1 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3 * predict.c: Include pointer-set.h.
4 (bb_predictions): New variable.
5 (tree_predicted_by_p, tree_predict_edge,
6 remove_predictions_associated_with_edge): Use bb_predictions map
7 instead of bb->predictions.
8 (clear_bb_predictions, assert_is_empty): New functions.
9 (combine_predictions_for_bb): Use bb_predictions map. Call
11 (tree_estimate_probability): Create and free bb_predictions map.
12 * Makefile.in (predict.o): Add pointer-set.h dependency.
13 * basic-block.h (struct basic_block_def): Remove predictions
15 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
23 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
25 * timevar.c (timevar_print): Change reference of --disable-checking to
26 --enable-checking=release. Also warn if assert checking is disabled.
28 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
31 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
32 decl as addressable if the compound literal was marked as
34 Mark the decl as a gimple register if it is a complex or
35 vector decl and does not live in memory.
37 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
39 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
40 (GENERIC_NEXT): New function macro.
41 (PHI_CHAIN): Use phi_node's new chain variable.
42 (tree_phi_node): Change tree_common to tree_base
43 and add the chain field.
44 * tree-phinodes.c (make_phi_node): Don't set
45 TREE_TYPE on the new node.
46 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
47 instead of checking GIMPLE_TUPLE_P in chain_next.
48 * tree-vect-transform.c
49 (get_initial_def_for_induction): Look at
50 PHI_RESULT_TREE for the type of the phi node.
51 (update_vuses_to_preheader): Use PHI_CHAIN
52 instead of TREE_CHAIN on the phi node.
53 * tree-ssa-structalias.c (compute_points_to_sets):
55 (ipa_pta_execute): Likewise.
57 2007-04-21 Richard Guenther <rguenther@suse.de>
60 * fold-const.c (fold_unary): Call fold_convert_const on the
63 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
65 * gcse.c (store_killed_in_insn): Handle PARALLELs.
66 (store_killed_in_pat): New.
68 2007-04-20 Richard Henderson <rth@redhat.com>
71 * config/i386/i386.c (type_has_variadic_args_p): Look for any
72 TREE_LIST with a void_type_node value, not void_list_node exactly.
74 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
76 * doc/standards.texi: Re-arrange into language-specific
77 subsections. Add a C++ section, documenting which standards we
80 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
82 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
83 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
85 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
87 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
88 ecrti.o and crtbegin.o.
89 (LIB_DEFAULT_SPEC): Include -lc.
90 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
92 2007-04-20 Richard Henderson <rth@redhat.com>
95 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
96 argument; update all callers.
97 (get_unaligned_offset): New.
98 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
99 get_unaligned_address, just pass on the address directly.
100 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
101 the subreg in the helper patterns.
102 (unaligned_extendqidi_le): Use get_unaligned_offset.
103 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
104 (unaligned_extendhidi_be): Likewise.
105 (unaligned_extendhidi): Tidy.
106 * config/alpha/alpha-protos.h: Update.
108 2007-04-20 Richard Henderson <rth@redhat.com>
110 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
111 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
112 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
113 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
114 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
115 (CPP_SPEC): Don't include %(cpp_subtarget).
116 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
117 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
118 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
120 2007-04-20 Jakub Jelinek <jakub@redhat.com>
122 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
123 for __builtin_ia32_cmpordss.
125 PR tree-optimization/31632
126 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
127 and arg1 for optimizations of comparison against min/max values.
128 Fold arg0 to arg1's type for optimizations of comparison against
129 min+1 and max-1 values.
131 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
133 * reload.c (combine_reloads): When trying to use a dying register,
134 check whether it's uninitialized and don't use if so.
136 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
138 * fold-const.c: Remove prototypes for native_encode_expr and
139 native_interpret_expr.
140 (native_encode_expr): Make non-static.
141 (native_interpret_expr): Likewise.
142 * tree.h: Add prototypes for the above.
144 2007-04-19 Joseph Myers <joseph@codesourcery.com>
146 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
147 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
148 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
149 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
150 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
151 Add length attributes.
153 2007-04-19 Janis Johnson <janis187@us.ibm.com>
155 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
158 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
159 __STDC_WANT_DEC_FP__.
161 2007-04-19 Joseph Myers <joseph@codesourcery.com>
163 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
164 for long double compatibility.
165 * configure: Regenerate.
167 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
169 PR rtl-optimization/29841
170 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
172 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
173 that may cause control flow transfer from being moved.
175 2007-04-18 Jan Hubicka <jh@suse.cz>
177 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
180 2007-04-18 Eric Christopher <echristo@apple.com>
182 * config/rs6000/darwin.md (load_macho_picbase): Use link register
183 only. Update operands.
184 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
185 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
186 link register to pic register.
188 2007-04-18 Dirk Mueller <dmueller@suse.de>
191 * tree-vrp.c (search_for_addr_array): New.
192 (check_array_bounds): Suppress warning about
193 address taken of array refs if its not de-referenced.
195 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
197 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
198 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
200 * tree-vectorizer.h (NITERS_KNOWN_P): New.
201 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
202 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
204 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
206 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
208 (vect_analyze_scalar_cycles): Fix indentation.
209 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
210 (vect_mark_relevant): Include phis in relevance analysis.
212 * tree-vect-transform.c (vect_transform_loop): Add an assert.
214 2007-04-18 Anatoly Sokolov <aesok@post.ru>
216 * config/avr/avr.c (ptrreg_to_str): Replace error() with
217 output_operand_lossage().
219 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
221 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
222 the unused code for reduction without adjust-in-epilog to simplify the
225 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
227 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
228 (S390_TDC_NEGATIVE_ZERO): New constant.
229 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
230 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
231 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
232 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
233 (S390_TDC_POSITIVE_INFINITY): New constant.
234 (S390_TDC_NEGATIVE_INFINITY): New constant.
235 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
236 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
237 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
238 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
239 (S390_TDC_INFINITY): New constant.
240 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
241 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
242 optimization for UNSPEC_CCZ_TO_INT.
243 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
244 ("*ccz_to_int"): New insn.
245 ("isinf<mode>2"): New insn.
246 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
247 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
248 (UNSPEC_CCZ_TO_INT): New constant.
250 2007-04-18 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/19431
253 PR tree-optimization/21463
254 * tree-pass.h (pass_phiprop): Declare.
255 * passes.c (init_optimization_passes): New phiprop pass.
256 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
257 (phivn_valid_p): New helper function.
258 (phiprop_insert_phi): Likewise.
259 (propagate_with_phi): Likewise.
260 (tree_ssa_phiprop): New propagator propagating loads
261 through phi nodes if profitable.
263 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
265 * tree-vect-analyze.c (process_use): New function.
266 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
267 Check phis in all bbs.
268 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
271 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
273 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
276 2007-04-17 Anatoly Sokolov <aesok@post.ru>
279 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
282 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
284 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
286 (sse_vmmulv4sf3): Likewise.
287 (sse2_vmaddv2df3): Likewise.
288 (sse2_vmmulv2df3): Likewise.
290 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
292 PR rtl-optimization/31360
293 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
294 (target_reg_cost): New.
295 (init_set_costs): Initialize target_reg_cost. Add comments
296 regarding the rationale of the costs.
297 (global_cost_for_size): Renamed to...
298 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
299 of register pressure.
300 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
301 estimate_reg_pressure_cost. Add number of ivs.
302 (determine_set_costs): Dump target_reg_cost.
303 * loop-invariant.c (gain_for_invariant): Use
304 estimate_reg_pressure_cost. Removed n_inv_uses argument.
305 (best_gain_for_invariant, find_invariants_to_move): Remove
307 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
308 (target_reg_cost): Declare.
309 (global_cost_for_size): Declaration removed.
310 (estimate_reg_pressure_cost): Declare.
312 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
314 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
315 regnos into even/odd register pairs.
316 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
317 TDmode similar to the other floating point modes.
318 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
319 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
321 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
322 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
323 (movdd_hardfloat64): Use TARGET_MFPGPR.
325 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
327 * reload1.c (delete_output_reload): Don't count output in n_inherited.
330 2005-01-05 Richard Henderson <rth@redhat.com>
332 * reload1.c (do_input_reload): Restrict the optimization deleteing
333 a previous output reload to RELOAD_FOR_INPUT.
335 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
337 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
339 (vectorizable_induction): New function declaration.
340 * tree-vect-transform.c (get_initial_def_for_induction): No need to
341 check if already vectorized. Find first place in BB where new stmts
342 can be inserted. Takes only one argument.
343 (vectorizable_induction): New function.
344 (vect_transform_stmt): Add case for induc_vec_info_type to call
345 vectorizable_induction.
346 (vect_transform_loop): Consider phis for vectorization.
347 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
349 (analyze_operations): Call vectorizable_induction when analyzing phis.
351 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
352 (vect_mark_relevant): Include phis in relevance analysis.
353 (vect_mark_stmts_to_be_vectorize): Likewise.
354 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
356 2007-04-16 Lawrence Crowl <crowl@google.com>
358 * doc/invoke.texi (Debugging Options): Add documentation for the
359 -femit-struct-debug options -femit-struct-debug-baseonly,
360 -femit-struct-debug-reduced, and
361 -femit-struct-debug-detailed[=...].
363 * c-opts.c (c_common_handle_option): Add
364 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
365 and OPT_femit_struct_debug_detailed_.
366 * c.opt: Add specifications for
367 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
368 and -femit-struct-debug-detailed[=...].
369 * opts.c (set_struct_debug_option): Parse the
370 -femit-struct-debug-... options.
371 * opts.c (matches_main_base, main_input_basename,
372 main_input_baselength, base_of_path, matches_main_base): Add
373 variables and functions to compare header base name to compilation
375 * opts.c (should_emit_struct_debug): Add to determine to emit a
376 structure based on the option.
377 (dump_struct_debug) Also disabled function to debug this
379 * opts.c (handle_options): Save the base name of the
382 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
383 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
384 This hook indicates if a type is generic. Set it by default
386 * langhooks.h (struct lang_hooks_for_types): Add a new hook
387 to determine if a struct type is generic or not.
388 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
389 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
390 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
393 * flags.h (enum debug_info_usage): Add an enumeration to describe
394 a program's use of a structure type.
395 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
396 to indicate the program's usage of the type. Filter structs based
397 on the -femit-struct-debug-... specification.
398 (gen_type_die): Split into two routines, gen_type_die and
399 gen_type_die_with_usage. gen_type_die is now a wrapper
400 that assumes direct usage.
401 (gen_type_die_with_usage): Replace calls to gen_type_die
402 with gen_type_die_with_usage adding the program usage of
404 (dwarf2out_imported_module_or_decl): Suppress struct debug
405 information using should_emit_struct_debug when appropriate.
407 2007-04-16 Ian Lance Taylor <iant@google.com>
409 PR tree-optimization/31522
410 * tree-vrp.c (vr_phi_edge_counts): New static variable.
411 (vrp_initialize): Allocate vr_phi_edge_counts.
412 (vrp_visit_phi_node): Don't push to infinity if we saw a new
413 executable edge. Drop test for all constants.
414 (vrp_finalize): Free vrp_phi_edge_counts.
416 * doc/cpp.texi (Common Predefined Macros): Clarify description of
417 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
419 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
420 predecessors at head rather than tail.
422 2007-04-16 Matthias Klose <doko@debian.org>
424 * config/alpha/linux.h (CPP_SPEC): Define.
425 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
427 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
429 * function.h: Remove sequence_stack extern declaration.
431 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
433 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
435 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
438 2007-04-16 Anatoly Sokolov <aesok@post.ru>
440 * config/avr/avr.c (avr_arch_types): Rearranging array.
441 (enum avr_arch): Add.
442 (avr_mcu_types): Use avr_arch enumeration constants instead of
444 * config/avr/avr.h (LINK_SPEC): Simplify.
446 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
448 * config/m68k/m68k.c (m68k_libcall_value,
449 m68k_function_value): Use macros for register names more.
451 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
453 (M68K_REGNAME): Use A6_REG.
454 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
456 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
459 * sched-int.h (struct deps): Split field 'pending_lists_length' into
460 'pending_read_list_length' and 'pending_write_list_length'. Update
462 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
463 to handle two length counters instead of one. Update all uses.
464 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
465 two length counters instead of one.
466 * sched-rgn.c (propagate_deps): Update to handle two length counters
469 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
473 copy of source, pass it to ix86_expand_vector_set and return
476 2007-04-16 David Ung <davidu@mips.com>
477 Joseph Myers <joseph@codesourcery.com>
479 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
480 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
481 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
482 Add 74K processor information.
483 * config/mips/mips.md: Include 74k.md.
484 (cpu): Add 74kc,74kf,74kx.
485 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
486 * config/mips/74k.md: New.
487 * doc/invoke.texi (MIPS Options): Document 74K support.
489 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
491 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
492 vectorizable_* functions.
493 * tree-vect-transform.c (vectorizable_call): Add check for
494 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
495 (vectorizable_store): likewise.
496 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
498 (vectorizable_operation, vectorizable_type_demotion): Likewise.
499 (vectorizable_type_promotion, vectorizable_load): Likewise.
500 (vectorizable_live_operation, vectorizable_condition): Likewise.
501 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
503 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
505 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
507 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
508 register numbers more.
509 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
510 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
511 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
512 FUNCTION_VALUE_REGNO_P): Likewise.
513 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
514 STATIC_CHAIN_REGNUM): Likewise.
515 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
516 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
517 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
518 * config/m68k/m68k.md (FP_REG): New.
520 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
522 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
525 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
527 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
528 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
531 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
533 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
536 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
539 * c-decl.c (finish_decl): Grab the type of the decl after the call
542 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
544 * common.opt (fforward-propagate): Fix "Optimization" annotation.
546 2007-04-14 Jakub Jelinek <jakub@redhat.com>
549 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
550 post dominators and cleanup cfg before returning.
552 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
554 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
555 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
557 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
559 * config.gcc: Recognize fido.
560 * config/m68k/m68k-devices.def (fidoa): New.
561 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
563 (FL_FIDOA, TARGET_FIDOA): New.
564 * config/m68k/m68k.opt (mfidoa): New.
566 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
569 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
570 when a personality function is used.
572 2007-04-13 Bob Wilson <bob.wilson@acm.org>
574 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
576 2007-04-13 Mike Stump <mrs@apple.com>
578 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
580 * config/darwin.opt (fapple-kext): Make C++ only.
581 * config/darwin.c (darwin_override_options): Remove code to ensure
582 -fapple-kext is given for C++ only.
584 2007-04-13 Richard Sandiford <richard@codesourcery.com>
586 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
587 * config/mips/mips.c (override_options): Call
588 SUBTARGET_OVERRIDE_OPTIONS, if defined.
590 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
592 * config/i386/i386.opt (msvr3-shlib): Removed.
594 * doc/invoke.texi: Remove -msvr3-shlib.
596 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
598 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
599 with "popcnt" instruction.
601 2007-04-13 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/21258
604 * tree-vrp.c (compare_case_labels): New helper.
605 (find_switch_asserts): New function.
606 (find_assert_locations): Call it for SWITCH_EXPRs.
608 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
611 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
612 check is now implied in X87_FLOAT_MODE_P.
613 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
614 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
615 (fix_trunc<mode>_i386_fisttp): Ditto.
616 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
617 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
618 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
619 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
620 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
621 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
622 (unnamed_splitters): Ditto.
623 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
624 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
625 FIRST_SSE_REG for local functions when SSE math is enabled or
626 for functions with sseregparm attribute.
627 (standard_80387_constant_p): Return -1 if mode is not
629 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
630 (ix86_expand_compare): Ditto.
631 (ix86_expand_carry_flag_compare): Ditto.
632 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
633 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
634 DECIMAL_FLOAT_MODE_P.
635 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
636 of SCALAR_FLOAT_MODE_P.
637 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
638 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
639 checks before FLOAT_MODE_P.
640 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
646 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
648 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
649 Charles Wilson <libtool@cwilson.fastmail.fm>
651 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
652 (libgcc.mvars): Don't depend on them.
653 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
656 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
658 * doc/invoke.text (--help): Document --help=common.
660 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
662 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
664 2007-04-12 Richard Sandiford <richard@codesourcery.com>
666 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
667 * genemit.c (main): Emit #include "integrate.h".
668 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
669 (LOADGP_RTP): New mips_loadgp_style.
670 * config/mips/mips.h: Include config/vxworks-dummy.h.
671 (TARGET_RTP_PIC): New macro.
672 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
673 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
674 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
676 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
677 -mvxworks-pic when using -mrtp and a PIC option.
678 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
680 (mips_symbolic_constant_p, mips_symbolic_address_p)
681 (mips_symbol_insns): Handle SYMBOL_HALF.
682 (override_options): Warn about -G and -mrtp being used together.
683 Initialize mips_lo_relocs[SYMBOL_HALF].
684 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
685 (mips_emit_loadgp): Handle LOADGP_RTP.
686 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
687 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
688 (tablejump): Handle function-relative case table entries if
690 * config/mips/predicates.md (symbol_ref_operand): New predicate.
692 2007-04-12 Richard Sandiford <richard@codesourcery.com>
694 * config/mips/mips.md (load_call<mode>): Allow any general register.
696 (sibcall_value_internal, sibcall_value_multiple_internal)
697 (call_value_internal, call_value_split, call_value_multiple_internal)
698 (call_value_multiple_split): Remove constraints from operand 0.
700 2007-04-12 Richard Sandiford <richard@codesourcery.com>
702 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
703 rather than loadgp_noshared.
704 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
705 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
707 * config/mips/mips.md (loadgp): Rename to...
708 (loadgp_newabi): ...this.
709 (loadgp_noshared): Rename to...
710 (loadgp_absolute): ...this.
712 2007-04-12 Richard Sandiford <richard@codesourcery.com>
714 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
715 false for locally-binding symbols.
716 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
718 2007-04-12 Richard Sandiford <richard@codesourcery.com>
720 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
721 (SYMBOL_GOT_PAGE_OFST): ...this.
722 (SYMBOL_GOT_GLOBAL): Rename to...
723 (SYMBOL_GOT_DISP): ...this.
724 (SYMBOL_GOTOFF_GLOBAL): Rename to...
725 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
726 * config/mips/mips.c (mips_global_symbol_p): New function.
727 (mips_symbol_binds_local_p): Likewise.
728 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
729 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
730 and mips_symbol_binds_local_p.
731 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
732 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
733 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
735 (mips_ok_for_lazy_binding_p): New function.
736 (mips_load_call_address, mips_expand_call): Use it.
737 (mips_dangerous_for_la25_p): Likewise.
738 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
739 (*got_disp<mode>): Use got_disp_operand instead of
740 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
741 SYMBOL_GOTOFF_GLOBAL.
742 (*got_page<mode>): Use got_page_ofst_operand instead of
744 * config/mips/predicates.md (const_call_insn_operand): Use
745 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
746 (global_got_operand): Rename to...
747 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
749 (local_got_operand): Rename to...
750 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
755 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
756 TARGET_CALL_CLOBBERED_GP.
757 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
758 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
759 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
760 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
761 of TARGET_ABICALLS && !TARGET_NEWABI.
762 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
763 * config/mips/mips.c (mips_load_call_address): Check
764 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
765 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
766 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
767 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
768 TARGET_ABICALLS && TARGET_NEWABI.
769 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
771 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
772 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
773 TARGET_ABICALLS && TARGET_NEWABI.
774 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
775 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
776 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
777 whether indirect calls must use $25.
778 (mips_extra_live_on_entry): Check TARGET_GOT instead of
780 * config/mips/mips.md (jal_macro): Check flag_pic and
781 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
782 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
783 instead of TARGET_ABICALLS.
784 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
785 TARGET_ABICALLS && TARGET_OLDABI.
786 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
787 (sibcall): In the comment above the define_insn, mention
788 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
789 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
790 instead of TARGET_ABICALLS.
792 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
794 * doc/md.texi (Blackfin family constraints): Document PA and PB.
795 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
796 (MACFLAGS_MATCH_P): New macro.
797 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
798 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
799 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
800 the other MACFLAG constants.
801 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
802 (flag_machi): Tighten constraints. Renumber some of the operands.
803 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
805 (flag_machi_parts_acconly): New pattern.
806 (flag_macinithi): Tighten constraints. Allow any accumulator to be
808 (flag_macinit1hi): Tighten constraints.
809 (flag_mul_macv2hi_parts_acconly): New pattern.
811 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
812 Use a more efficient implementation.
813 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
814 inline sequences when not optimizing for size.
816 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
817 movhi_high2low): Delete, merge functionality into...
818 (packv2hi): ... this pattern.
820 2007-02-11 Jie Zhang <jie.zhang@analog.com>
821 * config/bfin/bfin.opt (msim): New option.
823 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
824 (bfin_cpu_t): Typedef of enum bfin_cpu.
825 (bfin_cpu_type): New declaration.
826 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
827 -msim and -mcpu= options.
828 (LIB_SPEC): Likewise.
829 * config/bfin/bfin.c (bfin_cpu_type): Define.
830 (bfin_handle_option): Handle -mcpu= option.
831 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
832 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
833 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
835 2007-04-12 Richard Sandiford <richard@codesourcery.com>
837 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
838 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
839 (powerpc-wrs-vxworksae): Use ${tm_file}.
840 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
841 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
842 * config/i386/vx-common.h: New file.
844 2007-04-12 Richard Sandiford <richard@codesourcery.com>
846 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
849 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
851 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
854 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
858 * c-common.c (c_build_qualified_type): Set canonical type
861 2007-04-12 Richard Guenther <rguenther@suse.de>
863 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
864 lower bound and element size if lower bound is not zero
865 or either of the ARRAY_REF operands is set.
867 2007-04-12 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/24689
870 PR tree-optimization/31307
871 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
873 * gimplify.c (canonicalize_addr_expr): To be consistent with
874 gimplify_compound_lval only set operands two and three of
875 ARRAY_REFs if they are not gimple_min_invariant. This makes
876 it never at this place.
877 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
879 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
881 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
882 null before emitting a .nsubspa directive.
884 2007-04-11 Diego Novillo <dnovillo@redhat.com>
886 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
887 need_to_partition_p if there are no memory statements in the
890 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
892 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
893 (gcd_of_steps_may_divide_p): New function.
894 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
896 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
898 * reload.c (find_reloads_toplev, find_reloads_address,
899 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
900 not a pointer equality test, to decide if we need to call
901 push_reg_equiv_alt_mem.
903 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
905 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
906 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
907 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
909 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
911 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
912 vector to be positive.
914 2007-04-11 Diego Novillo <dnovillo@redhat.com>
918 * doc/invoke.texi: Document --params max-aliased-vops and
920 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
921 debug_memory_partitions): Move to tree-flow.h
922 * params.h (AVG_ALIASED_VOPS): Define.
923 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
925 (mp_info_t): Likewise.
926 (get_mem_sym_stats_for): New.
927 (set_memory_partition): Move from tree-flow-inline.h.
928 (mark_non_addressable): Only clear the set of symbols for the
929 partition if it exists.
930 (dump_memory_partitions): Move from tree-ssa-operands.c
931 (debug_memory_partitions): Likewise.
932 (need_to_partition_p): New.
933 (dump_mem_ref_stats): New.
934 (debug_mem_ref_stats): New.
935 (dump_mem_sym_stats): New.
936 (debug_mem_sym_stats): New.
937 (update_mem_sym_stats_from_stmt): New.
938 (compare_mp_info_entries): New.
939 (mp_info_cmp): Call it.
940 (sort_mp_info): Change argument to a list of mem_sym_stats_t
942 (get_mpt_for): Move from tree-ssa-operands.c.
943 (find_partition_for): New.
944 (create_partition_for): Remove.
945 (estimate_vop_reduction): New.
946 (update_reference_counts): New.
947 (build_mp_info): New.
948 (compute_memory_partitions): Refactor.
949 Document new heuristic.
950 Call build_mp_info, update_reference_counts,
951 find_partition_for and estimate_vop_reduction.
952 (compute_may_aliases): Populate virtual operands before
953 calling debugging dumps.
954 (delete_mem_sym_stats): New.
955 (delete_mem_ref_stats): New.
956 (init_mem_ref_stats): New.
957 (init_alias_info): Call it.
958 (maybe_create_global_var): Remove alias_info argument.
959 Get number of call sites and number of pure/const call sites
960 from gimple_mem_ref_stats().
961 (dump_alias_info): Call dump_memory_partitions first.
962 (dump_points_to_info_for): Show how many times a pointer has
964 * opts.c (decode_options): For -O2 set --param
965 max-aliased-vops to 500.
966 For -O3 set --param max-aliased-vops to 1000 and --param
967 avg-aliased-vops to 3.
968 * fortran/options.c (gfc_init_options): Remove assignment to
970 * tree-flow-inline.h (gimple_mem_ref_stats): New.
971 * tree-dfa.c (dump_variable): Dump memory reference
973 Dump NO_ALIAS* settings.
974 (referenced_var_lookup): Tidy.
975 (mem_sym_stats): New.
976 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
977 and ORIG are different SSA names for a memory partition.
978 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
979 * tree-flow.h (struct mem_sym_stats_d): Define.
980 (mem_sym_stats_t): Define.
981 (struct mem_ref_stats_d): Define.
982 (struct gimple_df): Add field mem_ref_stats.
983 (enum noalias_state): Define.
984 (struct var_ann_d): Add bitfield noalias_state.
985 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
986 debug_mem_ref_stats, debug_memory_partitions,
987 debug_mem_sym_stats): Declare.
988 * tree-ssa-structalias.c (update_alias_info): Update call
989 sites, pure/const call sites and asm sites in structure
990 returned by gimple_mem_ref_stats.
991 Remove local variable IS_POTENTIAL_DEREF.
992 Increase NUM_DEREFS if the memory expression is a potential
994 Call update_mem_sym_stats_from_stmt.
995 If the memory references memory, call
996 update_mem_sym_stats_from_stmt for all the direct memory
997 symbol references found.
998 (intra_create_variable_infos): Set noalias_state field for
999 pointer arguments according to the value of
1000 flag_argument_noalias.
1001 * tree-ssa-structalias.h (struct alias_info): Remove fields
1002 num_calls_found and num_pure_const_calls_found.
1003 (update_mem_sym_stats_from_stmt): Declare.
1004 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1005 Set default value to 100.
1006 (PARAM_AVG_ALIASED_VOPS): Define.
1008 2007-04-11 Richard Guenther <rguenther@suse.de>
1011 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1012 a * -b + c as c - a * b if we honor sign dependent rounding.
1014 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1016 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1018 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1019 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1021 (initialize_trampoline): Don't use old-style function definition.
1022 (bfin_secondary_reload): Mark IN_P argument as unused.
1024 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1026 PR tree-optimization/31343
1027 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1028 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1029 * testsuite/gcc.dg/vect/pr31343.c: New.
1031 2007-04-10 Eric Christopher <echristo@apple.com>
1033 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1034 * config/i386/i386.md (*cmpfp0): Use.
1035 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1036 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1037 (fix_trunc<mode>_i386_fisttp): Ditto.
1038 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1039 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1040 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1041 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1042 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1043 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1044 (unnamed_splitters): Ditto.
1045 * config/i386/i386.c (output_fix_trunc): Assert that
1046 we're not being passed a TFmode operand.
1048 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1050 PR tree-optimization/31526
1051 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1052 n_basic_blocks to find newly added blocks.
1054 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1058 (fix_trunc<mode>si_sse): Ditto.
1059 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1060 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1061 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1062 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1063 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1064 expander using SSEMODEF mode macro.
1065 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1066 expander using SSEMODEF mode macro.
1067 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1068 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1069 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1070 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1071 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1072 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1073 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1074 Macroize insn using X87MODEF mode macro.
1076 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1078 * config/i386/sse.md (sse2_pinsrw): Removed.
1079 (sse2_pextrw): Renamed to ...
1080 (*sse2_pextrw): This.
1082 2007-04-09 Jan Hubicka <jh@suse.cz>
1085 * config/i386/sse.md
1086 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1087 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1088 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1089 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1091 2007-04-09 Jan Hubicka <jh@suse.cz>
1093 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1094 multiple fields of union.
1096 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1098 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1099 (create_preheaders): Check that loops are available.
1100 (fix_loop_structure): Clean up, improve comments.
1101 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1102 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1104 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1105 * predict.c (tree_estimate_probability): Do not call
1106 calculate_dominance_info. Call create_preheaders.
1107 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1108 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1110 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1111 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1112 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1113 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1116 2007-04-08 Jan Hubicka <jh@suse.cz>
1118 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1119 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1120 * fold-const.c (fold_unary): Use it.
1122 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1124 * varasm.c (assemble_variable): Remove call to
1125 lang_hooks.decls.prepare_assemble_variable.
1126 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1127 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1128 * langhooks.h (lang_hooks_for_decls): Remove
1129 prepare_assemble_variable.
1131 2007-04-08 Mike Stump <mrs@apple.com>
1133 * config/i386/i386.c: Use inc/dec on Core2.
1135 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1137 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1138 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1139 lhd_tree_inlining_end_inlining): Remove.
1140 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1141 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1143 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1144 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1145 lhd_tree_inlining_end_inlining): Remove prototypes.
1146 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1147 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1148 LANG_HOOKS_TREE_INLINING_START_INLINING,
1149 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1151 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1154 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1157 * config/avr/predicates.md (io_address_operand): Delete predicate.
1158 (low_io_address_operand): Don't use 'mode' argument.
1159 (higth_io_address_operand): Rename ...
1160 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1161 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1164 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1166 Revert change removing staticp.
1168 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1171 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1174 2007-04-07 Bruce Korb <bkorb@gnu.org>
1176 * c.opt: Add -Wformat-contains-nul.
1177 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1179 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1180 the NUL byte warning.
1182 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1184 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1186 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1188 * tree.c (staticp): No longer use staticp langhook.
1189 * langhooks.c (lhd_staticp): Removed.
1190 * langhooks.h (struct lang_hooks): Remove staticp.
1191 * c-common.c (c_staticp): Remove.
1192 * c-common.h (c_staticp): Ditto.
1193 * langhooks-defs.h (lhd_staticp): Ditto.
1194 (LHD_HOOKS_STATICP): Ditto
1195 * tree.h (gcc_assert_lowered): New macro.
1197 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1199 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1200 argument "reliable".
1201 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1202 Add argument "reliable". Propagate it through calls.
1203 (infer_loop_bounds_from_undefined): Derive number of iterations
1204 estimates from references in blocks that do not dominate loop latch.
1205 (gcov_type_to_double_int): New function.
1206 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1207 and expected_loop_iterations_unbounded.
1208 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1209 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1210 * tree-data-ref.c (estimated_loop_iterations): Export.
1211 (get_references_in_stmt): Fix -- do not return addresses of local
1213 * cfgloop.h (expected_loop_iterations_unbounded,
1214 estimated_loop_iterations): Declare.
1216 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1218 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1220 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1223 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1224 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1225 Use output_387_reg_move().
1226 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1227 expander using X87MODEF12 mode macro.
1228 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1229 choosing register preferences. Use output_387_reg_move().
1230 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1231 instead of "x". Use output_387_reg_move().
1232 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1233 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1234 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1235 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1236 Use output_387_reg_move().
1237 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1239 (*truncxf?f_i387 splitter): Ditto.
1241 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1243 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1244 LANG_HOOKS_SAFE_FROM_P.
1245 * expr.c (safe_from_p): Remove langhook call.
