_find_values_to_profile): Fix counters.
7646 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7648 2007-02-03 Ian Lance Taylor <iant@google.com>
7650 * lower-subreg.c (simple_move_operand): New static function,
7651 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7653 (simple_move): Call simple_move_operand.
7654 (find_decomposable_subregs): Add special handling of MEMs.
7655 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7656 meaning of return value. If we see a hard register, test whether
7657 it can store a word_mode value. Change all callers.
7659 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7661 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7662 ftrapv insns and expanders.
7663 (subdi3): Change define_expand operand 1 to arith11_operand, and
7664 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7665 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7666 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7670 * varasm.c (notice_global_symbol): Treat global objects as weak when
7673 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * emit-rtl.c (dconstpi): Delete.
7677 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7678 * real.h (dconstpi): Delete.
7680 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7681 (fold_builtin_hypot): Likewise.
7683 2007-02-03 Tom Tromey <tromey@redhat.com>
7686 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7687 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7689 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7691 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7692 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7693 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7694 config/rs6000/cell.md, config/rs6000/darwin.h,
7695 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7696 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7697 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7698 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7699 typos. Follow spelling conventions.
7700 * doc/invoke.texi: Follow spelling conventions.
7702 2007-02-03 Roger Sayle <roger@eyesopen.com>
7704 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7705 canonicalization transformations that attempt to simplify integer
7706 constant comparisons to become comparisons against zero.
7708 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7712 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7713 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7715 2007-02-02 Mike Stump <mrs@apple.com>
7717 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7718 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7719 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7720 generate a branch island.
7722 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7724 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7725 (xtensa_legitimate_address_p): New.
7726 (xtensa_legitimize_address): New.
7727 (xtensa_output_addr_const_extra): New.
7728 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7730 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7731 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7732 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7733 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7734 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7735 (xtensa_legitimize_address): New.
7736 (xtensa_output_addr_const_extra): New.
7738 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7740 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7742 2007-02-02 Ian Lance Taylor <iant@google.com>
7744 * expmed.c (expand_divmod): Add comment.
7746 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7748 * emit-rtl.c (renumber_insns): Remove.
7749 * flags.h: Remove the extern for flag_renumber_insns.
7750 * rtl.h: Remove the prototype for renumber_insns.
7751 * toplev.c (flag_renumber_insns): Remove.
7753 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7755 Revert for x86 darwin:
7756 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7758 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7759 code before the following patch under TARGET_MACHO.
7760 (ix86_function_value_regno_p): Likewise.
7762 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7764 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7767 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7770 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7771 general or fp registers. Add comments.
7772 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7774 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7776 * pointer-set.c (insert_aux): Only return insertion slot.
7777 (pointer_set_insert): Adjust.
7778 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7779 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7780 pointer_map_traverse): New.
7781 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7782 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7783 pointer_map_contains, pointer_map_traverse): Declare.
7785 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7788 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7789 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7791 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7793 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7795 (struct _dep): New type.
7796 (dep_t): New typedef.
7797 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7798 (DEP_STATUS): New access macro. The macro with the same name was
7799 renamed to DEP_LINK_STATUS.
7800 (dep_init): Declare function
7802 (struct _dep_link): New type.
7803 (dep_link_t): New typedef.
7804 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7805 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7806 (DEP_LINK_STATUS): New macro.
7807 (debug_dep_links): New debug function.
7809 (struct _deps_list): New type.
7810 (deps_list_t): New typedef.
7811 (DEPS_LIST_FIRST): New access macro.
7812 (FOR_EACH_DEP_LINK): New cycle macro.
7813 (create_deps_list, free_deps_list, delete_deps_list): Declare
7815 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7816 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7817 (copy_deps_list_change_con): Ditto.
7819 (move_dep_link): Declare function.
7821 (struct _dep_node): New type.
7822 (dep_node_t): New typedef.
7823 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7825 (struct haifa_insn_data.back_deps): New field to hold backward
7826 dependencies of the insn.
7827 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7829 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7830 Change its type to deps_list_t.
7831 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7832 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7833 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7835 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7837 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7839 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7841 (dep_cost): Declare.
7843 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7844 (ds_to_dk, dk_to_ds): New functions.
7846 (init_dep_1): New static function.
7847 (init_dep): New function.
7848 (copy_dep): New static function.
7850 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7852 (detach_dep_link): New static function.
7853 (move_dep_link): New function.
7855 (dep_links_consistent_p, dump_dep_links): New static functions.
7856 (debug_dep_links): New debugging function.
7858 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7860 (alloc_deps_list, init_deps_list): New static functions.
7861 (create_deps_list): New function.
7862 (clear_deps_list): New static function.
7863 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7864 (deps_list_consistent_p, dump_deps_list): New static functions.
7865 (debug_deps_list): New function.
7866 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7868 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7870 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7871 use new scheduler dependencies lists.
7872 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7873 (sched_analyze): Ditto. Initialize dependencies lists.
7874 (add_forw_dep, compute_forward_dependences): Update to use new
7875 scheduler dependencies lists.
7877 (init_dependency_caches): Init deps_obstack.
7878 (free_dependency_caches): Free deps_obstack.
7880 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7881 new scheduler dependencies lists.
7882 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7883 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7885 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7886 Update to use new scheduler dependencies lists.
7887 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7888 (debug_dependencies): Ditto.
7889 (schedule_region): Update comments.
7891 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7892 scheduler dependencies lists.
7893 (schedule_ebb): Update comments.
7895 * rtl.def (DEPS_LIST): Remove.
7897 * lists.c (unused_deps_list): Remove.
7898 (free_list): Update assertions.
7900 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7901 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7903 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7904 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7906 * haifa-sched.c (comments): Update.
7907 (insn_cost1): Remove. Inline the code into insn_cost ().
7908 (insn_cost): Update to use new scheduler dependencies lists. Move
7909 processing of the dependency cost to dep_cost ().
7910 (dep_cost): New function. Use it instead of insn_cost () when
7911 evaluating cost of the dependency. Use compatible interface to
7912 interact with the target.
7913 (priority): Update to use new scheduler dependencies lists.
7914 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7915 with greater number of insns that depend on the insn.
7916 (schedule_insn): Update to use new scheduler dependencies lists. Add
7917 code to free backward dependencies lists. Inline and optimize code
7918 from resolve_dep () - see PR28071.
7919 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7920 lists. Update call to targetm.sched.is_costly_dependence hook.
7922 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7923 scheduler dependencies lists.
7925 (resolve_dep): Remove. Move the logic to schedule_insn ().
7926 (init_h_i_d): Initialize dependencies lists.
7928 (process_insn_depend_be_in_spec): Rename to
7929 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7931 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7932 Update to use new scheduler dependencies lists.
7933 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7935 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7936 new scheduler dependencies lists.
7937 (build_intra_loop_deps): Ditto.
7939 * target.h (struct _dep): Declare to use in
7940 gcc_target.sched.is_costly_dependence.
7941 (struct gcc_target.sched.adjust_cost): Fix typo.
7942 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7943 single dep_t parameter instead of an equivalent triad.
7944 (struct gcc_target.sched.adjust_cost_2): Remove.
7946 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7948 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7950 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7952 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7954 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7955 (REG_DEP_TRUE): Document.
7957 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7958 Change signature to correspond to the targetm.sched.adjust_cost hook.
7959 Update use in TARGET_SCHED_ADJUST_COST_2.
7960 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7961 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7962 new scheduler dependencies lists.
7963 (ia64_gen_check): Ditto.
7965 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7968 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7969 signature to correspond to the targetm.sched.is_costly_dependence hook.
7970 (is_costly_group): Update to use new scheduler dependencies lists.
7972 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7973 instead of INSN_COST () macro.
7975 2007-02-01 Ian Lance Taylor <iant@google.com>
7977 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7979 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7981 * pa.md (tp_load): Correct mfctl instruction syntax.
7983 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7985 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7986 altivec_padding_size calculation on AIX. Improve comment, add
7987 assert to verify that it's right.
7989 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7992 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7995 * global.c (global_alloc): Add mising initialization of
7998 2007-02-01 Roger Sayle <roger@eyesopen.com>
8000 * alias.c (init_alias_analysis): Correct whitespace.
8001 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8002 partition_hot_cold_basic_blocks): Likewise.
8003 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8004 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8005 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8006 fold_builtin_snprintf_chk, fold_builtin_printf,
8007 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8008 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8009 * cfgcleanup.c (cleanup_cfg): Likewise.
8010 * cfgexpand.c (tree_expand_cfg): Likewise.
8011 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8012 * function.c (get_next_funcdef_no): Likewise.
8013 * gengtype.c (main): Likewise.
8014 * genmodes.c (main): Likewise.
8015 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8016 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8017 * ifcvt.c (noce_emit_move_insn): Likewise.
8018 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8020 * stor-layout.c (get_best_mode): Likewise.
8021 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8022 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8023 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8024 perform_var_substitution, solve_graph): Likewise.
8025 * tree-vrp.c (vrp_finalize): Likewise.
8027 2007-02-01 Ian Lance Taylor <iant@google.com>
8029 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8030 high part of a paradoxical subreg, return a constant zero.
8032 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8034 * toplev.c (lang_dependent_init): Call init_set_costs.
8035 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8037 2007-02-01 Richard Guenther <rguenther@suse.de>
8040 * fold-const.c (fold_negate_expr): Allow negating a
8041 constant if overflow does not change.
8043 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8045 * doc/c-tree.texi (Expression trees): Improve markup.
8046 * doc/tm.texi (Register Classes, Addressing Modes)
8047 (Floating Point): Fix spacing after abbreviations. Fix some
8050 2007-02-01 Ben Elliston <bje@au.ibm.com>
8052 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8053 * doc/contrib.texi: Likewise.
8054 * doc/install.texi: Likewise.
8056 2007-01-31 Richard Henderson <rth@redhat.com>
8057 Ian Lance Taylor <iant@google.com>
8059 * lower-subreg.c: New file.
8060 * rtl.def (CONCATN): Define.
8061 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8063 * emit-rtl.c (update_reg_offset): New static function, broken out
8064 of gen_rtx_REG_offset.
8065 (gen_rtx_REG_offset): Call update_reg_offset.
8066 (gen_reg_rtx_offset): New function.
8067 * regclass.c: Revert patch of 2006-03-05, restoring
8069 (clear_reg_info_regno): New function.
8070 * dwarf2out.c (concatn_loc_descriptor): New static function.
8071 (loc_descriptor): Handle CONCATN.
8072 * common.opt (fsplit_wide_types): New option.
8073 * opts.c (decode_options): Set flag_split_wide_types when
8075 * timevar.def (TV_LOWER_SUBREG): Define.
8076 * rtl.h (gen_reg_rtx_offset): Declare.
8077 (reg_scan_update): Declare.
8078 * regs.h (clear_reg_info_regno): Declare.
8079 * tree-pass.h (pass_lower_subreg): Declare.
8080 (pass_lower_subreg2): Declare.
8081 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8082 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8084 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8085 * Makefile.in (OBJS-common): Add lower-subreg.o.
8086 (lower-subreg.o): New target.
8088 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8090 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8092 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8095 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8097 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8100 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8102 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8104 * cfgloop.h: Include vec-prim.h.
8105 (enum li_flags): Remove LI_ONLY_OLD.
8106 (loop_iterator): Changed.
8107 (fel_next, fel_init): Iterate over loop tree.
8108 (FOR_EACH_LOOP_BREAK): New macro.
8109 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8111 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8112 * modulo-sched.c (sms_schedule): Ditto.
8113 * tree-vectorizer.c (vectorize_loops): Ditto.
8114 * doc/loop.texi: Update information on loop numbering and behavior of
8115 FOR_EACH_LOOP wrto new loops.
8116 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8117 add_to_evolution_1): Test nestedness of loops instead of comparing
8119 * tree-chrec.c (chrec_fold_plus_poly_poly,
8120 chrec_fold_multiply_poly_poly, chrec_evaluate,
8121 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8122 reset_evolution_in_loop): Ditto.
8123 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8125 2007-01-31 Dirk Mueller <dmueller@suse.de>
8127 * c-common.c (warn_about_parentheses): Separate warning about
8128 un-parenthized sequence of comparison operators from the one
8129 which is supposed to warn about x <= y <= z.
8131 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8133 * optabs.h (enum optab_index): Add new OTI_isinf.
8134 (isinf_optab): Define corresponding macro.
8135 * optabs.c (init_optabs): Initialize isinf_optab.
8136 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8138 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8139 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8141 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8142 expand_builtin_interclass_mathfn.
8143 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8144 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8145 (fxam<mode>2_i387): New insn pattern.
8146 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8147 built-in functions as x87 inline asm.
8149 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8151 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8153 2007-01-30 Eric Christopher <echristo@apple.com>
8155 * config.gcc: Add geode.
8157 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8159 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8160 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8161 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8162 value-prof.c: Fix comment typos.
8164 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8167 * doc/invoke.texi (Wpointer-arith): Document warning.
8169 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8171 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8172 the list of discrepancies from the draft TR.
8174 2007-01-30 Dirk Mueller <dmueller@suse.de>
8177 * doc/invoke.texi (-Wreturn-type): Update description to
8180 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8182 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8184 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8186 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8187 to handle optabs that operate on floating point input argument and
8188 output to integer output.