1246 * langhooks.h (lang_hooks): Remove safe_from_p.
1247 (lhd_safe_from_p): Remove prototype.
1248 * langhooks.c (lhd_safe_from_p): Remove.
1250 2007-04-06 Jan Hubicka <jh@suse.cz>
1252 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1255 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1258 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1259 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1260 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1262 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1263 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1265 2007-04-05 Richard Henderson <rth@redhat.com>
1267 * config/alpha/alpha.c (print_operand) [+]: Remove.
1268 (alpha_end_function): Print nop if call at end of function.
1269 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1270 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1271 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1272 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1273 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1274 the call pattern. Update peepholes to match.
1276 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1278 * doc/extend.texi (Other Builtins): Add decimal float variants
1280 * builtins.def: Ditto.
1281 * builtins.c (expand_builtin): Ditto.
1283 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1284 H.J. Lu <hongjiu.lu@intel.com>
1287 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1288 of V8HImode when calling ix86_binary_operator_ok.
1289 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1290 (sdot_prodv8hi): Operands 1 and 2 must be register.
1292 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1294 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1295 initialize align to silence bogus warning.
1297 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1300 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1302 (struct sra_walk_fns): Remove use_all parameter from use.
1303 (sra_hash_tree): Handle BIT_FIELD_REFs.
1304 (sra_elt_hash): Don't hash bitfld blocks.
1305 (sra_elt_eq): Skip them in parent compares as well. Handle
1307 (sra_walk_expr): Don't maintain or pass down use_all_p.
1308 (scan_use): Remove use_all parameter.
1309 (scalarize_use): Likewise. Re-expand assignment to
1310 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1311 output, and re-scalarize after output. Don't mark anything
1313 (scalarize_ldst): Adjust.
1314 (scalarize_walk_gimple_modify_statement): Likewise.
1315 (build_element_name_1): Handle BIT_FIELD_REFs.
1316 (instantiate_element): Don't warn for any element whose parent
1318 (instantiate_missing_elements_1): Return the sra_elt.
1319 (canon_type_for_field): New.
1320 (try_instantiate_multiple_fields): New.
1321 (instantiate_missing_elemnts): Use them.
1322 (mark_no_warning): Removed.
1323 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1324 (REPLDUP, sra_build_elt_assignment): New.
1325 (generate_copy_inout): Use them.
1326 (generate_element_copy): Likewise. Handle bitfld differences.
1327 (generate_element_zero): Don't recurse for blocks. Use
1328 sra_build_elt_assignment.
1329 (generate_one_element_int): Take elt instead of var. Use
1330 sra_build_elt_assignment.
1331 (generate_element_init_1): Adjust.
1332 (scalarize_use, scalarize_copy): Use REPLDUP.
1333 (scalarize_ldst): Move assert before dereference.
1334 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1336 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1338 * regmove.c: Fix unused variable warnings due to previous commit.
1340 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1342 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1343 (regmove_bb_head): Remove.
1344 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1345 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1346 problems with fixup_match_1.
1347 Don't initialize/free regmove_bb_head.
1349 (reg_is_remote_constant_p): If an insn is in the same basic block
1350 but not before INSN, consider it remote, too.
1352 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1355 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1356 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1358 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1360 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1361 (CONDITIONAL_REGISTER_USAGE): Likewise.
1363 2007-04-04 Richard Henderson <rth@redhat.com>
1365 * config/alpha/lib1funcs.asm: Remove unused file.
1367 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1370 * opts.c (print_specific_help): Fix --help=<language>
1372 (common_handle_option): Support --help=common.
1374 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1377 * gcc.c (main): Do not run the linker if
1378 print_subprocess_help indicates that it shouldn't be
1381 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1384 * doc/invoke.texi (--help=): Document <languages> value, fix
1385 formatting in tables of values.
1387 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1389 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1390 dllimport attribute of virtual methods.
1392 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1394 * config/score/crti.asm: Change _bss_start to __bss_start.
1395 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1396 (OUTGOING_REG_PARM_STACK_SPACE) update.
1397 * config/score/score.opt: add options to make backend support
1398 score5, score5u, score7 and score7d.
1399 * config/score/score.md: Likewise.
1400 * config/score/misc.md: Likewise.
1401 * config/score/mac.md: Likewise.
1402 * doc/invoke.texi: Likewise.
1403 * doc/md.texi: update constraints define.
1405 2007-04-03 Richard Henderson <rth@redhat.com>
1407 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1408 an appropriate type, use the mode instead.
1410 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1412 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1413 Set the default --with-arch setting to mips2.
1414 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1415 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1416 (MULTILIB_OSDIRNAMES): Delete.
1417 (MULTILIB_DIRNAMES): Define.
1418 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1419 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1420 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1421 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1422 VXWORKS_OS_CPP_BUILTINS.
1423 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1424 (MIPS_DEBUGGING_INFO): Undefine.
1425 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1427 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1430 * fold-const.c (native_encode_real): Encode real.c provided longs
1431 as a series of 32-bit native integers.
1432 (native_interpret_real): Interpret buffer as a series of 32-bit
1435 2007-04-03 Richard Guenther <rguenther@suse.de>
1437 * genpreds.c (write_insn_constraint_len): Write function
1438 optimized for CONSTRAINT_LEN implementation.
1439 (write_tm_preds_h): Output insn_constraint_len inline and
1440 use it for CONSTRAINT_LEN.
1441 (write_insn_preds_c): Don't output insn_constraint_len.
1442 * doc/md.texi (define_register_constraint): Document multi-letter
1443 constraints shall have the same length if they start with the same
1446 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (isinf<mode>2): Expand only when
1450 TARGET_C99_FUNCTIONS is set.
1452 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1454 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1455 (x86_64-*-linux*): Ditto.
1456 * config/i386/i386.opt (mpc): New option.
1457 * config/i386/i386.c (overrride_options): Handle
1458 ix87_precision_string.
1459 * config/i386/crtprec.c: New file.
1460 * config/i386/t-crtpc: Ditto.
1461 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1463 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1464 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1465 crtprec32.o, crtprec64.o and crtprec80.o.
1467 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1469 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1471 2007-04-02 Eric Christopher <echristo@apple.com>
1473 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1474 limitations on darwin.
1476 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1479 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1481 2007-04-02 Dave Korn <dave.korn@artimi.com>
1483 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1485 2007-04-02 Dave Korn <dave.korn@artimi.com>
1487 * libgcc2.h (exception_descriptor): Don't forward-declare.
1488 (__get_eh_table_language, __get_eh_table_version): Delete
1489 prototypes of long-dead functions.
1491 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1493 * ebitmap.h: New file
1494 * ebitmap.c: New file
1495 * Makefile.in (ebitmap.o): New target.
1497 2007-04-01 Jan Hubicka <jh@suse.cz>
1499 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1500 before very first instruction.
1502 2007-04-01 Jan Hubicka <jh@suse.cz>
1504 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1505 waring on 64bit hosts.
1506 * bitmap.h: Fix typo in bitmap_head_def.
1508 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1510 PR rtl-optimization/31391
1511 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1512 into a DELETED_LABEL note, and the label is in an empty basic
1513 block, update BB_END as well as BB_HEAD.
1515 2007-04-01 Richard Henderson <rth@redhat.com>
1517 PR tree-optimization/31169
1518 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1519 to varying if the range is outside [0, prec-1].
1521 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1524 * config/mips/mips.md (load_const_gp): New insn.
1525 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1526 the MIPS16 GP pseudo register if no_new_pseudos.
1527 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1529 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1534 (call_value): Likewise.
1536 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1537 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * doc/invoke.texi: (optimization options): Reword description
1541 of -ffast-math. Document its primary purpose.
1543 2007-03-31 Richard Guenther <rguenther@suse.de>
1545 * omp-low.c (splay-tree.h): Include.
1546 (lookup_decl): Replace splay-tree usage by pointer-map.
1547 (maybe_lookup_decl): Likewise.
1548 (new_omp_context): Likewise.
1549 (delete_omp_context): Likewise.
1550 * gimplify.c (splay-tree.h): Include.
1551 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1553 (remap_ssa_name): Likewise.
1554 (remap_decl): Likewise.
1555 (remap_type_1): Likewise.
1556 (remap_type): Likewise.
1557 (copy_body_r): Likewise.
1558 (expand_call_inline): Likewise.
1559 (clone_body): Likewise.
1560 (copy_tree_r): Likewise.
1561 (remap_save_expr): Likewise.
1562 (unsave_r): Likewise.
1563 (unsave_expr_now): Likewise.
1564 (tree_function_versioning): Likewise.
1565 (build_duplicate_type): Likewise.
1566 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1567 (struct copy_body_data): Replace splay-tree by pointer-map.
1568 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1569 not $(SPLAY_TREE_H).
1570 (gimplify.o): Depend on $(SPLAY_TREE_H).
1571 (omp-low.p): Likewise.
1573 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1575 * config/avr/predicates.md (even_register_operand,
1576 odd_register_operand): New predicates.
1577 * config/avr/avr.md (movw peephole2): New.
1578 (movw_r peephole2): New.
1580 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1582 * tree.h (get_signed_or_unsigned_type): New.
1583 * fold-const.c (operand_equal_for_comparison_p): Use
1584 get_signed_or_unsigned_type instead of
1585 lang_hooks.types.signed_or_unsigned_type.
1586 * expr.c (store_expr): Ditto.
1587 * langhooks.c (get_signed_or_unsigned_type): New.
1588 (lhd_signed_or_unsigned_type): New.
1589 * langhooks.h (lhd_signed_or_unsigned_type): New.
1590 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1592 2007-03-30 Richard Henderson <rth@redhat.com>
1594 * tree-ssa-loop-ivopts.c: Include target.h.
1595 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1596 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1597 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1598 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1600 2007-03-30 Richard Henderson <rth@redhat.com>
1601 Kai Tietz <kai.tietz@onevision.com>
1603 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1605 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1606 (TARGET_64BIT_MS_ABI): New.
1607 (DBX_REGISTER_NUMBER): Handle 64-bit.
1608 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1609 (LONG_TYPE_SIZE): Force to 32.
1610 (REG_PARM_STACK_SPACE): New.
1611 (OUTGOING_REG_PARM_STACK_SPACE): New.
1612 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1613 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1614 (STACK_BOUNDARY): Use 128 for 64-bit.
1615 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1616 Add 64-bit implementation.
1617 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1619 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1620 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1621 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1622 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1623 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1624 TARGET_64BIT_MS_ABI.
1625 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1626 (ix86_pass_by_reference): Likewise.
1627 (ix86_function_value_regno_p): Likewise.
1628 (ix86_build_builtin_va_list): Likewise.
1629 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1630 (function_arg_advance_ms_64): New.
1631 (function_arg_advance): Call it.
1632 (function_arg_ms_64): New.
1633 (function_arg): Call it.
1634 (function_value_ms_64): New.
1635 (ix86_function_value_1): Call it.
1636 (return_in_memory_ms_64): New.
1637 (ix86_return_in_memory): Call it.
1638 (setup_incoming_varargs_ms_64): New.
1639 (ix86_setup_incoming_varargs): Call it.
1640 (ix86_expand_prologue): Handle 64-bit stack probing.
1641 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1642 (output_pic_addr_const): Likewise.
1643 (x86_this_parameter): Likewise.
1644 (x86_output_mi_thunk): Likewise.
1645 (x86_function_profiler): Likewise.
1646 (TARGET_STRICT_ARGUMENT_NAMING): New.
1647 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1648 (TARGET_64BIT_MS_ABI): New.
1649 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1650 * config/i386/i386.md (allocate_stack_worker): Remove.
1651 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1652 describe the clobber of eax without a match_scratch.
1653 (allocate_stack_worker_postreload): Remove.
1654 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1655 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1656 (allocate_stack_worker_rex64_postreload): Remove.
1657 (allocate_stack): Handle 64-bit.
1658 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1659 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1660 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1661 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1662 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1663 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1664 * config.build (x86_64-*-mingw*): New host.
1665 * config.host (x86_64-*-mingw*): New host.
1666 * config.gcc (x86_64-*-mingw*): New target.
1667 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1669 2007-03-30 Richard Henderson <rth@redhat.com>
1670 Kai Tietz <kai.tietz@onevision.com>
1672 * c-pragma.c (struct def_pragma_macro_value): New.
1673 (struct def_pragma_macro): New.
1674 (pushed_macro_table): New.
1675 (dpm_hash, dpm_eq): New.
1676 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1677 (init_pragma): Install them.
1678 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1680 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1682 * config/avr/avr.c (avr_override_options): Clear
1683 'flag_delete_null_pointer_checks'.
1685 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1688 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1689 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1690 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1691 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1692 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1693 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1694 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1696 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1698 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1700 * regmove.c: Move all of pass_stack_adjustments from here...
1701 * combine-stack-adj.c: ...to this new file.
1702 * Makefile.in: Add rules for combine-stack-adj.o.
1704 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1706 PR tree-optimization/31383
1707 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1708 to have the same length.
1710 2007-03-30 Jan Hubicka <jh@suse.cz>
1713 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1714 availablility; add more sanity checking; ask varpool only about
1717 2007-03-29 Richard Henderson <rth@redhat.com>
1719 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1720 to decide, but __SIZEOF_LONG_LONG__.
1722 2007-03-29 Richard Henderson <rth@redhat.com>
1724 * emutls.c (struct __emutls_array): New.
1725 (emutls_destroy): Use it instead of casting element 0 from void*.
1726 (__emutls_get_address): Likewise.
1728 2007-03-29 Richard Henderson <rth@redhat.com>
1730 * varasm.c (initializer_constant_valid_p): Don't deny
1731 DECL_DLLIMPORT_P on functions.
1733 * config/i386/cygming.h: Remove function declarations.
1734 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1735 (ASM_OUTPUT_LABELREF): Remove.
1736 (COMMON_ASM_OP): Remove.
1737 (ASM_OUTPUT_COMMON): Remove.
1738 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1739 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1740 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1741 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1742 Rename from TARGET_ENCODE_SECTION_INFO.
1743 * config/i386/netware.h: Likewise.
1744 * config/i386/i386-protos.h: Update.
1745 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1746 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1747 (legitimate_constant_p): Reject dllimports.
1748 (dllimport_map, get_dllimport_decl): New.
1749 (legitimize_dllimport_symbol): New.
1750 (legitimize_address, ix86_expand_move): Use it.
1751 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1752 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1753 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1754 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1755 * config/i386/predicates.md (constant_call_address_operand): Only
1756 accept symbols; reject dllimport_p symbols.
1757 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1758 i386_pe_maybe_record_exported_symbol.
1759 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1760 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1761 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1762 trust the setting of DECL_DLLIMPORT_P.
1763 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1764 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1765 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1766 tidy the argument scanning loop.
1767 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1768 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1769 (i386_pe_strip_name_encoding): Remove.
1770 (i386_pe_binds_local_p): New.
1771 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1772 (i386_pe_output_labelref): Remove.
1773 (i386_pe_asm_output_aligned_decl_common): New.
1774 (i386_pe_maybe_record_exported_symbol): Rename from
1775 i386_pe_record_exported_symbol; check for dllexported symbols.
1777 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1779 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1780 add comment explaining why vsnprintf cannot be used.
1782 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1784 PR tree-optimization/30666
1785 * tree.c (build_complex_type): When creating type names for DWARF2
1786 debug info, create TYPE_DECLs for TYPE_NAME instead of
1788 (build_common_tree_nodes_2): Use build_complex_type when building
1789 predefined complex types, to preserve canonical types.
1791 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1793 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1794 (noce_get_alt_condition): Look at it to determine whether to
1795 reverse the condition or not.
1796 (noce_get_condition): Substitute the truth for lies.
1797 (noce_find_if_block): Set the then_else_reversed field.
1799 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1801 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1802 destination of this insn.
1803 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1804 than calling gen_rtx_SET directly. Use r0 to hold the value of
1805 'address + 4' rather than a stack based temporary which can be
1808 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1810 * config/s390/s390.c (s390_secondary_input_reload_class,
1811 s390_secondary_output_reload_class): Functions removed.
1812 (s390_secondary_reload): New function.
1813 (TARGET_SECONDARY_RELOAD): Target macro defined.
1814 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1815 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1816 * config/s390/s390.md ("reload_outti", "reload_outdi",
1817 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1818 "reload_out<mode>"): Expanders removed.
1819 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1820 "reload<mode>_nonoffmem_out"): Expanders added.
1822 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1824 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1825 SRC->DEST replacement failed anyway.
1827 2007-03-28 Mike Stump <mrs@apple.com>
1829 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1830 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1831 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1833 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1835 * config.gcc: Accept barcelona as a variant of amdfam10.
1836 * config/i386/i386.c (override_options): Likewise.
1837 * doc/invoke.texi: Likewise.
1839 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1841 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1842 offsets for BIT_FIELD_REF and COMPONENT_REF.
1844 2007-03-28 Richard Guenther <rguenther@suse.de>
1846 * tree.c (is_global_var): Move ...
1847 * tree-flow-inline.h (is_global_var): ... here.
1848 * tree.h (is_global_var): Remove declaration.
1850 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1854 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1855 * config/i386/i386.c (ix86_tune_features): Initialize new
1857 * config/i386/predicates.md (promotable_binary_operator): Use
1858 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1860 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1863 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1865 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1867 * config/fr30/fr30.md (movsi_internal): Change destination
1868 constraint from m to V and add m to the end.
1870 2007-03-28 Christian Bruel <christian.bruel@st.com>
1872 * config/sh/sh.md (movsi_i): Fix type attribute.
1874 2007-03-28 Christian Bruel <christian.bruel@st.com>
1876 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1877 (movsf_ie): Likewise.
1879 2007-03-28 Christian Bruel <christian.bruel@st.com>
1881 * config.gcc: Add sh4-300 to multilib.
1882 * config/sh/t-mlib-sh4-300: New file.
1884 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1886 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1887 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1889 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1890 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1891 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1892 "fixuns_trunctddi2"): Whitespace fix.
1894 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1896 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1897 the definition of struct sh_args.
1898 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1899 CALL_COOKIE_INT_REG_GET): Likewise.
1901 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1903 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1904 transformations are applied successfully.
1906 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1908 * tree.c (tree_contains_struct): Permit 512 tree codes.
1909 * tree.h (tree_contains_struct): Ditto.
1910 (MAX_TREE_CODES): Ditto.
1911 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1912 SPARE member to store remaining padding bits.
1914 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1916 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1919 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1921 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1922 * configure: Regenerate.
1924 * configure: Regenerate using the correct version of autoconf.
1926 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1928 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1930 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1931 regs to "__SP_L__" and "__SP_H__".
1933 2007-03-27 Richard Guenther <rguenther@suse.de>
1935 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1936 computations with it with a HOST_WIDE_INT variable.
1938 2007-03-26 Mike Stump <mrs@apple.com>
1940 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1941 objective-c-header, objective-c++-header and objc++-cpp-output
1943 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1945 2007-03-26 Richard Henderson <rth@redhat.com>
1948 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1949 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1950 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1951 IX86_BUILTIN_PSRLQ128): New.
1952 (ix86_init_mmx_sse_builtins): Add them.
1953 (ix86_expand_builtin): Expand them.
1954 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1955 operand 2 be TImode.
1956 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1957 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1958 _mm_srli_epi64): Mark __B const.
1959 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1960 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1961 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1962 new two-vector shift builtins.
1964 2007-03-26 Ian Lance Taylor <iant@google.com>
1966 PR tree-optimization/31345
1967 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1968 [+INF, +INF(OVF)] into VARYING.
1970 2007-03-26 Zack Weinberg <zackw@panix.com>
1972 * gengtype-parse.c: New file.
1973 * gengtype-yacc.y: Delete.
1974 * gengtype-lex.l: Don't include gengtype-yacc.h.
1975 Define YY_DECL and yyterminate appropriately for recursive
1976 descent parser. yylval is now a string out-parameter to yylex.
1977 (HWS, EOID): New shorthand.
1978 (IWORD): Add a couple more types.
1979 (yylex): Add a setup stanza. Remove the complex rules for
1980 detecting GTY'ed types and typedefs; replace with simple
1981 keyword detectors. Adjust everything for the changed
1982 definition of yylval. Ignore all pp-directives, not just #define.
1984 (parse_file): Rename yybegin; do not call yyparse.
1986 * gengtype.c (xasprintf): Export again.
1987 (this_file): New. Use everywhere __FILE__ was being used.
1988 (get_lang_bitmap): Special case types defined in gengtype.c.
1989 (do_typedef, new_structure): Suppress definition of certain types.
1990 (new_structure): Improve diagnostics of duplicate definitions.
1991 Make sure location_s is associated with input.h.
1992 (nreverse_pairs, define_location_structures): New functions.
1993 (main): Improve tagging of kludge types. Remove old kludges
1994 for input.h types; use define_location_structures.
1995 * gengtype.h: Update prototypes. Define token codes here.
1996 * Makefile.in: Remove all references to gengtype-yacc.
1997 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1999 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2000 add GTY((skip)) to the field that's only conditionally there.
2001 * doc/install.texi: Document that Bison is no longer required
2002 unless building treelang.
2004 * gengtype.c: Don't include gtyp-gen.h.
2005 (srcdir): Declare here.
2006 (base_files, lang_dir_names): Allocate dynamically.
2007 (gt_files, num_gt_files, num_lang_dirs): New globals.
2008 (measure_input_list, read_input_line, read_input_list)
2009 (set_lang_bitmap): New functions.
2010 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2011 simplify, relying on read_input_list to set up the bitmaps.
2012 (main): Arguments are no longer unused. Check for correct number
2013 of command line arguments, set srcdir and srcdir_len, then call
2014 read_input_list, before doing anything else. No need to worry
2015 about duplicates in main loop.
2016 * configure.ac: Simplify the calculation of all_gtfiles.
2017 Put language tags in there. Don't set or substitute
2018 all_gtfiles_files_langs or all_gtfiles_files_frags.
2019 * Makefile.in: Revamp the way gengtype is invoked, now that it
2020 takes a file on its command line with a much simpler format.
2021 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2022 (GTFILES): Remove duplicates and C source files.
2023 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2024 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2025 * configure: Regenerate.
2027 * gengtype.h: Remove all type definitions to gengtype.c; leave
2028 only definitions of options_p, type_p, and pair_p as opaque
2029 pointers. Update prototypes.
2030 * gengtype.c: Many type definitions moved here from gengtype.h.
2031 Consolidate type definitions at the top of the file.
2032 (xvasprintf): Delete.
2033 (xasprintf): Make static.
2034 (create_nested_pointer_option): Add 'next' parameter.
2035 (create_field_all, create_field_at): New functions.
2036 (create_field): Now a thin wrapper around create_field_all.
2037 (create_optional_field): Rename create_optional_field_ and add
2038 line argument. Original name is now a macro which supplies
2040 (oprintf): Use vsnprintf directly.
2041 (close_output_files): Use fatal rather than perror/exit.
2042 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2043 (main): Set progname. Don't use exit.
2044 * gengtype-yacc.y (struct_fields): Use create_field_at.
2045 (option, optionseqopt): Delete.
2046 (optionseq): Consolidate productions from option here so we
2047 can use the first argument to create_option.
2049 * gengtype-lex.l: Distinguish unions from structures in the
2050 token type. Don't call find_structure; return the tag as a string.
2051 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2052 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2053 Reorganize typedef_struct production accordingly.
2054 Use create_nested_ptr_option.
2055 * gengtype.c (create_nested_ptr_option): New function.
2056 * gengtype.h: Declare it.
2058 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2059 (string_type): Don't declare.
2060 (do_scalar_typedef): Declare.
2061 (create_scalar_type): Update prototype.
2062 * gengtype.c (string_type): Make static.
2063 (scalar_nonchar, scalar_char): New.
2064 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2065 (resolve_typedef): Use scalar_nonchar for error recovery.
2066 (create_scalar_type): Remove name_len field. Return scalar_char
2067 or scalar_nonchar as appropriate.
2068 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2070 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2072 (main): Initialize scalar_char and scalar_nonchar before calling
2074 * gengtype-lex.l: Adjust for removal of second argument to
2075 create_scalar_type. Use yylval.s instead of yylval.t when
2077 * gengtype-yacc.y: Type of SCALAR is string. Call
2078 create_scalar_type from type:SCALAR rule. Adjust for removal of
2079 second argument to create_scalar_type.
2081 * vec.h: Remove all #if IN_GENGTYPE blocks.
2082 Add comment saying that changes may require adjustments to gengtype.
2083 * gengtype.c: Don't include coretypes.h or tm.h.
2084 Add comment to inclusion of errors.h.
2085 (note_def_vec, note_def_vec_alloc): New functions.
2086 * gengtype.h: Declare new functions.
2087 * gengtype-lex.l: Don't include coretypes.h.
2088 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2090 (update_lineno): Remove unnecessary prototype.
2091 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2092 (VEC rule): Just return VEC_TOKEN.
2093 * gengtype-yacc.y (VEC_TOKEN): New token type.
2094 (type): Add a production for VEC(a,b).
2095 * Makefile.in: Update dependencies.
2097 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2098 typedefs that use the old PARAMS macro.
2100 * gengtype-lex.l: Remove all rules and states relating to yacc
2102 * gengtype-yacc.y: Similarly.
2103 * gengtype.c (note_yacc_type): Delete function.
2104 * gengtype.h: Update prototypes.
2106 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2108 * tree-pretty-print.c (dump_generic_node): Report precision of
2109 unnamed integer types.
2111 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2113 * ifcvt.c (noce_try_store_flag_constants): Don't check
2114 no_new_pseudos here.
2115 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2116 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2117 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2118 noce_try_sign_mask): Likewise.
2119 (if_convert): Check no_new_pseudos here.
2121 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2123 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2124 (noce_get_condition): Handle new then_else_reversed argument.
2125 (noce_init_if_info): Remove, fold into noce_find_if_block.
2126 (noce_process_if_block): Take a struct noce_if_info as the
2127 argument. Don't set up one based on ce_if_info. Update pointer
2128 references accordingly.
2129 (cond_move_process_if_block): Likewise.
2130 (process_if_block): Removed.
2131 (find_if_block): Removed. Move functionality two new functions,
2132 noce_find_if_block and cond_exec_find_if_block.
2133 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2134 blocks and the symmetric IF-ELSE-JOIN case.
2135 (cond_exec_find_if_block): Also new function mostly based on old
2136 find_if_block and process_if_block.
2137 (find_if_header): Replace find_if_block call with separately
2138 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2139 (find_cond_trap): Update noce_get_condition call.
2140 (dead_or_predicable): Likewise.
2142 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2144 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2146 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2147 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2148 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2149 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2150 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2151 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2152 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2153 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2154 __builtin_ia32_psrad128 builtins.
2156 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2158 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2159 * config/i386/constraints.md
2160 (define_constraint "I"): Use IN_RANGE macro.
2161 (define_constraint "J"): Ditto.
2162 (define_constraint "K"): Ditto.
2163 (define_constraint "M"): Ditto.
2164 (define_constraint "N"): Ditto.
2165 (define_constraint "O"): Ditto.
2166 * config/i386/predicates.md
2167 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2168 (define_predicate "const_0_to_3_operand"): Ditto.
2169 (define_predicate "const_0_to_7_operand"): Ditto.
2170 (define_predicate "const_0_to_15_operand"): Ditto.
2171 (define_predicate "const_0_to_63_operand"): Ditto.
2172 (define_predicate "const_0_to_255_operand"): Ditto.
2173 (define_predicate "const_1_to_31_operand"): Ditto.
2174 (define_predicate "const_2_to_3_operand"): Ditto.
2175 (define_predicate "const_4_to_7_operand"): Ditto.
2177 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2179 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2180 in SImode for save_world.
2181 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2184 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2186 PR tree-optimization/30784
2187 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2190 2007-03-25 Revital Eres <eres@il.ibm.com>
2192 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2193 Fold movement_possibility function into it.
2195 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2197 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2198 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2199 (call_indirect_nonlocal_darwin64): Same.
2200 (call_nonlocal_darwin64): Same.
2201 (call_value_indirect_nonlocal_darwin64): Same.
2202 (call_value_nonlocal_darwin64): Same.
2203 (sibcall_nonlocal_darwin64): Same.
2204 (sibcall_value_nonlocal_darwin64): Same.
2205 (sibcall_symbolic_64): Same.
2206 (sibcall_value_symbolic_64): Same.
2207 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2209 (rs6000_emit_load_toc_table): Same.
2210 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2211 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2217 (load_toc_v4_pic_si): Same
2218 (load_toc_v4_PIC_1): Same.
2219 (load_toc_v4_PIC_1b): Same.
2220 (call_indirect_aix{32,64}): Same.
2221 (call_value_indirect_aix{32,64}): Same.
2224 (call_local{32,64}): Same.
2225 (call_value_local{32,64}): Same.
2226 (call_indirect_nonlocal_aix{32,64}): Same.
2227 (call_nonlocal_aix{32,64}): Same.
2228 (call_value_indirect_nonlocal_aix{32,64}): Same.
2229 (call_value_nonlocal_aix{32,64}): Same.
2230 (call_indirect_nonlocal_sysv<mode>): Same.
2231 (call_nonlocal_sysv<mode>): Same.
2232 (call_value_indirect_nonlocal_sysv<mode>): Same.
2233 (call_value_nonlocal_sysv<mode>): Same.
2235 (sibcall_local{32,64}): Same.
2236 (sibcall_value_local{32,64}): Same.
2237 (sibcall_nonlocal_aix{32,64}): Same.
2238 (sibcall_value_nonlocal_aix{32,64}): Same.
2239 (sibcall_nonlocal_sysv<mode>): Same.
2240 (sibcall_value): Same.
2241 (sibcall_value_nonlocal_sysv<mode>): Same.
2243 2007-03-24 Paul Brook <paul@codesourcery.com>
2245 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2246 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2248 2007-03-24 Richard Henderson <rth@redhat.com>
2250 * config/ia64/constraints.md: New file.
2251 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2252 satisfies_constraint_?.
2253 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2254 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2255 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2256 ia64_output_mi_thunk): Likewise.
2257 (ia64_const_ok_for_letter_p): Remove.
2258 (ia64_const_double_ok_for_letter_p): Remove.
2259 (ia64_extra_constraint): Remove.
2260 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2261 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2262 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2263 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2264 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2265 EXTRA_MEMORY_CONSTRAINT): Remove.
2266 * config/ia64/ia64.md: Include constriants.md. Replace
2267 CONST_OK_FOR_? with satisfies_constraint_?.
2269 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2270 H.J. Lu <hongjiu.lu@intel.com>
2272 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2274 (name macros): Use DPD_BID_NAME to convert names properly.
2276 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2277 decimal floating point format.
2278 (init_floating_libfuncs): Change decimal functions so that they
2279 have a "bid_" prefix if the decimal system uses the BID format,
2280 and "dpd_" prefix if the decimal system uses the DPD format.
2281 (init_interclass_conv_libfuncs): Ditto.
2282 (init_intraclass_conv_libfuncs): Ditto.
2284 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2285 using the BID format.
2287 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2288 whether we are using the BID decimal format.
2289 * configure: Regenerate.
2291 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2292 the compiler has decimal floating point enabled. Define
2293 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2296 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2297 using the BID format.
2299 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2300 whether we are using the BID decimal format.
2301 * configure: Regenerate.