8189 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8190 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8191 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8192 expand_builtin_interclass_mathfn ().
8193 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8195 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8196 ilogbl built-in functions as x87 intrinsics.
8198 2007-01-30 Richard Guenther <rguenther@suse.de>
8201 * dwarf2out.c (reference_to_unused): Query varpool if the
8202 variable was output.
8204 2007-01-30 Richard Guenther <rguenther@suse.de>
8207 * passes.c (execute_one_pass): Reset in_gimple_form to not
8208 confuse non-unit-at-a-time mode.
8210 2007-01-29 Roger Sayle <roger@eyesopen.com>
8211 Richard Guenther <rguenther@suse.de>
8213 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8214 avoid undefined behaviour on overflow. Use force_fit_type_double
8215 to construct the constant with the specified TREE_OVERFLOW.
8217 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8219 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8220 * config/dfp-bit.h: Ditto.
8222 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8224 * c-decl.c (pop_scope): Replace warnings with call to
8225 warn_for_unused_label.
8226 * c-common.h (warn_for_unused_label): Declare.
8227 * c-common.c (warn_for_unused_label): Define.
8229 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8231 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8234 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8236 * Makefile.in (USER_H): Remove decfloat.h.
8237 * ginclude/decfloat.h: Delete, moving contents to ...
8238 * ginclude/float.h: Add support for decimal floating point,
8239 guarded by __STDC_WANT_DEC_FP__.
8241 2007-01-29 Mike Stump <mrs@apple.com>
8243 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8244 Analysis and Representation to resolve case insensitive conflict.
8245 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8247 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8249 * tree.h (struct tree_memory_tag): Add aliases member.
8250 (MTAG_ALIASES): New macro.
8251 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8252 (add_may_alias): Remove pointer-set. Update for may_aliases being
8254 (mark_aliases_call_clobbered): Update for may_aliases being a
8256 (compute_tag_properties): Ditto.
8257 (create_partition_for): Ditto.
8258 (compute_memory_partitions): Ditto.
8259 (dump_may_aliases_for): Ditto.
8260 (is_aliased_with): Ditto.
8261 (add_may_alias_for_new_tag): Ditto.
8262 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8263 (compute_is_aliased): New function.
8264 (compute_may_aliases): Call compute_is_aliased).
8265 (init_alias_info): Initialize alias_bitmap_obstack.
8266 (union_alias_set_into): New function.
8267 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8268 (have_common_aliases_p): Rewrite to take two bitmaps and use
8270 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8272 (finalize_ref_all_pointers): Update for add_may_alias changes.
8273 (new_type_alias): Ditto.
8274 * tree-flow-inline.h (may_aliases): Return a bitmap.
8275 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8276 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8277 may_aliases being a bitmap.
8278 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8279 may_aliases now returns a bitmap.
8280 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8282 * tree-ssa-operands.c (add_virtual_operand): Update for
8283 may_aliases being a bitmap.
8285 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8287 PR tree-optimization/30630
8288 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8289 variable as changed.
8291 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8294 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8295 expanded only once even if an error occurs.
8297 2007-01-29 Ben Elliston <bje@au.ibm.com>
8299 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8300 (__gcov_average_profiler): Likewise.
8301 (__gcov_ior_profiler): Likewise.
8302 (__gcov_merge_ior): Likewise.
8304 2007-01-28 Jan Hubicka <jh@suse.cz>
8306 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8307 * value-prof.c (stringop_block_profile): Likewise.
8309 2007-01-28 Jan Hubicka <jh@suse.cz>
8311 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8312 variant handling histograms; add wrapper.
8313 (clear_storage_via_libcall): Export.
8314 (emit_block_move_hints): Break out from ...; add histograms.
8315 (emit_block_move): ... this one.
8316 (clear_storage_hints): Break out from ...; add histograms.
8317 (clear_storage): ... this one.
8318 (set_storage_via_memset): Handle histogram.
8319 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8320 (clear_storage_hints, clear_storage_via_libcall): Declare.
8321 (set_storage_via_setmem): Update prototype.
8322 * doc/md.texi (movmem, setmem): Document new arguments.
8324 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8326 (stringop_block_profile): New global function.
8327 (tree_stringops_values_to_profile): Profile block size and alignment.
8328 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8330 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8331 (stringop_block_profile): Declare.
8332 * builtins.c: Include value-prof.h.
8333 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8334 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8335 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8336 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8337 * profile.c (instrument_values): Add new counters.
8338 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8340 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8341 (tree_init_edge_profiler): Build new profilers.
8342 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8343 (pass_tree_profile): Add dump.
8344 (tree_profile_hooks): Update.
8345 * Makefile.in (LIBGCOV): Add new constants.
8346 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8347 __gcov_ior_profiler): New.
8348 * i386.md (movmem/setmem expanders): Add new optional arguments.
8350 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8352 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8354 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8356 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8357 (tree_unswitch_single_loop): Pass eni_size_weights to
8358 tree_num_loop_insns.
8359 * tree-ssa-loop-manip.c: Include tree-inline.h.
8360 (can_unroll_loop_p): Pass eni_size_weights to
8361 tree_num_loop_insns.
8362 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8363 Pass eni_size_weights to estimate_num_insns.
8364 * tree.h (init_inline_once): Export.
8365 * toplev.c (backend_init): Call init_inline_once.
8366 * cgraphunit.c (cgraph_process_new_functions,
8367 cgraph_analyze_function): Pass eni_inlining_weights to
8369 * ipa-inline.c (compute_inline_parameters): Ditto.
8370 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8371 to estimate_num_insns.
8372 (try_unroll_loop_completely): Pass eni_size_weights to
8373 tree_num_loop_insns.
8374 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8375 ot estimate_num_insns.
8376 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8377 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8378 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8379 eni_time_weights): New variables.
8380 (init_inline_once): Initialize them.
8381 (struct eni_data): Mew.
8382 (estimate_num_insns_1, estimate_num_insns): Use weights.
8383 * tree-inline.h (struct eni_weights_d): New.
8384 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8385 (estimate_num_insns): Declaration changed.
8386 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8387 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8388 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8390 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8392 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8393 relations in the conflict function is valid.
8395 2007-01-27 Ian Lance Taylor <iant@google.com>
8397 * common.opt: Add fstrict-overflow.
8398 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8399 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8400 (TYPE_OVERFLOW_UNDEFINED): Define.
8401 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8403 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8404 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8405 (fold_negate_expr): Likewise.
8406 (make_range): Likewise.
8407 (extract_muldiv_1): Likewise.
8408 (maybe_canonicalize_comparison): Likewise.
8409 (fold_comparison): Likewise.
8410 (fold_binary): Likewise.
8411 (tree_expr_nonnegative_p): Likewise.
8412 (tree_expr_nonzero_p): Likewise.
8413 * tree-vrp.c (compare_values): Likewise.
8414 (extract_range_from_binary_expr): Likewise.
8415 (extract_range_from_unary_expr): Likewise.
8416 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8418 (nowrap_type_p): Likewise.
8419 * tree-scalar-evolution.c (simple_iv): Likewise.
8420 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8421 (build_range_check): Likewise.
8422 (extract_muldiv_1): Likewise.
8423 (fold_comparison): Likewise.
8424 * tree-vrp.c (vrp_int_const_binop): Likewise.
8425 (extract_range_from_unary_expr): Likewise.
8426 * convert.c (convert_to_integer): Likewise.
8427 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8428 (fold_comparison): Likewise.
8429 (fold_binary): Likewise.
8430 * optabs.c (optab_for_tree_code): Likewise.
8431 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8432 * simplify-rtx.c (simplify_const_relational_operation): Check
8433 flag_strict_overflow and flag_trapv.
8434 (simplify_const_relational_operation): Likewise.
8435 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8436 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8439 2007-01-27 Roger Sayle <roger@eyesopen.com>
8441 * tree.c (tree_fold_gcd): Delete.
8442 * tree.h (tree_fold_gcd): Remove prototype.
8443 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8444 test whether one constant integer is a multiple of another. Instead
8445 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8446 * fold-const.c (multiple_of_p): We've determined both TOP and
8447 BOTTOM are integer constants so we can call int_const_binop directly
8448 instead of the more generic const_binop.
8450 2007-01-27 Roger Sayle <roger@eyesopen.com>
8452 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8453 1*X check that the constant hasn't overflowed, to preserve the
8455 (round_up): Provide an efficient implementation when rouding-up an
8456 INTEGER_CST to a power-of-two.
8458 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8460 * doc/sourcebuild.texi: Add comma for clarity.
8461 * doc/extend.texi: Fix some typos.
8462 * doc/passes.texi: Likewise.
8463 * doc/cppinternals.texi: Likewise.
8464 * doc/c-tree.texi: Likewise.
8465 * doc/tree-ssa.texi: Likewise.
8466 * doc/install.texi: Likewise.
8468 2007-01-27 Jan Hubicka <jh@suse.cz>
8470 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8471 (pass_sra): Do not require alias information.
8472 * passes.c (init_optimization_passes): Add SRA
8474 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8476 * tracer.c (rest_of_handle_tracer): We already cleaned
8477 up the CFG in tracer() so don't do it here again.
8478 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8479 cleanup_cfg here, either. And don't call renumber_insns.
8481 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8482 and BB_HEAD are in the insn stream here. Instead make sure
8483 that BB_INSN is valid on all insns. Also, do check here that
8484 there are no pending branch predictions...
8485 (rtl_verify_flow_info): ...instead of doing it here. Checks
8486 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8489 2007-01-26 Roger Sayle <roger@eyesopen.com>
8491 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8492 function to simplify/factorize operand order canonicalization.
8493 (ix86_fixup_binary_operands): Reorganize using the above function.
8494 (ix86_binary_operator_ok): Likewise.
8496 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8498 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8499 file scope from optimize_attrs.
8500 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8502 (optimize_attrs): Clear insn_code_values after freeing it.
8504 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8506 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8507 a parts.base assignment.
8509 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8511 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8512 (compute_subscript_distance, initialize_data_dependence_relation,
8513 finalize_ddr_dependent, analyze_ziv_subscript,
8514 analyze_siv_subscript_cst_affine,
8515 compute_overlap_steps_for_affine_univar,
8516 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8517 analyze_siv_subscript, analyze_miv_subscript,
8518 analyze_overlapping_iterations, subscript_dependence_tester_1,
8519 compute_self_dependence, free_dependence_relation): Work
8520 with affine_fn instead of chrecs.
8521 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8522 common_affine_function, affine_function_base,
8523 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8524 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8525 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8526 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8527 (all_chrecs_equal_p): Removed.
8528 * tree-data-ref.h (affine_fn, conflict_function): New types.
8529 (struct subscript): Change type of conflicting_iterations_in_a
8530 and conflicting_iterations_in_b.
8532 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8535 * config/pa/pa.h (TARGET_HPUX_11): New.
8536 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8537 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8539 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8540 Richard Guenther <rguenther@suse.de>
8542 * tree-ssa-structalias.c (solve_graph): Handle case
8543 we merged the variable to another.
8545 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8547 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8550 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8551 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8553 2007-01-25 DJ Delorie <dj@redhat.com>
8555 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8556 allow changes to modes which don't fit in those registers.
8558 * reload1.c (choose_reload_regs): Check for invalid subregs before
8559 computing their locations, not after.
8561 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8564 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8565 save Altivec registers in an eh_return function.
8566 (compute_vrsave_mask): Likewise.
8567 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8568 for saving Altivec registers.
8569 (rs6000_emit_prologue): Don't allocate stack twice in
8570 eh_return function. Correct expected value of altivec_save_offset
8571 when using save_world. Describe save of R0 to stack when using
8572 save_world. Describe stack pointer adjustment when using
8573 save_world. Remove duplicated eh_return parameter register saving.
8574 Update sp_offset variable after save_world.
8575 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8577 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8578 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8581 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8583 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8585 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8588 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8589 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8591 2007-01-25 Richard Guenther <rguenther@suse.de>
8593 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8594 * common.opt (-Wcoverage-mismatch): New warning option.
8595 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8596 if -Wcoverage-mismatch is given.
8598 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8600 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8601 (ipcp_driver): Change to static definition.
8602 Add dumping of the ifunctions.
8603 (constant_val_insert): Remove unused parameter. Support for SSA.
8604 (ipcp_propagate_const): Support for SSA.
8605 (ipcp_profile_bb_print): Print only analyzed nodes.
8606 (ipcp_replace_map_create): Remove support for Fortran constant
8608 * ipa-prop.c (ipa_method_modify_stmt,
8609 ipa_callsite_compute_param): Support for SSA.
8610 * ipa-prop.h (ipcp_driver): Remove declaration.
8611 (IS_VALID_TREE_MAP_INDEX): Add define.
8613 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8615 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8617 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8620 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8621 constant argument to cabs and do it without checking for
8622 -funsafe-math-optimizations.
8624 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8626 * c-common.h (RID_FIRST_CXX0X): New.
8627 (RID_LAST_CXX0X): New.
8628 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8630 * c.opt (Wc++0x-compat): New.
8631 * doc/invoke.texi (-Wc++0x-compat): Document.
8633 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8635 * builtins.c (fold_builtin_carg): New.
8636 (fold_builtin_1): Use it.
8638 2007-01-24 Jan Hubicka <jh@suse.cz>
8640 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8642 * ipa-inline.c (initial_insns, max_insns): Delete.
8643 (compute_max_insns): New function.
8644 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8645 of insns as base for code growth.
8646 (cgraph_decide_inlining): Make initial_insns local; do not compute
8648 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8649 * doc/invoke.texi (inline-unit-growth): Update docs.
8651 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8653 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8654 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8655 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8656 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8657 for CPUs that have PTA_CX16 set.
8660 * gimplify.c (omp_check_private): New function.
8661 (gimplify_scan_omp_clauses): Use it for
8662 firstprivate/lastprivate/reduction.
8665 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8666 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8669 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8670 If lower_lastprivate_clauses emits some statements, append them
8671 to dlist rather than body_p and to body_p append an initializer.
8672 (lower_omp_for): Adjust caller.
8674 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8676 * target.h (globalize_decl_name): New.
8677 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8678 * output.h (default_globalize_decl_name): New.
8679 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8681 (globalize_decl): Ditto.
8682 (default_globalize_decl_name): New.
8683 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8684 (ia64_handle_version_id_attribute): New.
8685 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8686 (ia64_asm_output_external): Use globalize_decl_name instead
8688 * doc/extend.texi (version_id): New pragma.
8689 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8691 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8693 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8694 _uleb128_t and _Unwind_SWord with _sleb128_t.
8695 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8696 uw_frame_state_for, uw_update_context_1): Likewise.
8697 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8698 * unwind-pe.h (read_uleb128, read_sleb128,
8699 read_encoded_value_with_base): Likewise.
8700 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8702 2007-01-24 Richard Guenther <rguenther@suse.de>
8704 * builtins.c (expand_builtin_cexpi): Get the fndecl
8705 for cexp in the correct way.
8707 2007-01-24 Jan Hubicka <jh@suse.cz>
8709 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8711 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8713 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8714 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8715 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8716 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8717 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8718 __SIZEOF_PTRDIFF_T__.
8719 * doc/cpp.texi: Documentation for the new builtin macros added.
8721 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8723 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8724 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8725 instead of operands[2] to avoid access past the end of array.
8727 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8729 * reload1.c (emit_reload_insns): Pass the reload register
8730 for a non-spill output reload through forget_old_reloads_1.
8732 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8734 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8735 _SOFT_DOUBLE if doubles use software floating-point.
8736 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8737 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8738 * config/rs6000/darwin-ldouble.c: Also compile functions for
8739 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8740 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8741 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8742 commented-out long double override.
8743 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8744 * config/rs6000/eabispe.h: Likewise.
8745 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8746 long double for non-SPE.
8747 (rs6000_handle_option): Likewise.
8748 (invalid_e500_subreg): Disallow more subregs involding DImode,
8749 DFmode, TImode or TFmode.
8750 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8752 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8754 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8755 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8757 (rs6000_legitimate_address): Also check for TFmode for E500
8759 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8760 (spe_build_register_parallel): Handle TFmode and TCmode.
8761 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8763 (function_arg): Handle TFmode and TCmode for E500 double.
8764 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8766 (print_operand): Handle TFmode and TImode for %y.
8767 (rs6000_generate_compare): Handle TFmode comparisons for E500
8769 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8770 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8771 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8772 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8773 TFmode for E500 double.
8774 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8775 (floatsidf2): Enable for E500 double.
8776 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8777 (extenddftf2): Change to extenddftf2_fprs.
8778 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8779 depending on TARGET_E500_DOUBLE.
8780 (extendsftf2): Enable for E500 double.
8781 (trunctfdf2): Enable for E500 double.
8782 (trunctfsf2): Change to trunctfsf2_fprs.
8783 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8784 depending on TARGET_E500_DOUBLE.
8785 (floatsitf2): Enable for E500 double.
8786 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8787 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8788 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8789 (negtf2): Change to negtf2_internal.
8790 (negtf2): New expander.
8791 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8792 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8793 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8794 (movdi_internal32): Use rs6000_nonimmediate_operand.
8795 (unnamed splitter): Likewise.
8796 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8797 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8798 (SPE64TF, DITI): New mode macros.
8799 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8802 (frob_<mode>_di_2): New.
8803 (frob_tf_di_8_2): New.
8804 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8806 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8808 (frob_ti_<mode>_8_2): New.
8809 (frob_ti_tf_2): New.
8810 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8811 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8813 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8814 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8815 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8816 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8817 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8818 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8821 2007-01-23 Ian Lance Taylor <iant@google.com>
8823 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8825 (OBJS-archive): Reformat, alphabetize.
8826 (OBJS): Change out_object_file to OBJS-md.
8828 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8831 JUMP_P and CALL_P predicates where applicable.
8832 * config/i386/i386.c: Ditto.
8833 * config/i386/i386.md: Ditto.
8834 * config/i386/mmx.md: Ditto.
8835 * config/i386/predicates.md: Ditto.
8837 2007-01-22 Andreas Schwab <schwab@suse.de>
8839 * config/m68k/m68k.h: Fix comment.
8841 2007-01-22 Jan Hubicka <jh@suse.cz>
8843 * passes.c (init_optimization_passes): Do not rerun
8844 pass_early_warn_uninitialized.
8846 2007-01-22 Richard Guenther <rguenther@suse.de>
8848 PR tree-optimization/30038
8849 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8851 (execute_cse_sincos_1): Likewise.
8852 (execute_cse_sincos): Likewise.
8853 (gate_cse_sincos): Likewise.
8854 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8855 the cexpi() canonicalization of sincos().
8856 * tree-pass.h (pass_cse_sincos): Declare.
8857 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8859 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8861 PR rtl-optimization/29329
8862 * combine.c (replaced_rhs_insn): Rename to i2mod.
8863 (replaced_rhs_value): Rename to i2mod_new_rhs.
8864 (i2mod_old_rhs): New global variable.
8865 (combine_instructions): Adjust for above change. Save a copy of
8866 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8867 note are substituted in the second instruction.
8868 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8869 ditch the note if it pertains to the second eliminated register
8870 and this register is mentioned in i2mod_old_rhs.
8873 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8875 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8876 the insn to which the note was originally attached.
8878 2007-01-21 Jan Hubicka <jh@suse.cz>
8880 * ipa-inline.c (inlining_mode): Comment, move up.
8881 (cgraph_decide_inlining_incrementally): Do not perform inlining
8882 itself; fix handling of flattening of self recursive functions.
8883 (cgraph_find_cycles): Remove.
8884 (cgraph_flatten_node): Remove.
8885 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8886 (try_inline): New function.
8887 (cgraph_early_inlining): Update call of
8888 cgraph_decide_inlining_incrementally. Apply inlining here.
8889 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8891 2007-01-21 Dirk Mueller <dmueller@suse.de>
8894 * tree-vrp.c (check_array_bounds): do not warn
8895 about ADDR_EXPR's of ARRAY_REF's which are immediately
8896 used in binary expressions.
8898 2007-01-21 Ira Rosen <irar@il.ibm.com>
8900 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8901 read_write_dep and macros for its access.
8902 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8903 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8904 argument, call vect_check_interleaving for every independent pair of
8905 data-refs. Mark loads that access the same memory location as a store
8907 (vect_check_dependences): Remove.
8908 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8909 call, fix the call to vect_analyze_data_ref_dependence.
8910 (vect_analyze_data_ref_access): For statements that access the same
8911 data-ref, check that they are not stores; for loads, check that there
8912 is no store that access the same location.
8914 2007-01-20 Roger Sayle <roger@eyesopen.com>
8915 Joseph Myers <joseph@codesourcery.com>
8917 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8918 (-fdump-rtl-stack): Likewise.
8919 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8920 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8921 (-mpt-fixed): Use @minus{} for minus sign.
8922 (Using Precompiled Headers): Fix under/overfull hbox.
8924 2007-01-20 Jan Hubicka <jh@suse.cz>
8926 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8927 place within annotation.
8929 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8931 * pa.c (output_move_double): Change array size of xoperands to 4.
8933 2007-01-20 Jan Hubicka <jh@suse.cz>
8935 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8938 2007-01-19 Ian Lance Taylor <iant@google.com>
8940 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8941 constant to unsigned HOST_WIDE_INT before negating.
8943 2007-01-19 Ian Lance Taylor <iant@google.com>
8945 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8947 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8948 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8949 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8950 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8951 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8952 (realloc_vdef, realloc_vuse): Change second parameter to
8954 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8956 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8957 unsigned. Change x and lim locals to unsigned.
8958 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8960 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8961 (copy_virtual_operands): Change i and n locals to unsigned.
8963 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8966 * builtins.c (fold_builtin_1): Handle builtin fdim.
8968 2007-01-20 Jan Hubicka <jh@suse.cz>
8970 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8971 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8972 init_alias_heapvars.
8973 (init_alias_heapvars): Initialize only when not already initialized.
8974 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8976 2007-01-19 Roger Sayle <roger@eyesopen.com>
8978 * common.opt (fsigned-zeros): New command line option.
8979 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8980 of flag_unsafe_math_optimizations.
8981 * opts.c (set_fast_math_flags): The -ffast-math command line option
8982 implies -fno-signed-zeros.
8983 (fast_math_flags_set_p): Likewise.
8985 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8986 the documentation of -ffast-math appropriately. Wrap long lines.
8988 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8990 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8991 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8993 2007-01-19 Tomas Bily <tbily@suse.cz>
8995 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8997 (tree_init_ic_make_global_vars): New function
8998 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8999 (tree_gen_ic_profiler): New function
9000 (tree_gen_ic_func_profiler): New function
9001 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9002 (tree_profile_hooks): Added hook for indirec/virtual calls
9003 * value-prof.c (tree_find_values_to_profile): New case for
9005 (tree_values_to_profile): Call for determining indirect/virtual
9007 (tree_indirect_call_to_profile): New function
9008 (tree_ic_transform): New function
9009 (tree_ic): New function
9010 (find_func_by_pid): New function
9011 (init_pid_map): New function
9012 (tree_value_profile_transformations): Added check for
9013 indirect/virtual call transformation
9014 * value-prof.h (enum hist_type): New counter type for
9015 indirect/virtual calls
9016 (profile_hooks): Added new hook for profiling indirect/virtual
9018 * profile.c (instrument_values): New case for indirect/virtual
9020 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9021 (GCOV_COUNTER_V_INDIR): New counter type
9022 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9023 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9025 * cgraph.c: Definition of cgraph_max_pid
9026 (cgraph_create_node): Default init of pid attribute
9027 * cgraph.h: Declaration of cgraph_max_pid
9028 (struct cgraph_node): Added pid attribute
9029 * libgcov.c (__gcov_indirect_call_profiler): New function
9030 (__gcov_one_value_profiler_body): New function
9031 (__gcov_one_value_profiler): Body was moved to
9032 __gcov_one_value_profiler_body and calls it
9034 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9036 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9037 * gengtype.c (write_types_data, write_func_for_structure,
9038 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9039 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9040 (walk_type, write_func_for_structure): Generate the mark_hook if
9043 2007-01-19 Jan Hubicka <jh@suse.cz>
9045 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9046 'early' argument take inlining mode argument specifying whether to
9047 inline for size/speeed or all functions; add support for flattening;
9049 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9051 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9054 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9055 the name of the declared identifier.
9057 2007-01-19 Dirk Mueller <dmueller@suse.de>
9059 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9060 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9061 duplicate evaluation.
9063 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9065 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9066 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9067 to XFMode, use acosxf2 and truncate result to requested mode.
9068 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9069 (asin<mode>2): Similarly, with asin expanders.
9070 (*fscalexf4_i387): Rename from *fscalexf4.
9071 (expNcorexf3): New expander.
9072 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9073 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9074 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9075 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9076 patterns for SSE math.
9077 (exp10<mode>2): Similarly, with exp10 expanders.
9078 (exp2<mode>2): Similarly, with exp2 expanders.
9079 (expm1<mode>2): Similarly, with expm1 expanders.
9080 (ldexp<mode>3): Similarly, with ldexp expanders.
9081 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9082 Use gen_truncxf<mode>2_i387_noop to truncate result.
9084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9086 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9087 for ColdFire targets.
9089 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9090 Richard Sandiford <richard@codesourcery.com>
9092 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9093 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9094 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9095 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9096 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9097 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9101 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9102 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9103 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9104 (*adddi_dilshr32_cf): New pattern.
9105 (adddi3, subdi3): Remove first alternatives.
9107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9109 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9110 implemented using move.l, do not use its cc result for floating-point
9113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9115 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9116 from accepting 's' constraints if flag_pic.
9118 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9120 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9121 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9122 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9123 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9125 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9127 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9128 ColdFire alternatives.
9129 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9130 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9131 architectures that support ff1 instruction.
9133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9134 Julian Brown <julian@codesourcery.com>
9136 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9137 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9138 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9141 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9143 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9145 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9146 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9147 HOST_WIDE_INT instead of an rtx.
9148 (m68k_rtx_costs): Update call accordingly.
9149 (output_move_const_into_data_reg): Likewise. Fix formatting.
9150 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9152 (output_move_simode_const): Update calls after above changes.