2303 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2304 the compiler has decimal floating point enabled. Define
2305 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2308 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2309 options, and that it is enabled for i386/x86_64 systems.
2311 * Makefile.in (enable_decimal_float): New.
2313 (DECNUMINC): Add -I$(DECNUMFMT).
2314 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2315 to $(DECNUMFMT) from $(DECNUM).
2317 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2318 Substitute enable_decimal_float.
2319 * configure: Regenerated.
2322 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2325 * configure.ac: Enable decimal float for x86_64-*-linux*.
2326 * configure: Regenerated.
2329 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2330 decimal128ClearSign to flip and clear the sign bit in decimal128.
2331 (decimal_real_maxval): Set decimal128SetSign to set the sign
2334 2007-03-23 Ian Lance Taylor <iant@google.com>
2336 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2338 2007-03-23 Ian Lance Taylor <iant@google.com>
2340 * tree-dump.c (dump_files): Correct comment.
2342 2007-03-23 Ian Lance Taylor <iant@google.com>
2344 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2346 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2348 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2349 in cfglayout mode. Don't go into and out of cfglayout mode.
2350 Link the blocks in the order of the constructed traces.
2351 (rest_of_handle_tracer): Adjust call to tracer.
2352 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2353 Don't go into cfglayout mode.
2354 (rtl_loop_done): Don't go out of cfglayout mode.
2355 * cfglayout.c (relink_block_chain): New function, split out from...
2356 (fixup_reorder_chain): ...here. Remove redundant checking.
2357 (cfg_layout_finalize): Don't clear the header, footer, and aux
2358 fields here, move the code to do so to relink_block_chain. Likewise
2359 for free_original_copy_tables.
2360 * rtl.h (tracer): Update prototype.
2361 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2362 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2363 mode. Use relink_block_chain to serialize the CFG according to the
2364 new basic block order. Move targetm.cannot_modify_jumps_p check from
2366 (gate_handle_reorder_blocks): ...to here.
2367 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2369 (gate_duplicate_computed_gotos): ...to here.
2370 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2371 something always changes when going into and out of cfglayout mode.
2372 Perform an expensive cfg cleanup while going into cfglayout mode.
2373 Always update liveness information on HAVE_conditional_execution
2374 targets. Reserialize the basic blocks and go out of cfglayout mode.
2375 * reg-stack.c: Include cfglayout.h.
2376 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2377 the call to reorder_basic_blocks.
2378 * basic-block.h (reorder_basic_blocks): Update prototype.
2379 (relink_block_chain): New prototype.
2380 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2382 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2384 * config/mips/mips.md (type, hazard, *movdi_32bit,
2385 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2386 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2387 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2388 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2389 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2391 (movcc): Change first xfer to multi.
2392 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2393 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2394 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2395 config/mips/generic.md: Change reservations using "xfer" to use
2397 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2398 using match_operand.
2399 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2400 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2402 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2404 2007-03-22 Richard Henderson <rth@redhat.com>
2406 * config/i386/i386.c: Remove unnecessary function declarations.
2407 Move targetm definition, and all related macros, to the end of
2408 the file. Resort some functions to put definitions before uses.
2409 (ix86_attribute_table): Make static. Move to end of file.
2410 (ix86_gimplify_va_arg): Make static.
2412 2007-03-22 Richard Henderson <rth@redhat.com>
2414 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2415 don't increase local_regparm with force_align_arg_pointer check.
2416 (ix86_function_sseregparm): Assert 32-bit.
2417 (type_has_variadic_args_p): New.
2418 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2419 type_has_variadic_args_p.
2420 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2421 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2422 use memset instead. Do maybe_vaarg check first; skip attribute
2423 tests if true; skip attribute tests for 64-bit.
2424 (construct_container): Remove TARGET_DEBUG_ARG.
2425 (function_arg_advance_32, function_arg_advance_64): Split out ...
2426 (function_arg_advance): ... from here.
2427 (function_arg_32, function_arg_64): Split out ...
2428 (function_arg): ... from here.
2429 (ix86_pass_by_reference): Tidy.
2430 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2431 (function_value_32): New, from parts of ix86_function_value
2432 and ix86_value_regno.
2433 (function_value_64): New, from parts of ix86_function_value
2434 and ix86_libcall_value.
2435 (ix86_function_value_1): New.
2436 (ix86_function_value, ix86_libcall_value): Use it.
2437 (return_in_memory_32, return_in_memory_64): Split out ...
2438 (ix86_return_in_memory): ... from here.
2439 (ix86_struct_value_rtx): Skip for 64-bit.
2440 (ix86_libcall_value, ix86_value_regno): Remove.
2441 (setup_incoming_varargs_64): Split out ...
2442 (ix86_setup_incoming_varargs): ... from here.
2443 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2444 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2445 * config/i386/i386-protos.h (ix86_function_value): Remove.
2446 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2448 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2451 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2452 infinities not supported, otherwise emit warning if -Woverflow. On
2453 underflow, emit warning if -Woverflow.
2454 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2456 * real.h (real_from_string): Update declaration
2458 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2459 Richard Henderson <rth@redhat.com>
2461 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2462 * calls.c (compute_argument_block_size, expand_call,
2463 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2464 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2465 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2466 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2467 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2468 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2469 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2470 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2473 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2475 * c-incpath.c (add_sysroot_to_chain): New.
2476 (merge_include_chains): Add sysroot argument. Call
2477 add_sysroot_to_chain if sysrooted.
2478 (register_include_chains): Update call to merge_include_chains.
2479 * doc/cppopts.texi: Document use of '=' in include directory
2482 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2484 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2485 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2486 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2487 insn pattern using X87MODEF12 mode macro.
2489 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2491 * regmove.c (regmove_optimize): Use reg_mentioned_p
2492 instead of reg_overlap_mentioned_p for DST.
2494 2007-03-21 Mike Stump <mrs@apple.com>
2496 * c.opt: Fixup for Objective-C/C++.
2498 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2500 * explow.c (convert_memory_address): Fold memory reference when
2501 POINTERS_EXTEND_UNSIGNED < 0
2503 2007-03-21 Richard Henderson <rth@redhat.com>
2506 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2507 * config/i386/mmintrin.h (__m64): Likewise.
2508 * config/i386/xmmintrin.h (__m128): Likewise.
2510 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2512 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2513 (VXWORKS_OS_CPP_BUILTINS): Define.
2514 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2515 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2517 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2519 * rtl.h (constant_pool_reference_p): Delete.
2520 (find_constant_src): Declare.
2521 * rtlanal.c (find_constant_src): New function.
2522 * simplify-rtx.c (constant_pool_reference_p): Delete.
2523 * config/i386/i386.md: Use find_constant_src instead of
2524 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2526 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2528 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2529 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2531 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2533 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2534 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2535 (arm_elf_asm_constructor): Use it.
2536 (arm_elf_asm_destructor): New function.
2538 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2540 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2542 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2544 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2546 2007-03-19 Andrew Haley <aph@redhat.com>
2548 PR tree-optimization/31264
2549 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2552 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2554 PR rtl-optimization/30907
2555 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2556 (fwprop_init): Always call loop_optimizer_initialize.
2557 (fwprop_done): Always call loop_optimizer_finalize.
2558 (fwprop): We always have loop info now.
2559 (gate_fwprop_addr): Remove.
2560 (pass_fwprop_addr): Use gate_fwprop as gate.
2562 PR rtl-optimization/30841
2563 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2564 df_chain_alloc): Call df_reorganize_refs unconditionally.
2565 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2566 refs_organized to refs_organized_size.
2567 (df_ref_create_structure): Use refs_organized_size instead of
2568 bitmap_size if refs had been organized, and keep refs_organized_size
2570 * df.h (struct df_ref_info): Change refs_organized to
2571 refs_organized_size.
2572 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2575 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2577 * except.c (output_function_exception_table): Do not reference the
2578 EH personality routine for functions that do not require an
2581 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2584 * c-typeck.c (convert_for_assignment): Call comptypes for
2585 RECORD_TYPE or UNION_TYPE.
2588 * reload1.c (reload): Do invalid ASM checking after
2589 cleanup_subreg_operands.
2591 2007-03-19 Jeff Law <law@redhat.com>
2593 * tree-cfg.c (find_taken_edge): Tighten conditions for
2594 optimizing computed gotos.
2596 2007-03-19 Michael Matz <matz@suse.de>
2598 * builtins.c (expand_builtin_sync_operation,
2599 expand_builtin_compare_and_swap,
2600 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2603 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2604 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2607 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2609 * doc/tm.texi: Add brackets around the return type of
2610 TARGET_SECONDARY_RELOAD.
2612 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2613 Richard Guenther <rguenther@suse.de>
2615 PR tree-optimization/31254
2616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2617 Use handled_component_p () where appropriate. Continue
2618 propagating into the rhs if we propagated into an INDIRECT_REF
2621 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2623 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2624 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2625 (xde, xdee): Mode attributes adjusted to support DFP modes.
2626 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2627 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2628 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2629 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2630 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2631 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2632 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2634 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2635 "movsf"): Insn definitions removed.
2636 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2637 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2638 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2640 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2641 "reload_in<mode>", "reload_out<mode>"): Expander added.
2642 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2645 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2647 * config/s390/s390.md: Only non-functional changes. Renamed
2648 FPR mode macro to BFP all over the file.
2650 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2652 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2653 (op_type attribute): RRF instruction type added.
2654 (fT0): New mode attribute.
2655 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2656 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2657 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2658 no secondary memory is needed when moving DFmode values between GPRs
2661 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2663 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2664 inverted and documentation adjusted.
2665 ("mhard-dfp", "msoft-dfp"): New options.
2666 * config/s390/s390.c (s390_handle_arch_option): New architecture
2668 (override_options): Sanity checks for the new options added.
2669 * config.gcc: New architecture switch: z9-ec.
2670 * config/s390/s390.h (processor_flags): PF_DFP added.
2671 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2672 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2673 when the bit is NOT set so remove it from the defaults.
2675 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2677 * genemit.c (main): Print include statement for dfp.h.
2678 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2681 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2683 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2685 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2688 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2691 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2693 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2694 attr_length_call, output_call, output_indirect_call): Cleanup
2695 formatting of targetm calls.
2697 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2699 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2701 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2703 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2704 reservation, bypass and anti-bypass descriptions for these instructions.
2705 Update move patterns.
2706 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2709 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2711 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2712 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2713 (get_initial_def_for_reduction): Likewise.
2715 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2717 Fix PR tree-optimization/29922
2718 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2719 (get_representative): Removed.
2720 (value_dies_in_block_x): Update for rvuse removal.
2721 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2722 (compute_antic_aux): Handle when PHI nodes appear in
2723 non-single-successors.
2724 (dump_bitmap_of_names): Removed.
2725 (compute_antic_safe): Renamed and removed rvuse calculation.
2726 Calculate only antic safe.
2727 (insert_into_preds_of_block): Remove assert.
2728 (execute_pre): Update for renamed functions.
2729 (defer_or_phi_translate_block): New function.
2731 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2733 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2734 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2736 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2737 Follow spelling conventions.
2739 * tree-data-ref.h: Remove the prototype for analyze_array.
2741 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2743 PR tree-optimization/31041
2744 * tree-vect-transform.c (get_initial_def_for_induction): Call
2745 force_gimple_operand.
2747 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2749 * ipa-type-escape.c (look_for_casts) : Revert code to use
2750 handled_component_p due to ada test a-numaux.adb.
2752 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2754 * final.c (final_scan_insn): Alter the condition of a
2755 conditional trap if we have nonstandard CC.
2757 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2759 * configure.ac: Remove excess quoting from asm line 0 test.
2760 * configure: Rebuilt.
2762 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2764 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2765 * c-common.c (convert_and_check): Move warning logic to...
2766 (warnings_for_convert_and_check): ...here. Define.
2767 * c-common.h (warnings_for_convert_and_check): Declare.
2769 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2771 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2772 (output_call): Likewise.
2774 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2776 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2778 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2780 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2782 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2785 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2787 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2789 PR tree-optimization/31183
2790 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2791 Use double_int instead of unsigned int for representing access_strides.
2792 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2794 2007-03-16 Richard Guenther <rguenther@suse.de>
2796 PR tree-optimization/31146
2797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2798 to allow recursion of forward_propagate_addr_expr.
2799 (forward_propagate_addr_into_variable_array_index): Likewise.
2800 (forward_propagate_addr_expr): Likewise.
2801 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2802 (forward_propagate_addr_expr_1): Recurse on simple copies
2803 instead of propagating into them. Do so for useless conversions
2805 (forward_propagate_addr_expr): Clean up unused statements after
2808 2007-03-16 Richard Guenther <rguenther@suse.de>
2810 * builtins.c (expand_builtin_cexpi): Use the right argument
2811 for the expansion via cexp.
2813 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2815 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2816 * configure: Rebuilt.
2818 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2821 * dwarf2out.c (force_type_die): Adjust comment.
2822 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2824 2007-03-15 DJ Delorie <dj@redhat.com>
2826 * config/frv/predicates.md (minmax_operator): Don't check operands
2829 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2831 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2832 Update constant estimates of number of iterations.
2833 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2834 argument renamed to "realistic".
2835 (compute_estimated_nb_iterations): Removed.
2836 (record_niter_bound): New function.
2837 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2838 call record_nonwrapping_iv with upper = false.
2839 (infer_loop_bounds_from_signedness): Pass upper argument to
2840 record_nonwrapping_iv.
2841 (estimate_numbers_of_iterations_loop): Do not call
2842 compute_estimated_nb_iterations. Record estimate based on profile
2843 information. Initialize the constant estimates of number of
2845 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2847 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2848 number of iterations is too small.
2849 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2850 (EST_NOT_AVAILABLE): Removed.
2851 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2852 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2855 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2857 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2858 Handle NE_EXPR guards.
2860 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2863 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2864 Set also -pedantic-errors by default for the preprocessor unless
2865 -fpermissive is given.
2867 2007-03-15 Richard Guenther <rguenther@suse.de>
2871 * builtins.c (expand_builtin_cexpi): As a fallback if we
2872 don't have builtins for sincos or cexp create a function
2873 declaration for cexp and expand to a call to that.
2874 (expand_builtin_int_roundingfn): Always fall
2875 back to floor/ceil and its variants even if they may be
2878 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2881 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2882 jump tables, move the call to delete_dead_jumptables from here...
2883 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2884 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2885 don't allow merging of blocks that try_redirect_by_replacing_jump
2886 also does not handle when not optimizing.
2888 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2889 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2891 * config/i386/i386.md (x86_sahf_1): Correctly handle
2894 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2898 x86_64_general_operand as operand[2] predicate. Remove "iF"
2899 from operand constraints and use "e" constraint instead.
2900 (*subti3_1, *subti3_1 splitter): Ditto.
2901 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2902 operand[1] predicate.
2904 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2906 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2907 arrays, multiply the access strides by the size of the sub-array.
2908 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2910 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2912 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2913 the configured assembler supports the sahf mnemonic.
2914 * configure: Regenerate.
2915 * config.in: Regenerate.
2917 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2918 emit "sahf" or ".byte\t0x9e" as asm template.
2920 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2923 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2924 option to replace hard coded TARGET_xxx in md file.
2925 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2926 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2927 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2928 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2929 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2930 (X86_TUNE_NOT_VECTORMODE): Ditto.
2931 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2932 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2933 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2934 (TUNE_SLOW_IMUL_IMM8): Ditto.
2935 (TUNE_MOVE_M1_VIA_OR): Ditto.
2936 (TUNE_NOT_UNPAIRABLE): Ditto.
2937 (TUNE_NOT_VECTORMODE): Ditto.
2939 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2942 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2943 tuning options instead of hard coded TARGET_xxx.
2944 (fix ssemode peephole2's): Ditto.
2945 (imul peephole2's): Ditto.
2947 (movdi_or_rex64): Ditto.
2948 (move peephole2): Ditto.
2949 (not peephole2's): Ditto.
2951 2007-03-14 Dirk Mueller <dmueller@suse.de>
2953 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2954 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2955 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2957 * c-parser.c (c_parser_do_statement): Warn about empty body in
2959 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2960 * doc/invoke.texi (-Wempty-body): Update documentation.
2962 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2965 * c-common.h (warn_for_div_by_zero): Declare.
2966 * c-common.c (warn_for_div_by_zero): Define.
2967 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2970 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2972 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2973 to PREFIX and STANDARD_PREFIX.
2975 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2976 Phil Edwards <phil@codesourcery.com>
2978 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2979 (__gthread_once_t): Remove busy field for RTPs.
2980 (__GTHREAD_ONCE_INIT): Update accordingly.
2982 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2984 * doc/invoke.texi: Document VxWorks options.
2986 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2988 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2990 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2992 PR tree-optimization/30590
2993 * tree-nrv.c (tree_nrv): Check for the partial update of the
2996 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2998 * flags.h (flag_random_seed): Remove declaration, in favor of...
2999 * toplev.h (get_random_seed, set_random_seed): ... these.
3000 * tree.c (get_file_function_name): Use the former.
3001 * opts.c (common_handle_option): Use the latter.
3004 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3007 * cse.c (cse_find_path): Do not bail out if a basic block that
3008 we already visited now becomes part of a path that starts at a
3009 different basic block. Just disallow this, to make sure we
3010 visit each basic block at most once.
3012 2007-03-13 Jan Hubicka <jh@suse.cz>
3014 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3015 when profile esitmate is present, calls with very low frequency are
3018 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3020 PR tree-optimization/30730
3021 PR tree-optimization/26900
3022 * tree-ssa-loop-niter.c: Include gmp.h.
3024 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3025 split_to_var_and_offset, determine_value_range,
3026 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3027 bound_difference, bounds_add, bounds_negate,
3028 number_of_iterations_ne_max, dump_affine_iv): New functions.
3029 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3030 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3031 difference of initial and final value of control iv to validate
3033 (number_of_iterations_cond): Add loop parameter. Determine bounds
3034 on the difference of the extremes of the control iv. Add dumps.
3035 (expand_simple_operations): Handle phi nodes.
3036 (simplify_using_initial_conditions): Do not record used conditions.
3037 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3038 Do not set additional_info.
3039 (implies_nonnegative_p, implies_ge_p): Removed.
3040 (derive_constant_upper_bound): Do not use parameter `additional'.
3041 (record_estimate): Parameter `additional' removed. Parameter
3042 `i_bound' added. Do not call derive_constant_upper_bound.
3043 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3044 bound the number of iterations estimate.
3045 (estimate_numbers_of_iterations_loop): Pass the estimate from
3046 the number of iterations analysis to record_estimate.
3047 * tree.h (multiple_of_p): Declare.
3048 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3049 (scev_const_prop): Do not check expression_expensive_p.
3050 * fold-const.c (multiple_of_p): Exported.
3051 * double-int.c (double_int_mask): Exported.
3052 * double-int.h (double_int_mask): Declare.
3053 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3054 field. Added max field.
3056 2007-03-13 David Taylor <taylor@candd.org>
3059 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3062 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3065 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3066 two unamed patterns.
3068 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.opt (mcx16, msahf): New options.
3071 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3072 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3074 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3075 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3076 Output -mcx16 and -msahf options when corresponding bit is set.
3078 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3081 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3083 * configure.ac: Test for assembler tolerance to # 0 "".
3084 * configure, config.in: Rebuilt.
3085 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3087 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3089 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3091 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3092 (handle_syscall): Handle direct system calls.
3093 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3095 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3097 * doc/invoke.texi: Fix cpp.info cross-reference.
3098 * doc/passes.texi: Fix gcc.info cross-reference.
3100 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3102 PR tree-optimization/30835
3103 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3104 bb_for_stmt is not NULL before accessing it.
3106 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3108 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3111 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3114 * doc/install.texi: Document --enable-stage1-languages
3116 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3118 * tree-pass.h (pass_into_cfg_layout_mode,
3119 pass_outof_cfg_layout_mode): Declare.
3120 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3121 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3122 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3123 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3125 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3127 * c-decl.c (warn_variable_length_array): New function.
3128 Refactored from grokdeclarator to handle warn_vla
3129 and handle unnamed array case.
3130 (grokdeclarator): Refactored VLA warning case.
3131 * c.opt (Wvla): New flag.
3132 * doc/invoke.texi (Wvla): New warning.
3134 2007-03-12 Richard Henderson <rth@redhat.com>
3136 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3137 (TARGET_SECTION_TYPE_FLAGS): New.
3139 2007-03-12 Richard Henderson <rth@redhat.com>
3141 * config/darwin.c (machopic_reloc_rw_mask): New.
3142 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3143 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3145 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3147 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3148 * cppdefault.h (cpp_PREFIX): Document.
3149 (cpp_PREFIX_len): Likewise.
3150 (cpp_EXEC_PREFIX): New variable.
3151 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3152 * c-incpath.c (add_standard_paths): Correct logic for relocating
3153 paths within prefix.
3155 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3157 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3158 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3160 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3161 fix_truncdfdi_sse using SSEMODEF mode macro.
3162 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3163 fix_truncdfsi_sse using SSEMODEF mode macro.
3164 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3165 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3167 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3169 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3172 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3174 * tree.h : Add multiple_of_p declaration.
3175 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3176 * ipa-type-escape.c (results_of_malloc): Redundant.
3177 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3178 (cast_type): Extended with new members.
3179 (check_cast): Returns cast_type.
3180 (cast): New structure for data of walk_use_def_chains.
3181 (is_malloc_result, is_cast_from_non_pointer_1,
3182 is_cast_from_non_pointer,
3183 is_array_access_through_pointer_and_index): New functions.
3184 (look_for_casts): Returns cast types.
3185 (check_call): Returns void.
3186 (okay_pointer_operation): Use support of pointer plus index,
3187 pointer plus constant and allow all multiplications.
3189 2007-03-11 Richard Guenther <rguenther@suse.de>
3191 PR tree-optimization/31115
3192 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3193 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3194 A shift count of zero is not special as with *_DIV_EXPR.
3195 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3198 2007-03-11 Ian Lance Taylor <iant@google.com>
3200 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3201 the *_DIV_EXPR codes correctly with overflow infinities.
3203 2007-03-11 Ira Rosen <irar@il.ibm.com>
3205 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3206 indicate success/failure of the analysis. Add negation to subtrahend
3207 in case of subtraction. Fail if both operands contain constants.
3208 (create_data_ref): Fail if analyze_offset fails.
3210 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (frndintxf2): Rename to ...
3213 (rintxf2): ... this. Remove expander having same name.
3214 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3215 (roundsf2, rounddf2): Ditto.
3216 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3217 (lround<mode>di2, lround<mode>si2): Ditto.
3219 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3221 * lower-subreg.c: Include except.h.
3222 (decompose_multiword_subregs): Verify that the only control flow
3223 insns we can split are loads to multi-words pseudos.
3224 Handle breaking such blocks after splitting, instead of calling
3225 find_many_sub_basic_blocks.
3227 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3228 on the new basic block. Add a lengthy comment explaining why we
3229 thought this was necessary.
3230 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3232 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3235 * tree.c (walk_type_fields): Recurse into the element type of
3236 ARRAY_TYPEs if there is a pointer set.
3238 2007-03-10 Dirk Mueller <dmueller@suse.de>
3240 * c-common.c (warn_logical_operator): Fix condition.
3242 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3244 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3246 * config/darwin.c (machopic_select_section): Remove superfluous
3247 argument in call to categorize_decl_for_section. Remove unused
3250 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3252 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3254 * configure: Regenerate.
3256 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3260 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3261 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3262 Add LABEL_NUSES to emitted label.
3263 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3264 branch probability value to emitted jump insn.
3265 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3266 Do not check life information and do not re-arrange input operands
3267 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3269 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3271 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3272 the change of decode_asm_operands.
3274 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3276 * mode-switching.c (create_pre_exit): Skip blockage insn.
3278 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3280 * tree-pass.h (TODO_update_smt_usage): Remove.
3282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3286 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3288 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3289 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3290 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3293 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3295 * gcc.c: Document %{, in big comment at top.
3296 (input_suffix_matches): Remove special handling for .s and
3298 (input_spec_matches): New.
3299 (handle_braces): Handle %{,.
3300 (validate_switches): ',' indicates a value which is not a switch.
3301 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3302 to detect assembler input.
3303 * config/i386/sol2.h (CPP_SPEC): Likewise.
3304 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3305 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3306 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3307 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3308 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3309 -m64 causes deployment target to default to 10.5.
3310 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3312 2007-03-09 Richard Henderson <rth@redhat.com>
3315 * target.h (targetm.asm.out.reloc_rw_mask): New.
3316 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3317 (TARGET_ASM_OUT): Use it.
3318 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3319 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3320 use the new reloc_rw_mask target hook instead.
3321 (default_section_type_flags_1): Merge into...
3322 (default_section_type_flags): ... here.
3323 (decl_readonly_section_1): Merge into...
3324 (decl_readonly_section): ... here.
3325 (default_elf_select_section_1): Merge into...
3326 (default_elf_select_section): ... here.
3327 (default_unique_section_1): Merge into...
3328 (default_unique_section): ... here.
3329 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3330 (default_select_rtx_section): Use it.
3331 (default_elf_select_rtx_section): Likewise.
3332 * output.h: Update to match.
3333 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3334 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3335 (TARGET_ASM_RELOC_RW_MASK): New.
3336 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3337 to categorize_decl_for_section.
3338 (x86_64_elf_unique_section): Likewise.
3339 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3340 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3341 (TARGET_ASM_RELOC_RW_MASK): New.
3342 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3343 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3344 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3345 (TARGET_RWRELOC): Remove.
3346 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3347 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3348 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3349 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3350 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3351 (rs6000_xcoff_select_section): Use decl_readonly_section.
3352 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3353 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3354 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3355 (TARGET_SECTION_TYPE_FLAGS): Remove.
3356 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3358 2007-03-09 Roger Sayle <roger@eyesopen.com>
3360 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3361 complex constant equality/inequality comparisons for here.
3362 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3363 known at compile-time or can be simplified to a scalar comparison.
3364 (fold_relational_const): Move compile-time evaluation of complex
3365 constant equality/inequality comparisons to here.
3367 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3369 PR rtl-optimization/30643
3370 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3372 (fold_rtx): Recurse, like before 2006-11-03.
3374 2007-03-09 DJ Delorie <dj@redhat.com>
3376 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3379 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3381 PR tree-optimization/30375
3382 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3383 LHS of statements is not the same.
3384 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3386 2007-03-09 Chao-ying Fu <fu@mips.com>
3388 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3390 * doc/invoke.texi (-mdspr2): Document new option.
3391 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3392 New unspec for DSP REV 2.
3393 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3394 these instructions are extended in DSP REV 2.
3395 (mips-dspr2.md): Include.
3396 * config/mips/mips.opt (mdspr2): New option.
3397 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3398 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3399 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3400 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3401 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3402 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3403 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3405 (bdesc_map): Add one field of unsupported_target_flags.
3406 (bdesc_arrays): Update entries to have extra fields. Add
3408 (mips_init_builtins): Initialize new function types.
3409 Check unsupported_target_fileds to filter out builtins.
3410 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3412 (ASM_SPEC): Pass mdspr2 to the assembler.
3413 * config/mips/mips-dspr2.md: New file.
3415 2007-03-09 Sa Liu <saliu@de.ibm.com>
3417 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3419 2007-03-09 Ian Lance Taylor <iant@google.com>
3421 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3422 argument) like -Wstrict-overflow=2.
3423 * doc/invoke.texi (Warning Options): Update documentation.
3425 2007-03-09 Dirk Mueller <dmueller@suse.de>
3428 * doc/invoke.texi (-Wlogical-op): Document.
3429 * common.opt (-Wlogical-op): New.
3430 * c-common.h (warn_logical_operator): Declare.
3431 * c-common.c (warn_logical_operator): Define.
3432 * c-typeck.c (parser_build_binary_op): Call
3433 warn_logical_operator.
3435 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3437 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3438 * final.c (final_scan_insn): Test for non-"" file name.
3440 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3442 * doc/loop.texi: Document the Omega linear constraints solver.
3443 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3444 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3445 omega-hash-table-size, omega-max-keys, and
3446 omega-eliminate-redundant-constraints.
3447 * tree-pass.h (pass_check_data_deps): Declared.
3450 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3451 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3452 pass_check_data_deps): New.
3453 * tree-data-ref.c (init_data_ref): Remove declaration.
3454 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3455 (analyze_array): Renamed init_array_ref, move up initializations.
3456 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3457 Removed arguments that are set to NULL.
3458 (analyze_indirect_ref): Correct indentation, correct call to
3460 (object_analysis): Call init_array_ref instead of analyze_array.
3461 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3462 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3463 of DR_ACCESS_FNS_ADDR.
3464 (init_omega_eq_with_af, omega_extract_distance_vectors,
3465 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3466 ddr_consistent_p): New.
3467 (compute_affine_dependence): Check consistency of ddrs when
3468 flag_check_data_deps is passed.
3469 (analyze_all_data_dependences): Uncomment.
3470 (tree_check_data_deps): New.
3471 * tree-data-ref.h: Include omega.h.
3472 (DR_ACCESS_FNS_ADDR): Removed.
3473 (data_dependence_relation): Add inner_loop.
3474 (DDR_INNER_LOOP): New.
3475 * common.opt (fcheck-data-deps): New.
3476 * tree-flow.h (tree_check_data_deps): Declare.
3477 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3478 (OBJS-common): Depend on omega.o.
3480 * passes.c (pass_check_data_deps): Scheduled.
3481 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3482 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3483 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3484 PARAM_VECT_MAX_VERSION_CHECKS,
3485 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3487 2007-03-09 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/30904
3491 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3492 the same way as *_DIV_EXPR.
3494 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3496 * recog.c (decode_asm_operands): No mixed declarations and code.
3498 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3500 * rtl.def (ASM_INPUT): Add location.
3501 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3502 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3503 (decode_asm_operands): Add loc operand.
3504 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3505 * stmt.c (expand_asm): Rename to...
3506 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3507 gen_rtx_ASM_INPUT_loc.
3508 (expand_asm_expr): Adjust.
3509 * recog.c (decode_asm_operands): Add loc operand.
3510 (check_asm_operands, extract_insn): Adjust.
3511 * reload1.c (maybe_fix_stack_asms): Likewise.
3512 * final.c (asm_insn_count): Likewise.
3513 (final_scan_insn): Output # line before and after asm.
3515 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3517 * tree-ssa-structalias.c (variable_info): Remove
3519 (new_var_info): Ditto.
3520 (shared_bitmap_info_t): New structure.
3521 (shared_bitmap_table): New variable.
3522 (shared_bitmap_hash): New function.
3523 (shared_bitmap_eq): Ditto
3524 (shared_bitmap_lookup): Ditto.
3525 (shared_bitmap_add): Ditto.
3526 (merge_smts_into): Change to take bitmap directly.
3527 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3528 (init_alias_vars): Init shared bitmap hashtable.
3529 (delete_points_to_sets): Delete shared bitmap hashtable.
3530 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3531 is_aliased removal as a change that was still necessary was
3534 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/i386.h (override_options): Conditionally disable
3537 x86_sahf for 64bit targets only.
3539 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3542 * c-decl.c (merge_decls): Don't call make_var_volatile.
3543 * varasm.c (make_var_volatile): Remove.
3544 * output.h (make_var_volatile): Remove.
3546 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3548 PR tree-optimization/31085
3549 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3551 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3553 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3554 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3555 ATTR_CONST_NOTHROW_LIST.
3557 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3560 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3562 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3564 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3567 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3569 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3570 passed, use shared libgcc.
3572 2007-03-08 Roger Sayle <roger@eyesopen.com>
3574 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3575 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3576 (honor_protect_cleanup_actions, lower_try_finally_switch):
3578 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3579 ifc_temp_var): Likewise.
3580 * tree-inline.c (setup_one_parameter): Likewise.
3581 * tree-mudflap.c (mf_decl_cache_locals,
3582 mf_build_check_statement_for): Likewise.
3583 * tree-nested.c (init_tmp_var, save_tmp_var,
3584 finalize_nesting_tree_1): Likewise.
3585 * tree-outof-ssa.c (insert_copy_on_edge,
3586 insert_backedge_copies): Likewise.
3587 * tree-profile.c (tree_gen_edge_profiler,
3588 tree_gen_ic_profiler): Likewise.
3589 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3590 * tree-sra.c (sra_build_assignment): Likewise.
3591 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3592 * tree-ssa-math-opts.c (insert_reciprocals,
3593 execute_cse_sincos_1): Likewise.
3594 * tree-tailcall.c (adjust_accumulator_values,
3595 adjust_return_value): Likewise.
3596 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3597 * tree-vect-transform.c (vect_create_data_ref_ptr,
3598 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3599 vect_create_epilog_for_reduction, vectorizable_reduction,
3600 vectorizable_call, vectorizable_conversion,
3601 vectorizable_assignment, vectorizable_operation,
3602 vectorizable_type_demotion, vect_gen_widened_results_half,
3603 vect_permute_store_chain, vectorizable_store,
3604 vect_setup_realignment, vect_permute_load_chain,
3605 vectorizable_load, vectorizable_condition,
3606 vect_create_cond_for_align_checks): Likewise.
3607 * tree-vrp.c (build_assert_expr_for): Likewise.
3609 2007-03-08 Ian Lance Taylor <iant@google.com>
3611 * tree-vrp.c: Include "intl.h".
3612 (usable_range_p): New static function.
3613 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3614 overflowed values, juts set *strict_overflow_p.
3615 (compare_values): Only return -2 if one of the operands is not a
3617 (compare_ranges): Call usable_range_p.
3618 (compare_range_with_value): Likewise.
3619 (vrp_evaluate_conditional_warnv): Rename from
3620 vrp_evaluate_conditional. Make static. Change all callers.
3621 (vrp_evaluate_conditional): New function.
3622 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3624 (simplify_abs_using_ranges): Likewise.
3625 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3626 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3627 within_stmt parameter.
3628 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3629 vrp_evaluate_conditional.
3630 * tree-ssa-threadedge.c
3631 (record_temporary_equivalences_from_stmts_at_dest): Change
3632 simplify parameter to take a second tree parameter.
3633 (simplify_control_stmt_condition): Likewise.
3634 (thread_across_edge): Likewise.
3635 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3636 (thread_across_edge): Likewise.
3637 * Makefile.in (tree-vrp.o): Depend upon intl.h.
3639 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3641 * config/i386/i386.h (TARGET_SAHF): New define.
3642 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3643 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3644 (x86_sahf): New global variable.
3645 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3646 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3647 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3648 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3650 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3651 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3652 when expanding fcomi/sahf based tests.
3653 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3654 expanding sahf based alternative. Emit sahf based sequence when
3655 optimizing for code size.
3656 * config/i386/i386.md (x86_sahf_1): Do not disable for
3657 TARGET_64BIT, enable for TARGET_SAHF.
3659 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3661 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3662 spurious whitespace from error message.
3664 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3667 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3669 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3671 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3673 * tree-sra.c (instantiate_element): Propagate disabled warnings
3674 from the element itself to the created variable.
3676 2007-03-07 Richard Henderson <rth@redhat.com>
3679 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3680 silently fix up the stack in the case of a missing register.
3682 2007-03-07 Paul Brook <paul@codesourcery.com>
3684 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3686 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3688 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3690 (phase1_vrs): Use them.
3691 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3692 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3693 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3694 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3695 __gnu_Unwind_Restore_WMMXC if required.
3696 (_Unwind_VRS_Pop): Implement iWMMXt support.
3697 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3698 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3699 gnu_Unwind_Save_WMMXC): Define.
3701 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3703 * config/vxworks.h (vxworks_override_options): Declare.
3704 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3705 * config/vxworks.c: Include target.h and toplev.h.
3706 (vxworks_override_options): New function.
3707 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3709 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3711 * config/s390/s390.c (override_options): Don't emit an error when
3712 -mstack-size is used without providing -mstack-guard.
3713 (s390_emit_prologue): Choose stack_guard value automatically if not
3714 provided via command line.
3715 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3717 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3719 * config/i386/i386.c (output_set_got): Add a GOT initialization
3720 sequence for VxWorks PIC.
3721 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3722 around labels as well as symbols. Use gotoff_operand instead
3723 of local_symbolic_operand.
3724 (legitimize_pic_address): Use gotoff_operand instead of
3725 local_symbolic_operand. Use @GOT accesses for labels as
3727 (ix86_output_addr_diff_elt): Use PC-relative rather than
3728 GP-relative offsets for VxWorks PIC.
3729 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3730 no_new_pseudos. Check whether the returned register is op0.
3731 * config/i386/i386.md (tablejump): Use PC-relative rather than
3732 GP-relative offsets for VxWorks PIC.
3733 * config/i386/predicates.md (gotoff_operand): New predicate.
3735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3737 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3739 * config/vxworks-dummy.h: New file.
3740 * config/i386/i386.h: Include it.
3742 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3744 * dwarf2out.c (is_inlined_entry_point): New
3745 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3746 DW_AT_ranges if the first subblock is the entry point.
3748 2007-03-06 David Daney <ddaney@avtrex.com>
3750 * doc/install.texi (mips-*-*): Change recommended binutils
3753 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3755 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3756 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3761 2007-03-06 Jan Hubicka <jh@suse.cz>
3763 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3764 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3766 (probably_cold_bb_p): Cold functions are cold.
3767 (probably_never_executed_bb_p): Cold functions are cold.
3768 (tree_bb_level_predictions): Predict calls to cold functions as not
3770 (compute_function_frequency): Check hot/cold attributes.
3771 * function.h (function_frequency): Update comments.
3772 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3773 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3774 (c_common_att): Add cold and hot.
3776 * doc/extend.texi (hot,cold attributes): Document.
3778 2007-03-06 Andrew Haley <aph@redhat.com>
3780 * function.c (expand_function_end): Move blockage to just after we
3781 emit the label for the naked return from the function.
3783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3785 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3788 2007-03-06 Jan Hubicka <jh@suse.cz>
3790 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3791 loaded for constant large models. Non-large 64bit PIC can do.
3792 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3793 * cmodel.h: Add LARGE PIC.
3794 * i386.md (UNSPEC_PLTOFF): New.
3795 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3797 (*call_1_rex64): Disable for large models.
3798 (*call_1_rex64_large): New.
3799 (*call_value_1_rex64): Disable for large models.
3800 (*call_value_1_rex64_large): New.
3801 (set_rip_rex4): New.
3802 (set_got_offset_rex64): New.
3803 * predicates.md (constant_call_address_operand): For large model
3804 constant calls are not possible.
3805 * i386-protos.h (construct_plt_address): Declare.
3806 * i386.c (override_options): Accept large models.
3807 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3808 (legitimate_constant_p): Add new UNSPECs.
3809 (legitimate_pic_operand_p): Likewise.
3810 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3811 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3813 (output_pic_addr_const): Add PLTOFF.
3814 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3815 (ix86_expand_move): Legitimize pic address when in PIC mode.
3816 (construct_plt_address): New function.
3817 (ix86_expand_call): Offload the address to register and use GOT pointer
3819 * invoke.texi (mcmodel=large): Update documentation.
3821 2007-03-06 Richard Henderson <rth@redhat.com>
3823 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3824 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3825 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3826 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3827 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3828 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3829 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3830 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3831 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3832 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3833 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3834 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3835 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3836 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3837 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3838 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3839 x86_schedule, x86_use_bt, x86_pad_returns,
3840 x86_use_xchgb): Merge into ...
3841 (ix86_tune_features): ... here. New array.
3842 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3843 x86_bswap): Merge into ...
3844 (ix86_arch_features): ... here. New array.
3845 (x86_3dnow_a): Remove.
3846 (x86_accumulate_outgoing_args): Make static.
3847 (x86_arch_always_fancy_math_387): Make static.
3848 (ix86_tune_mask, ix86_arch_mask): Move ...
3849 (override_options): ... to local variables here. Apply the
3850 appropriate mask to each element of ix86_arch_features and
3851 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3852 as were done in the old macros.
3853 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3854 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3855 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3856 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3857 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3858 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3859 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3860 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3861 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3862 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3863 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3864 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3865 x86_accumulate_outgoing_args, x86_prologue_using_move,
3866 x86_epilogue_using_move, x86_decompose_lea,
3867 x86_arch_always_fancy_math_387, x86_shift1,
3868 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3869 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3870 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3871 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3872 x86_use_incdec, x86_pad_returns, x86_bswap,
3873 x86_partial_flag_reg_stall): Remove.
3874 (enum ix86_tune_indices): New.
3875 (ix86_tune_features): New.
3876 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3877 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3878 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3879 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3880 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3881 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3882 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3883 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3884 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3885 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3886 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3887 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3888 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3889 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3890 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3891 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3892 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3893 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3894 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3895 TARGET_EXT_80387_CONSTANTS): Use it.
3896 (enum ix86_arch_indices): New.
3897 (ix86_arch_features): New.
3898 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3899 TARGET_BSWAP): Use it.
3900 (ix86_tune_mask, ix86_arch_mask): Remove.
3902 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3905 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3906 Define using $${sysroot_headers_suffix}.
3907 * configure: Regenerate.
3908 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3909 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3911 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3912 * gcc.c (print_sysroot_headers_suffix): New.
3913 (option_map): Include --print-sysroot-headers-suffix.
3914 (display_help): Mention -print-sysroot-headers-suffix.
3915 (process_command): Handle -print-sysroot-headers-suffix.
3916 (do_spec_1): Append multilib directory to include-fixed path if
3917 sysroot suffixes in use.
3918 (main): Handle -print-sysroot-headers-suffix.
3919 * Makefile.in (start.encap): Don't depend on xlimits.h
3920 (xlimits.h): Remove.
3921 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3922 limits.h for each multilib in fixinc_list.
3923 (fixinc_list, s-fixinc_list): New.
3924 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3925 generate them for each multilib in fixinc_list.
3926 (stmp-fixproto): Use include-fixed. Run fixproto for each
3927 multilib in fixinc_list.
3928 (mostlyclean): Don't remove xlimits.h.
3929 (clean): Remove include-fixed.
3930 (real-install-headers-tar, real-install-headers-cpio,
3931 real-install-headers-cp): Don't copy include, only include-fixed.
3932 (install-mkheaders): Depend on fixinc_list. Don't depend on
3933 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3934 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3935 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3937 2007-03-06 Jan Hubicka <jh@suse.cz>
3939 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3942 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3944 * configure.ac: Allow tm_file to contain build-directory files.
3945 * configure: Regenerate.
3946 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3947 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3948 * config/m68k/print-sysroot-suffix.sh: New file.
3950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3952 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3953 of pic_offset_table_rtx if reload_completed.
3954 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3955 PIC_OFFSET_TABLE_REGNUM.
3956 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3958 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3959 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3963 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3964 functions that call eh_return.
3966 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3968 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3969 functions that need a constant pool.
3971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3974 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3975 (m68k_preferred_reload_class): Likewise.
3976 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3977 (SECONDARY_RELOAD_CLASS): Define.
3978 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3979 (LIMIT_RELOAD_CLASS): Delete.
3980 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3981 registers from storing bytes.
3982 (m68k_secondary_reload_class): New function.
3983 (m68k_preferred_reload_class): Likewise.
3985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3987 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3989 (m68k_expand_prologue): Likewise.
3991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3993 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3994 (mips_expand_epilogue): Add a bool parameter.
3995 (m68k_legitimize_sibcall_address): Declare.
3996 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3997 (m68k_expand_epilogue): Add a parameter to select between sibling
3998 and normal epilogues. Only generate a return for the latter.
3999 (m68k_ok_for_sibcall_p): New function.
4000 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4001 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4002 (sibcall_value, *sibcall_value): Likewise.
4003 (*call, *call_value): Require !SIBLING_CALL_P.
4004 (epilogue): Update call to m68k_expand_epilogue.
4005 (sibcall_epilogue): New pattern.
4006 * config/m68k/predicates.md (const_call_operand): Say that this
4007 predicate applies to sibling calls too.
4008 (sibcall_operand): New predicate.
4010 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4012 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4013 alternatives as movsi_cf.
4014 (movsf_cf_hard): Add commentary.
4016 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4017 Richard Sandiford <richard@codesourcery.com>
4019 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4020 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4021 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4022 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4023 as being live on exit from an interrupt function.
4024 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4025 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4026 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4027 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4028 (m68k_interrupt_function_p): Globalize.
4029 (m68k_compute_frame_layout): Remove reverse mask code.
4030 (m68k_emit_movem, m68k_set_frame_related): New functions.
4031 (m68k_output_function_prologue): Delete in favor of...
4032 (m68k_expand_prologue): ...this new function.
4033 (m68k_output_function_epilogue): Delete in favor of...
4034 (m68k_expand_epilogue): ...this new function.
4035 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4037 (print_operand): Handle %?.
4038 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4039 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4040 (prologue, epilogue): New patterns.
4041 (return): Turn into a define_expand.
4042 (*return): New pattern, derived from old "return" pattern. Use rte
4043 rather than rts for interrupt functions. Only use rtd if the pop
4045 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4046 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4047 (link, *link, unlink, *unlink, load_got): Likewise.
4049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4053 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4054 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4055 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4056 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4057 and m68k_matches_u_p.
4058 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4059 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4060 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4061 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4062 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4063 (REG_STRICT_P): New macro.
4064 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4065 PCREL_GENERAL_OPERAND_OK.
4066 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4067 m68k_legitimate_base_reg_p.
4068 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4069 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4070 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4071 * config/m68k/m68k.c (m68k_address): New structure.
4072 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4073 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4074 (m68k_jump_table_ref_p, m68k_decompose_address)
4075 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4076 (m68k_matches_u_p): New functions.
4077 (print_operand_address): Rewrite to use m68k_decompose_index.
4079 2007-03-05 David Taylor <dtaylor@emc.com>
4081 * gcc.c: Correct copyright date in --version output.
4083 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4085 * pa.md: In unamed move patterns, disparge copies between general
4086 and floating point registers using '?' modifier. Don't include 'f'
4087 constraint for register preferences in DImode, SImode, HImode and
4088 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4089 Remove constraints for copies between general and floating registers
4090 in soft-float DFmode pattern.
4091 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4095 2007-03-05 Mike Stump <mrs@apple.com>
4097 * c-common.c (targetcm): Add.
4098 * c-opts.c (c_common_handle_option): Handle language specific
4100 * opts.c (handle_option): Verify language for target options, if
4102 * opth-gen.awk: Add CL_LANG_ALL.
4103 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4104 (TARGETCM_INITIALIZER): Add.
4105 * target.h (struct gcc_targetcm): Add.
4107 * targhooks.c (default_handle_c_option): Add.
4108 * targhooks.h (default_handle_c_option): Add.
4109 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4111 * config/darwin.opt (iframework): Add.
4112 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4113 * config/darwin-c.c (handle_c_option): Add.
4114 (TARGET_HANDLE_C_OPTION): Add.
4116 * doc/invoke.texi (Darwin Options): Add -iframework.
4118 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4120 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4123 2007-03-05 Ian Lance Taylor <iant@google.com>
4125 * c.opt (fgnu89-inline): New option.
4126 * c-opts.c (c_common_post_options): Set default value for
4128 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4129 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4131 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4132 (grokdeclarator, start_function): Likewise.
4133 * c-cppbuiltin.c (c_cpp_builtins): Define either
4134 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4135 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4136 (C Dialect Options): Document -fgnu89-inline.
4137 * doc/extend.texi (Function Attributes): Explain what the
4138 gnu_inline attribute does.
4139 * doc/cpp.texi (Common Predefined Macros): Document
4140 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4142 2007-03-05 Ian Lance Taylor <iant@google.com>
4144 PR tree-optimization/31034
4145 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4146 half-range if the other side is an overflow infinity.
4148 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4150 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4151 (bfin*-linux-uclibc*): New configuration.
4152 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4154 * config/bfin/linux.h: New file.
4155 * config/bfin/libgcc-bfin.ver: New file.
4156 * config/bfin/t-bfin-uclinux: New file.
4157 * config/bfin/t-bfin-linux: New file.
4158 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4159 (TARGET_OS_CPP_BUILTINS): New macro.
4161 2007-03-05 Richard Guenther <rguenther@suse.de>
4163 * fold-const.c (fold_binary): Remove duplicate folding
4164 of comparison of non-null ADDR_EXPR against null.
4166 2007-03-05 Richard Guenther <rguenther@suse.de>
4167 Dorit Nuzman <dorit@il.ibm.com>
4169 PR tree-optimization/26420
4170 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4171 are no loops in the function. Only print the number of
4172 vectorized loops if it is greater than zero or we are supposed
4173 to print information about unvectorized loops.
4175 2007-03-05 Revital Eres <eres@il.ibm.com>
4177 * gcc.dg/var-expand1.c: New test.
4178 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4179 when an accumulator is expanded.
4181 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4184 * c-common.c (convert_and_check): Don't give warnings for
4185 conversion if 'expr' already overflowed.
4187 2007-03-04 Roger Sayle <roger@eyesopen.com>
4190 * fold-const.c (fold_comparison): Enforce type consistency when
4191 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4193 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4195 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4196 containing a cast to the base of TARGET_MEM_REF.
4198 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4200 * tree.c (tree_contains_struct_check_failed): Remove spurious
4201 whitespace from error message.
4203 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4206 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4207 instead of precision.
4209 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4210 Nathan Sidwell <nathan@codesourcery.com>
4212 * emit-rtl.c (find_auto_inc): New.
4213 (try_split): recreate REG_INC notes,
4214 Use regular for loops rather than whiles.
4216 2007-03-03 Andreas Schwab <schwab@suse.de>
4218 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4219 * configure: Regenerate.
4221 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4224 flag_rounding_math, not flag_unsafe_math_optimizations.
4226 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4228 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4229 alpha_fold_vector_minmax): Likewise.
4230 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4231 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4233 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4235 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4236 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4237 if the lhs has side-effects.
4238 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4240 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.h (TUNEMASK): Remove define.
4243 (ARCHMASK): Remove define.
4244 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4245 Use ix86_arch_mask variable instead of ARCHMASK.
4246 * config/i386/i386.c (override_options): Ditto.
4247 (standard_80387_constant_p): Ditto.
4249 2007-03-02 Ian Lance Taylor <iant@google.com>
4251 Used signed infinities in VRP.
4252 * tree-vrp.c (uses_overflow_infinity): New static function.
4253 (supports_overflow_infinity): New static function.
4254 (make_overflow_infinity): New static function.
4255 (negative_overflow_infinity): New static function.
4256 (positive_overflow_infinity): New static function.
4257 (is_negative_overflow_infinity): New static function.
4258 (is_positive_overflow_infinity): New static function.
4259 (is_overflow_infinity): New static function.
4260 (overflow_infinity_range_p): New static function.
4261 (compare_values_warnv): New function split out of compare_values.
4262 (compare_value): Call it.
4263 (set_value_range_to_nonnegative): Add overflow_infinity
4264 parameter. Change caller.
4265 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4267 (vrp_expr_computes_nonzero): Likewise.
4268 (compare_ranges, compare_range_with_value): Likewise.
4269 (compare_name_with_value, compare_names): Likewise.
4270 (vrp_evaluate_conditional): Likewise.
4271 (set_value_range): Handle infinity
4272 (vrp_operand_equal_p, operand_less_p): Likewise.
4273 (extract_range_from_assert): Likewise.
4274 (vrp_int_const_binop): Likewise.
4275 (extract_range_from_binary_expr): Likewise.
4276 (extract_range_from_unary_expr): Likewise.
4277 (extract_range_from_comparison): Likewise.
4278 (extract_range_from_expr): Likewise.
4279 (dump_value_range): Likewise.
4280 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4281 (test_for_singularity): Likewise.
4282 (vrp_int_const_binop): Remove inline qualifier.
4283 (adjust_range_with_scev): Add comment.
4284 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4286 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4288 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4289 (get_constraint_for): Likewise.
4290 (do_structure_copy): Likewise.
4291 (find_func_aliases): Fix references to MODIFY_EXPR.
4292 (intra_create_variable_infos): Tidy.
4293 * tree-ssa-operands.c (add_virtual_operand): Add argument
4295 When adding members of alias sets, if IS_CALL_SITE is true and
4296 the symbol is not call-clobbered, skip it.
4299 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4301 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4302 entry by means of emit_insn_at_entry.
4304 2007-03-02 Richard Henderson <rth@redhat.com>
4306 * expr.h (promoted_input_arg): Remove decl.
4307 * function.c (promoted_input_arg): Merge into ...
4308 * combine.c (setup_incoming_promotions): ... only caller.
4309 Rearrange to avoid double loop.
4311 2007-03-02 Ben Elliston <bje@au.ibm.com>
4312 Peter Bergner <bergner@vnet.ibm.com>
4313 Janis Johnson <janis187@us.ibm.com>
4315 * config/rs6000/dfp.md: New file.
4316 * config/rs6000/rs6000.md: Include dfp.md.
4317 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4318 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4319 and TDmode decimal float modes in FP registers.
4320 (num_insns_constant): Likewise.
4321 (rs6000_legitimate_offset_address_p): Likewise.
4322 (rs6000_legitimize_address): Likewise.
4323 (rs6000_legitimize_reload_address): Likewise.
4324 (rs6000_legitimate_address): Likewise.
4325 (rs6000_emit_move): Likewise.
4326 (function_arg_boundary): Likewise.
4327 (function_arg_advance): Likewise.
4328 (rs6000_darwin64_record_arg_recurse): Likewise.
4329 (function_arg): Likewise.
4330 (rs6000_gimplify_va_arg): Likewise.
4331 (rs6000_split_multireg_move): Likewise.
4332 (rs6000_output_function_epilogue): Likewise.
4333 (rs6000_output_function_epilogue): Likewise.
4334 (rs6000_register_move_cost): Likewise.
4335 (rs6000_function_value): Likewise.
4336 (rs6000_libcall_value): Likewise.
4338 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4340 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4342 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4344 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4345 Use $MULTIDIR to choose between the kernel and RTP headers,
4346 and use $WIND_BASE and $WIND_USR to locate them.
4348 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/i386.c (override_options): Put initialization of
4351 ix86_tune_mask and ix86_arch_mask to the correct place.
4353 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4354 Michael Meissner <michael.meissner@amd.com>
4357 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4359 (TARGET_CMOVE): Use ARCHMASK.
4360 (TARGET_CMPXCHG): Ditto.
4361 (TARGET_CMPXCHG8B): Ditto.
4362 (TARGET_XADD): Ditto.
4363 (TARGET_BSWAP): Ditto.
4364 * config/i386/i386.c (ix86_tune_mask): New global variable.
4365 (ix86_arch_mask): Ditto.
4366 (override_options): Initialize ix86_tune_mask and
4367 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4370 2007-03-02 Ben Elliston <bje@au.ibm.com>
4373 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4375 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4377 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4378 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4379 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4380 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4382 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4383 rs6000_init_dwarf_reg_sizes_extra): New.
4384 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4385 SPE register high parts.
4387 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4389 * Makefile.in: Add install-pdf target as
4390 copied from automake v1.10 rules.
4391 * configure.ac: Add install-pdf to target list.
4392 * configure: Regenerate.
4394 2007-03-01 Paul Brook <paul@codesourcery.com>
4396 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4397 modes to LDRD for DImode.
4398 (output_move_double): Fixup out of range ldrd/strd.
4399 (vfp_secondary_reload_class): Rename...
4400 (coproc_secondary_reload_class): ... to this. Add wb argument.
4401 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4402 coproc_secondary_reload_class for CLASS_IWMMXT.
4403 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4404 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4406 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4408 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4409 factor by the estimated number of iterations.
4410 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4413 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4414 decode_caches_intel, detect_caches_intel): New functions.
4415 (host_detect_local_cpu): Use detect_caches_amd and
4416 detect_caches_intel.
4418 2007-03-01 Richard Henderson <rth@redhat.com>
4420 * expr.c (emit_move_complex_push): Export.
4421 (emit_move_complex_parts): Split out from ...
4422 (emit_move_complex): ... here.
4423 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4424 * config/i386/i386.md (movcdi): New.
4426 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4429 size of mode1 to check for tieable modes in MMX case.
4431 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4433 * Makefile.in (rtlanal.o): Depend on tree.h.
4434 * rtl.h (offset_within_section_p, split_const): Declare.
4435 * rtlanal.c: Include tree.h.
4436 (offset_within_block_p): New function, taken from
4437 mips_offset_within_object_p.
4438 (split_const): New function, taken from mips_split_const.
4439 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4441 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4442 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4443 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4444 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4445 (m68k_illegitimate_symbolic_constant_p): New function.
4446 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4447 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4448 symbolic constant that might be outside the symbol's section,
4449 move the symbol first and then add the offset.
4450 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4452 * config/mips/mips.c (mips_split_const): Delete.
4453 (mips_offset_within_object_p): Delete.
4454 (mips_symbolic_constant_p): Use offset_within_section_p and
4455 split_const instead of mips_offset_within_object_p and
4457 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4458 (mips_legitimize_const_move, print_operand_reloc)
4459 (mips_dangerous_for_la25_p): Use split_const instead of
4462 2007-02-28 Eric Christopher <echristo@apple.com>
4464 * Makefile.in (install-include-dir): Don't rm -rf include.
4466 2007-02-28 Richard Guenther <rguenther@suse.de>
4469 * fold-const.c (fold_binary): Do not associate expressions
4470 with more than one variable for integer types that do not wrap.
4472 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4474 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4475 Delete, and replace with...
4476 (fold_builtin_call_array): This. Update callers to use it.
4477 * fold-const.c (fold_build_call_list): Delete, and replace with...
4478 (fold_build_call_array): This.
4479 (fold_build_call_list_initializer): Delete, and replace with...
4480 (fold_build_call_array_initializer): This.
4481 * tree.h: Update declarations to reflect above changes.
4483 * c-typeck.c (build_function_call): Store converted arguments
4484 in a stack-allocated array instead of building a list.
4485 (convert_arguments): Store arguments in the array passed in as an
4486 argument, and return the actual number of arguments.
4487 * c-format.c: (check_function_format): Pass arguments in an
4488 array instead of a list.
4489 * c-common.c (check_function_nonnull): Likewise.
4490 (check_function_sentinel): Likewise.
4491 (check_function_arguments): Likewise.
4492 * c-common.h: Update declarations to reflect above changes.
4494 2007-02-28 Jan Hubicka <jh@suse.cz>
4496 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4497 PRED_NEGATIVE_RETURN): Update outcomes.
4499 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4501 * calls.c (emit_library_call_value_1): Handle partial registers
4502 correctly when building up CALL_INSN_FUNCTION_USAGE.
4504 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * pa/predicates.md (move_src_operand): Allow zero for mode.
4507 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4510 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4513 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4514 *movv2df_internal): Enable pattern only for valid operand
4516 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4517 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4519 2007-02-27 Mike Stump <mrs@apple.com>
4521 * config/darwin-crt3.c: Avoid compilation when compiling for a
4524 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4526 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4528 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4529 for fixed headers and limits.h.
4530 (install-include-dir, install-headers-tar, install-headers-cpio,
4531 install-headers-cp, real-install-headers-tar,
4532 real-install-headers-cpio, real-install-headers-cp): Handle
4533 include-fixed as well as include.
4534 (install-mkheaders): Don't install files that go only in include
4536 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4537 from GCC_INCLUDE_DIR.
4538 * gcc.c (process_command): Remove special -BstageN/ handling.
4539 (do_spec_1): Add include-fixed directories.
4541 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4543 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4545 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4547 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4550 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4552 * c-common.c (get_priority): Add check for
4553 SUPPORTS_INIT_PRIORITY.
4555 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4557 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4559 * config/bfin/bfin.c: Include "cfglayout.h".
4560 (MAX_LSETUP_DISTANCE): New macro.
4561 (struct loop_info): New members incoming, incoming_src and
4562 incoming_dest. Delete member predecessor.
4563 (length_for_loop): New function.
4564 (bfin_optimize_loop): Handle more different loop structures.
4565 (bfin_discover_loop): Rework detection of predecessor blocks by
4566 examining incoming edges.
4567 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4569 (bfin_reorder_loops): New function.
4570 (bfin_reorg_loops): Use these three new functions.
4572 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4573 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4574 (CONSTRAINT_LEN): Add entry for 'q'.
4575 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4576 Add 'q' constraints.
4577 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4578 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4580 * config/bfin/bfin.md (add_with_carry): New pattern.
4581 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4582 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4583 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4584 support unsigned multiplies too. Removed incorrect commutativity from
4585 operand 1 constraint where appropriate.
4586 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4588 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4589 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4591 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4592 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4593 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4594 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4595 usmulhisi_hh_huh): New patterns.
4597 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4598 lshifthi3): Fix output template to use half reg for operand 2.
4600 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4603 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4605 2007-02-27 Andreas Schwab <schwab@suse.de>
4607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4609 2007-02-27 Jan Hubicka <jh@suse.cz>
4611 * predict.c (last_basic_block_p): Remove.
4612 (tree_estimate_probability): Update return heuristic for commonized
4615 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4617 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4619 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4621 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4622 * doc/cpp.texi: Standardize title page.
4623 * doc/cppinternals.texi: Likewise.
4624 * doc/gcc.texi: Standardize title page, remove version number
4625 from copyright page.
4626 * doc/gccint.texi: Likewise.
4627 * doc/install.texi: Standardize title page, add table of
4630 2007-02-26 Jan Hubicka <jh@suse.cz>
4632 * predict.def: Set outcomes according to more recent results.
4633 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4634 Remove dead predictors.
4635 * predict.c (return_prediction): Fix pasto.
4637 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4639 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4640 change; avoid a memory leak when returning early.
4642 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4644 * c-decl.c (static_ctors): Move to c-common.c.
4645 (static_dtors): Likewise.
4646 (finish_function): Use c_record_cdtor_fn.
4647 (build_cdtor): Move to c-common.c.
4648 (c_write_global_declarations): Use c_build_cdtor_fns.
4649 * c-common.h (static_ctors): Declare.
4650 (static_dtors): Likewise.
4651 (c_record_cdtor_fn): Likewise.
4652 (c_build_cdtor_fns): Likewise.
4653 * c-common.c (static_ctors): New variable.
4654 (static_dtors): Likewise.
4655 (c_record_cdtor_fn): New function.
4656 (build_cdtor): Move from c-decl.c
4657 (c_build_cdtor_fns): New function.
4659 * output.h (assemble_addr_to_section): Declare.
4660 (get_cdtor_priority_section): Likewise.
4661 * varasm.c (assemble_addr_to_section): New function.
4662 (get_cdtor_priority_section): Likewise.