9153 Rework to use automatic variables and predicates like MEM_P.
9154 * config/m68k/m68k.md (pushexthisi_const): Update call to
9157 2007-01-19 Dirk Mueller <dmueller@suse.de>
9159 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9162 2007-01-19 Richard Guenther <rguenther@suse.de>
9164 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9165 via cexp in case sincos is not available.
9167 2007-01-19 Richard Guenther <rguenther@suse.de>
9169 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9170 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9171 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9172 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9173 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9174 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9175 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9176 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9178 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9182 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9183 (atan2xf3): Directly generate RTL pattern.
9184 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9185 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9186 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9187 disable patterns for SSE math.
9188 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9189 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9190 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9191 disable patterns for SSE math.
9193 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9195 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9197 2007-01-18 Roger Sayle <roger@eyesopen.com>
9199 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9200 VIEW_CONVERT_EXPR to the same type as it's operand.
9202 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9204 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9205 configured for long double 128.
9207 2007-01-18 Mike Stump <mrs@apple.com>
9209 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9212 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9214 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9217 2007-01-18 Jan Hubicka <jh@suse.cz>
9219 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9220 greater than NUM_VOP_FREE_BUCKETS.
9222 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9224 * tree-ssa-structalias.c: Update comments.
9225 (ptabitmap_obstack): Removed.
9227 (oldpta_obstack): Ditto.
9228 (stats): Add a few members.
9229 (struct variable_info): Remove node, complex, address_taken, and
9230 indirect_target members. Add oldsolution member.
9231 (new_var_info): Do not initialize removed members.
9232 (constraint_expr_type): Remove INCLUDES.
9233 (constraint_graph): Add size, implicit_preds, rep,
9234 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9235 (FIRST_REF_NODE): New macro.
9236 (LAST_REF_NODE): Ditto.
9237 (FIRST_ADDR_NODE): Ditto.
9238 (find): New function.
9240 (dump_constraint): Do not handle INCLUDES.
9241 (insert_into_complex): Do not insert duplicate constraints.
9242 (condense_varmap_nodes): Renamed and rewritten into ...
9243 (merge_node_constraints): This. Also fix bug in handling of
9244 offseted copy constraints.
9245 (clear_edges_for_node): No longer need to deal with preds at all,
9246 or removing associated preds/succs.
9247 (merge_graph_nodes): Deal with indirect_cycles.
9248 Don't deal with predecessors.
9249 (add_implicit_graph_edge): New function.
9250 (add_pred_graph_edge): Ditto.
9251 (add_graph_edge): Don't deal with predecessors.
9252 (build_constraint_graph): Removed.
9253 (build_pred_graph): New function.
9254 (build_succ_graph): Ditto.
9255 (struct scc_info): Removed in_component. Added roots, dfs, and
9256 node_mapping. Remove visited_index, unification_queue.
9257 (scc_visit): Deal with union-find we do now.
9258 Deal with cycles with REF nodes.
9259 (collapse_nodes): Renamed and rewritten to ...
9260 (unify_nodes): This.
9261 (process_unification_queue): Removed.
9262 (topo_visit): Cleanup
9263 (do_da_constraint): Use find.
9264 (do_sd_constraint): Ditto.
9265 (do_ds_constraint): Ditto.
9266 (do_complex_constraint): Ditto.
9267 (init_scc_info): Update for removed and added members.
9268 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9269 (find_indirect_cycles): This.
9270 (equivalence_class): New variable.
9271 (label_visit): New function.
9272 (perform_variable_substitution): Rewritten.
9273 (free_var_substitution_info): New function.
9274 (find_equivalent_node): Ditto.
9275 (move_complex_constraints): Ditto.
9276 (eliminate_indirect_cycles): Ditto.
9277 (solve_graph): Only propagate changed bits.
9278 Use indirect cycle elimination.
9280 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9281 (tree_id_eq): Renamed to ...
9282 (tree_vi_eq): This. Update for member change
9283 (insert_id_for_tree): Renamed and rewritten to ...
9284 (insert_vi_for_tree): This.
9285 (lookup_id_for_tree): Renamed and rewritten to ...
9286 (lookup_vi_for_tree): This.
9287 (get_id_for_tree): Renamed and rewritten to ...
9288 (get_vi_for_tree): Ditto.
9289 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9290 (process_constraint): Don't handle INCLUDES.
9291 Remove special ADDRESSOF case.
9292 (find_func_aliases): Rewrite to use vi functions instead of id
9294 (create_function_info_for): Ditto.
9295 (create_variable_info_for): Ditto.
9296 (intra_create_variable_infos): Ditto.
9297 (merge_smts_into): Ditto.
9298 (find_what_p_points_to): Ditto.
9299 (init_base_vars): Ditto.
9300 (init_alias_vars): Ditto.
9301 (remove_preds_and_fake_succs): New function.
9302 (dump_sa_points_to_info): Dump new stats.
9303 (dump_solution_for_var): Use find.
9304 (set_used_smts): Fix formatting.
9305 (compute_points_to_sets): Updated for new functions.
9306 (ipa_pta_execute): Ditto.
9308 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9309 Richard Sandiford <richard@codesourcery.com>
9311 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9313 * calls.c (expand_call): If the return value is a PARALLEL,
9314 extract its first member.
9315 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9316 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9317 use FUNCTION_EXTRA_EPILOGUE.
9318 (m68k_function_value): Return a PARALLEL if the return value
9319 is of a pointer type.
9320 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9321 (FUNCTION_EXTRA_EPILOGUE): Remove.
9322 * config/m68k/m68k.md (D0_REG): New constant.
9324 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9326 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9327 output a NOP for empty epilogues.
9329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9331 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9332 before function. Extend register save check to include all
9333 registers, not just integer ones.
9335 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9337 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9338 (m68k_use_return_insn): ...this.
9339 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9340 * config/m68k/m68k.c (use_return_insn): Rename to...
9341 (m68k_use_return_insn): ...this.
9342 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9345 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9347 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9348 nearest even, fix denormal rounding overflow.
9350 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9352 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9353 f%$smove and f%$move.
9354 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9355 (extendsfdf2_cf): Use fdmove instead of f%&move.
9356 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9357 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9359 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9361 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9366 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9367 (coldfire_single_format): Declare.
9368 (coldfire_double_format): Likewise.
9369 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9370 of qnan_msb_set to determine the lower bits of a canonical
9372 (encode_ieee_double): Likewise.
9373 (encode_ieee_quad): Likewise.
9374 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9375 (mips_single_format): Likewise.
9376 (ieee_double_format): Likewise.
9377 (mips_double_format): Likewise.
9378 (ieee_extended_motorola_format): Likewise.
9379 (ieee_extended_intel_96_format): Likewise.
9380 (ieee_extended_intel_128_format): Likewise.
9381 (ieee_extended_intel_96_round_53_format): Likewise.
9382 (ibm_extended_format): Likewise.
9383 (mips_extended_format): Likewise.
9384 (ieee_quad_format): Likewise.
9385 (mips_quad_format): Likewise.
9386 (vax_f_format): Likewise.
9387 (vax_d_format): Likewise.
9388 (vax_g_format): Likewise.
9389 (i370_single_format): Likewise.
9390 (i370_double_format): Likewise.
9391 (decimal_single_format): Likewise.
9392 (decimal_double_format): Likewise.
9393 (decimal_quad_format): Likewise.
9394 (c4x_single_format): Likewise.
9395 (c4x_extended_format): Likewise.
9396 (real_internal_format): Likewise.
9397 (coldfire_single_format): New real_format.
9398 (coldfire_double_format): Likewise.
9399 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9400 canonical_nan_lsbs_set.
9401 (pdp11_d_format): Likewise.
9402 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9403 if TARGET_COLDFIRE_CPU.
9405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9407 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9408 (output_call, m68k_legitimize_call_address): Declare.
9409 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9410 parenthesees. Add support for a 'W' constraint.
9411 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9412 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9413 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9414 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9416 (override_options): Initialize them. Do not set flag_no_function_cse
9417 for TARGET_ID_SHARED_LIBRARY.
9418 (m68k_output_pic_call): Delete.
9419 (m68k_legitimize_call_address): New function.
9420 (print_operand): Remove the %o prefix. Handle the %p prefix.
9421 (output_call): New function.
9422 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9423 target address from the GOT if symbolic jumps are not allowed.
9424 * config/m68k/m68k.md (call, general_operand): Do not set
9425 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9426 Merge separate flag_pic and !flag_pic define_insns into...
9427 (*call, *call_value): ...these new patterns. Match the address
9428 rather than the containing MEM and require it to be a call_operand.
9429 Use output_call to generate the asm template.
9430 * config/m68k/predicates.md (const_call_operand): New predicate.
9431 (call_operand): Likewise.
9433 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9435 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9436 (STACK_GROWS_DOWNWARD): Define to 1.
9437 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9438 comments, emphasizing that these values are only defaults.
9439 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9440 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9444 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9446 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9447 Richard Sandiford <richard@codesourcery.com>
9449 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9450 (FP_REGNO_P): New macros.
9451 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9452 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9453 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9454 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9456 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9458 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9459 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9461 * config/m68k/t-floatlib: New file, extracting common code from...
9462 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9463 * config/m68k/t-uclinux: Here.
9464 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9465 routines on ColdFire targets.
9467 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9469 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9470 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9471 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9472 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9473 explicitly set MOTOROLA to 1.
9474 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9477 Nathan Sidwell <nathan@codesourcery.com>
9479 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9480 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9481 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9482 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9483 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9484 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9485 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9486 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9487 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9488 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9489 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9490 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9491 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9492 (DBX_REGISTER_NUMBER): Delete.
9493 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9494 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9495 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9497 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9499 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9500 * config/flat.h: New file.
9501 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9503 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9504 indirect references for -msep-data or -mid-shared-library.
9505 Do not use PC-relative code addresses either.
9506 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9508 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9509 for shared libraries and crt1.o for executables. Use crti.o and
9511 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9512 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9513 Do not add -elf2flt or -shared-lib-id options here.
9514 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9515 Pass -shared-lib-id if -mid-shared-library, taking the library
9516 identifier from -mshared-library-id if given, otherwise
9518 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9519 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9520 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9521 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9522 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9523 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9525 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9526 jump sequence for ISA A and ISA A+.
9527 (PICJUMP): Likewise.
9529 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9531 * config.gcc (m68k-*-uclinux*): Base the port on the common
9532 and m68k GNU/Linux files rather than on the generic ELF ones.
9533 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9534 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9536 2007-01-18 Julian Brown <julian@codesourcery.com>
9537 Richard Sandiford <richard@codesourcery.com>
9539 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9540 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9541 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9543 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9545 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9549 * doc/install.texi: Document m68k-uclinuxoldabi.
9550 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9551 * config/m68k/uclinux-oldabi.h: New file, copied from
9552 config/m68k/uclinux.h.
9554 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9556 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9557 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9558 (m32r_compute_frame_size): Use unsigned for regno.
9559 (m32r_reload_lr): Use gen_frame_mem.
9561 (m32r_output_function_epilogue): Don't output the function epilogue
9563 (m32r_expand_epilogue): New.
9564 (direct_return): Return false if the function has the interrupt
9566 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9567 * config/m32r/m32r.md (epilogue): New expander.
9568 (return_lr, return_rte): New insns.
9569 (return): Make it expander.
9570 (return_normal): New expander.
9572 2007-01-18 Josh Conner <jconner@apple.com>
9575 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9576 support for UNLE, UNLT, UNGE, and UNGT.
9578 2007-01-18 Jan Hubicka <jh@suse.cz>
9580 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9581 * tree-tailcall (add_virtual_phis): Likewise.
9582 (optimize_tail_call): Return TODOs.
9583 (execute_tail_calls): Return TODOs.
9584 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9585 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9587 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9588 Cleanup cfg using TODO.
9589 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9590 * passes.c (execute_function_todo): When cleanup did something, remove
9592 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9593 (make_edges): Don't cleanup_cfg.
9595 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9597 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9598 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9599 operate on the top of stack.
9600 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9601 register handling of instructions that output to the second
9603 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9604 (move_for_stack_reg): Special-case check for dead destination
9605 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9607 * config/i386/i386.md (UNSPEC_TAN): New constant.
9608 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9609 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9610 to correctly model move of constant 1.0 to top stack slot.
9611 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9612 (unnamed peephole2 pattern): Remove corresponding peephole2
9613 pattern that optimizes tan insn and loading of constant 1.0.
9614 (tanxf2): Use fptanxf4_i387.
9615 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9616 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9617 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9618 disable patterns for SSE math.
9619 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9620 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9622 2007-01-18 Dirk Mueller <dmueller@suse.de>
9623 Richard Guenther <rguenther@suse.de>
9626 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9627 * common.opt (Warray-bounds): Add new warning option.
9628 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9630 * Makefile.in: make tree-vrp.o depend on toplev.h
9631 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9633 (check_array_refs, check_array_bounds, check_array_ref): New.
9635 2007-01-18 Jan Hubicka <jh@suse.cz>
9637 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9638 (execute_ssa_ccp): Return flags conditionally.
9639 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9641 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9643 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9645 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9646 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9648 * Makefile.c (GTFILES): Add cfglayout.h.