4663 (default_named_section_asm_out_destructor): Use them.
4664 (destor_dtor_section_asm_out_destructor): Likewise.
4665 (default_named_section_asm_out_constructor): Likewise.
4666 (default_ctor_section_asm_out_constructor): Likewise.
4667 * config.gcc (*-*-vxworks*): Include vxworks.o.
4668 * config/t-vxworks (vxworks.o): New target.
4669 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4670 (TARGET_ASM_CONSTRUCTOR): Define.
4671 (TARGET_ASM_DESTRUCTOR): Likewise.
4672 (vxworks_asm_out_constructor): Declare.
4673 (vxworks_asm_out_destructor): Likewise.
4675 * c-common.c (get_priority): Check that we have not just an
4676 INTEGER_CST, but an integer constant with integeral type.
4678 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4680 PR tree-optimization/30938
4681 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4682 use &dt[nargs-1] instead of &dt[nargs] in the call to
4683 vect_is_simple_use().
4685 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4687 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4688 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4689 Do not attempt to handle MEM inside auto-inc expressions.
4690 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4691 of a register modified by an auto-inc expression. However, do handle
4692 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4693 (elimination_effects): Prohibit elimination of a register modified
4694 by an auto-inc expression. Disable register elimination rules whose
4695 target register is modified by an auto-inc expression with variable
4698 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4700 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4702 (array_at_struct_end_p): New function.
4703 (idx_infer_loop_bounds): Use it.
4704 (estimate_numbers_of_iterations_loop): Export.
4705 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4706 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4707 (tree_estimate_probability): Call record_loop_exits.
4708 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4709 (estimated_loop_iterations, estimated_loop_iterations_int,
4710 estimated_loop_iterations_tree): New functions.
4711 (analyze_siv_subscript_cst_affine,
4712 compute_overlap_steps_for_affine_1_2,
4713 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4714 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4715 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4716 (PRED_LOOP_ITERATIONS_GUESSED): New.
4717 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4718 * cfgloop.h (estimate_numbers_of_iterations_loop,
4719 estimated_loop_iterations_int): Declare.
4721 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4723 * doc/extend.texi: Document optional priority argument to
4724 constructors and destructors.
4725 * tree.c (init_priority_for_decl): Adjust GTY markers.
4726 (init_ttree): Use priority-info hash functions for
4727 init_priority_for_decl.
4728 (tree_map_eq): Rename to ...
4729 (tree_map_base_eq): ... this.
4730 (tree_map_marked_p): Rename to ...
4731 (tree_map_base_marked_p): ... this.
4732 (tree_map_base_hash): New function.
4733 (decl_init_priority_lookup): Rework.
4734 (decl_fini_priority_lookup): New function.
4735 (decl_priority_info): New function.
4736 (decl_init_priority_insert): Use it.
4737 (decl_fini_priority_insert): Likewise.
4738 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4740 (decl_restrict_base_insert): Likewise.
4741 (decl_debug_expr_insert): Likewise.
4742 (decl_value_expr_lookup): Likewise.
4743 (decl_value_expr_insert): Likewise.
4744 * tree.h (priority_type): New type.
4745 (decl_init_priority_lookup): Use priority_type.
4746 (decl_fini_priority_lookup): New function.
4747 (decl_init_priority_insert): Use priority_type.
4748 (decl_fini_priority_insert): New function.
4749 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4750 (DECL_INIT_PRIORITY): Likewise.
4751 (SET_DECL_INIT_PRIORITY): Add comment.
4752 (DECL_FINI_PRIORITY): New macro.
4753 (SET_DECL_FINI_PRIORITY): Likewise.
4754 (DEFAULT_INIT_PRIORITY): Document.
4755 (MAX_INIT_PRIORITY): Likewise.
4756 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4757 (tree_map_base): New type.
4758 (tree_map_base_eq): New function.
4759 (tree_map_base_hash): Likewise.
4760 (tree_map_base_marked_p): Likewise.
4761 (tree_map): Inherit from tree_map_base.
4762 (tree_map_eq): Make it a macro.
4763 (tree_map_marked_p): Likewise.
4764 (tree_int_map): Inherit from tree_map_base.
4765 (tree_int_map_eq): Make it a macro.
4766 (tree_int_map_hash): Likewise.
4767 (tree_int_map_marked_p): Likewise.
4768 (tree_priority_map): New type.
4769 (tree_priority_map_eq): New macro.
4770 (tree_priority_map_hash): Likewise.
4771 (tree_priority_map_marked_p): Likewise.
4772 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4774 (emutls_common_1): Likewise.
4775 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4776 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4777 of tree_map hierarchy.
4778 * tree-cfg.c (move_stmt_r): Likewise.
4779 (new_label_mapper): Likewise.
4780 * c-tree.h (c_expand_body): Move to ...
4781 * c-common.h (c_expand_body): ... here.
4782 * c-decl.c (c_expand_body): Move to ...
4783 * c-common.c (c_expand_body): ... here.
4784 (c_common_attribute_table): Allow 1 argument for the constructor
4785 and destructor attributes.
4786 (get_priority): New function.
4787 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4788 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4790 2007-02-24 Jan Hubicka <jh@suse.cz>
4793 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4795 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4796 Jan Hubicka <jh@suse.cz>
4799 * i386.c (counter_mode): New function.
4800 (expand_set_or_movmem_via_loop): Use it.
4801 (expand_movmem_epilogue): Likewise; fix pasto.
4802 (ix86_expand_movmem): Do emit guard even for constant counts.
4803 (ix86_expand_setmem): Likewise.
4805 2007-02-25 Nick Clifton <nickc@redhat.com>
4807 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4808 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4810 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4813 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4814 count argument with 0x10, not with 0x16.
4815 (expand_setmem_epilogue): Ditto.
4817 2007-02-24 Mike Stump <mrs@apple.com>
4819 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4822 2007-02-24 Richard Guenther <rguenther@suse.de>
4825 * fold-const.c (fold_binary): Fold x +- CST op x for
4826 EQ_EXPR and NE_EXPR.
4828 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4830 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4832 2007-02-24 Jan Hubicka <jh@suse.cz>
4834 * cgraphunit.c (decide_is_function_needed): Honor
4835 -fkeep-inline-functions.
4837 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4839 * builtins.c (fold_builtin_modf): New.
4840 (fold_builtin_2): Use it.
4842 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4844 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4845 (determine_max_iter): Take additional LOOP arg; all callers changed.
4846 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4847 one using simplifications.
4848 (simplify_using_initial_values): Return if the expression becomes
4849 invalid due to altered regs.
4851 2007-02-23 DJ Delorie <dj@redhat.com>
4853 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4855 2007-02-23 Mike Stump <mrs@apple.com>
4857 * tlink.c (scan_linker_output): Parse linker messages from
4858 darwin9's linker better.
4860 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4863 * varpool.c (varpool_assemble_pending_decls): Set
4864 varpool_last_needed_node to null.
4866 2007-02-23 DJ Delorie <dj@redhat.com>
4868 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4869 alignment bigger than the object file can handle.
4871 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4874 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4875 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4876 (*movsf_1): Penalize MMX moves.
4878 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4880 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4881 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4883 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4885 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4887 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4888 (fold_builtin_1): Use them.
4889 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4890 BUILT_IN_SIGNIFICAND.
4892 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4894 * config/i386/i386.c (bdesc_1arg): Initialize
4895 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4896 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4897 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4898 and IX86_BUILTIN_MOVSLDUP.
4900 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4902 PR rtl-optimization/30841
4903 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4905 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4907 * builtins.c (fold_builtin_frexp): New.
4908 (fold_builtin_2): Use it.
4910 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4912 * doc/invoke.texi (Spec Files): Document getenv spec function.
4914 * gcc.c (getenv_spec_function): New function.
4915 (static_spec_functions): Add it.
4916 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4917 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4920 2007-02-22 Michael Matz <matz@suse.de
4923 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4924 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4926 2007-02-22 Ian Lance Taylor <iant@google.com>
4929 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4930 (mem_loc_descriptor): Call it.
4932 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4933 Ira Rosen <irar@il.ibm.com>
4935 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4937 2007-02-22 Ira Rosen <irar@il.ibm.com>
4939 PR tree-optimization/30843
4940 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4941 stores only after all the group is vectorized.
4943 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4945 PR tree-optimization/30858
4946 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4947 in the reduction cycle have a single use in the loop.
4948 * tree-vectorizer.h (relevant): Add documentation.
4950 2007-02-20 Mike Stump <mrs@apple.com>
4952 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4953 * configure: Regenerate.
4955 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4957 Change the defaults of some parameters and options.
4958 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4959 * config/spu/spu.c (spu_optimization_options): Add.
4960 (spu_override_options): Change params in spu_optimization_options.
4961 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4963 Register 127 is only 16 byte aligned when used as a frame pointer.
4964 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4965 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4966 HARD_FRAME_POINTER_REGNUM.
4967 (spu_legitimate_address): Use regno_aligned_for_reload.
4968 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4969 aligned when frame_pointer_needed is true.
4970 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4972 * config/spu/spu.h (INIT_EXPANDERS): Define.
4974 Make sure shift and rotate instructions have valid immediate operands.
4975 * config/spu/predicates.md (spu_shift_operand): Remove.
4976 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4977 * config/spu/constraints.md (W, O): Extend range.
4978 * config/spu/spu.md (umask, nmask): Define.
4979 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4980 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4981 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4982 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4983 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4984 (lshr<mode>3_reg): Fix rtl description.
4986 Make sure mulhisi immediate operands are valid.
4987 * config/spu/predicates.md (imm_K_operand): Add.
4988 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4990 Generate constants using fsmbi and andi.
4991 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4992 (print_operand, spu_split_immediate, classify_immediate,
4993 fsmbi_const_p): Handle IC_FSMBI2.
4995 Correctly handle a CONST_VECTOR containing symbols.
4996 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4997 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4998 (immediate_load_p): Allow symbols that use 2 instructions to create.
4999 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5000 with symbols when flag_pic is set.
5001 (const_vector_immediate_p): New.
5002 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5003 accept a CONST_VECTOR with symbols.
5004 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5005 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5007 * config/spu/spu.md (high, low): Delete.
5008 (low_<mode>): Define.
5010 Remove INTRmode and INTR_REGNUM, which didn't work.
5011 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5013 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5014 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5015 peephole2 pattern): Don't use INTR or 131.
5016 (movintrcc): Delete.
5017 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5018 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5019 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5020 (UNSPEC_SET_INTR): Add.
5021 * config/spu/spu-modes.def (INTR): Remove.
5023 More accurate warnings about run-time relocations.
5024 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5026 Correctly warn about immediate arguments to specific intrinsics.
5027 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5028 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5029 the instruction predicate.
5031 Fix tree check errors with latest update.
5032 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5034 (spu_expand_builtin): Use CALL_EXPR_FN.
5036 Add missing specific intrinsics.
5037 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5039 * config/spu/spu_internals.h: Ditto.
5041 Fix incorrect operand modifiers.
5042 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5043 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5045 Optimize one case of zero_extend of a vec_select.
5046 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5048 Accept any immediate for hbr.
5049 * config/spu/spu.md (hbr): Change s constraints to i.
5051 2007-02-21 Paul Brook <paul@codesourcery.com>
5053 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5054 condexec_count when skipping USE and CLOBBER.
5056 2007-02-21 Nick Clifton <nickc@redhat.com>
5058 * common.opt (Warray-bounds): Add Warning attribute.
5059 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5061 (fsized-zeroes): Add Optimization attribute.
5062 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5063 * c.opt (Wc++0x-compat): Add Warning attribute.
5065 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5068 * reload1.c (eliminate_regs_in_insn): In the single_set special
5069 case, attempt to re-recognize the insn before falling back to
5070 having reload fix it up.
5072 2007-02-20 Eric Christopher <echristo@gmail.com>
5074 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5075 Rewrite accordingly.
5076 (frv_read_iacc_argument): Ditto.
5077 (frv_expand_set_builtin): Take a call instead of arglist, update for
5079 (frv_expand_unop_builtin): Ditto.
5080 (frv_expand_binop_builtin): Ditto.
5081 (frv_expand_cut_builtin): Ditto.
5082 (frv_expand_binopimm_builtin): Ditto.
5083 (frv_expand_voidbinop_builtin): Ditto.
5084 (frv_expand_int_void2arg): Ditto.
5085 (frv_expand_prefetches): Ditto.
5086 (frv_expand_voidtriop_builtin): Ditto.
5087 (frv_expand_voidaccop_builtin): Ditto.
5088 (frv_expand_load_builtin): Ditto.
5089 (frv_expand_store_builtin): Ditto.
5090 (frv_expand_mdpackh_builtin): Ditto.
5091 (frv_expand_mclracc_builtin): Ditto.
5092 (frv_expand_mrdacc_builtin): Ditto.
5093 (frv_expand_mwtacc_builtin): Ditto.
5094 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5097 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5099 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5100 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5102 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5104 * configure: Regenerate.
5105 * config.in: Regenerate.
5106 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5107 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5108 masks to power6 and power6x and to POWERPC_MASKS.
5109 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5111 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5112 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5113 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5114 Access PROTOTYPE as variable, not mask.
5116 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5118 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5119 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5120 * combine.c (adjust_for_new_dest): Use it.
5121 * postreload.c (reload_combine): Likewise.
5123 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5125 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5126 notes on an insn with multiple sets, even if single_set returns
5127 non-NULL for that insn.
5129 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5131 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5134 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5136 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5137 if user didn't pass it.
5138 * config/i386/darwin.h (CC1_SPEC): Likewise.
5139 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5140 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5141 -mmacosx-version-min.
5143 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5144 Uros Bizjak <ubizjak@gmail.com>
5146 * optabs.h (enum optab_index): Add new OTI_scalb.
5147 (scalb_optab): Define corresponding macro.
5148 * optabs.c (init_optabs): Initialize scalb_optab.
5149 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5151 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5152 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5153 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5154 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5155 flag_unsafe_math_optimizations is set.
5157 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5158 to implement scalbf, scalb and scalbl built-ins as inline x87
5161 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5162 DJ Delorie <dj@redhat.com>
5165 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5166 (diagnostic_report_diagnostic): ... here, and turn them into real
5167 errors. If warnings are inhibited, no need to do anything.
5169 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5172 better code generation.
5174 2007-02-20 Ben Elliston <bje@au.ibm.com>
5176 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5178 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5180 * config/alpha/alpha.c, config/alpha/alpha.md,
5181 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5182 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5183 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5184 config/arm/lib1funcs.asm: Follow spelling conventions.
5186 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5187 config/fr30/fr30.md, config/i386/i386.h,
5188 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5189 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5190 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5191 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5192 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5193 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5194 config/sparc/sparc.c, config/sparc/sparc.h,
5195 config/sparc/sparc.md, config/spu/constraints.md,
5196 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5199 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5202 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5205 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5207 * doc/invoke.texi (-ftree-lrs): Remove.
5209 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5211 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5214 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5216 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5217 new CALL_EXPR_FN macro for retrieving the function
5218 declaration of the input expression.
5220 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5222 * c.opt (Waddress): New.
5223 * common.opt (Walways-true): Delete.
5224 (Wstring-literal-comparison): Delete.
5225 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5226 -Wstring-literal-comparison. Add -Waddress.
5228 (Walways-true): Delete.
5229 (Wstring-literal-comparison): Delete.
5230 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5231 consistently instead of -Walways-true in example.
5232 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5233 * c-typeck.c (parser_build_binary_op): Replace
5234 -Wstring-literal-comparison and -Walways-true with -Waddress.
5235 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5238 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5240 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5241 without DECL_STRUCT_FUNCTION initialized.
5243 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5245 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5246 due to calls to functions taking pointers as parameters.
5248 2007-02-19 Richard Henderson <rth@redhat.com>
5251 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5254 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5256 * config/s390/s390.c (s390_call_saved_register_used,
5257 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5258 accessed to the new scheme.
5260 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5262 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5263 (cris_print_index, cris_print_operand, cris_print_operand_address)
5264 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5265 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5266 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5268 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5269 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5270 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5271 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5272 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5273 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5274 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5275 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5276 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5277 (uminsi3, call, call_value): Ditto.
5278 (define_split: indir_to_reg_split, unnamed): Ditto.
5280 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5282 PR tree-optimization/30975
5283 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5286 2007-02-18 Eric Christopher <echristo@gmail.com>
5288 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5289 Remove use of arglist.
5290 (mips_expand_builtin): Remove use of arglist, pass in expr.
5291 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5292 (mips_expand_builtin_movtf): Ditto.
5293 (mips_expand_builtin_compare): Ditto.
5295 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5297 * tree-sra.c (sra_build_assignment): Replace assertion
5298 checking with a comment explaining why it can't be done.
5300 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5303 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5304 during CALL_EXPR representation conversion.
5305 * tree-ssa-propagate.c (set_rhs): Likewise.
5307 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5309 * tree-sra.c (sra_build_assignment): Disable assertion checking
5312 2007-02-18 Roger Sayle <roger@eyesopen.com>
5314 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5315 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5316 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5318 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5319 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5320 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5321 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5322 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5323 force_gimple_operand): Likewise.
5324 * ipa-cp.c (constant_val_insert): Likewise.
5325 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5326 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5327 perfect_nestify): Likewise.
5328 * langhooks.c (lhd_omp_assignment): Likewise.
5329 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5330 lower_copyprivate_clauses, lower_send_clauses,
5331 lower_send_shared_vars, expand_parallel_call,
5332 expand_omp_for_generic, expand_omp_for_static_nochunk,
5333 expand_omp_for_static_chunk, expand_omp_sections,
5334 lower_omp_single_copy, lower_omp_for_lastprivate,
5335 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5336 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5337 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5340 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5342 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5343 config/sh/sh.md: Follow spelling conventions.
5345 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5346 config/frv/predicates.md: Follow spelling conventions.
5348 * config/m68k/linux-unwind.h: Fix a comment typo.
5349 * target.h: Follow spelling conventions.
5351 2007-02-18 Roger Sayle <roger@eyesopen.com>
5353 PR rtl-optimization/28173
5354 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5355 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5356 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5357 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5358 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5360 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * builtins.c (fold_builtin_load_exponent): New.
5363 (fold_builtin_2): Use it.
5365 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5367 PR rtl-optimization/30773
5368 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5369 if we fail to attach a REG_EQUIV note.
5371 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5372 Roger Sayle <roger@eyesopen.com>
5374 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5376 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5378 * calls.c (initialize_argument_information): Pass original EXP
5379 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5380 code to split complex arguments here, as part of initializing the
5382 (expand_call): Remove code that builds a list of arguments and
5383 inserts implicit arguments into it. Instead, just count how many
5384 implicit arguments there will be so we can determine the size of
5385 the ARGS array, and let initialize_argument_information do the work.
5386 (split_complex_values): Delete unused function.
5388 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5390 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5392 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5394 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5395 for arg pointer based indexed addressing.
5397 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5399 * config/ia64/ia64.h, config/ia64/ia64.md,
5400 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5401 spelling conventions.
5403 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5405 * config/m68k/m68k.c (split_di): New.
5406 * config/m68k/m68k-protos.h: Declare split_di.
5407 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5408 Improve predicate handling and split constant shifts.
5410 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5412 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5413 parameter for register bitfield operations, general predicates
5416 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5418 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5419 * config/m68k/linux-unwind.h: New file.
5421 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5423 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5424 config/i386/athlon.md, config/ia64/ia64.md,
5425 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5426 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5427 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5428 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5429 tree-vect-transform.c: Fix comment typos.
5431 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5433 * sched-deps.c (find_insn_list): Remove.
5434 * sched-int.h: Remove the prototype for find_insn_list.
5436 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5438 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5440 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5441 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5442 darwin_rs6000_override_options.
5443 (C_COMMON_OVERRIDE_OPTIONS): Expect
5444 darwin_macosx_version_min to be non-NULL always.
5445 (TARGET_C99_FUNCTIONS): Likewise.
5446 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5447 (DARWIN_MINVERSION_SPEC): New.
5448 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5449 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5451 (DARWIN_MINVERSION_SPEC): New.
5452 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5454 * config/darwin-c.c (darwin_cpp_builtins): Expect
5455 darwin_macosx_version_min to be non-NULL always.
5457 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5459 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.h (x86_use_xchgb): New.
5462 (TARGET_USE_XCHGB): New macro.
5463 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5464 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5465 Split after reload into bswaphi for shifts of 8.
5466 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5467 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5468 or when optimizing for size.
5470 2007-02-16 Richard Guenther <rguenther@suse.de>
5471 Christian Bruel <christian.bruel@st.com>
5473 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5474 DECLs but prefer SSA_NAMEs over DECLs.
5476 2007-02-16 Richard Guenther <rguenther@suse.de>
5478 * tree-flow-inline.h (single_imm_use_p): Remove.
5479 (zero_imm_uses_p): Likewise.
5480 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5481 instead of single_imm_use_p.
5482 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5485 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5488 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5489 nested double- and backquotes.
5491 2007-02-15 Roger Sayle <roger@eyesopen.com>
5494 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5495 should be unreachable.
5496 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5497 For the time being redirect GIMPLE_MODIFY_STMT to the new
5498 (renamed) build_gimple_modify_stmt_stat.
5499 (build2_gimple_stat): Rename to...
5500 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5501 Always build a GIMPLE_MODIFY_STMT node.
5502 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5503 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5506 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5507 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5508 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5509 expand_complex_div_wide): Likewise.
5510 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5511 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5512 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5513 * tree-ssa-loop-manip.c (create_iv): Likewise.
5514 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5515 abs_replacement): Likewise.
5516 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5517 realify_fake_stores): Likewise.
5519 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5520 node rather than a GIMPLE_MODIFY_STMT node.
5521 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5522 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5524 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5525 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5528 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5531 * fold-const.c (fold_comparison): Add back the
5532 folding of constant complex comparisions.
5534 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5537 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5538 effects unknown to this function, return early.
5540 2007-02-15 Ian Lance Taylor <iant@google.com>
5542 * lower-subreg.c (move_eh_region_note): New static function.
5543 (resolve_simple_move): Call it.
5544 (decompose_multiword_subregs): Track blocks for which we resolve a
5545 simple move which is also a control flow insn. Pass them to
5546 find_many_sub_basic_blocks.
5547 (pass_lower_subreg): Add TODO_verify_flow.
5548 (pass_lower_subreg2): Likewise.
5550 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5551 Brooks Moses <brooks.moses@codesourcery.com>
5552 Lee Millward <lee.millward@codesourcery.com>
5554 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5555 (VL_EXP_CLASS_P): New.
5556 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5558 (TREE_OPERAND_CHECK_CODE): Likewise.
5559 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5560 (TREE_RTL_OPERAND_CHECK): Likewise.
5561 (tree_operand_check_failed): Make second parameter the whole tree
5562 instead of its code. Fixed callers.
5563 (VL_EXP_CHECK): New.
5564 (TREE_OPERAND_LENGTH): New.
5565 (VL_EXP_OPERAND_LENGTH): New.
5566 (CALL_EXPR_FN): New.
5567 (CALL_EXPR_STATIC_CHAIN): New.
5568 (CALL_EXPR_ARGS): New.
5569 (CALL_EXPR_ARG): New.
5570 (call_expr_nargs): New.
5571 (CALL_EXPR_ARGP): New.
5572 (build_nt_call_list): Declare.
5573 (build_vl_exp_stat): Declare.
5574 (build_vl_exp): New.
5575 (build_call_list): Declare.
5576 (build_call_nary): Declare.
5577 (build_call_valist): Declare.
5578 (build_call_array): Declare.
5579 (call_expr_arg): Declare.
5580 (call_expr_argp): Declare.
5581 (call_expr_arglist): Declare.
5582 (fold_build_call_list): Declare.
5583 (fold_build_call_list_initializer): Declare.
5584 (fold_call_expr): Declare to replace fold_builtin.
5585 (fold_builtin_fputs): Update to agree with modified definition.
5586 (fold_builtin_strcpy): Likewise.
5587 (fold_builtin_strncpy): Likewise.
5588 (fold_builtin_memory_chk): Likewise.
5589 (fold_builtin_stxcpy_chk): Likewise.
5590 (fold_builtin_strncpy_chk): Likewise.
5591 (fold_builtin_next_arg): Likewise.
5592 (fold_build_call_expr): Declare.
5593 (fold_builtin_call_list): Declare.
5594 (fold_builtin_call_valist): Declare.
5595 (build_call_expr): Declare.
5596 (validate_arglist): Update to agree with modified definition.
5597 (tree_operand_length): New.
5598 (call_expr_arg_iterator): New.
5599 (init_call_expr_arg_iterator): New.
5600 (next_call_expr_arg): New.
5601 (first_call_expr_arg): New.
5602 (more_call_expr_args_p): New.
5603 (FOR_EACH_CALL_EXPR_ARG): New.
5605 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5606 and tcc_gimple_stmt.
5607 (tree_code_size): Update documentation. Use sizeof (tree) rather
5608 than sizeof (char *).
5609 (tree_size): Likewise. Add case for tcc_vl_exp.
5610 (tree_node_structure): Add case for tcc_vl_exp.
5611 (contains_placeholder_p): Likewise.
5612 (substitute_in_expr): Likewise.
5613 (substitute_placeholder_in_expr): Likewise.
5614 (stabilize_reference_1): Likewise.
5615 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5616 to diagnose breakage of this interface for constructing CALL_EXPRs.
5617 (build_nt): Add similar assertion here.
5618 (build_nt_call_list): New.
5619 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5620 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5622 (get_callee_fndecl): Use new CALL_EXPR accessors.
5623 (tree_operand_check_failed): Change parameters to pass entire node
5624 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5625 (process_call_operands): New.
5626 (build_vl_exp_stat): New.
5627 (build_call_list): New.
5628 (build_call_nary): New.
5629 (build_call_valist): New.
5630 (build_call_array): New.
5631 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5632 (call_expr_arglist): New.
5634 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5635 tcc_vl_exp instead of a fixed-size tcc_expression.
5637 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5638 accessors for CALL_EXPRs.
5639 (AGGR_INIT_EXPR): Likewise.
5641 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5642 Brooks Moses <brooks.moses@codesourcery.com>
5643 Lee Millward <lee.millward@codesourcery.com>
5645 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5646 (expand_builtin_nonlocal_goto): Change parameter to be entire
5647 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5648 (expand_builtin_prefetch): Likewise.
5649 (expand_builtin_classify_type): Likewise.
5650 (mathfn_built_in): Return NULL_TREE instead of 0.
5651 (expand_errno_check): Use new CALL_EXPR accessors.
5652 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5653 Return NULL_RTX instead of 0.
5654 (expand_builtin_mathfn_2): Likewise.
5655 (expand_builtin_mathfn_3): Likewise.
5656 (expand_builtin_interclass_mathfn): Likewise.
5657 (expand_builtin_sincos): Likewise.
5658 (expand_builtin_cexpi): Likewise.
5659 (expand_builtin_int_roundingfn): Likewise.
5660 (expand_builtin_int_roundingfn_2): Likewise.
5661 (expand_builtin_pow): Likewise.
5662 (expand_builtin_powi): Likewise.
5663 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5664 of arglist, fixing callers appropriately. Use new CALL_EXPR
5665 accessors and constructors. Return NULL_RTX instead of 0.
5666 (expand_builtin_strstr): Likewise.
5667 (expand_builtin_strchr): Likewise.
5668 (expand_builtin_strrchr): Likewise.
5669 (expand_builtin_strpbrk): Likewise.
5670 (expand_builtin_memcpy): Likewise.
5671 (expand_builtin_mempcpy): Likewise.
5672 (expand_builtin_mempcpy_args): New.
5673 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5674 (expand_builtin_memmove_args): New.
5675 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5676 (expand_movstr): Likewise.
5677 (expand_builtin_strcpy): Likewise.
5678 (expand_builtin_strcpy_args): New.
5679 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5680 (expand_builtin_strncpy): Likewise.
5681 (expand_builtin_memset): Likewise.
5682 (expand_builtin_memset_args): New.
5683 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5684 (expand_builtin_memcmp): Likewise.
5685 (expand_builtin_strcmp): Likewise.
5686 (expand_builtin_strncmp): Likewise.
5687 (expand_builtin_strcat): Likewise.
5688 (expand_builtin_strncat): Likewise.
5689 (expand_builtin_strspn): Likewise.
5690 (expand_builtin_strcspn): Likewise.
5691 (expand_builtin_args_info): Likewise.
5692 (expand_builtin_va_start): Likewise.
5693 (gimplify_va_arg_expr): Likewise.
5694 (expand_builtin_va_end): Likewise.
5695 (expand_builtin_va_copy): Likewise.
5696 (expand_builtin_frame_address): Likewise.
5697 (expand_builtin_alloca): Likewise.
5698 (expand_builtin_bswap): Likewise.
5699 (expand_builtin_unop): Likewise.
5700 (expand_builtin_fputs): Likewise.
5701 (expand_builtin_expect): Likewise.
5702 (expand_builtin_fabs): Likewise.
5703 (expand_builtin_copysign): Likewise.
5704 (expand_builtin_printf): Likewise.
5705 (expand_builtin_fprintf): Likewise.
5706 (expand_builtin_sprintf): Likewise.
5707 (expand_builtin_init_trampoline): Likewise.
5708 (expand_builtin_signbit): Likewise.
5709 (expand_builtin_fork_or_exec): Likewise.
5710 (expand_builtin_sync_operation): Likewise.
5711 (expand_builtin_compare_and_swap): Likewise.
5712 (expand_builtin_lock_test_and_set): Likewise.
5713 (expand_builtin_lock_release): Likewise.
5714 (expand_builtin): Likewise.
5715 (builtin_mathfn_code): Likewise.
5717 (fold_builtin_constant_p): Pass call arguments individually instead
5718 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5719 accessors and constructors. Return NULL_TREE instead of 0.
5720 (fold_builtin_expect): Likewise.
5721 (fold_builtin_classify_type): Likewise.
5722 (fold_builtin_strlen): Likewise.
5723 (fold_builtin_nan): Likewise.
5724 (integer_valued_real_p): Likewise.
5725 (fold_trunc_transparent_mathfn): Likewise.
5726 (fold_fixed_mathfn): Likewise.
5727 (fold_builtin_cabs): Likewise.
5728 (fold_builtin_sqrt): Likewise.
5729 (fold_builtin_cbrt): Likewise.
5730 (fold_builtin_cos): Likewise.
5731 (fold_builtin_cosh): Likewise.
5732 (fold_builtin_tan): Likewise.
5733 (fold_builtin_sincos): Likewise.
5734 (fold_builtin_cexp): Likewise.
5735 (fold_builtin_trunc): Likewise.
5736 (fold_builtin_floor): Likewise.
5737 (fold_builtin_ceil): Likewise.
5738 (fold_builtin_round): Likewise.
5739 (fold_builtin_int_roundingfn): Likewise.
5740 (fold_builtin_bitop): Likewise.
5741 (fold_builtin_bswap): Likewise.
5742 (fold_builtin_logarithm): Likewise.
5743 (fold_builtin_hypot): Likewise.
5744 (fold_builtin_pow): Likewise.
5745 (fold_builtin_powi): Likewise.
5746 (fold_builtin_exponent): Likewise.
5747 (fold_builtin_memset): Likewise.
5748 (fold_builtin_bzero): Likewise.
5749 (fold_builtin_memory_op): Likewise.
5750 (fold_builtin_bcopy): Deleted; call site changed to invoke
5751 fold_builtin_memory_op directly.
5752 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5753 (fold_builtin_strncpy): Likewise.
5754 (fold_builtin_memcmp): Likewise.
5755 (fold_builtin_strcmp): Likewise.
5756 (fold_builtin_strncmp): Likewise.
5757 (fold_builtin_signbit): Likewise.
5758 (fold_builtin_copysign): Likewise.
5759 (fold_builtin_isascii): Likewise.
5760 (fold_builtin_toascii): Likewise.
5761 (fold_builtin_isdigit): Likewise.
5762 (fold_builtin_fabs): Likewise.
5763 (fold_builtin_abs): Likewise.
5764 (fold_builtin_fmin_fmax): Likewise.
5765 (fold_builtin_carg): Likewise.
5766 (fold_builtin_classify): Likewise.
5767 (fold_builtin_unordered_cmp): Likewise.
5769 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5770 New functions split out from fold_builtin_1.
5771 (fold_builtin_n): New.
5772 (fold_builtin_varargs): New.
5773 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5775 (fold_call_expr): New.
5776 (build_function_call_expr): Rewrite to use new helper function.
5777 (fold_builtin_call_list): New.
5778 (build_call_expr): New.
5779 (fold_builtin_call_valist): New.
5780 (rewrite_call_expr): New.
5781 (validate_arg): New.
5782 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5783 of an arglist. Change return type to bool. Use new CALL_EXPR
5786 (fold_builtin_strstr): Pass call arguments individually instead
5787 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5788 accessors and constructors. Return NULL_TREE instead of 0.
5789 (fold_builtin_strchr): Likewise.
5790 (fold_builtin_strrchr): Likewise.
5791 (fold_builtin_strpbrk): Likewise.
5792 (fold_builtin_strcat): Likewise.
5793 (fold_builtin_strncat): Likewise.
5794 (fold_builtin_strspn): Likewise.
5795 (fold_builtin_strcspn): Likewise.
5796 (fold_builtin_fputs): Likewise.
5797 (fold_builtin_next_arg): Likewise.
5798 (fold_builtin_sprintf): Likewise.
5800 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5801 NULL_RTX instead of 0.
5802 (expand_builtin_memory_chk): Likewise.
5803 (maybe_emit_chk_warning): Likewise.
5804 (maybe_emit_sprintf_chk_warning): Likewise.
5806 (fold_builtin_object_size): Pass call arguments individually instead
5807 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5808 accessors and constructors. Return NULL_TREE instead of 0.
5809 (fold_builtin_memory_chk): Likewise.
5810 (fold_builtin_stxcpy_chk): Likewise.
5811 (fold_builtin_strncpy_chk): Likewise.
5812 (fold_builtin_strcat_chk): Likewise.
5813 (fold_builtin_strcat_chk): Likewise.
5814 (fold_builtin_strncat_chk): Likewise.
5815 (fold_builtin_sprintf_chk): Likewise.
5816 (fold_builtin_snprintf_chk): Likewise.
5817 (fold_builtin_printf): Likewise.
5818 (fold_builtin_vprintf): Likewise.
5820 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5822 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5823 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5824 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5825 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5826 (fold_unary): Likewise.
5827 (fold_binary): Likewise.
5828 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5829 ternary expressions.
5830 (fold): Add logic for tcc_vl_exp.
5831 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5832 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5833 (fold_build3_stat): Add assertion to flag broken interface for
5834 constructing CALL_EXPRs.
5835 (fold_build_call_list): New.
5836 (fold_build_call_list_initializer): New.
5837 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5839 (fold_strip_sign_ops): Likewise.
5841 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5842 Brooks Moses <brooks.moses@codesourcery.com>
5843 Lee Millward <lee.millward@codesourcery.com>
5845 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5846 accessors and dump arguments explicitly.
5848 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5850 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5852 (print_call_name): Use new CALL_EXPR accessors.
5854 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5855 CALL_EXPR arguments explicitly instead of as a list. Use
5856 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5858 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5859 (vrp_visit_stmt): Likewise.
5861 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5862 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5864 (force_move_till_expr): Likewise.
5866 * targhooks.c (default_external_stack_protect_fail): Use
5867 build_call_expr instead of build_function_call_expr.
5868 (default_hidden_stack_protect_fail): Likewise.
5870 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5873 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5874 and walk arguments explicitly.
5876 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5877 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5878 (expand_simple_operations): Likewise.
5879 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5881 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5882 of TREE_CODE_LENGTH.
5883 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5885 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5886 instead of TREE_CODE_LENGTH.
5888 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5889 (tree_ic_transform): Likewise.
5890 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5891 parameter instead of arglist. Fix callers.
5892 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5893 (tree_stringops_transform): Likewise.
5894 (tree_indirect_call_to_profile): Likewise.
5895 (tree_stringops_values_to_profile): Likewise.
5897 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5898 (eliminate_tail_call): Likewise.
5900 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5902 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5903 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5905 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5907 * omp-low.c (build_omp_barrier): Use build_call_expr.
5908 (lower_rec_input_clauses): Likewise.
5909 (lower_reduction_clauses): Likewise.
5910 (expand_parallel_call): Likewise.
5911 (maybe_catch_exception): Likewise.
5912 (expand_omp_for_generic): Likewise.
5913 (expand_omp_for_static_nochunk): Likewise.
5914 (expand_omp_sections): Likewise.
5915 (lower_omp_single_simple): Likewise.
5916 (lower_omp_single_copy): Likewise.
5917 (lower_omp_master): Likewise.
5918 (lower_omp_ordered): Likewise.
5919 (lower_omp_critical): Likewise.
5921 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5922 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5924 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5925 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5926 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5928 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5929 and generalize to handle any number of operands.
5930 (chrec_contains_undetermined): Likewise.
5931 (tree_contains_chrecs): Likewise.
5932 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5934 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5936 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5937 fold_call_expr instead of fold_builtin.
5938 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5939 match declarations there.
5940 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5943 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5944 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5946 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5947 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5949 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5952 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5953 (execute_cse_sincos): Use new CALL_EXPR accessors.
5955 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5957 * gimple-low.c (lower_function_body): Use build_call_expr.
5958 (lower_builtin_setjmp): Likewise.
5960 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5961 (set_storage_via_libcall): Likewise.
5962 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5963 instead of TREE_CODE_LENGTH.
5964 (expand_expr_real_1): Use new CALL_EXPR accessors.
5966 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5967 generalize to handle any number of operands.
5968 (TB_parent_eq): Likewise.
5970 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5971 (strip_builtin_expect): Likewise.
5973 * function.c (gimplify_parameters): Use build_call_expr.
5975 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5976 instead of TREE_CODE_LENGTH.
5978 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5979 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5981 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5984 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5985 (gimplify_decl_expr): Likewise.
5986 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5987 Use new CALL_EXPR iterators.
5988 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5989 (gimplify_modify_expr_to_memset): Likewise.
5990 (gimplify_variable_sized_compare): Likewise.
5991 (gimplify_omp_atomic_fetch_op): Likewise.
5992 (gimplify_omp_atomic_pipeline): Likewise.
5993 (gimplify_omp_atomic_mutex): Likewise.
5994 (gimplify_function_tree): Likewise.
5996 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5997 (call_expr_flags): Likewise.
5998 (expand_call): Likewise.
6000 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6001 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6004 * coverage.c (create_coverage): Use build_call_expr.
6006 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6007 (temp_call_expr_obstack): New.
6008 (pool_copy_list): Delete.
6009 (temp_copy_call_expr): New.
6010 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6011 CALL_EXPR accessors. Get rid of special goo for copying argument
6012 lists and use temp_copy_call_expr instead.
6013 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6014 CALL_EXPR accessors.
6015 (create_expression_by_pieces): Likewise. Use build_call_array
6016 to construct the result instead of fold_build3.
6017 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6018 dealing with argument lists.
6019 (init_pre): Remove references to expression_node_pool and
6020 list_node_pool. Init temp_call_expr_obstack instead.
6021 (fini_pre): Remove references to expression_node_pool and
6024 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6025 and walk arguments explicitly instead of as a list.
6027 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6028 (mx_register_decls): Likewise.
6029 (mudflap_register_call): Likewise.
6030 (mudflap_finish_file): Likewise.
6032 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6033 (ipa_callsite_compute_param): Likewise.
6035 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6036 accessors and constructor.
6038 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6039 accessors and constructor.
6040 (convert_tramp_reference): Likewise.
6041 (convert_call_expr): Likewise.
6042 (finalize_nesting_tree_1): Likewise.
6044 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6047 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6049 * tree-inline.c (initialize_inlined_parameters): Pass entire
6050 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6052 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6053 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6055 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6056 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6057 (vectorizable_reduction): Likewise.
6058 (vectorizable_call): Use new CALL_EXPR iterators.
6059 (vectorizable_conversion): Use build_call_expr.
6060 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6061 (vect_gen_widened_results_half): Use build_call_expr.
6062 (vect_setup_realignment): Likewise.
6063 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6065 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6066 (pass_through_call): Likewise.
6067 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6070 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6071 (tree_gen_pow2_profiler): Likewise.
6072 (tree_gen_one_value_profiler): Likewise.
6073 (tree_gen_ic_func_profiler): Likewise.
6074 (tree_gen_average_profiler): Likewise.
6075 (tree_gen_ior_profiler): Likewise.
6077 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6078 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6079 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6081 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6082 of TREE_CODE_LENGTH.
6084 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6085 of TREE_CODE_LENGTH.
6087 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6089 (convert_to_integer): Likewise.
6091 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6094 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6095 Brooks Moses <brooks.moses@codesourcery.com>
6096 Lee Millward <lee.millward@codesourcery.com>
6098 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6100 * config/frv/frv.c (frv_expand_builtin): Likewise.
6101 * config/s390/s390.c (s390_expand_builtin): Likewise.
6103 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6104 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6106 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6107 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6108 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6109 (ix86_expand_store_builtin): Likewise.
6110 (ix86_expand_unop_builtin): Likewise.
6111 (ix86_expand_unop1_builtin): Likewise.
6112 (ix86_expand_sse_compare): Likewise.
6113 (ix86_expand_sse_comi): Likewise.
6114 (ix86_expand_vec_init_builtin): Likewise.
6115 (ix86_expand_vec_ext_builtin): Likewise.
6116 (ix86_expand_vec_set_builtin): Likewise.
6117 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6119 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6120 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6122 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6123 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6124 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6126 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6128 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6129 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6130 arglist. Use new CALL_EXPR accessors. Fix callers.
6131 (altivec_expand_abs_builtin): Likewise.
6132 (rs6000_expand_binop_builtin): Likewise.
6133 (altivec_expand_predicate_builtin): Likewise.
6134 (altivec_expand_lv_builtin): Likewise.
6135 (spe_expand_stv_builtin): Likewise.
6136 (altivec_expand_stv_builtin): Likewise.
6137 (rs6000_expand_ternop_builtin): Likewise.
6138 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6139 (altivec_expand_st_builtin): Likewise.
6140 (altivec_expand_dst_builtin): Likewise.
6141 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6142 arglist. Use new CALL_EXPR accessors. Fix callers.
6143 (altivec_expand_vec_set_builtin): Likewise.
6144 (altivec_expand_vec_ext_builtin): Likewise.
6145 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6146 (spe_expand_builtin): Likewise.
6147 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6148 arglist. Use new CALL_EXPR accessors. Fix callers.
6149 (spe_expand_evsel_builtin): Likewise.
6150 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6151 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6153 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6154 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6155 (arm_expand_unop_builtin): Likewise.
6156 (arm_expand_builtin): Use new CALL_EXPR accessors.
6158 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6161 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6162 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6163 (bfin_expand_unop_builtin): Likewise.
6164 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6166 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6167 Brooks Moses <brooks.moses@codesourcery.com>
6168 Lee Millward <lee.millward@codesourcery.com>
6170 * c-semantics.c (build_stmt): Add internal diagnostic check.
6172 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6173 accessors. Print arguments explicitly instead of as a list.
6175 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6177 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6178 (c_finish_omp_flish): Likewise.
6180 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6181 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6182 instead of TREE_CODE_LENGTH.
6183 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6184 (c_warn_unused_result): Likewise.
6186 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6189 * doc/invoke.texi (Warning Options): Remove
6190 -Werror-implicit-function-declaration.
6191 (Wimplicit-function-declaration): Update description.
6192 * opts.c (common_handle_option): Move handling of -Werror=* to...
6193 (enable_warning_as_error): ...here.
6194 * opts.h (enable_warning_as_error): Declare.
6195 * c-decl.c (implicit_decl_warning): Unless
6196 -Wno-implicit-function-declaration is given, emit a pedwarn if
6197 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6198 * c.opt (Wimplicit-function-declaration): Replace
6199 mesg_implicit_function_declaration with
6200 warn_implicit_function_declaration.
6201 * c-opts.c (c_common_handle_option):
6202 -Werror-implicit-function-declaration is exactly equal as
6203 -Werror=implicit-function-declaration.
6204 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6205 warn_implicit_function_declaration.
6206 (c_common_post_options): -Wimplict-function-declaration is enabled
6207 by default by -std=c99, otherwise is disabled by default.
6208 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6210 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6212 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6213 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6214 former is ignored but not the latter.
6216 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6218 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6219 is made and the reference doesn't use the alias set of its type,
6220 do not create the temporary using that type.
6222 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6224 * jump.c: Remove prototypes for delete_computation and
6225 delete_prior_computation.
6227 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6229 * jump.c (get_label_after): Delete.
6230 (get_label_before, delete_computation, delete_jump,
6231 delete_prior_computation, follow_jumps): Move...
6232 * reorg.c (delete_computation, delete_prior_computation): ... here...
6233 (get_label_before, delete_jump): ... making these static ...
6234 (follow_jumps): ... and simplifying this since it only runs after
6236 * rtl.h (get_label_after, get_label_before, delete_jump,
6237 follow_jumps): Delete prototypes.
6239 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6241 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6243 2007-02-15 Nick Clifton <nickc@redhat.com>
6245 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6246 order to prevent it from being munged by the target.
6248 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.md: Remove misleading comment.
6252 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6254 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6255 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6258 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6260 * tree-sra.c (instantiate_missing_elements): Canonicalize
6262 (sra_build_assignment): New.
6263 (generate_copy_inout, generate_element_copy,
6264 generate_element_zero, generate_one_element_init): Use it.
6266 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6268 * tree-sra.c (instantiate_missing_elements): Canonicalize
6270 (sra_build_assignment): New.
6271 (generate_copy_inout, generate_element_copy,
6272 generate_element_zero, generate_one_element_init): Use it.
6274 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6276 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6279 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6281 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6282 types as aggregates not scalars.
6283 * function.c (assign_stack_temp_for_type): Likewise.
6285 2007-02-14 Roger Sayle <roger@eyesopen.com>
6286 Zdenek Dvorak <dvorakz@suse.cz>
6288 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6291 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6293 * passes.c (next_pass_1): Clear the next field of the copied
6296 2007-02-14 Richard Henderson <rth@redhat.com>
6298 * tree-sra.c (early_sra): New.
6299 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6300 (tree_sra_early, pass_sra_early): New.
6301 * tree-pass.h (pass_sra_early): Declare.
6302 * passes.c (init_optimization_passes): Use it.
6304 2007-02-14 Richard Guenther <rguenther@suse.de>
6306 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6308 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6310 PR tree-optimization/30771
6311 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6313 (vect_analyze_operations): Induction phis can now be marked as
6315 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6316 Update documentation accordingly.
6318 2007-02-14 Nick Clifton <nickc@redhat.com>
6320 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6321 most 3 arguments are supported.
6322 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6324 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6326 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6327 Ensure dst->current is valid.
6329 2007-02-13 Paul Brook <paul@codesourcery.com>
6331 * config.gcc: Add arm*-*-uclinux-*eabi.
6332 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6333 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6334 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6335 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6336 (LINK_SPEC): Define.
6338 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6340 * config/arm/uclinux-eabi.h: New file.
6341 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6342 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6345 2007-02-13 Ian Lance Taylor <iant@google.com>
6347 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6348 * flags.h (warn_strict_overflow): Declare.
6349 (enum warn_strict_overflow_code): Define.
6350 (issue_strict_overflow_warning): New static inline function.
6351 * opts.c (warn_strict_overflow): New variable.
6352 (common_handle_option): Handle OPT_Wstrict_overflow and
6353 OPT_Wstrict_overflow_.
6354 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6356 * fold-const.c: Include intl.h.
6357 (fold_deferring_overflow_warnings): New static variable.
6358 (fold_deferred_overflow_warning): New static variable.
6359 (fold_deferred_overflow_code): New static variable.
6360 (fold_defer_overflow_warnings): New function.
6361 (fold_undefer_overflow_warnings): New function.
6362 (fold_undefer_and_ignore_overflow_warnings): New function.
6363 (fold_deferring_overflow_warnings_p): New function.
6364 (fold_overflow_warning): New static function.
6365 (make_range): Add strict_overflow_p parameter. Change all
6367 (extract_muldiv, extract_muldiv_1): Likewise.
6368 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6369 tree_expr_nonnegative_p.
6370 (fold_negate_expr): Call fold_overflow_warning.
6371 (fold_range_test): Likewise.
6372 (fold_comparison): Likewise.
6373 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6374 instead of tree_expr_nonnegative_p.
6375 (tree_expr_nonnegative_warnv_p): Rename from
6376 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6377 (tree_expr_nonnegative_p): New function.
6378 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6379 strict_overflow_p parameter.
6380 (tree_expr_nonzero_p): New function.
6381 * passes.c (verify_interpass_invariants): New static function.
6382 (execute_one_pass): Call it.
6383 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6385 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6386 (estimate_numbers_of_iterations): Likewise.
6387 (scev_probably_wraps_p): Likewise.
6388 * tree-ssa-ccp.c: Include "toplev.h".
6389 (evaluate_stmt): Defer fold overflow warnings until we know we are
6391 (struct fold_stmt_r_data): Add stmt field.
6392 (fold_stmt_r): Defer fold overflow warnings until we know we
6394 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6395 (fold_stmt_inplace): Likewise.
6396 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6397 (cleanup_control_expr_graph): Defer fold overflow warnings until
6398 we know we are going to optimize.
6399 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6400 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6402 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6403 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6404 * tree-ssa-loop-manip.c (create_iv): Likewise.
6405 * c-typeck.c (build_conditional_expr): Likewise.
6406 (build_binary_op): Likewise.
6407 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6408 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6409 (extract_range_from_unary_expr): Likewise.
6410 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6411 assuming that signed overflow does not occur.
6412 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6413 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6414 (fold_defer_overflow_warnings): Declare.
6415 (fold_undefer_overflow_warnings): Declare.
6416 (fold_undefer_and_ignore_overflow_warnings): Declare.
6417 (fold_deferring_overflow_warnings_p): Declare.
6418 (tree_expr_nonzero_warnv_p): Declare.
6419 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6421 (Warning Options): Document -Wstrict-overflow.
6422 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6423 (tree-ssa-ccp.o): Likewise.
6424 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6425 (fold-const.o): Depend on intl.h.
6427 2007-02-13 Ian Lance Taylor <iant@google.com>
6430 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6433 2007-02-13 Stuart Hastings <stuart@apple.com>
6435 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6437 2007-02-13 Richard Henderson <rth@redhat.com>
6439 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6440 handled_component_p before looking for the indirect_ref.
6442 2007-02-13 Richard Henderson <rth@redhat.com>
6444 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6445 remove flags clobber.
6446 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6447 (bswaphi_lowpart): New.
6448 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6449 remove TARGET_BSWAP test. Delete expander of the same name.
6451 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6452 (expand_unop): Use them.
6454 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6457 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6458 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6459 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6460 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6461 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6462 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6463 assembler dialect choice from asm templates.
6465 2007-02-12 Richard Henderson <rth@redhat.com>
6467 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6468 (fixuns_trunc<SSEMODEF>si2): Use it.
6469 * config/i386/sse.md (vec_setv4sf_0): Export.
6470 * config/i386/i386.c (ix86_build_const_vector): Export.
6471 (ix86_split_convert_uns_si_sse): Rename from
6472 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6473 * config/i386/i386-protos.h: Update.
6475 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6478 * c-typeck.c (c_finish_return): Improve warning message.
6480 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6482 * alias.c (find_symbolic_term): Delete unused function.
6484 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6486 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6487 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6488 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6490 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6492 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6493 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6494 the function, temporarily point the debug interface to the null one.
6496 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6498 * dwarf2out.c (round_up_to_align): New static function.
6499 (field_byte_offset): Use it to round the offset.
6501 2007-02-12 Richard Henderson <rth@redhat.com>
6503 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6504 (inswl_const): Export.
6506 2007-02-12 Richard Henderson <rth@redhat.com>
6508 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6509 result mode of the libcall, convert back to outmode.
6511 2007-02-12 Roger Sayle <roger@eyesopen.com>
6513 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6514 (bswapdi2): New define_expand to implement 32-bit implementation.
6516 2007-02-12 Nick Clifton <nickc@redhat.com>
6518 * doc/invoke.texi (Overall Options): Document --help=.
6519 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6520 (cc1_options): Pass --help= on to cc1.
6521 (display_help): Add description of --help=.
6522 (process_command): Add code to handle --help=. Allow translated
6523 --help and --target-help switches to be passed on to compiler
6525 (main): Remove unused if statement.
6526 * opts.c (columns): Remove.
6527 (LEFT_COLUMN): Define.
6528 (wrap_help): Add columns argument.
6529 (print_filtered_help): Change parameters to be an include bitmask,
6530 an exclude bitmask, an any bitmask and the column width. Move the
6531 code to display the params list here. Add code to display the
6532 status of options rather than their descriptions if the quiet flag
6534 (print_specific_help): Change parameters to be an include bitmask,
6535 an exclude bitmask and an any bitmask. Move code to look up the
6536 column width here. Decide upon the title for an options listing.
6537 (common_handle_options): Add code to handle --help=. Adapt code
6538 for --help and --target-help to use the revised form of the
6539 print_specific_help function.
6540 (print_help): Delete.
6541 (print_param_help): Delete.
6542 (print_switch): Delete.
6543 * opts.h (cl_lang_count): Add prototype.
6544 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6545 CL_MAX_OPTION_CLASS): New defines.
6546 * optc-gen.awk: Add construction of cl_lang_count.
6547 * c.opt: Add Warning attribute to warning options and Optimization
6548 attribute to optimization options.
6549 * common.opt: Likewise.
6551 Add -fhelp and -ftarget-help as aliases for the transformed --help
6552 and --target-help options.
6553 * opt-functions.awk: Add code to handle Warning and Optimization
6556 2007-02-12 Richard Henderson <rth@redhat.com>
6558 * config/alpha/constraints.md: New file.
6559 * config/alpha/alpha.c: Include tm-constrs.h.
6560 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6561 alpha_extra_constraint): Remove.
6562 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6563 * config/alpha/alpha-protos.h: Update.
6564 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6565 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6566 (EXTRA_CONSTRAINT): Remove.
6567 * config/alpha/alpha.md: Include constraints.md.
6568 (adddi splitter): Use satisfies_constraint_*.
6569 * config/alpha/predicates.md (add_operand): Likewise.
6570 (sext_add_operand, addition_operation): Likewise.
6572 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6574 PR tree-optimization/29145
6575 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6576 in our handling of restrict qualified pointers.
6578 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6581 * doc/invoke.texi (Wunused-value): Update description.
6582 (Wextra): Delete item.
6583 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6584 value of Wunused-value.
6585 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6586 (c_finish_stmt_expr): Don't check extra_warnings.
6587 (emit_side_effect_warnings): The caller is responsible to check
6590 2007-02-11 Roger Sayle <roger@eyesopen.com>
6591 Matt Thomas <matt@3am-software.com>
6593 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6595 2007-02-11 Roger Sayle <roger@eyesopen.com>
6597 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6598 comparisons of POPCOUNT against zero.
6599 (simplify_const_relational_operation): Likewise.
6601 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6605 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6607 * dwarf2out.c (root_type): Delete unused function.
6609 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6611 * genattrtab.c (contained_in_p): Delete unused function.
6612 (write_expr_attr_cache): Likewise.
6614 2007-02-11 Jan Hubicka <jh@suse.cz>
6616 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6619 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6621 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6622 to add the REG_EQ* note.
6623 * see.c (see_merge_one_use_extension): Likewise.
6624 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6625 turn REG_EQUAL notes into REG_EQUIV notes if the target
6626 register may have more than one set.
6627 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6628 * gcse.c (try_replace_reg): Likewise.
6629 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6630 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6631 more than one REG_EQUIV note.
6632 * reload1.c (gen_reload): Use set_unique_reg_note.
6634 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6636 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6637 (ix86_builtin_conversion): New function.
6639 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6642 * tree.h (DECL_REPLACEABLE_P): New macro.
6643 * except.c (set_nothrow_function_flags): Likewise.
6645 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6646 Ira Rosen <irar@il.ibm.com>
6647 Dorit Nuzman <dorit@il.ibm.com>
6649 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6650 * targhooks.c (default_builtin_vectorized_conversion): New.
6651 * targhooks.h (default_builtin_vectorized_function): New declaration.
6652 * target.h (struct vectorize): Add builtin_conversion field.
6653 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6654 stmt_vec_info_type value.
6655 (vectorizable_conversion): New declaration.
6656 * tree-vect-analyze.c (vect_analyze_operations): Add
6657 vectorizable_conversion call.
6658 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6659 * tree-vect-transform.c (vectorizable_conversion): New function.
6660 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6661 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6663 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6664 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6665 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6666 or ALTIVEC_BUILTIN_VCFSX.
6668 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6671 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6672 CONST_DOUBLE and operand 0 is a hard register.
6673 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6674 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6675 is a hard floating-point register.
6677 2007-02-10 Richard Henderson <rth@redhat.com>
6678 Jakub Jelinek <jakub@redhat.com>
6679 Alexandre Oliva <aoliva@redhat.com>
6681 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6682 * builtin-types.def (BT_WORD): Make unsigned.
6683 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6684 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6685 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6686 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6687 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6688 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6690 * expr.c (emutls_var_address): New.
6691 (expand_expr_real_1): Expand emulated tls.
6692 (expand_expr_addr_expr_1): Likewise.
6693 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6694 * output.h (emutls_finish): Declare.
6695 * toplev.c (compile_file): Call it.
6696 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6697 address before wrapping in CONST.
6698 * varasm.c (emutls_htab, emutls_object_type): New.
6699 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6700 (get_emutls_object_name, get_emutls_object_type): New.
6701 (get_emutls_init_templ_addr, emutls_decl): New.
6702 (emutls_common_1, emutls_finish): New.
6703 (assemble_variable): When emulating tls, swap decls; generate
6704 constructor for the emutls objects.
6705 (do_assemble_alias): When emulating tls, swap decl and target name.
6706 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6708 * varpool.c (decide_is_variable_needed): Look at force_output.
6709 Recurse for emulated tls.
6710 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6711 with decide_is_variable_needed.
6712 * emutls.c: New file.
6713 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6714 tls_object for real tls.
6716 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6718 PR rtl-optimization/29599
6719 * reload1.c (eliminate_regs_in_insn): Take the destination
6720 mode into account when computing the offset.
6722 2007-02-09 Stuart Hastings <stuart@apple.com>
6723 Richard Henderson <rth@redhat.com>
6725 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6726 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6727 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6728 fixuns_truncdfhi2): New.
6729 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6730 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6731 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6732 (floatunssidf2): Allow nonimmediate source.
6733 * config/i386/sse.md (movdi_to_sse): New.
6734 (vec_concatv2di): Drop '*'.
6735 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6736 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6737 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6739 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6740 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6741 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6742 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6743 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6744 ix86_build_const_vector.
6745 (x86_emit_floatuns): Rewrite.
6747 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6749 * genautomata.c (longest_path_length): Delete unused function.
6750 (struct state): Delete unused longest_path_length.
6751 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6752 (get_free_state): Delete unused.
6754 2007-02-09 Jan Hubicka <jh@suse.cz>
6756 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6757 * doc/invoke.texi (inline-unit-growth): Update default value.
6759 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6760 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6761 (rebuild_cgraph_edges): Likewise.
6762 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6763 (dump_cgraph_node): Dump frequencies.
6764 (cgraph_clone_edge): Add frequency scales.
6765 (cgraph_clone_node): Add freuqnecy.
6766 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6767 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6768 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6769 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6770 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6771 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6772 (save_inline_function_body): Likewise.
6773 * ipa-inline.c: inluce rtl.h
6774 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6775 (cgraph_edge_badness): Use frequencies.
6776 (cgraph_decide_recursive_inlining): Update clonning.
6777 (cgraph_decide_inlining_of_small_function): Dump frequency.
6778 * predict.c (estimate_bb_frequencies): Export.
6779 * predict.h (estimate_bb_frequencies): Declare.
6780 * tree-inline.c (copy_bb): Watch overflows.
6781 (expand_call_inline): Update call of cgraph_create_edge.
6782 (optimize_inline_calls): Use TODO flags to update frequnecies.
6783 * passes.h: Include predict.h
6784 (init_optimization_passes): Move profile ahead.
6785 (execute_function_todo): Handle TODO_rebuild_frequencies.
6787 2007-02-09 Roger Sayle <roger@eyesopen.com>
6789 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6790 the insbl or inswl pattern into a register.
6792 2007-02-09 Roger Sayle <roger@eyesopen.com>
6794 * config/ia64/ia64.md (bswapdi2): New define_insn.
6796 2007-02-09 Richard Henderson <rth@redhat.com>
6798 * config/i386/constraints.md (Ym): New constraint.
6799 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6800 (movdi_1_rex64): Split sse and xmm general register moves from
6801 memory move alternatives. Use conditional register constraints.
6802 (movsf_1, movdf_integer): Likewise.
6803 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6804 (movdf_integer_rex64): New.
6805 (pushsf_rex64): Fix output constraints.
6806 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6807 (sse2_stored): Likewise.
6808 (sse2_storeq_rex64): New.
6809 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6810 amd and not generic.
6811 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6812 for optimize_size. Remove SF/DFmode hack.
6814 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6816 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6819 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6820 Richard Sandiford <richard@codesourcery.com>
6822 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6823 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6824 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6825 m68k/t-mlib to tmake_file.
6826 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6827 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6828 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6829 Allow it to be cf or m68k. Set m68k_arch_family. If that
6830 variable is not empty, add t-$m68k_arch_family to tmake_file.
6831 Add t-mlibs to tmake_file.
6832 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6833 * config/m68k/t-cf: New file.
6834 * config/m68k/t-m68k: Likewise.
6835 * config/m68k/t-mlibs: Likewise.
6836 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6837 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6838 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6839 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6840 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6842 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6843 (INSTALL_LIBGCC): Delete.
6844 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6845 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6846 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6847 (M68K_MLIB_CPU): Define.
6848 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6849 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6850 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6852 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6853 Richard Guenther <rguenther@suse.de>
6856 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6857 against INT_MIN/INT_MAX.
6858 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6859 file if a loop is removed.
6861 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6863 * calls.c (store_one_arg): Pass correct alignment to
6864 emit_push_insn for non-BLKmode values.
6865 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6866 unaligned stack slot via a suitably aligned slot.
6868 2007-02-08 DJ Delorie <dj@redhat.com>
6870 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6872 (legal_subregs): Use unsigned char, make const.