9649 * gengtype.c (open_base_files): Likewise.
9650 * cfglayout.c (cfg_layout_function_footer,
9651 cfg_layout_function_header) Reindent to make gengtype happy.
9652 * cfglayout.h (cfg_layout_function_footer,
9653 cfg_layout_function_header): Add GTY(()) marker.
9655 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9657 2007-01-18 Ben Elliston <bje@au.ibm.com>
9659 * genautomata.c (write_automata): Include xstrerror output in the
9660 error message if writing the DFA description file fails.
9662 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9664 * config/mips/mips-protos.h (mips_output_external): Make it
9666 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9667 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9668 (extern_list): Likewise.
9669 (extern_head): Likewise.
9670 (TARGET_ASM_FILE_END): Likewise.
9671 (mips_file_end): Likewise.
9672 (mips_output_external): Rewritten.
9674 2007-01-18 Ben Elliston <bje@au.ibm.com>
9676 * genpreds.c (write_insn_preds_c): Only write out the function
9677 body for regclass_for_constraint if we have register constraints.
9679 2007-01-17 Tom Tromey <tromey@redhat.com>
9681 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9682 * doc/install.texi (Testing): Use sourceware.org.
9683 (Binaries): Likewise.
9684 (Specific): Likewise.
9685 * doc/contrib.texi (Contributors): Use sourceware.org.
9687 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9689 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9690 (AVR_ENHANCED): Rename to ...
9691 (AVR_HAVE_MUL): ... new.
9692 (avr_enhanced_p): Rename to ...
9693 (avr_have_mul_p): ... new.
9694 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9695 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9696 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9697 (avr_have_mul_p): ... new.
9698 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9699 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9700 'avr_enhanced_p' and 'enhanced'.
9701 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9702 AVR_HAVE_MUL instead of AVR_ENHANCED.
9703 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9704 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9705 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9706 instead of AVR_ENHANCED.
9707 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9708 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9709 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9711 2007-01-17 Ian Lance Taylor <iant@google.com>
9713 * vec.h (VEC_reserve_exact): Define.
9714 (vec_gc_p_reserve_exact): Declare.
9715 (vec_gc_o_reserve_exact): Declare.
9716 (vec_heap_p_reserve_exact): Declare.
9717 (vec_heap_o_reserve_exact): Declare.
9718 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9720 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9722 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9723 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9724 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9725 * vec.c (calculate_allocation): Add exact parameter. Change all
9727 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9728 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9729 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9730 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9731 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9732 (vec_heap_p_reserve_exact): New function.
9733 (vec_heap_o_reserve_exact): New function.
9735 2007-01-17 Jan Hubicka <jh@suse.cz>
9737 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9739 2007-01-17 Eric Christopher <echristo@apple.com>
9741 * config.gcc: Support core2 processor.
9743 2007-01-16 Jan Hubicka <jh@suse.cz>
9745 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9746 the names, just unlink the chain so we don't crash on dangling pointers
9749 2007-01-16 Jan Hubicka <jh@suse.cz>
9751 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9752 * tree-pass.h: Reorder to make IPA passes appear toegher.
9753 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9754 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9755 parameters, do not call early inliner.
9756 * ipa-inline.c: Update comments. Include tree-flow.h
9757 (cgraph_decide_inlining): Do not compute inlining parameters.
9758 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9759 be called with function context set up.
9760 (pass_ipa_inline): Remove unreachable functions before pass.
9761 (cgraph_early_inlining): Simplify assuming to be called from the
9763 (pass_early_inline): New pass.
9764 (cgraph_gate_ipa_early_inlining): New gate.
9765 (pass_ipa_early_inline): Turn into simple wrapper.
9766 (compute_inline_parameters): New function.
9767 (gate_inline_passes): New gate.
9768 (pass_inline_parameters): New pass.
9769 (apply_inline): Move here from tree-optimize.c
9770 (pass_apply_inline): New pass.
9771 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9773 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9775 (tree_function_versioning): Do not allocate dummy struct function.
9776 * tree-inline.h (optimize_inline_calls): Update prototype.
9777 * tree-optimize.c (execute_fixup_cfg): Export.
9778 (pass_fixup_cfg): Remove
9779 (tree_rest_of_compilation): Do not apply inlines.
9780 * tree-flow.h (execute_fixup_cfg): Declare.
9781 * Makefile.in (gt-passes.c): New.
9782 * passes.c: Include gt-passes.h
9783 (init_optimization_passes): New passes.
9784 (nnodes, order): New static vars.
9785 (do_per_function_toporder): New function.
9786 (execute_one_pass): Dump current pass here.
9787 (execute_ipa_pass_list): Don't dump current pass here.
9789 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9791 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9792 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9794 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9796 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9797 (strong_alias): Define.
9798 (__gcc_qmul): Provide non-FMA for soft-float.
9804 (__gcc_qunord): New.
9814 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9815 soft-float functions.
9816 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9817 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9818 about long double soft float.
9820 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9821 Tehila Meyzels <tehila@il.ibm.com>
9823 * tree-vectorizer.h (is_pattern_stmt_p): New.
9824 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9825 formatting (tabs instead of spaces). Cleanup and clarify setting
9826 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9827 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9828 (vectorizable_type_demotion): Check that types are integral.
9829 (vectorizable_type_promotion): Likewise.
9830 (vectorizable_store): Fix typo. Eliminate new-line at end of
9833 2007-01-16 Jan Hubicka <jh@suse.cz>
9835 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9838 2007-01-15 Eric Christopher <echristo@apple.com>
9840 * ifcvt.c: Include vec.h, vecprim.h.
9841 (check_cond_move_block): New argument regs.
9842 Reorganize. Add registers used to regs.
9843 (cond_move_process_if_block): Use regs set above as
9846 2007-01-15 Eric Christopher <echristo@apple.com>
9848 * config/darwin.h: Update copyright.
9849 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9850 (LINK_COMMAND_SPEC): Add -u.
9851 (LINK_SPEC): Fix umbrella for above.
9853 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9855 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9858 2007-01-15 Tom Tromey <tromey@redhat.com>
9860 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9861 * doc/install.texi (Testing): Don't mention jacks.
9862 (Configuration): Document --enable-java-maintainer-mode. Move
9863 --with-java-home to libgcj-specific section. Document
9865 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9867 2007-01-15 Jan Hubicka <jh@suse.cz>
9869 * tree-ssa-dce.c (DCE_TODOs): New.
9870 (propagate_necessity): Return if something changed.
9871 (eliminate_unnecessary_stmts): Likewise.
9872 (perform_tree_ssa_dce): Return TODO flags when needed.
9873 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9875 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9877 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9878 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9879 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9880 patterns using X87MODEF12 mode macro. Extend operand 1
9881 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9882 (log10<mode>2): Ditto.
9883 (log2<mode>2): Ditto.
9884 (log1p<mode>2): Ditto.
9885 (logb<mode>2): Ditto.
9886 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9887 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9888 (*fxtractxf3_i387): Rename from *fxtractxf3.
9889 (fxtract_extend<mode>xf3_i387): New insn pattern.
9890 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9891 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9892 and gen_fyl2xxf3_i387().
9894 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9896 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9897 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9898 get_loop_exit_edges. Changed return type to bool.
9899 * cfgloop.h (fix_loop_placement): Declaration removed.
9901 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9903 * param.h (MIN_VECT_LOOP_BOUND): New.
9904 * params.def (MIN_VECT_LOOP_BOUND): New.
9905 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9906 argument - minimum threshold for number of iterations.
9907 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9908 argument to declaration.
9909 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9910 MIN_VECT_LOOP_BOUND.
9911 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9912 slpeel_tree_peel_loop_to_edge with additional argument.
9913 (vect_do_peeling_for_alignment): Likewise.
9914 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9916 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9919 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9922 2007-01-14 Jan Hubicka <jh@suse.cz>
9924 * tree-dfa.c (remove_referenced_var): New function.
9925 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9926 prune referenced vars list too.
9927 * tree-flow.h (remove_referenced_var): Declare.
9929 2007-01-14 Jan Hubicka <jh@suse.cz>
9931 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9933 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9934 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9935 * except.h (verify_eh_throw_table_statements): Kill prototype.
9936 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9937 into call exrepssions.
9938 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9940 * tree-cfg.c: Include pointer-set.h.
9941 (verify_node_sharing): Work on pointer set.
9942 (verify_eh_throw_stmt_node): New.
9943 (verify_stmts): Use pointers sets, verify throw_stmt.
9945 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9947 * ipa-reference.c (analyze_function): Consider also addresses taken
9950 2007-01-12 Roger Sayle <roger@eyesopen.com>
9952 * c-typeck.c (null_pointer_constant_p): Replace use of
9953 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9954 (build_c_cast): Likewise.
9956 2007-01-12 Roger Sayle <roger@eyesopen.com>
9958 * tree.h (force_fit_type_double): Remove unused final argument.
9959 * c-common.c (constant_expression_warning): Replace use of
9960 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9961 (convert_and_check): Likewise.
9962 (shorten_compare): Update call to force_fit_type_double.
9963 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9964 * convert.c (convert_to_pointer): Update call to
9965 force_fit_type_double.
9966 * fold-const.c (force_fit_type_double): Remove overflowed_const
9968 (int_const_binop, fold_convert_const_int_from_int,
9969 fold_convert_const_int_from_real, fold_div_compare,
9970 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9971 fold_abs_const, fold_not_const): Remove the final argument from
9972 calls to force_fit_type_double.
9974 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9976 * configure.ac: Set insn to "nop" for spu-*-* also.
9977 * configure: Regenerate.
9979 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9981 * builtins.def : Add BUILT_IN_FREE.
9983 2007-01-12 Jan Hubicka <jh@suse.cz>
9985 PR tree-optimization/30443
9986 * tree-inline.c (tree_function_versioning): Do not optimize when
9987 cloning for inlining.
9989 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9991 * doc/loop.texi: Document recording of loop exits.
9992 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9993 (update_single_exits_after_duplication,
9994 update_single_exit_for_duplicated_loop,
9995 update_single_exit_for_duplicated_loops): Removed.
9996 (duplicate_loop_to_header_edge): Do not call
9997 update_single_exits_after_duplication and
9998 update_single_exit_for_duplicated_loops.
9999 (loop_version): Do not update single_exit information.
10000 (fix_loop_structure): Use record_loop_exits instead of
10001 mark_single_exit_loops.
10002 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10003 the lists of loop exits.
10004 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10005 split_edge, merge_blocks): Update the lists of loop exits.
10006 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10007 loop_optimizer_init.
10008 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10009 of mark_single_exit_loops.
10010 (loop_optimizer_finalize): Call release_recorded_exits.
10011 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10012 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10013 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10014 update single exit information.
10015 * lambda-code.c (perfect_nestify): Ditto.
10016 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10017 (mark_single_exit_loops): Removed.
10018 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10019 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10020 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10022 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10023 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10024 (verify_loop_structure): Verify consistency of the exit lists.
10025 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10026 (set_single_exit): Removed.
10027 * cfgloop.h (struct loop_exit): New function.
10028 (struct loop): single_exit_ field replaced by exits field.
10029 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10030 (struct loops): Added exits hash.
10031 (mark_single_exit_loops, set_single_exit): Declaration removed.
10032 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10034 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10036 * doc/invoke.texi: Avoid use of @headitem.
10038 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10040 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10042 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10044 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10047 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10048 Richard Sandiford <richard@codesourcery.com>
10050 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10051 * config/m68k/m68k.opt: Resort options.
10052 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10054 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10055 Richard Sandiford <richard@codesourcery.com>
10057 * doc/invoke.texi: Document the macros that are defined by
10058 m68k's -mtune and -mhard-float options.
10059 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10060 (m68k_cpp_cpu_family): Likewise.
10061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10062 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10063 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10064 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10065 (m68k_cpp_cpu_family): Likewise.
10067 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10069 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10070 macros besides mc68000 as tuning macros. Use a switch statement
10071 to set them and mcpu32.
10073 2007-01-12 Julian Brown <julian@codesourcery.com>
10075 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10076 (TARGET_68040_ONLY): Rename to...
10077 (TARGET_68040): ...this.
10078 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10079 * config/m68k/m68k.md: Likewise.
10081 2007-01-12 Julian Brown <julian@codesourcery.com>
10082 Nathan Sidwell <nathan@codesourcery.com>
10083 Richard Sandiford <richard@codesourcery.com>
10085 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10086 the -mcpu= argument associated with the --with-cpu setting.
10087 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10088 if different from the one implied by the -mcpu setting.
10089 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10090 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10091 * doc/invoke.texi: Mention ColdFire in the introduction to the
10092 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10093 -mno-div and -mhard-float options. Make -m68881 a synonym for
10094 -mhard-float. Document the previously-undocumented -m5206e,
10095 -m528x, -m5307 and -m5407 options. Tweak the existing option
10096 documentation for consistency.
10097 * doc/install.texi: Mention new --with-cpu arguments.
10098 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10099 default CPU if neither -mcpu nor -march are specified.
10100 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10101 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10102 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10103 using m68k_tune to decide between families that implement the
10104 same ISA. Use m68k_tune to set __mcfv4e__.
10105 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10106 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10107 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10108 (FL_ISA_C, FL_ISA_MMU): New macros.
10109 (MASK_COLDFIRE): Delete.
10110 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10111 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10112 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10113 (TARGET_HARD_FLOAT): Do not define here.
10114 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10115 (TUNE_68000): New macro.
10116 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10117 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10118 (TUNE_CFV2): Redefine in terms of m68k_tune.
10119 (uarch_type, target_device, fpu_type): New enums.
10120 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10121 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10122 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10123 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10124 (FL_FOR_isa_c): New macros.
10125 (m68k_isa): New enum.
10126 (m68k_target_selection): New structure.
10127 (all_devices, all_isas, all_microarchs): New tables.
10128 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10129 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10130 (MASK_ALL_CPU_BITS): Delete.
10131 (m68k_find_selection): New function.
10132 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10133 Map the legacy target options to a combination of the new ones.
10134 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10135 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10136 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10138 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10139 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10141 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10142 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10143 * config/m68k/m68k-devices.def: New file.
10145 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10146 Nathan Sidwell <nathan@codesourcery.com>
10148 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10149 (SUBTARGET_EXTRA_SPECS): New macros.
10150 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10151 use %(asm_cpu_spec) instead.
10152 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10153 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10154 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10155 (EXTRA_SPECS): Rename to...
10156 (SUBTARGET_EXTRA_SPECS): ...this.
10158 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10159 Richard Sandiford <richard@codesourcery.com>
10160 Julian Brown <julian@codesourcery.com>
10162 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10163 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10164 to the configuration's default CPU.
10165 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10166 Remove default masks.
10167 (m680[012]0-*-*): Set the default with_cpu to the first part of
10169 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10170 (m68k*-*-linux): Extend the --with-cpu handling to...
10171 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10172 and m68010. Don't set target_cpu_default2.
10173 * doc/install.texi: Document --with-cpu for m68k.
10174 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10175 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10176 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10177 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10178 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10179 (ASM_SPEC): Remove use of %(asm_cpu_default).
10180 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10181 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10182 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10183 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10184 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10185 (TARGET_DEFAULT): Delete.
10186 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10187 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10188 (CPP_CPU_SPEC): Delete.
10189 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10190 the appropriate string.
10191 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10192 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10193 (ASM_SPEC): Don't use %(asm_default_spec).
10194 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10195 TARGET_DEFAULT and add MASK_68881.
10196 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10198 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10200 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10201 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10202 MASK_68010 alongside MASK_68020.
10203 * doc/invoke.texi: Document -m68010.
10204 * config/m68k/m68k.opt (m68010): New.
10205 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10207 (TUNE_68010): New macro.
10208 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10209 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10210 (M68K_CPU_m68332): Add MASK_68010.
10211 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10212 fallback definition.
10213 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10215 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10216 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10217 to all entries that use MASK_68020.
10218 (output_move_simode_const, output_move_himode, output_move_qimode)
10219 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10220 instead of TARGET_68020 to select clr behavior. Remove comment
10221 about there being no TARGET_68010.
10222 * config/m68k/m68k.md: Likewise throughout.
10224 2007-01-12 Julian Brown <julian@codesourcery.com>
10226 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10227 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10228 * config/m68k/m68k.md: Likewise.
10230 2007-01-12 Julian Brown <julian@codesourcery.com>
10232 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10233 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10235 2007-01-12 Julian Brown <julian@codesourcery.com>
10237 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10238 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10239 * config/m68k/m68k.md: Likewise.
10241 2007-01-12 Julian Brown <julian@codesourcery.com>
10242 Richard Sandiford <richard@codesourcery.com>
10244 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10245 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10246 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10248 (TARGET_CPU32): Rename to...
10249 (TUNE_CPU32): ...this.
10250 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10251 (TUNE_CFV2): New macros.
10252 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10253 remove conditions that are implied by TARGET_68020.
10254 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10255 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10256 (m68k_output_function_epilogue): Likewise.
10257 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10258 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10259 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10260 non-68000 timings. Refactor multiplication and division costs.
10261 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10262 TUNE_CPU32 instead of TARGET_CPU32.
10263 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10264 and TUNE_68060 instead of TARGET_68060.
10265 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10266 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10268 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10269 && !TARGET_COLDFIRE" to choose between moveq and clr.
10270 Likewise in the unnamed movsf pattern.
10271 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10272 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10275 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10277 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10278 of tabbing before backslashes.
10280 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10282 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10283 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10284 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10286 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10288 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10289 find_interesting_uses_cond.
10290 (find_interesting_uses_cond): Use extract_cond_operands.
10291 (rewrite_use_compare): Use extract_cond_operands and
10292 force_gimple_operand_bsi. Do not call update_stmt.
10293 (determine_use_iv_cost_condition): Use extract_cond_operands.
10294 Return cheaper of using original bound and changing the exit bound.
10296 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10298 PR tree-optimization/29516
10299 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10300 most_expensive_mult_to_index, addr_to_parts,
10301 create_mem_ref, maybe_fold_tmr): Make the type of
10302 fields of TARGET_MEM_REF sizetype.
10303 (move_fixed_address_to_symbol, move_pointer_to_base):
10305 * tree.def (TARGET_MEM_REF): Add comment on types of
10308 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10310 * c-common.c (vector_types_convertible_p): Treat opaque types as
10311 always convertible if they have the same size, but not otherwise.
10313 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10315 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10316 Remove the b_unconditional field.
10317 (noce_try_sign_mask): Do not look at b_unconditional.
10318 (noce_process_if_block): Do not use merge_if_blocks. Update
10319 the CFG here. Do not set b_unconditional.
10320 (cond_move_process_if_block): Likewise.
10321 (find_cond_trap): Likewise.
10322 (check_cond_move_block): Require simple jump insns at the end
10323 of the basic block.
10325 2007-01-11 Jan Hubicka <jh@suse.cz>
10327 PR tree-optimization/1046
10328 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10329 when alias info is not ready.
10330 (pass_tail_recursion): Do not require aliasing.
10331 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10332 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10333 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10334 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10335 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10336 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10337 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10339 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10340 When aliasing is not build, mark statement as volatile.
10342 2007-01-11 Tom Tromey <tromey@redhat.com>
10344 PR preprocessor/15185, PR preprocessor/20989:
10345 * doc/cppopts.texi <-MT>: Update description of algorithm for
10346 computing default target.
10347 <-M, -MD>: Reword "basename" text.
10349 2007-01-11 Roger Sayle <roger@eyesopen.com>
10351 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10352 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10353 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10354 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10355 fold_builtin_bswap, real_constp, fold_builtin_pow,
10356 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10357 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10358 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10359 * convert.c (convert_to_pointer): Likewise.
10360 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10361 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10362 const_binop, fold_convert_const_int_from_int,
10363 fold_convert_const_int_from_real,
10364 fold_convert_const_real_from_real, sign_bit_p,
10365 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10366 fold_sign_changed_comparison, fold_unary, fold_comparison,
10367 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10368 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10369 * print-tree.c (print_node_brief, print_node): Likewise.
10370 * stor-layout.c (place_field, layout_type): Likewise.
10371 * tree-chrec.c (keep_cast): Likewise.
10372 * tree.c (build_vector, build_real, build_real_from_int_cst,
10373 build_complex): Likewise.
10375 2007-01-11 Roger Sayle <roger@eyesopen.com>
10377 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10378 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10380 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10382 * configure.ac (strict1_warn): Rename to strict_warn.
10383 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10384 cc_set_by_configure, quoted_cc_set_by_configure,
10385 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10386 all_boot_languages, all_stagestuff): Remove.
10387 (target_list): Remove bootstrap targets.
10388 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10389 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10390 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10391 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10392 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10393 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10394 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10395 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10396 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10397 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10398 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10399 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10400 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10401 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10402 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10403 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10404 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10405 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10406 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10407 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10408 (mostlyclean): Adjust.
10409 (clean, distclean): Don't mention bootstrap stuff.
10410 * configure: Regenerate.
10411 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10412 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10413 treelang/config-lang.in (stagestuff): Remove.
10414 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10415 stageprofile, stagefeedback, stagestuff): Remove mention.
10417 2007-01-11 Nick Clifton <nickc@redhat.com>
10419 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10421 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10422 (mcore_arith_K_S_operand): Run the test for the S constraint not
10423 the test for the M constraint.
10424 (mcore_addsub_operand): Do not accept integer values that are
10425 larger than 32 bits.
10426 * config/mcore/mcore.md: Remove unused constraints from split.
10427 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10428 (addsi3): Likewise.
10429 (allocate_stack): Likewise.
10430 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10431 operands to 32 bits.
10432 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10434 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10435 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10436 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10437 mcore_output_bclri, mcore_output_andn, output_inline_const,
10438 mcore_output_move, mcore_output_movedouble): Likewise.
10439 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10440 (output_inline_const): Likewise.
10441 (output_inline_const): Fix format strings used in sprintf
10443 * config/mcore/mcore-protos.h: Update prototypes for changed
10444 functions in mcore.c.
10445 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10446 HOST_WIDE_INT and not int.
10447 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10448 CONST_OK_FOR_N): Likewise.
10449 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10450 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10453 2007-01-10 Jan Hubicka <jh@suse.cz>
10455 * tree-vrp.c (remove_range_assertions): Release defs.
10456 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10457 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10459 2007-01-10 Paul Brook <paul@codesourcery.com>
10461 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10462 * config/arm/arm.md (mulsi3subsi): New insn.
10464 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10466 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10467 (tree_transform_and_unroll_loop): New.
10468 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10471 2007-01-10 Robert Kennedy <jimbob@google.com>
10473 * fold-const.c (fold_comparison): Fold comparisons like (x *
10474 1000 < 0) to (x < 0).
10476 2007-01-10 Ian Lance Taylor <iant@google.com>
10478 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10479 operands have the same priority.
10481 2007-01-10 Tom Tromey <tromey@redhat.com>
10483 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10484 (fold_binary): Likewise.
10485 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10486 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10487 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10488 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10489 * langhooks.h (struct lang_hooks): Removed field
10490 'can_use_bit_fields_p'.
10492 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10494 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10496 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10498 * function.c (get_last_funcdef_no): New function.
10499 * function.h (get_last_funcdef_no): Declare.
10500 * tree-inline.c (initialize_cfun): Add initialization.
10501 (tree_function_versioning): Cleanup.
10503 2007-01-10 Jan Hubicka <jh@suse.cz>
10505 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10508 2007-01-10 Sa Liu <saliu@de.ibm.com>
10509 Ben Elliston <bje@au.ibm.com>
10511 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10512 for SAVE_NONLOCAL and Pmode for any other save level.
10513 * spu-protos.h (spu_restore_stack_block): Declare.
10514 * spu.md (save_stack_block): Remove.
10515 (restore_stack_block): Call spu_restore_stack_block.
10516 * spu.c (spu_restore_stack_block): New function.
10517 (spu_expand_epilogue): Remove old comment.
10519 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10521 PR tree-optimization/30322
10522 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10523 (cand_value_at): Return the value as aff_tree.
10524 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10525 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10526 aff_combination_mult): New functions.
10527 (aff_combination_add): Use aff_combination_add_cst.
10528 (aff_combination_convert): Allow conversions to a wider type.
10529 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10530 * tree-affine.h (aff_combination_mult): Declare.
10532 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10534 * doc/tm.texi: Update documentation to reflect reality of exec
10535 and start file search behaviours. Update copyright year.
10536 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10537 header file directories.
10539 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10541 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10542 (*cosxf2): Rename to cosxf2_i387.
10543 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10544 using X87MODEF12 mode macro. Rename patterns to
10545 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10547 (*cosdf2, *cossf2): Ditto.
10548 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10549 to match extended input operands.
10550 (sincos<mode>3): New expander.
10551 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10552 insn patterns and corresponding splitters.
10554 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10556 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10557 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10559 2007-01-09 Nicolas Pitre <nico@cam.org>
10562 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10564 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10566 * target.h (struct gcc_target): New field library_rtti_comdat.
10567 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10568 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10569 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10570 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10572 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10574 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10576 2007-01-08 Richard Guenther <rguenther@suse.de>
10578 * tree.h (force_fit_type_double): Export.
10579 (force_fit_type): Remove.
10580 * fold-const.c (force_fit_type_double): New function.
10581 (force_fit_type): Remove.
10582 (int_const_binop): Use it.
10583 (fold_convert_const_int_from_int): Likewise.
10584 (fold_convert_const_int_from_real): Likewise.
10585 (fold_div_compare): Likewise.
10586 (fold_sign_changed_comparison): Likewise.
10587 (fold_unary): Likewise.
10588 (fold_negate_const): Likewise.
10589 (fold_abs_const): Likewise.
10590 (fold_not_const): Likewise.
10591 * c-common.c (shorten_compare): Use force_fit_type_double.
10592 * convert.c (convert_to_pointer): Likewise.
10594 2007-01-08 Richard Guenther <rguenther@suse.de>
10596 * tree.h (build_int_cst_wide_type): Export.
10597 * tree.c (build_int_cst_wide_type): New function.
10598 (build_int_cst_wide): Fix comment.
10599 * builtins.c (fold_builtin_object_size): Use build_int_cst
10600 to build -1 or 0 of the correct type. Use fit_double_type
10601 to check for overflow.