6873 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6875 2007-02-08 Paul Brook <paul@codesourcery.com>
6877 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6878 special interworking needed.
6880 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6882 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6883 conditional to __SSE2__.
6884 (Entries below should have been added to first ChangeLog
6885 entry for amdfam10 dated 2007-02-05)
6886 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6888 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6890 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6893 2007-02-08 DJ Delorie <dj@redhat.com>
6895 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6896 * config/m32c/m32c.c (legal_subregs): New.
6897 (m32c_illegal_subreg_p): New.
6898 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6899 unsupported subregs of hard regs.
6901 2007-02-08 Jan Hubicka <jh@suse.cz>
6903 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6904 the same one; always update histograms.
6906 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6908 * passes.c (init_optimization_passes): Tidy comment.
6910 2007-02-08 Roger Sayle <roger@eyesopen.com>
6912 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6913 strip zero_extend, bswap and rotates from POCOUNT's argument.
6914 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6915 zero_extend and rotates from PARITY's argument.
6916 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6917 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6918 of an integer constant at compile-time.
6920 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6923 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6925 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6928 * tree-ssa-live.c (remove_unused_locals): Do not remove
6929 TREE_ADDRESSABLE variables.
6930 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6931 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6932 FOR_CLOBBER. Update all users.
6933 If VAR has an associated alias set, add a virtual operand for
6934 it if no alias is found to conflict with the memory reference.
6936 2007-02-07 Jan Hubicka <jh@suse.cz>
6937 Robert Kidd <rkidd@crhc.uiuc.edu>
6939 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6941 2007-02-07 Ian Lance Taylor <iant@google.com>
6943 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6945 2007-02-07 Roger Sayle <roger@eyesopen.com>
6947 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6948 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6949 tablejumpdi, movsi_to_cr_one): Remove constraints from
6950 define_expand's match_operands.
6952 2007-02-07 Roger Sayle <roger@eyesopen.com>
6954 * global.c (compute_regsets): Move declatation of "i" inside of
6955 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6957 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6960 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6961 of INDIRECT_REF <RESULT_DECL>.
6963 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6965 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6966 Kaz Kojima <kkojima@gcc.gnu.org>
6969 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6971 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6973 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6975 * doc/loop.texi: Document possibility not to perform disambiguation
6976 of loops with multiple latches.
6977 * cfgloopmanip.c (alp_enum_p): Removed.
6978 (add_loop): Handle subloops. Use get_loop_body_with_size.
6979 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6980 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6981 the new forwarder block.
6982 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6983 Handle the case latch is NULL.
6984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6985 when marking loop exits.
6986 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6988 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6989 disambiguate_loops_with_multiple_latches.
6990 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6991 before fix_loop_structure.
6992 * cfgloop.c: Include pointer-set.h and output.h.
6993 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6994 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6995 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6996 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6997 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6998 disambiguate_multiple_latches, get_loop_body_with_size,
6999 disambiguate_loops_with_multiple_latches): New functions.
7000 (flow_loop_dump): Dump multiple latch edges.
7001 (flow_loop_nodes_find): Handle loops with multiple latches.
7002 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7003 (glb_enum_p): Modified.
7004 (get_loop_body): Use get_loop_body_with_size.
7005 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7006 (AVOID_CFG_MODIFICATIONS): New constant.
7007 (disambiguate_loops_with_multiple_latches, add_loop,
7008 get_loop_body_with_size): Declare.
7009 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7011 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7014 * global.c (compute_regsets): New function.
7015 (global_alloc): Refactored ELIMINABLE_REGSET
7016 and NO_GLOBAL_ALLOC_REGS computation out.
7017 (rest_of_handle_global_alloc): Call compute_regsets()
7018 for non-optimizing case.
7020 2007-02-06 Richard Henderson <rth@redhat.com>
7022 * config/i386/constraints.md (Y2): Rename from Y.
7023 (Yi): New constraint.
7024 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7025 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7026 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7027 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7028 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7029 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7030 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7031 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7032 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7033 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7034 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7035 vec_extractv2si_1): Change Y constraints to Y2.
7036 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7037 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7038 Change Y constraints to Y2.
7039 (sse2_loadld): Change Y constraints to x.
7041 2007-02-06 Roger Sayle <roger@eyesopen.com>
7043 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7044 (parity<mode>2): New define_expand using rs6000_emit_parity.
7045 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7046 rs6000_emit_parity): New functions.
7047 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7048 rs6000_emit_parity): Prototype here.
7050 2007-02-06 Ian Lance Taylor <iant@google.com>
7052 * lower-subreg.c (simple_move_operand): Reject CONST.
7053 (resolve_clobber): Call validate_change rather than directly
7054 assigning to XEXP (pat, 0).
7056 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7058 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7059 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7060 (tree-cfg.o): Remove hashtab.h dependency.
7062 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7063 (struct ivopts_data): Change niters to pointer_map_t.
7064 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7065 (niter_for_exit): Create pointer_map on demand. Change for
7067 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7068 (free_loop_data): Destroy data->niters if created and reset field.
7069 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7070 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7072 * tree-ssa-reassoc.c: Include pointer-set.h.
7073 (bb_rank): Change to long *.
7074 (operand_rank): Change to pointer_map_t.
7075 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7076 (insert_operand_rank): Accept long.
7077 (operand_entry_hash, operand_entry_eq): Remove.
7078 (get_rank): Return long. Adjust for changes above.
7079 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7081 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7083 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7084 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7085 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7087 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7088 directly since it cannot be NULL.
7089 (get_vi_for_tree): Rewrite for pointer_map API.
7090 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7091 (init_alias_vars): Create vi_for_tree as pointer_map.
7092 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7094 * tree-cfg.c: Don't include hashtab.h.
7095 (edge_to_cases): Declare as pointer_map.
7096 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7098 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7099 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7100 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7102 (record_switch_edge): Delete.
7103 (get_cases_for_edge): Adjust for pointer_map API, inline
7104 record_switch_edge (rewritten for new API), remove goto.
7106 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7108 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7109 * tree-nested.c: Include pointer-set.h.
7110 (var_map_elt, var_map_eq, var_map_hash): Delete.
7111 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7113 (nesting_info_bitmap_obstack): New.
7114 (lookup_field_for_decl): Adjust for pointer_map API.
7115 (lookup_tramp_for_decl): Adjust for pointer_map API.
7116 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7117 (get_local_debug_decl): Adjust for pointer_map API.
7118 (convert_nl_goto_reference): Adjust for pointer_map API.
7119 (convert_nl_goto_receiver): Adjust for pointer_map API.
7120 (create_nesting_tree): Create outside GGC space. Create bitmap on
7121 the new obstack. Create field_map and var_map as pointer_maps.
7122 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7124 (lower_nested_functions): Move root here, no need to NULL it.
7125 Initialize and release the obstack.
7127 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7129 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7130 Remove prototypes and make them non-static.
7131 (struct tree_int_map): Remove.
7132 * tree.h (struct tree_int_map): Move here, turning TO into an
7134 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7136 * tree.h (TREE_COMPLEXITY): Remove.
7137 (struct tree_exp): Remove complexity field.
7138 * tree.c (build1_stat): Don't set it.
7140 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7141 Victor Kaplansky <victork@il.ibm.com>
7143 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7144 (vect_is_simple_reduction): Support reduction with induction as
7145 one of the operands.
7146 (vect_is_simple_iv_evolution): Fix formatting.
7147 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7148 formatting. Don't mark induction phis for vectorization.
7149 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7150 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7151 (vect_get_vec_def_for_operand): Support induction.
7152 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7154 (vectorizable_reduction): Support reduction with induction as one of
7156 (vectorizable_type_demotion): Use def-type of stmt argument rather
7157 than dummy def-type.
7159 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7160 flag_tree_scev_cprop.
7161 * common.opt (tree-scev-cprop): New flag.
7163 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7164 call to vect_get_new_vect_var.
7166 2007-02-06 Ira Rosen <irar@il.ibm.com>
7168 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7169 vectype is not NULL.
7170 (vect_pattern_recog_1): Likewise.
7172 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7174 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7175 (fold_negate_expr): Likewise.
7177 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7180 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7181 even if cv-qualification is the same.
7183 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7185 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7186 __enable_execute_stack on completion.
7188 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7190 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7191 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7192 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7193 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7194 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7195 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7196 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7197 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7199 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7201 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7202 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7203 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7204 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7205 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7206 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7207 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7208 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7209 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7210 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7211 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7212 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7213 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7214 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7215 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7216 sqrtextenddfxf2_i387): Added amdfam10_decode.
7218 * config/i386/athlon.md (athlon_idirect_amdfam10,
7219 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7220 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7221 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7222 athlon_ivector_store_amdfam10): New define_insn_reservation.
7223 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7226 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7228 * config/i386/athlon.md (athlon_call_amdfam10,
7229 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7230 define_insn_reservation.
7231 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7232 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7233 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7235 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7237 * config/i386/athlon.md (athlon_sseld_amdfam10,
7238 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7239 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7241 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7243 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7244 define_insn_reservation.
7245 * config/i386/i386.md (sseins): Added sseins to define_attr type
7246 and define_attr unit.
7247 * config/i386/sse.md: Set type attribute to sseins for insertq
7250 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7252 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7253 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7254 ssecomi_load_amdfam10, ssecomi_amdfam10,
7255 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7256 define_insn_reservation.
7257 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7259 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7261 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7262 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7263 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7264 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7265 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7266 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7267 define_insn_reservation.
7269 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7270 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7271 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7272 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7273 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7275 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7277 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7278 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7279 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7280 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7281 athlon_ssemul_load_k8): Added amdfam10.
7283 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7285 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7286 (x86_sse_unaligned_move_optimal): New variable.
7288 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7290 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7291 for unaligned vector SSE double/single precision loads for AMDFAM10.
7293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7295 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7296 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7297 Define TARGET_CPU_DEFAULT_amdfam10.
7298 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7299 (processor_type): Add PROCESSOR_AMDFAM10.
7301 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7302 processor_type in config/i386/i386.h.
7303 Enable imul peepholes for TARGET_AMDFAM10.
7305 * config.gcc: Add support for --with-cpu option for amdfam10.
7307 * config/i386/i386.c (amdfam10_cost): New variable.
7308 (m_AMDFAM10): New macro.
7309 (m_ATHLON_K8_AMDFAM10): New macro.
7310 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7311 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7312 x86_promote_QImode, x86_integer_DFmode_moves,
7313 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7314 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7315 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7316 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7317 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7318 Enable/disable for amdfam10.
7319 (override_options): Add amdfam10_cost to processor_target_table.
7320 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7321 processor_alias_table.
7322 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7323 (ix86_adjust_cost): Add code for amdfam10.
7325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7327 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7328 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7329 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7330 * config/i386/i386.h: Add builtin definition for SSE4A.
7331 * config/i386/i386.md: Add support for ABM instructions
7333 * config/i386/sse.md: Add support for SSE4A instructions
7334 (movntss, movntsd, extrq, insertq).
7335 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7336 Add -march=amdfam10 flag.
7337 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7338 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7340 * doc/extend.texi: Add documentation for SSE4A builtins.
7342 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7344 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7346 2007-02-05 Richard Guenther <rguenther@suse.de>
7348 * tree-vectorizer.h (vectorizable_function): Add argument type
7349 argument, change return type.
7350 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7351 * tree-vect-transform.c (vectorizable_function): Handle extra
7352 argument, return vectorized function decl.
7353 (build_vectorized_function_call): Remove.
7354 (vectorizable_call): Handle calls with result and argument types
7355 differing. Handle loop vectorization factor correctly.
7356 * targhooks.c (default_builtin_vectorized_function): Adjust for
7358 * targhooks.h (default_builtin_vectorized_function): Likewise.
7359 * target.h (builtin_vectorized_function): Add argument type
7361 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7362 extra argument, allow vectorizing of lrintf.
7363 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7364 documentation of target hook.
7366 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7369 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7370 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7371 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7373 2007-02-05 Roger Sayle <roger@eyesopen.com>
7375 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7376 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7377 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7378 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7379 before canonicalizing sincos to cexpi.
7380 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7382 2007-02-05 Roger Sayle <roger@eyesopen.com>
7384 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7385 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7386 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7388 2007-02-05 Roger Sayle <roger@eyesopen.com>
7390 * mips-tfile.c (initialize_init_file): Correct endianness test.
7392 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7394 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7397 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7399 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7400 saves in a PARALLEL before the register assignments.
7402 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7404 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7405 DWARF_FRAME_RETURN_COLUMN to be a general register.
7406 * dwarf2out.c (init_return_column_size): New function, split from...
7407 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7408 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7409 to be nongeneral registers.
7410 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7412 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7413 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7415 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7417 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7419 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7421 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7422 (remove_path): Use can_remove_branch_p and remove_branch instead
7423 of loop_delete_branch_edge.
7424 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7425 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7426 Update profile using scale_dominated_blocks_in_loop.
7427 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7428 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7429 (can_remove_branch_p, remove_branch): Declare.
7430 * tree-cfg.c (tree_can_remove_branch_p): New function.
7431 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7432 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7433 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7435 2007-02-05 Jan Hubicka <jh@suse.cz>
7438 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7439 nodes in cgraph, don't remove offline copy of the function.
7441 2007-02-04 Jan Hubicka <jh@suse.cz>
7443 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7444 vectors might cause maybe_lookup_element_for_expr to be called
7445 on non-sra-candidate.
7447 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7449 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7450 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7451 spelling conventions.
7453 2007-02-04 Richard Guenther <rguenther@suse.de>
7456 * fold-const.c (try_move_mult_to_index): Make sure to not
7457 overflow one dimension of a multi-dimensional array access.
7459 2007-02-04 Jan Hubicka <jh@suse.cz>
7461 * passes.c (init_optimization_passes): Reindent.
7463 2007-02-04 Jan Hubicka <jh@suse.cz>
7464 Eric Botcazou <ebotcazou@adacore.com>
7466 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7467 (execute_fixup_cfg): Break out the abnormal goto code.
7468 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7469 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7470 (optimize_inline_calls): Call make_nonlocal_label_edges.
7472 2007-02-04 Jan Hubicka <jh@suse.cz>
7474 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7475 true when something was changed.
7476 (rename_ssa_copies): When something was changed, do
7477 TODO_remove_unused_locals.
7478 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7479 add TODO_remove_unused_locals when instruction was removed.
7481 2007-02-04 Jan Hubicka <jh@suse.cz>
7483 * ipa-inline.c (try_inline): Improve debug output; work on already
7485 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7486 call try_inline for already inlined edges too when flattening;
7487 inline also functions that make callee growth but overall unit size
7490 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7492 * config/m32c/bitops.md, config/m32c/jump.md,
7493 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7494 config/m32r/m32r.h, config/m32r/m32r.md,
7495 config/m32r/predicates.md, config/m68hc11/larith.asm,
7496 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7497 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7498 config/mips/mips-protos.h, config/mips/mips.c,
7499 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7500 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7501 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7502 spelling conventions.
7504 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7505 Follow spelling conventions.
7507 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7509 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7510 warn about C++0x compatibility.
7512 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7514 * config/h8300/h8300.c, config/h8300/h8300.h,
7515 config/h8300/h8300.md: Follow spelling conventions.
7517 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7520 * combine.c (try_combine): Do not substitute source operand
7521 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7523 2007-02-03 Jan Hubicka <jh@suse.cz>
7525 PR gcov-profile/30650
7526 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7527 do not divide by zero for never executed counters.
7528 (tree_find_values_to_profile): Fix counters.
7529 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7531 2007-02-03 Ian Lance Taylor <iant@google.com>
7533 * lower-subreg.c (simple_move_operand): New static function,
7534 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7536 (simple_move): Call simple_move_operand.
7537 (find_decomposable_subregs): Add special handling of MEMs.
7538 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7539 meaning of return value. If we see a hard register, test whether
7540 it can store a word_mode value. Change all callers.
7542 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7544 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7545 ftrapv insns and expanders.
7546 (subdi3): Change define_expand operand 1 to arith11_operand, and
7547 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7548 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7549 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7553 * varasm.c (notice_global_symbol): Treat global objects as weak when
7556 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7558 * emit-rtl.c (dconstpi): Delete.
7560 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7561 * real.h (dconstpi): Delete.
7563 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7564 (fold_builtin_hypot): Likewise.
7566 2007-02-03 Tom Tromey <tromey@redhat.com>
7569 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7570 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7572 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7574 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7575 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7576 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7577 config/rs6000/cell.md, config/rs6000/darwin.h,
7578 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7579 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7580 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7581 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7582 typos. Follow spelling conventions.
7583 * doc/invoke.texi: Follow spelling conventions.
7585 2007-02-03 Roger Sayle <roger@eyesopen.com>
7587 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7588 canonicalization transformations that attempt to simplify integer
7589 constant comparisons to become comparisons against zero.
7591 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7593 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7595 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7596 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7598 2007-02-02 Mike Stump <mrs@apple.com>
7600 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7601 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7602 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7603 generate a branch island.
7605 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7607 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7608 (xtensa_legitimate_address_p): New.
7609 (xtensa_legitimize_address): New.
7610 (xtensa_output_addr_const_extra): New.
7611 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7613 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7614 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7615 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7616 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7617 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7618 (xtensa_legitimize_address): New.
7619 (xtensa_output_addr_const_extra): New.
7621 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7623 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7625 2007-02-02 Ian Lance Taylor <iant@google.com>
7627 * expmed.c (expand_divmod): Add comment.
7629 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7631 * emit-rtl.c (renumber_insns): Remove.
7632 * flags.h: Remove the extern for flag_renumber_insns.
7633 * rtl.h: Remove the prototype for renumber_insns.
7634 * toplev.c (flag_renumber_insns): Remove.
7636 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7638 Revert for x86 darwin:
7639 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7641 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7642 code before the following patch under TARGET_MACHO.
7643 (ix86_function_value_regno_p): Likewise.
7645 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7647 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7650 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7653 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7654 general or fp registers. Add comments.
7655 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7657 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7659 * pointer-set.c (insert_aux): Only return insertion slot.
7660 (pointer_set_insert): Adjust.
7661 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7662 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7663 pointer_map_traverse): New.
7664 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7665 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7666 pointer_map_contains, pointer_map_traverse): Declare.
7668 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7671 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7672 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7674 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7676 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7678 (struct _dep): New type.
7679 (dep_t): New typedef.
7680 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7681 (DEP_STATUS): New access macro. The macro with the same name was
7682 renamed to DEP_LINK_STATUS.
7683 (dep_init): Declare function
7685 (struct _dep_link): New type.
7686 (dep_link_t): New typedef.
7687 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7688 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7689 (DEP_LINK_STATUS): New macro.
7690 (debug_dep_links): New debug function.
7692 (struct _deps_list): New type.
7693 (deps_list_t): New typedef.
7694 (DEPS_LIST_FIRST): New access macro.
7695 (FOR_EACH_DEP_LINK): New cycle macro.
7696 (create_deps_list, free_deps_list, delete_deps_list): Declare
7698 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7699 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7700 (copy_deps_list_change_con): Ditto.
7702 (move_dep_link): Declare function.
7704 (struct _dep_node): New type.
7705 (dep_node_t): New typedef.
7706 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7708 (struct haifa_insn_data.back_deps): New field to hold backward
7709 dependencies of the insn.
7710 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7712 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7713 Change its type to deps_list_t.
7714 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7715 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7716 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7718 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7720 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7722 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7724 (dep_cost): Declare.
7726 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7727 (ds_to_dk, dk_to_ds): New functions.
7729 (init_dep_1): New static function.
7730 (init_dep): New function.
7731 (copy_dep): New static function.
7733 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7735 (detach_dep_link): New static function.
7736 (move_dep_link): New function.
7738 (dep_links_consistent_p, dump_dep_links): New static functions.
7739 (debug_dep_links): New debugging function.
7741 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7743 (alloc_deps_list, init_deps_list): New static functions.
7744 (create_deps_list): New function.
7745 (clear_deps_list): New static function.
7746 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7747 (deps_list_consistent_p, dump_deps_list): New static functions.
7748 (debug_deps_list): New function.
7749 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7751 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7753 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7754 use new scheduler dependencies lists.
7755 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7756 (sched_analyze): Ditto. Initialize dependencies lists.
7757 (add_forw_dep, compute_forward_dependences): Update to use new
7758 scheduler dependencies lists.
7760 (init_dependency_caches): Init deps_obstack.
7761 (free_dependency_caches): Free deps_obstack.
7763 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7764 new scheduler dependencies lists.
7765 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7766 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7768 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7769 Update to use new scheduler dependencies lists.
7770 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7771 (debug_dependencies): Ditto.
7772 (schedule_region): Update comments.
7774 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7775 scheduler dependencies lists.
7776 (schedule_ebb): Update comments.
7778 * rtl.def (DEPS_LIST): Remove.
7780 * lists.c (unused_deps_list): Remove.
7781 (free_list): Update assertions.
7783 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7784 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7786 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7787 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7789 * haifa-sched.c (comments): Update.
7790 (insn_cost1): Remove. Inline the code into insn_cost ().
7791 (insn_cost): Update to use new scheduler dependencies lists. Move
7792 processing of the dependency cost to dep_cost ().
7793 (dep_cost): New function. Use it instead of insn_cost () when
7794 evaluating cost of the dependency. Use compatible interface to
7795 interact with the target.
7796 (priority): Update to use new scheduler dependencies lists.
7797 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7798 with greater number of insns that depend on the insn.
7799 (schedule_insn): Update to use new scheduler dependencies lists. Add
7800 code to free backward dependencies lists. Inline and optimize code
7801 from resolve_dep () - see PR28071.
7802 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7803 lists. Update call to targetm.sched.is_costly_dependence hook.
7805 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7806 scheduler dependencies lists.
7808 (resolve_dep): Remove. Move the logic to schedule_insn ().
7809 (init_h_i_d): Initialize dependencies lists.
7811 (process_insn_depend_be_in_spec): Rename to
7812 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7814 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7815 Update to use new scheduler dependencies lists.
7816 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7818 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7819 new scheduler dependencies lists.
7820 (build_intra_loop_deps): Ditto.
7822 * target.h (struct _dep): Declare to use in
7823 gcc_target.sched.is_costly_dependence.
7824 (struct gcc_target.sched.adjust_cost): Fix typo.
7825 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7826 single dep_t parameter instead of an equivalent triad.
7827 (struct gcc_target.sched.adjust_cost_2): Remove.
7829 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7831 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7833 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7835 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7837 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7838 (REG_DEP_TRUE): Document.
7840 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7841 Change signature to correspond to the targetm.sched.adjust_cost hook.
7842 Update use in TARGET_SCHED_ADJUST_COST_2.
7843 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7844 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7845 new scheduler dependencies lists.
7846 (ia64_gen_check): Ditto.
7848 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7851 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7852 signature to correspond to the targetm.sched.is_costly_dependence hook.
7853 (is_costly_group): Update to use new scheduler dependencies lists.
7855 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7856 instead of INSN_COST () macro.
7858 2007-02-01 Ian Lance Taylor <iant@google.com>
7860 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7862 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7864 * pa.md (tp_load): Correct mfctl instruction syntax.
7866 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7868 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7869 altivec_padding_size calculation on AIX. Improve comment, add
7870 assert to verify that it's right.
7872 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7875 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7878 * global.c (global_alloc): Add mising initialization of
7881 2007-02-01 Roger Sayle <roger@eyesopen.com>
7883 * alias.c (init_alias_analysis): Correct whitespace.
7884 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7885 partition_hot_cold_basic_blocks): Likewise.
7886 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7887 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7888 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7889 fold_builtin_snprintf_chk, fold_builtin_printf,
7890 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7891 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7892 * cfgcleanup.c (cleanup_cfg): Likewise.
7893 * cfgexpand.c (tree_expand_cfg): Likewise.
7894 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7895 * function.c (get_next_funcdef_no): Likewise.
7896 * gengtype.c (main): Likewise.
7897 * genmodes.c (main): Likewise.
7898 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7899 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7900 * ifcvt.c (noce_emit_move_insn): Likewise.
7901 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7903 * stor-layout.c (get_best_mode): Likewise.
7904 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7905 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7906 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7907 perform_var_substitution, solve_graph): Likewise.
7908 * tree-vrp.c (vrp_finalize): Likewise.
7910 2007-02-01 Ian Lance Taylor <iant@google.com>
7912 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7913 high part of a paradoxical subreg, return a constant zero.
7915 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7917 * toplev.c (lang_dependent_init): Call init_set_costs.
7918 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7920 2007-02-01 Richard Guenther <rguenther@suse.de>
7923 * fold-const.c (fold_negate_expr): Allow negating a
7924 constant if overflow does not change.
7926 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7928 * doc/c-tree.texi (Expression trees): Improve markup.
7929 * doc/tm.texi (Register Classes, Addressing Modes)
7930 (Floating Point): Fix spacing after abbreviations. Fix some
7933 2007-02-01 Ben Elliston <bje@au.ibm.com>
7935 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7936 * doc/contrib.texi: Likewise.
7937 * doc/install.texi: Likewise.
7939 2007-01-31 Richard Henderson <rth@redhat.com>
7940 Ian Lance Taylor <iant@google.com>
7942 * lower-subreg.c: New file.
7943 * rtl.def (CONCATN): Define.
7944 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7946 * emit-rtl.c (update_reg_offset): New static function, broken out
7947 of gen_rtx_REG_offset.
7948 (gen_rtx_REG_offset): Call update_reg_offset.
7949 (gen_reg_rtx_offset): New function.
7950 * regclass.c: Revert patch of 2006-03-05, restoring
7952 (clear_reg_info_regno): New function.
7953 * dwarf2out.c (concatn_loc_descriptor): New static function.
7954 (loc_descriptor): Handle CONCATN.
7955 * common.opt (fsplit_wide_types): New option.
7956 * opts.c (decode_options): Set flag_split_wide_types when
7958 * timevar.def (TV_LOWER_SUBREG): Define.
7959 * rtl.h (gen_reg_rtx_offset): Declare.
7960 (reg_scan_update): Declare.
7961 * regs.h (clear_reg_info_regno): Declare.
7962 * tree-pass.h (pass_lower_subreg): Declare.
7963 (pass_lower_subreg2): Declare.
7964 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7965 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7967 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7968 * Makefile.in (OBJS-common): Add lower-subreg.o.
7969 (lower-subreg.o): New target.
7971 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7973 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7975 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7978 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7980 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7983 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7985 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7987 * cfgloop.h: Include vec-prim.h.
7988 (enum li_flags): Remove LI_ONLY_OLD.
7989 (loop_iterator): Changed.
7990 (fel_next, fel_init): Iterate over loop tree.
7991 (FOR_EACH_LOOP_BREAK): New macro.
7992 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7994 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7995 * modulo-sched.c (sms_schedule): Ditto.
7996 * tree-vectorizer.c (vectorize_loops): Ditto.
7997 * doc/loop.texi: Update information on loop numbering and behavior of
7998 FOR_EACH_LOOP wrto new loops.
7999 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8000 add_to_evolution_1): Test nestedness of loops instead of comparing
8002 * tree-chrec.c (chrec_fold_plus_poly_poly,
8003 chrec_fold_multiply_poly_poly, chrec_evaluate,
8004 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8005 reset_evolution_in_loop): Ditto.
8006 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8008 2007-01-31 Dirk Mueller <dmueller@suse.de>
8010 * c-common.c (warn_about_parentheses): Separate warning about
8011 un-parenthized sequence of comparison operators from the one
8012 which is supposed to warn about x <= y <= z.
8014 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8016 * optabs.h (enum optab_index): Add new OTI_isinf.
8017 (isinf_optab): Define corresponding macro.
8018 * optabs.c (init_optabs): Initialize isinf_optab.
8019 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8021 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8022 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8024 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8025 expand_builtin_interclass_mathfn.
8026 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8027 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8028 (fxam<mode>2_i387): New insn pattern.
8029 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8030 built-in functions as x87 inline asm.
8032 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8034 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8036 2007-01-30 Eric Christopher <echristo@apple.com>
8038 * config.gcc: Add geode.
8040 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8042 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8043 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8044 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8045 value-prof.c: Fix comment typos.
8047 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8050 * doc/invoke.texi (Wpointer-arith): Document warning.
8052 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8054 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8055 the list of discrepancies from the draft TR.
8057 2007-01-30 Dirk Mueller <dmueller@suse.de>
8060 * doc/invoke.texi (-Wreturn-type): Update description to
8063 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8065 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8067 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8069 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8070 to handle optabs that operate on floating point input argument and
8071 output to integer output.
8072 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8073 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8074 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8075 expand_builtin_interclass_mathfn ().
8076 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8078 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8079 ilogbl built-in functions as x87 intrinsics.
8081 2007-01-30 Richard Guenther <rguenther@suse.de>
8084 * dwarf2out.c (reference_to_unused): Query varpool if the
8085 variable was output.
8087 2007-01-30 Richard Guenther <rguenther@suse.de>
8090 * passes.c (execute_one_pass): Reset in_gimple_form to not
8091 confuse non-unit-at-a-time mode.
8093 2007-01-29 Roger Sayle <roger@eyesopen.com>
8094 Richard Guenther <rguenther@suse.de>
8096 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8097 avoid undefined behaviour on overflow. Use force_fit_type_double
8098 to construct the constant with the specified TREE_OVERFLOW.
8100 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8102 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8103 * config/dfp-bit.h: Ditto.
8105 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8107 * c-decl.c (pop_scope): Replace warnings with call to
8108 warn_for_unused_label.
8109 * c-common.h (warn_for_unused_label): Declare.
8110 * c-common.c (warn_for_unused_label): Define.
8112 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8114 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8117 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8119 * Makefile.in (USER_H): Remove decfloat.h.
8120 * ginclude/decfloat.h: Delete, moving contents to ...
8121 * ginclude/float.h: Add support for decimal floating point,
8122 guarded by __STDC_WANT_DEC_FP__.
8124 2007-01-29 Mike Stump <mrs@apple.com>
8126 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8127 Analysis and Representation to resolve case insensitive conflict.
8128 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8130 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8132 * tree.h (struct tree_memory_tag): Add aliases member.
8133 (MTAG_ALIASES): New macro.
8134 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8135 (add_may_alias): Remove pointer-set. Update for may_aliases being
8137 (mark_aliases_call_clobbered): Update for may_aliases being a
8139 (compute_tag_properties): Ditto.
8140 (create_partition_for): Ditto.
8141 (compute_memory_partitions): Ditto.
8142 (dump_may_aliases_for): Ditto.
8143 (is_aliased_with): Ditto.
8144 (add_may_alias_for_new_tag): Ditto.
8145 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8146 (compute_is_aliased): New function.
8147 (compute_may_aliases): Call compute_is_aliased).
8148 (init_alias_info): Initialize alias_bitmap_obstack.
8149 (union_alias_set_into): New function.
8150 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8151 (have_common_aliases_p): Rewrite to take two bitmaps and use
8153 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8155 (finalize_ref_all_pointers): Update for add_may_alias changes.
8156 (new_type_alias): Ditto.
8157 * tree-flow-inline.h (may_aliases): Return a bitmap.
8158 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8159 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8160 may_aliases being a bitmap.
8161 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8162 may_aliases now returns a bitmap.
8163 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8165 * tree-ssa-operands.c (add_virtual_operand): Update for
8166 may_aliases being a bitmap.