10602 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10604 (decode_field_reference): Likewise.
10605 (all_ones_mask_p): Likewise.
10606 (native_interpret_int): Use build_int_cst_wide_type.
10607 (fold_binary): Use build_int_cst_type to build an all-ones
10609 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10611 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10613 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10615 2007-01-09 Ben Elliston <bje@au.ibm.com>
10617 * genautomata.c (STATS_OPTION): New option.
10618 (stats_flag): New flag.
10619 (gen_automata_option): Handle it.
10620 (initiate_automaton_gen): Ditto.
10621 (write_automata): Output statistics only if stats_flag is
10622 set. Likewise, output time statistics only if time_flag is set.
10623 * doc/md.texi (Processor pipeline description): Document new flag.
10625 2007-01-08 Richard Guenther <rguenther@suse.de>
10627 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10628 * tree.c (build_int_cst_type): Likewise.
10629 (size_in_bytes): Don't call force_fit_type on the result.
10630 (int_fits_type_p): Use fit_double_type.
10631 * fold-const.c (fit_double_type): New function.
10632 (force_fit_type): Use it.
10633 * tree.h (fit_double_type): Export.
10635 2007-01-08 Jan Hubicka <jh@suse.cz>
10637 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10638 * ipa.c (function_and_variable_visibility): Fix return type.
10640 2007-01-08 Richard Guenther <rguenther@suse.de>
10642 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10643 of offset to build the index.
10644 * tree-pretty-print.c (dump_generic_node): Don't build negated
10645 const just for printing.
10646 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10647 * builtins.c (fold_builtin_int_roundingfn): Check if result
10648 fits the type by using force_fit_type and comparing the result.
10649 * predict.c (predict_loops): Use compare_tree_int for comparison.
10650 * tree.c (build_int_cst): Fall back to integer_type_node for
10652 (build_int_cst_wide): Assert type is non-null.
10654 2007-01-08 Roberto Costa <roberto.costa@st.com>
10656 * tree-vrp.c (extract_range_from_cond_expr): New.
10657 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10658 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10660 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10661 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10662 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10663 used as expressions.
10664 * tree-object-size.c (cond_expr_object_size): New.
10665 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10667 2007-01-08 Jan Hubicka <jh@suse.cz>
10669 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10670 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10673 2007-01-08 Richard Guenther <rguenther@suse.de>
10675 PR tree-optimization/23603
10676 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10677 (extract_range_from_binary): Fall back to truthvalue instead of
10678 varying for TRUTH_*_EXPR.
10679 (extract_range_from_comparison): Fall back to truthvalue instead of
10681 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10682 if all visited PHI values were constant.
10684 2007-01-08 Jan Hubicka <jh@suse.cz>
10686 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10687 (cgraph_analyze_function): break out from ...
10688 (cgraph_finalize_compilation_unit): ... here.
10689 (cgraph_expand_function): Remove forgoten commented out line.
10690 (cgraph_optimize): Analyze functions.
10692 2007-01-08 Jan Hubicka <jh@suse.cz>
10694 * tree-pas.h (TODO_remove_function): New flag.
10695 (TODO_update*): Renumber.
10696 (pass_ipa_increase_alignment,
10697 pass_ipa_function_and_variable_visibility): New passes.
10698 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10699 (cgraph_function_and_variable_visibility): Move to ipa.c
10700 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10701 cgraph_increase_alignment.
10702 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10703 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10704 calling tree-inline.
10705 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10706 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10707 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10708 (gate_increase_alignment): New function.
10709 (pass_ipa_increase_alignment): New pass.
10710 * ipa.c: Inline tree-pass.h and timevar.h
10711 (function_and_variable_visibility): Move here from cgraphunit.c
10712 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10713 * passes.c (init_optimization_passes): Add the two new passes.
10714 (execute_todo): Handle cgraph_remove_functions.
10716 2007-01-08 Nick Clifton <nickc@redhat.com>
10718 * config/frv/predicates.md (reg_or_0_operand): Accept
10721 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10723 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10724 * config.gcc: Add bfin*-rtems*.
10726 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10728 * c.opt: Add -flax-vector-conversions.
10729 * c-typeck.c (convert_for_assignment): Pass flag to
10730 vector_types_convertible_p to allow emission of note.
10731 (digest_init): Likewise.
10732 * c-opts.c: Handle -flax-vector-conversions.
10733 * c-common.c (flag_lax_vector_conversions): New.
10734 (vector_types_convertible_p): Unless -flax-vector conversions
10735 has been passed, disallow conversions between vectors with
10736 differing numbers of subparts and/or element types. If such
10737 a conversion is disallowed, possibly emit a note on the first
10738 occasion only to inform the user of -flax-vector-conversions.
10739 The new last argument specifies this.
10740 * c-common.h (flag_lax_vector_conversions): New.
10741 (vector_types_convertible_p): Add extra argument.
10742 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10743 char_type_node for V*QI type vectors.
10744 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10745 Update to satisfy new typechecking rules.
10746 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10747 C and C++ variants.
10748 * doc/invoke.texi (C Dialect Options): Document
10749 -flax-vector-conversions.
10751 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10753 PR tree-optimization/29877
10754 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10755 a register variable on the RHS to not be replaceable.
10757 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10758 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10759 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10760 const_simm15, const_pow2, const_npow2): Added.
10761 * config/score/misc.md (insv, extv, extzv, movmemsi,
10762 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10763 * config/score/score.c (score_address_cost, score_select_cc_mode):
10765 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10766 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10767 Update score_print_operand.
10768 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10769 Adjust register allocate order and update some macro define.
10770 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10771 mdx_block_move_straight, mdx_block_move_loop_head,
10772 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10773 mdx_block_move): Added.
10774 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10775 mdp_limm): Updated and fix some bug and typo.
10776 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10777 (movsf, movdf, doloop_end): Added.
10779 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10781 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10782 config/arm/thumb2.md: Fix comment typos.
10783 * doc/extend.texi: Fix a typo.
10785 2007-01-07 Eric Christopher <echristo@apple.com>
10787 * configure.ac: Check for __stack_chk_fail for darwin.
10788 * configure: Regenerate.
10790 2007-01-07 Richard Guenther <rguenther@suse.de>
10792 * tree-vrp.c (extract_range_from_assert): CSE calls to
10793 compare_values where possible.
10794 (extract_range_from_unary_expr): Likewise.
10796 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10798 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10799 * config/avr/avr.c (call_insn_operand): Delete function.
10800 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10801 instead of register number. Use predicates.
10802 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10803 call_insn_operand): Add.
10805 2007-01-06 Jan Hubicka <jh@suse.cz>
10807 * tree-pass.h (pass_build_cgraph_edges): Declare.
10808 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10809 (visited_nodes): Remove.
10810 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10811 build_cgrpah_edges; make visited_nodes local.
10812 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10813 (record_references_in_initializer): Move to cgraphbuild.c
10814 (initialize_inline_failed, rebuild_cgraph_edges,
10815 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10816 (verify_cgraph_node): Make visited_nodes local.
10817 (cgraph_analyze_function): Do not call cgraph_create_edges and
10818 initialize_inline_failed.
10819 (cgraph_expand_function): Do not call cgraph_lower_function;
10820 assert that function is already lowered.
10821 * Makefile.in (cgraphbuild.o): New.
10822 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10823 at the end of lowering passes.
10825 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10827 * ifcvt.c (cond_move_convert_if_block): New function, code
10828 factored out from...
10829 (cond_move_process_if_block): ...here. Call the new function
10830 on the THEN and ELSE blocks.
10831 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10832 already takes care of this.
10834 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10837 * tree.h (TREE_OVERFLOW_P): New.
10838 * c-typeck.c (parser_build_unary_op): Warn only if result
10839 overflowed and operands did not.
10840 (parser_build_binary_op): Likewise.
10841 (convert_for_assignment): Remove redundant overflow_warning.
10842 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10844 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10846 * c-typeck.c (store_init_value): Split over two lines to follow
10847 the GNU coding style.
10849 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10851 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10852 __GXX_EXPERIMENTAL_CXX0X__.
10853 * doc/cpp.texi: Same.
10855 2007-01-05 Richard Guenther <rguenther@suse.de>
10857 PR middle-end/27826
10858 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10859 with mismatched types. Instead explicitly build a
10860 conversion NOP_EXPR.
10862 2007-01-05 Ian Lance Taylor <iant@google.com>
10864 * c-common.c (decl_with_nonnull_addr_p): New function.
10865 (c_common_truthvalue_conversion): Call it.
10866 * c-typeck.c (build_binary_op): Likewise.
10867 * c-common.h (decl_with_nonnull_addr_p): Declare.
10869 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10872 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10875 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10877 * doc/install.texi (Final install): Document the fact that
10878 the GNAT runtime should not be stripped.
10880 2007-01-04 Jan Hubicka <jh@suse.cz>
10882 * tree-inline.c (fold_marked_statements): Update operand caches
10883 and EH after folding
10885 2007-01-04 Ian Lance Taylor <iant@google.com>
10887 * c-common.c (check_function_nonnull): Whitespace fix.
10889 2007-01-04 Jan Hubicka <jh@suse.cz>
10891 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10892 comitted older version of patch.
10893 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10894 function, celanup cfg and collect garbage.
10896 2007-01-04 Mike Stump <mrs@apple.com>
10898 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10901 2007-01-04 Eric Christopher <echristo@apple.com>
10903 * libgcc2.c (__bswapsi2): Use SItype.
10904 (__bswapdi2): Use DItype.
10905 * libgcc2.h: Update for above.
10907 2007-01-04 Paul Brook <paul@codesourcery.com>
10909 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10910 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10911 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10912 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10913 umulsi3_highpart): Make conditional on !arm_arch6.
10914 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10915 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10916 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10917 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10918 umulsi3_highpart_v6): New insns.
10920 2007-01-04 Roger Sayle <roger@eyesopen.com>
10922 * fold-const.c (fold_convert): When casting an expression to void,
10923 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10924 have a type. Instead of attempting to build a NOP_EXPR, return
10925 these "special" trees directly.
10927 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10929 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10930 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10931 rs6000_cost->fp not 0 as adjustment for outer NEG.
10933 2007-01-04 Jan Hubicka <jh@suse.cz>
10935 * cgraph.c (cgraph_release_function_body): New function.
10936 (cgraph_remove_node): Use it.
10937 * cgraph.h (cgraph_release_function_body): Declare.
10938 * cgraphunit.c (cgraph_expand_function): Use it.
10939 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10940 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10941 is initialized and while compilation of other function is running.
10942 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10943 statement CFG annotations from here to ...
10944 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10946 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10948 * cfgloop.h (enum li_flags): Make the constants powers of two.
10950 2007-01-04 Jan Hubicka <jh@suse.cz>
10952 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10954 (fold_marked_statements): New function.
10955 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10956 * tree-inline.h (copy_body_data): Add statements_to_fold.
10958 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10960 * config.gcc: Mention libgcc/config.host.
10961 * Makefile.in: Update comments mentioning libgcc.
10962 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10963 (all.cross, start.encap, rest.encap, rest.cross): Update
10964 dependencies for libgcc move.
10965 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10966 (clean-target, clean-target-libgcc): Delete.
10967 (srcdirify, GCC_EXTRA_PARTS): New macros.
10968 (libgcc-support, libgcc.mvars): New rules.
10969 (distclean): Remove mention of mklibgcc.
10970 (install): Don't reference INSTALL_LIBGCC.
10971 (install-common): Don't reference EXTRA_PARTS.
10972 (install-libgcc, install-multilib): Delete rules.
10973 * mklibgcc.in: Delete file.
10974 * doc/configfiles.texi: Don't mention mklibgcc.
10976 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10977 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10978 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10979 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10980 (mklibgcc, ldblspecs): Likewise.
10982 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10983 (posixpre.def): Use $(T).
10984 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10985 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10986 (SHLIB_LINK): Make dummy.
10987 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10989 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10991 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10992 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10993 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10994 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10996 * configure.ac (all_outputs): Remove mklibgcc.
10997 * configure: Regenerated.
10999 2007-01-03 Josh Conner <jconner@apple.com>
11001 PR middle-end/29683
11002 * calls.c (compute_argument_addresses): Set stack and stack_slot
11003 for partial args, too.
11004 (store_one_arg): Use locate.size.constant for the size when
11005 generating a save_area.
11007 2007-01-03 Robert Kennedy <jimbob@google.com>
11009 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11010 whose definitions are deleted due to basic block merging.
11012 2007-01-03 Paul Brook <paul@codesourcery.com>
11015 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11017 (use_return_insn): Return 0 for Thumb interrupt functions.
11018 (print_multi_reg): Add rfe argument for IRQ returns.
11019 (arm_output_epilogue): Pop interrupt return address directly into PC.
11020 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11022 2007-01-03 Paul Brook <paul@codesourcery.com>
11024 Merge from sourcerygxx-4_1.
11025 * config/arm/thumb2.md: New file.
11026 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11028 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11029 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11030 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11031 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11033 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11034 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11036 * config/arm/ieee754-sf.S: Ditto.
11037 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11038 (thumb1_base_register_rtx_p): ... to this.
11039 (thumb_index_register_rtx_p): Rename...
11040 (thumb1_index_register_rtx_p): ... to this.
11041 (thumb_output_function_prologue): Rename...
11042 (thumb1_output_function_prologue): ... to this.
11043 (thumb_legitimate_address_p): Rename...
11044 (thumb1_legitimate_address_p): ... to this.
11045 (thumb_rtx_costs): Rename...
11046 (thumb1_rtx_costs): ... to this.
11047 (thumb_compute_save_reg_mask): Rename...
11048 (thumb1_compute_save_reg_mask): ... to this.
11049 (thumb_final_prescan_insn): Rename...
11050 (thumb1_final_prescan_insn): ... to this.
11051 (thumb_expand_epilogue): Rename...
11052 (thumb1_expand_epilogue): ... to this.
11053 (arm_unwind_emit_stm): Rename...
11054 (arm_unwind_emit_sequence): ... to this.
11055 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11056 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11057 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11058 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11059 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11060 thumb2_output_casesi): New functions.
11061 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11062 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11063 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11064 THUMB2_WORK_REGS): Define.
11065 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11066 arm_condexec_mask, arm_condexec_masklen)): New variables.
11067 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11068 (arm_override_options): Check new CPU capabilities.
11069 Set new architecture flag variables.
11070 (arm_isr_value): Handle v7m interrupt functions.
11071 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11073 (const_ok_for_arm): Handle Thumb-2 constants.
11074 (arm_gen_constant): Ditto. Use movw when available.
11075 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11077 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11078 (thumb_find_work_register, arm_load_pic_register,
11079 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11080 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11081 print_multi_reg, output_mov_long_double_fpa_from_arm,
11082 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11083 output_mov_double_fpa_from_arm, output_move_double,
11084 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11085 output_return_instruction, arm_output_function_prologue,
11086 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11087 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11088 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11089 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11090 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11091 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11093 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11094 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11095 (arm_file_start): Output directive for unified syntax.
11096 (arm_unwind_emit_set): Handle stack alignment instruction.
11097 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11098 Add v6t2, v7, v7a, v7r and v7m.
11099 (RETLDM): Add Thumb-2 code.
11100 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11101 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11102 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11103 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11104 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11105 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11106 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11107 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11108 ADJUST_INSN_LENGTH): Define.
11109 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11110 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11111 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11112 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11113 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11114 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11115 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11116 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11117 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11118 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11119 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11120 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11121 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11122 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11123 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11124 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11125 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11127 * config/arm/arm-tune.md: Regenerate.
11128 * config/arm/arm-protos.h: Update prototypes.
11129 * config/arm/vfp.md: Enable patterns for Thumb-2.
11130 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11131 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11132 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11133 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11134 * config/arm/libunwind.S: Add Thumb-2 code.
11135 * config/arm/constraints.md: Update include Thumb-2.
11136 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11137 * config/arm/ieee754-df.S: Ditto.
11138 * config/arm/bpabi.S: Ditto.
11139 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11140 * config/arm/predicates.md (low_register_operand,
11141 low_reg_or_int_operand, thumb_16bit_operator): New.
11142 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11143 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11144 * config/arm/t-arm-elf: Add armv7 multilib.
11145 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11147 (UNSPEC_STACK_ALIGN, ce_count): New.
11148 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11149 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11151 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11152 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11153 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11154 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11155 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11156 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11158 * doc/extend.texi: Document ARMv7-M interrupt functions.
11159 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11161 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11163 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11164 (struct _Unwind_Context): Rename args_size to flags, remove
11165 signal_frame field, add a new args_size field and version field.
11166 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11167 _Unwind_IsExtendedContext): New inline functions.
11168 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11169 Assume by_value array is only present if _Unwind_IsExtendedContext.
11170 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11171 _Unwind_IsSignalFrame.
11172 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11173 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11174 (uw_init_context_1): Initialize context->flags to
11175 EXTENDED_CONTEXT_BIT.
11176 * config/rs6000/linux-unwind.h (frob_update_context): Use
11177 _Unwind_SetSignalFrame.
11179 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11181 PR middle-end/30353
11182 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11183 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11186 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11188 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11189 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11190 RET, AT_SP): Remove.
11191 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11194 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11195 * cfgbuild.c (find_basic_blocks): Likewise.
11196 * cfgrtl.c (rtl_create_basic_block): Likewise.
11197 * function.c (temp_slots_at_level): Likewise.
11198 * reg-stack.c (stack_regs_mentioned): Likewise.
11199 * regclass.c (allocate_reg_info): Likewise.
11200 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11201 set_bb_for_stmt, move_block_to_fn): Likewise.
11202 * tree-complex.c (tree_lower_complex): Likewise.
11203 * vec.h (VEC_safe_grow_cleared): New.
11205 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11207 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11209 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11210 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11212 * cfgloopmanip.c (scale_loop_frequencies): Export.
11213 (loopify): Scale the frequencies by prescribed coefficients.
11214 (set_zero_probability): New function.
11215 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11216 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11217 and frequencies according to arguments.
11218 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11220 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11221 * modulo-sched.c (sms_schedule): Set probabilities for entering
11222 versioned loop correctly.
11223 * tree-vect-transform.c (vect_transform_loop): Ditto.
11224 * cfgloop.h (loopify, loop_version): Declaration changed.
11225 (scale_loop_frequencies): Declared.
11227 2007-01-02 Jan Hubicka <jh@suse.cz>
11229 * cgraph.c: Include tree-flow.h
11230 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11231 early_local_passes.
11232 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11233 * tree-pass.h (pass_all_early_optimizations): Declare.
11234 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11235 early_local_passes.
11236 (cgraph_analyze_function): Do early_local_passes.
11237 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11238 Do not add referenced vars.
11239 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11241 (gate_all_early_local_passes): New gate.
11242 (pass_early_local_passes): Use new gate.
11243 (execute_early_local_optimizations): New functions.
11244 (gate_all_early_optimizations): New gate.
11245 (pass_all_early_optimizations): New pass.
11246 (execute_free_datastructures): Free SSA only when initialized.
11247 (gate_init_datastructures): Init only when optimizing.
11248 (tree_lowering_passes): Do early local passes when called late.
11249 * tree-profile.c (do_tree_profiling): Don't profile functions added
11251 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11252 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11254 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11255 during early_local_passes.
11256 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11259 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11261 * Makefile.in: Update copyright year.
11263 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11265 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11266 in $(lang_checks) and check-consistency targets.
11268 2007-01-02 Jan Hubicka <jh@suse.cz>
11270 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11271 Do not add referenced vars.
11272 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11274 * passes.c (init_optimization_passes): Put mudflap_2 after
11275 free_datastructures.
11277 2007-01-02 Jan Hubicka <jh@suse.cz>
11279 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11280 Set NOTHROW flag on call statements proved to be nothrow.
11281 Update statement of local calls so new pure/const functions are
11282 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11284 (tree_rest_of_compilation): Register hooks and initialize bitmap
11285 early. Do not set after_inlining flag.
11287 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11289 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11290 HOST_BITS_PER_LONGLONG
11292 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11295 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11296 warning for non-static initializers.
11298 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11300 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11301 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11302 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11303 Always use set_unique_reg_note to add REG_EQUAL notes.
11305 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11308 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11310 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11311 * cfgbuild.c (find_basic_blocks): Likewise.
11312 * cfgrtl.c (rtl_create_basic_block): Likewise.
11313 * function.c (temp_slots_at_level): Likewise.
11314 * reg-stack.c (stack_regs_mentioned): Likewise.
11315 * regclass.c (allocate_reg_info): Likewise.
11316 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11317 set_bb_for_stmt, move_block_to_fn): Likewise.
11318 * tree-complex.c (tree_lower_complex): Likewise.
11319 * vec.h (VEC_safe_grow_cleared): New.
11321 2007-01-02 Ian Lance Taylor <iant@google.com>
11323 * c-common.c (c_common_truthvalue_conversion): When warning about
11324 using an assignment as a truth value, set TREE_NO_WARNING.
11326 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11329 * c.opt (Wold-style-declaration): New.
11330 * doc/invoke.texi (C-only Warning Options): New.
11331 (Wold-style-declaration): Document it.
11332 (Wextra): Enabled by -Wextra.
11333 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11334 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11335 -Wold-style-declaration.
11337 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11339 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11340 * cfgbuild.c (find_basic_blocks): Likewise.
11341 * cfgrtl.c (rtl_create_basic_block): Likewise.
11342 * function.c (temp_slots_at_level): Likewise.
11343 * reg-stack.c (stack_regs_mentioned): Likewise.
11344 * regclass.c (allocate_reg_info): Likewise.
11345 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11346 set_bb_for_stmt, move_block_to_fn): Likewise.
11347 * tree-complex.c (tree_lower_complex): Likewise.
11348 * vec.h (VEC_safe_grow_cleared): New.
11350 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11352 * c-common.c (c_common_nodes_and_builtins): Since variants of
11353 void_type_node get built before it is given a name, we need to
11354 give those variants the name, too.
11355 (complete_array_type): We need to work with the canonical main
11356 type of the array, from which we will build the qualified version.
11357 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11358 * print-tree.c (print_node): Display canonical type information
11360 * stor-layout.c (layout_type): When we don't know the
11361 alignment of a type for which we're building an array, we end up
11362 guessing wrong, so make the type require structural equality.
11363 * tree.c (make_node_stat): When we build a new type, it is its
11364 own canonical type.
11365 (build_type_attribute_qual_variant): When building an attribute
11366 variant, its canonical type is the non-attribute variant. However,
11367 if the attributes are target-dependent and they differ, we need to
11368 use structural equality checks for this type.
11369 (build_qualified_type): A qualified type is not equivalent to its
11370 unqualified variant; set the canonical type appropriately.
11371 (build_distinct_type_copy): When building a distinct type from
11372 another type, the new type is its own canonical type.
11373 (build_variant_type_copy): When building a new type variant, we
11374 assume that it is equivalent to the original type.
11375 (build_pointer_type_for_mode): When building a pointer type, also
11376 build a canonical type pointer.
11377 (build_reference_type_for_mode): When building a reference type,
11378 also build a canonical type reference.
11379 (build_index_type): When we can't hash an index type (e.g.,
11380 because its maximum value is negative), the index type requires
11381 structural equality tests.
11382 (build_array_type): Build the canonical form of an array type.
11383 (build_function_type): Function types require structural equality,
11384 because they contain default arguments, attributes, etc.
11385 (build_method_type_directly): Ditto for method types.
11386 (build_offset_type): Build the canonical offset type.
11387 (build_complex_type): Build the canonical vector type.
11388 (make_vector_type): Build the canonical vector type.
11389 * tree.h (TYPE_CANONICAL): New.
11390 (TYPE_STRUCTURAL_EQUALITY_P): New.
11391 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11392 (struct tree_type): Added "canonical" field.
11393 * params.h (VERIFY_CANONICAL_TYPES): New.
11394 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11395 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11396 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11397 * doc/invoke.texi (verify-canonical-types): Document --param
11398 parameter for verifying canonical types.
11400 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11402 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11403 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11404 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11405 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11407 * config/rs6000/e500.h: New.
11408 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11409 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11411 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11412 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11413 TARGET_E500_DOUBLE): Remove.
11414 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11415 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11416 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11417 * config/rs6000/rs6000.c (rs6000_override_options): Use
11418 CHECK_E500_OPTIONS.
11420 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11422 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11423 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11424 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11425 rs6000_emit_cmove): Don't check TARGET_E500.
11426 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11427 sordered): Don't check TARGET_E500.
11429 2007-01-01 Eric Christopher <echristo@apple.com>
11431 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11432 HARD_REGISTER_NUM_P.
11434 2007-01-01 Roger Sayle <roger@eyesopen.com>
11436 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11437 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11438 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11441 2007-01-01 Mike Stump <mrs@apple.com>
11443 * configure.ac: Remove support for building with Apple's gcc-3.1.
11445 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11447 PR middle-end/30311
11448 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11449 REG is a hard register. Do not modify REG before calling
11451 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11452 multiple of the size of YMODE for certain lowpart cases.
11454 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11456 PR middle-end/30253
11457 * gimplify (voidify_wrapper_expr): Update for
11458 GIMPLE_MODIFY_STMT.
11460 2007-01-01 Andreas Schwab <schwab@suse.de>
11463 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11464 save of BR0 in extra_spill_size instead of spill_size.
11465 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11467 (ia64_expand_epilogue): Restore BR0 from its new location.
11469 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11471 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11472 Use a temporary variable if the left hand side is not a gimple
11475 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11477 * gimplify.c (gimplify_return_expr): Make the temporary variable
11478 for the return expression, a gimple register variable.
11480 2007-01-01 Jan Hubicka <jh@suse.cz>
11482 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11485 2007-01-01 Mike Stump <mrs@apple.com>
11487 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11489 * config/darwin.c (machopic_select_rtx_section): Use
11490 HAVE_GAS_LITERAL16.
11491 (darwin_mergeable_constant_section): Likewise.
11492 * configure: Regenerate.
11493 * config.in: Regenerate.
11495 2007-01-01 Jan Hubicka <jh@suse.cz>
11496 Andrew Pinski <pinskia@gmail.com>
11498 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11499 before starting IPA passes.