8168 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8170 PR tree-optimization/30630
8171 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8172 variable as changed.
8174 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8177 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8178 expanded only once even if an error occurs.
8180 2007-01-29 Ben Elliston <bje@au.ibm.com>
8182 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8183 (__gcov_average_profiler): Likewise.
8184 (__gcov_ior_profiler): Likewise.
8185 (__gcov_merge_ior): Likewise.
8187 2007-01-28 Jan Hubicka <jh@suse.cz>
8189 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8190 * value-prof.c (stringop_block_profile): Likewise.
8192 2007-01-28 Jan Hubicka <jh@suse.cz>
8194 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8195 variant handling histograms; add wrapper.
8196 (clear_storage_via_libcall): Export.
8197 (emit_block_move_hints): Break out from ...; add histograms.
8198 (emit_block_move): ... this one.
8199 (clear_storage_hints): Break out from ...; add histograms.
8200 (clear_storage): ... this one.
8201 (set_storage_via_memset): Handle histogram.
8202 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8203 (clear_storage_hints, clear_storage_via_libcall): Declare.
8204 (set_storage_via_setmem): Update prototype.
8205 * doc/md.texi (movmem, setmem): Document new arguments.
8207 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8209 (stringop_block_profile): New global function.
8210 (tree_stringops_values_to_profile): Profile block size and alignment.
8211 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8213 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8214 (stringop_block_profile): Declare.
8215 * builtins.c: Include value-prof.h.
8216 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8217 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8218 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8219 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8220 * profile.c (instrument_values): Add new counters.
8221 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8223 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8224 (tree_init_edge_profiler): Build new profilers.
8225 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8226 (pass_tree_profile): Add dump.
8227 (tree_profile_hooks): Update.
8228 * Makefile.in (LIBGCOV): Add new constants.
8229 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8230 __gcov_ior_profiler): New.
8231 * i386.md (movmem/setmem expanders): Add new optional arguments.
8233 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8235 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8237 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8239 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8240 (tree_unswitch_single_loop): Pass eni_size_weights to
8241 tree_num_loop_insns.
8242 * tree-ssa-loop-manip.c: Include tree-inline.h.
8243 (can_unroll_loop_p): Pass eni_size_weights to
8244 tree_num_loop_insns.
8245 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8246 Pass eni_size_weights to estimate_num_insns.
8247 * tree.h (init_inline_once): Export.
8248 * toplev.c (backend_init): Call init_inline_once.
8249 * cgraphunit.c (cgraph_process_new_functions,
8250 cgraph_analyze_function): Pass eni_inlining_weights to
8252 * ipa-inline.c (compute_inline_parameters): Ditto.
8253 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8254 to estimate_num_insns.
8255 (try_unroll_loop_completely): Pass eni_size_weights to
8256 tree_num_loop_insns.
8257 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8258 ot estimate_num_insns.
8259 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8260 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8261 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8262 eni_time_weights): New variables.
8263 (init_inline_once): Initialize them.
8264 (struct eni_data): Mew.
8265 (estimate_num_insns_1, estimate_num_insns): Use weights.
8266 * tree-inline.h (struct eni_weights_d): New.
8267 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8268 (estimate_num_insns): Declaration changed.
8269 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8270 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8271 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8273 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8275 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8276 relations in the conflict function is valid.
8278 2007-01-27 Ian Lance Taylor <iant@google.com>
8280 * common.opt: Add fstrict-overflow.
8281 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8282 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8283 (TYPE_OVERFLOW_UNDEFINED): Define.
8284 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8286 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8287 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8288 (fold_negate_expr): Likewise.
8289 (make_range): Likewise.
8290 (extract_muldiv_1): Likewise.
8291 (maybe_canonicalize_comparison): Likewise.
8292 (fold_comparison): Likewise.
8293 (fold_binary): Likewise.
8294 (tree_expr_nonnegative_p): Likewise.
8295 (tree_expr_nonzero_p): Likewise.
8296 * tree-vrp.c (compare_values): Likewise.
8297 (extract_range_from_binary_expr): Likewise.
8298 (extract_range_from_unary_expr): Likewise.
8299 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8301 (nowrap_type_p): Likewise.
8302 * tree-scalar-evolution.c (simple_iv): Likewise.
8303 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8304 (build_range_check): Likewise.
8305 (extract_muldiv_1): Likewise.
8306 (fold_comparison): Likewise.
8307 * tree-vrp.c (vrp_int_const_binop): Likewise.
8308 (extract_range_from_unary_expr): Likewise.
8309 * convert.c (convert_to_integer): Likewise.
8310 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8311 (fold_comparison): Likewise.
8312 (fold_binary): Likewise.
8313 * optabs.c (optab_for_tree_code): Likewise.
8314 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8315 * simplify-rtx.c (simplify_const_relational_operation): Check
8316 flag_strict_overflow and flag_trapv.
8317 (simplify_const_relational_operation): Likewise.
8318 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8319 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8322 2007-01-27 Roger Sayle <roger@eyesopen.com>
8324 * tree.c (tree_fold_gcd): Delete.
8325 * tree.h (tree_fold_gcd): Remove prototype.
8326 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8327 test whether one constant integer is a multiple of another. Instead
8328 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8329 * fold-const.c (multiple_of_p): We've determined both TOP and
8330 BOTTOM are integer constants so we can call int_const_binop directly
8331 instead of the more generic const_binop.
8333 2007-01-27 Roger Sayle <roger@eyesopen.com>
8335 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8336 1*X check that the constant hasn't overflowed, to preserve the
8338 (round_up): Provide an efficient implementation when rouding-up an
8339 INTEGER_CST to a power-of-two.
8341 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8343 * doc/sourcebuild.texi: Add comma for clarity.
8344 * doc/extend.texi: Fix some typos.
8345 * doc/passes.texi: Likewise.
8346 * doc/cppinternals.texi: Likewise.
8347 * doc/c-tree.texi: Likewise.
8348 * doc/tree-ssa.texi: Likewise.
8349 * doc/install.texi: Likewise.
8351 2007-01-27 Jan Hubicka <jh@suse.cz>
8353 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8354 (pass_sra): Do not require alias information.
8355 * passes.c (init_optimization_passes): Add SRA
8357 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8359 * tracer.c (rest_of_handle_tracer): We already cleaned
8360 up the CFG in tracer() so don't do it here again.
8361 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8362 cleanup_cfg here, either. And don't call renumber_insns.
8364 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8365 and BB_HEAD are in the insn stream here. Instead make sure
8366 that BB_INSN is valid on all insns. Also, do check here that
8367 there are no pending branch predictions...
8368 (rtl_verify_flow_info): ...instead of doing it here. Checks
8369 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8372 2007-01-26 Roger Sayle <roger@eyesopen.com>
8374 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8375 function to simplify/factorize operand order canonicalization.
8376 (ix86_fixup_binary_operands): Reorganize using the above function.
8377 (ix86_binary_operator_ok): Likewise.
8379 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8381 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8382 file scope from optimize_attrs.
8383 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8385 (optimize_attrs): Clear insn_code_values after freeing it.
8387 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8389 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8390 a parts.base assignment.
8392 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8394 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8395 (compute_subscript_distance, initialize_data_dependence_relation,
8396 finalize_ddr_dependent, analyze_ziv_subscript,
8397 analyze_siv_subscript_cst_affine,
8398 compute_overlap_steps_for_affine_univar,
8399 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8400 analyze_siv_subscript, analyze_miv_subscript,
8401 analyze_overlapping_iterations, subscript_dependence_tester_1,
8402 compute_self_dependence, free_dependence_relation): Work
8403 with affine_fn instead of chrecs.
8404 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8405 common_affine_function, affine_function_base,
8406 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8407 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8408 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8409 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8410 (all_chrecs_equal_p): Removed.
8411 * tree-data-ref.h (affine_fn, conflict_function): New types.
8412 (struct subscript): Change type of conflicting_iterations_in_a
8413 and conflicting_iterations_in_b.
8415 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8418 * config/pa/pa.h (TARGET_HPUX_11): New.
8419 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8420 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8422 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8423 Richard Guenther <rguenther@suse.de>
8425 * tree-ssa-structalias.c (solve_graph): Handle case
8426 we merged the variable to another.
8428 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8430 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8433 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8434 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8436 2007-01-25 DJ Delorie <dj@redhat.com>
8438 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8439 allow changes to modes which don't fit in those registers.
8441 * reload1.c (choose_reload_regs): Check for invalid subregs before
8442 computing their locations, not after.
8444 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8447 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8448 save Altivec registers in an eh_return function.
8449 (compute_vrsave_mask): Likewise.
8450 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8451 for saving Altivec registers.
8452 (rs6000_emit_prologue): Don't allocate stack twice in
8453 eh_return function. Correct expected value of altivec_save_offset
8454 when using save_world. Describe save of R0 to stack when using
8455 save_world. Describe stack pointer adjustment when using
8456 save_world. Remove duplicated eh_return parameter register saving.
8457 Update sp_offset variable after save_world.
8458 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8460 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8461 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8464 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8466 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8468 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8471 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8472 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8474 2007-01-25 Richard Guenther <rguenther@suse.de>
8476 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8477 * common.opt (-Wcoverage-mismatch): New warning option.
8478 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8479 if -Wcoverage-mismatch is given.
8481 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8483 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8484 (ipcp_driver): Change to static definition.
8485 Add dumping of the ifunctions.
8486 (constant_val_insert): Remove unused parameter. Support for SSA.
8487 (ipcp_propagate_const): Support for SSA.
8488 (ipcp_profile_bb_print): Print only analyzed nodes.
8489 (ipcp_replace_map_create): Remove support for Fortran constant
8491 * ipa-prop.c (ipa_method_modify_stmt,
8492 ipa_callsite_compute_param): Support for SSA.
8493 * ipa-prop.h (ipcp_driver): Remove declaration.
8494 (IS_VALID_TREE_MAP_INDEX): Add define.
8496 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8498 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8500 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8504 constant argument to cabs and do it without checking for
8505 -funsafe-math-optimizations.
8507 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8509 * c-common.h (RID_FIRST_CXX0X): New.
8510 (RID_LAST_CXX0X): New.
8511 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8513 * c.opt (Wc++0x-compat): New.
8514 * doc/invoke.texi (-Wc++0x-compat): Document.
8516 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8518 * builtins.c (fold_builtin_carg): New.
8519 (fold_builtin_1): Use it.
8521 2007-01-24 Jan Hubicka <jh@suse.cz>
8523 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8525 * ipa-inline.c (initial_insns, max_insns): Delete.
8526 (compute_max_insns): New function.
8527 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8528 of insns as base for code growth.
8529 (cgraph_decide_inlining): Make initial_insns local; do not compute
8531 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8532 * doc/invoke.texi (inline-unit-growth): Update docs.
8534 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8536 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8537 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8538 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8539 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8540 for CPUs that have PTA_CX16 set.
8543 * gimplify.c (omp_check_private): New function.
8544 (gimplify_scan_omp_clauses): Use it for
8545 firstprivate/lastprivate/reduction.
8548 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8549 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8552 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8553 If lower_lastprivate_clauses emits some statements, append them
8554 to dlist rather than body_p and to body_p append an initializer.
8555 (lower_omp_for): Adjust caller.
8557 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8559 * target.h (globalize_decl_name): New.
8560 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8561 * output.h (default_globalize_decl_name): New.
8562 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8564 (globalize_decl): Ditto.
8565 (default_globalize_decl_name): New.
8566 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8567 (ia64_handle_version_id_attribute): New.
8568 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8569 (ia64_asm_output_external): Use globalize_decl_name instead
8571 * doc/extend.texi (version_id): New pragma.
8572 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8574 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8576 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8577 _uleb128_t and _Unwind_SWord with _sleb128_t.
8578 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8579 uw_frame_state_for, uw_update_context_1): Likewise.
8580 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8581 * unwind-pe.h (read_uleb128, read_sleb128,
8582 read_encoded_value_with_base): Likewise.
8583 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8585 2007-01-24 Richard Guenther <rguenther@suse.de>
8587 * builtins.c (expand_builtin_cexpi): Get the fndecl
8588 for cexp in the correct way.
8590 2007-01-24 Jan Hubicka <jh@suse.cz>
8592 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8594 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8596 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8597 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8598 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8599 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8600 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8601 __SIZEOF_PTRDIFF_T__.
8602 * doc/cpp.texi: Documentation for the new builtin macros added.
8604 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8606 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8607 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8608 instead of operands[2] to avoid access past the end of array.
8610 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8612 * reload1.c (emit_reload_insns): Pass the reload register
8613 for a non-spill output reload through forget_old_reloads_1.
8615 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8617 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8618 _SOFT_DOUBLE if doubles use software floating-point.
8619 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8620 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8621 * config/rs6000/darwin-ldouble.c: Also compile functions for
8622 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8623 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8624 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8625 commented-out long double override.
8626 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8627 * config/rs6000/eabispe.h: Likewise.
8628 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8629 long double for non-SPE.
8630 (rs6000_handle_option): Likewise.
8631 (invalid_e500_subreg): Disallow more subregs involding DImode,
8632 DFmode, TImode or TFmode.
8633 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8635 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8637 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8638 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8640 (rs6000_legitimate_address): Also check for TFmode for E500
8642 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8643 (spe_build_register_parallel): Handle TFmode and TCmode.
8644 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8646 (function_arg): Handle TFmode and TCmode for E500 double.
8647 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8649 (print_operand): Handle TFmode and TImode for %y.
8650 (rs6000_generate_compare): Handle TFmode comparisons for E500
8652 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8653 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8654 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8655 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8656 TFmode for E500 double.
8657 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8658 (floatsidf2): Enable for E500 double.
8659 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8660 (extenddftf2): Change to extenddftf2_fprs.
8661 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8662 depending on TARGET_E500_DOUBLE.
8663 (extendsftf2): Enable for E500 double.
8664 (trunctfdf2): Enable for E500 double.
8665 (trunctfsf2): Change to trunctfsf2_fprs.
8666 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8667 depending on TARGET_E500_DOUBLE.
8668 (floatsitf2): Enable for E500 double.
8669 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8670 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8671 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8672 (negtf2): Change to negtf2_internal.
8673 (negtf2): New expander.
8674 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8675 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8676 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8677 (movdi_internal32): Use rs6000_nonimmediate_operand.
8678 (unnamed splitter): Likewise.
8679 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8680 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8681 (SPE64TF, DITI): New mode macros.
8682 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8685 (frob_<mode>_di_2): New.
8686 (frob_tf_di_8_2): New.
8687 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8689 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8691 (frob_ti_<mode>_8_2): New.
8692 (frob_ti_tf_2): New.
8693 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8694 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8696 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8697 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8698 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8699 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8700 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8701 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8704 2007-01-23 Ian Lance Taylor <iant@google.com>
8706 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8708 (OBJS-archive): Reformat, alphabetize.
8709 (OBJS): Change out_object_file to OBJS-md.
8711 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8714 JUMP_P and CALL_P predicates where applicable.
8715 * config/i386/i386.c: Ditto.
8716 * config/i386/i386.md: Ditto.
8717 * config/i386/mmx.md: Ditto.
8718 * config/i386/predicates.md: Ditto.
8720 2007-01-22 Andreas Schwab <schwab@suse.de>
8722 * config/m68k/m68k.h: Fix comment.
8724 2007-01-22 Jan Hubicka <jh@suse.cz>
8726 * passes.c (init_optimization_passes): Do not rerun
8727 pass_early_warn_uninitialized.
8729 2007-01-22 Richard Guenther <rguenther@suse.de>
8731 PR tree-optimization/30038
8732 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8734 (execute_cse_sincos_1): Likewise.
8735 (execute_cse_sincos): Likewise.
8736 (gate_cse_sincos): Likewise.
8737 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8738 the cexpi() canonicalization of sincos().
8739 * tree-pass.h (pass_cse_sincos): Declare.
8740 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8742 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8744 PR rtl-optimization/29329
8745 * combine.c (replaced_rhs_insn): Rename to i2mod.
8746 (replaced_rhs_value): Rename to i2mod_new_rhs.
8747 (i2mod_old_rhs): New global variable.
8748 (combine_instructions): Adjust for above change. Save a copy of
8749 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8750 note are substituted in the second instruction.
8751 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8752 ditch the note if it pertains to the second eliminated register
8753 and this register is mentioned in i2mod_old_rhs.
8756 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8758 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8759 the insn to which the note was originally attached.
8761 2007-01-21 Jan Hubicka <jh@suse.cz>
8763 * ipa-inline.c (inlining_mode): Comment, move up.
8764 (cgraph_decide_inlining_incrementally): Do not perform inlining
8765 itself; fix handling of flattening of self recursive functions.
8766 (cgraph_find_cycles): Remove.
8767 (cgraph_flatten_node): Remove.
8768 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8769 (try_inline): New function.
8770 (cgraph_early_inlining): Update call of
8771 cgraph_decide_inlining_incrementally. Apply inlining here.
8772 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8774 2007-01-21 Dirk Mueller <dmueller@suse.de>
8777 * tree-vrp.c (check_array_bounds): do not warn
8778 about ADDR_EXPR's of ARRAY_REF's which are immediately
8779 used in binary expressions.
8781 2007-01-21 Ira Rosen <irar@il.ibm.com>
8783 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8784 read_write_dep and macros for its access.
8785 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8786 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8787 argument, call vect_check_interleaving for every independent pair of
8788 data-refs. Mark loads that access the same memory location as a store
8790 (vect_check_dependences): Remove.
8791 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8792 call, fix the call to vect_analyze_data_ref_dependence.
8793 (vect_analyze_data_ref_access): For statements that access the same
8794 data-ref, check that they are not stores; for loads, check that there
8795 is no store that access the same location.
8797 2007-01-20 Roger Sayle <roger@eyesopen.com>
8798 Joseph Myers <joseph@codesourcery.com>
8800 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8801 (-fdump-rtl-stack): Likewise.
8802 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8803 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8804 (-mpt-fixed): Use @minus{} for minus sign.
8805 (Using Precompiled Headers): Fix under/overfull hbox.
8807 2007-01-20 Jan Hubicka <jh@suse.cz>
8809 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8810 place within annotation.
8812 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8814 * pa.c (output_move_double): Change array size of xoperands to 4.
8816 2007-01-20 Jan Hubicka <jh@suse.cz>
8818 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8821 2007-01-19 Ian Lance Taylor <iant@google.com>
8823 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8824 constant to unsigned HOST_WIDE_INT before negating.
8826 2007-01-19 Ian Lance Taylor <iant@google.com>
8828 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8830 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8831 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8832 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8833 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8834 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8835 (realloc_vdef, realloc_vuse): Change second parameter to
8837 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8839 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8840 unsigned. Change x and lim locals to unsigned.
8841 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8843 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8844 (copy_virtual_operands): Change i and n locals to unsigned.
8846 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8849 * builtins.c (fold_builtin_1): Handle builtin fdim.
8851 2007-01-20 Jan Hubicka <jh@suse.cz>
8853 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8854 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8855 init_alias_heapvars.
8856 (init_alias_heapvars): Initialize only when not already initialized.
8857 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8859 2007-01-19 Roger Sayle <roger@eyesopen.com>
8861 * common.opt (fsigned-zeros): New command line option.
8862 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8863 of flag_unsafe_math_optimizations.
8864 * opts.c (set_fast_math_flags): The -ffast-math command line option
8865 implies -fno-signed-zeros.
8866 (fast_math_flags_set_p): Likewise.
8868 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8869 the documentation of -ffast-math appropriately. Wrap long lines.
8871 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8873 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8874 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8876 2007-01-19 Tomas Bily <tbily@suse.cz>
8878 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8880 (tree_init_ic_make_global_vars): New function
8881 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8882 (tree_gen_ic_profiler): New function
8883 (tree_gen_ic_func_profiler): New function
8884 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8885 (tree_profile_hooks): Added hook for indirec/virtual calls
8886 * value-prof.c (tree_find_values_to_profile): New case for
8888 (tree_values_to_profile): Call for determining indirect/virtual
8890 (tree_indirect_call_to_profile): New function
8891 (tree_ic_transform): New function
8892 (tree_ic): New function
8893 (find_func_by_pid): New function
8894 (init_pid_map): New function
8895 (tree_value_profile_transformations): Added check for
8896 indirect/virtual call transformation
8897 * value-prof.h (enum hist_type): New counter type for
8898 indirect/virtual calls
8899 (profile_hooks): Added new hook for profiling indirect/virtual
8901 * profile.c (instrument_values): New case for indirect/virtual
8903 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8904 (GCOV_COUNTER_V_INDIR): New counter type
8905 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8906 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8908 * cgraph.c: Definition of cgraph_max_pid
8909 (cgraph_create_node): Default init of pid attribute
8910 * cgraph.h: Declaration of cgraph_max_pid
8911 (struct cgraph_node): Added pid attribute
8912 * libgcov.c (__gcov_indirect_call_profiler): New function
8913 (__gcov_one_value_profiler_body): New function
8914 (__gcov_one_value_profiler): Body was moved to
8915 __gcov_one_value_profiler_body and calls it
8917 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8919 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8920 * gengtype.c (write_types_data, write_func_for_structure,
8921 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8922 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8923 (walk_type, write_func_for_structure): Generate the mark_hook if
8926 2007-01-19 Jan Hubicka <jh@suse.cz>
8928 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8929 'early' argument take inlining mode argument specifying whether to
8930 inline for size/speeed or all functions; add support for flattening;
8932 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8934 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8937 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8938 the name of the declared identifier.
8940 2007-01-19 Dirk Mueller <dmueller@suse.de>
8942 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8943 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8944 duplicate evaluation.
8946 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8948 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8949 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8950 to XFMode, use acosxf2 and truncate result to requested mode.
8951 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8952 (asin<mode>2): Similarly, with asin expanders.
8953 (*fscalexf4_i387): Rename from *fscalexf4.
8954 (expNcorexf3): New expander.
8955 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8956 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8957 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8958 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8959 patterns for SSE math.
8960 (exp10<mode>2): Similarly, with exp10 expanders.
8961 (exp2<mode>2): Similarly, with exp2 expanders.
8962 (expm1<mode>2): Similarly, with expm1 expanders.
8963 (ldexp<mode>3): Similarly, with ldexp expanders.
8964 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8965 Use gen_truncxf<mode>2_i387_noop to truncate result.
8967 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8969 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8970 for ColdFire targets.
8972 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8973 Richard Sandiford <richard@codesourcery.com>
8975 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8976 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8977 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8978 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8979 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8980 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8982 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8984 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8985 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8986 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8987 (*adddi_dilshr32_cf): New pattern.
8988 (adddi3, subdi3): Remove first alternatives.
8990 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8992 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8993 implemented using move.l, do not use its cc result for floating-point
8996 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8998 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8999 from accepting 's' constraints if flag_pic.
9001 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9003 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9004 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9005 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9006 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9008 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9010 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9011 ColdFire alternatives.
9012 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9013 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9014 architectures that support ff1 instruction.
9016 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9017 Julian Brown <julian@codesourcery.com>
9019 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9020 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9021 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9024 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9026 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9028 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9029 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9030 HOST_WIDE_INT instead of an rtx.
9031 (m68k_rtx_costs): Update call accordingly.
9032 (output_move_const_into_data_reg): Likewise. Fix formatting.
9033 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9035 (output_move_simode_const): Update calls after above changes.
9036 Rework to use automatic variables and predicates like MEM_P.
9037 * config/m68k/m68k.md (pushexthisi_const): Update call to
9040 2007-01-19 Dirk Mueller <dmueller@suse.de>
9042 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9045 2007-01-19 Richard Guenther <rguenther@suse.de>
9047 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9048 via cexp in case sincos is not available.
9050 2007-01-19 Richard Guenther <rguenther@suse.de>
9052 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9053 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9054 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9055 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9056 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9057 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9058 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9059 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9061 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9065 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9066 (atan2xf3): Directly generate RTL pattern.
9067 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9068 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9069 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9070 disable patterns for SSE math.
9071 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9072 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9073 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9074 disable patterns for SSE math.
9076 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9078 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9080 2007-01-18 Roger Sayle <roger@eyesopen.com>
9082 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9083 VIEW_CONVERT_EXPR to the same type as it's operand.
9085 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9087 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9088 configured for long double 128.
9090 2007-01-18 Mike Stump <mrs@apple.com>
9092 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9095 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9097 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9100 2007-01-18 Jan Hubicka <jh@suse.cz>
9102 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9103 greater than NUM_VOP_FREE_BUCKETS.
9105 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9107 * tree-ssa-structalias.c: Update comments.
9108 (ptabitmap_obstack): Removed.
9110 (oldpta_obstack): Ditto.
9111 (stats): Add a few members.
9112 (struct variable_info): Remove node, complex, address_taken, and
9113 indirect_target members. Add oldsolution member.
9114 (new_var_info): Do not initialize removed members.
9115 (constraint_expr_type): Remove INCLUDES.
9116 (constraint_graph): Add size, implicit_preds, rep,
9117 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9118 (FIRST_REF_NODE): New macro.
9119 (LAST_REF_NODE): Ditto.
9120 (FIRST_ADDR_NODE): Ditto.
9121 (find): New function.
9123 (dump_constraint): Do not handle INCLUDES.
9124 (insert_into_complex): Do not insert duplicate constraints.
9125 (condense_varmap_nodes): Renamed and rewritten into ...
9126 (merge_node_constraints): This. Also fix bug in handling of
9127 offseted copy constraints.
9128 (clear_edges_for_node): No longer need to deal with preds at all,
9129 or removing associated preds/succs.
9130 (merge_graph_nodes): Deal with indirect_cycles.
9131 Don't deal with predecessors.
9132 (add_implicit_graph_edge): New function.
9133 (add_pred_graph_edge): Ditto.
9134 (add_graph_edge): Don't deal with predecessors.
9135 (build_constraint_graph): Removed.
9136 (build_pred_graph): New function.
9137 (build_succ_graph): Ditto.
9138 (struct scc_info): Removed in_component. Added roots, dfs, and
9139 node_mapping. Remove visited_index, unification_queue.
9140 (scc_visit): Deal with union-find we do now.
9141 Deal with cycles with REF nodes.
9142 (collapse_nodes): Renamed and rewritten to ...
9143 (unify_nodes): This.
9144 (process_unification_queue): Removed.
9145 (topo_visit): Cleanup
9146 (do_da_constraint): Use find.
9147 (do_sd_constraint): Ditto.
9148 (do_ds_constraint): Ditto.
9149 (do_complex_constraint): Ditto.
9150 (init_scc_info): Update for removed and added members.
9151 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9152 (find_indirect_cycles): This.
9153 (equivalence_class): New variable.
9154 (label_visit): New function.
9155 (perform_variable_substitution): Rewritten.
9156 (free_var_substitution_info): New function.
9157 (find_equivalent_node): Ditto.
9158 (move_complex_constraints): Ditto.
9159 (eliminate_indirect_cycles): Ditto.
9160 (solve_graph): Only propagate changed bits.
9161 Use indirect cycle elimination.
9163 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9164 (tree_id_eq): Renamed to ...
9165 (tree_vi_eq): This. Update for member change
9166 (insert_id_for_tree): Renamed and rewritten to ...
9167 (insert_vi_for_tree): This.
9168 (lookup_id_for_tree): Renamed and rewritten to ...
9169 (lookup_vi_for_tree): This.
9170 (get_id_for_tree): Renamed and rewritten to ...
9171 (get_vi_for_tree): Ditto.
9172 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9173 (process_constraint): Don't handle INCLUDES.
9174 Remove special ADDRESSOF case.
9175 (find_func_aliases): Rewrite to use vi functions instead of id
9177 (create_function_info_for): Ditto.
9178 (create_variable_info_for): Ditto.
9179 (intra_create_variable_infos): Ditto.
9180 (merge_smts_into): Ditto.
9181 (find_what_p_points_to): Ditto.
9182 (init_base_vars): Ditto.
9183 (init_alias_vars): Ditto.
9184 (remove_preds_and_fake_succs): New function.
9185 (dump_sa_points_to_info): Dump new stats.
9186 (dump_solution_for_var): Use find.
9187 (set_used_smts): Fix formatting.
9188 (compute_points_to_sets): Updated for new functions.
9189 (ipa_pta_execute): Ditto.
9191 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9192 Richard Sandiford <richard@codesourcery.com>
9194 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9196 * calls.c (expand_call): If the return value is a PARALLEL,
9197 extract its first member.
9198 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9199 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9200 use FUNCTION_EXTRA_EPILOGUE.
9201 (m68k_function_value): Return a PARALLEL if the return value
9202 is of a pointer type.
9203 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9204 (FUNCTION_EXTRA_EPILOGUE): Remove.
9205 * config/m68k/m68k.md (D0_REG): New constant.
9207 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9209 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9210 output a NOP for empty epilogues.
9212 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9214 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9215 before function. Extend register save check to include all
9216 registers, not just integer ones.
9218 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9220 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9221 (m68k_use_return_insn): ...this.
9222 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9223 * config/m68k/m68k.c (use_return_insn): Rename to...
9224 (m68k_use_return_insn): ...this.
9225 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9228 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9230 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9231 nearest even, fix denormal rounding overflow.
9233 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9235 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9236 f%$smove and f%$move.
9237 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9238 (extendsfdf2_cf): Use fdmove instead of f%&move.
9239 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9240 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9244 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9249 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9250 (coldfire_single_format): Declare.
9251 (coldfire_double_format): Likewise.
9252 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9253 of qnan_msb_set to determine the lower bits of a canonical
9255 (encode_ieee_double): Likewise.
9256 (encode_ieee_quad): Likewise.
9257 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9258 (mips_single_format): Likewise.
9259 (ieee_double_format): Likewise.
9260 (mips_double_format): Likewise.
9261 (ieee_extended_motorola_format): Likewise.
9262 (ieee_extended_intel_96_format): Likewise.
9263 (ieee_extended_intel_128_format): Likewise.
9264 (ieee_extended_intel_96_round_53_format): Likewise.
9265 (ibm_extended_format): Likewise.
9266 (mips_extended_format): Likewise.
9267 (ieee_quad_format): Likewise.
9268 (mips_quad_format): Likewise.
9269 (vax_f_format): Likewise.
9270 (vax_d_format): Likewise.
9271 (vax_g_format): Likewise.
9272 (i370_single_format): Likewise.
9273 (i370_double_format): Likewise.
9274 (decimal_single_format): Likewise.
9275 (decimal_double_format): Likewise.
9276 (decimal_quad_format): Likewise.
9277 (c4x_single_format): Likewise.
9278 (c4x_extended_format): Likewise.
9279 (real_internal_format): Likewise.
9280 (coldfire_single_format): New real_format.
9281 (coldfire_double_format): Likewise.
9282 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9283 canonical_nan_lsbs_set.
9284 (pdp11_d_format): Likewise.
9285 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9286 if TARGET_COLDFIRE_CPU.
9288 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9290 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9291 (output_call, m68k_legitimize_call_address): Declare.
9292 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9293 parenthesees. Add support for a 'W' constraint.
9294 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9295 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9296 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9297 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9299 (override_options): Initialize them. Do not set flag_no_function_cse
9300 for TARGET_ID_SHARED_LIBRARY.
9301 (m68k_output_pic_call): Delete.
9302 (m68k_legitimize_call_address): New function.
9303 (print_operand): Remove the %o prefix. Handle the %p prefix.
9304 (output_call): New function.
9305 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9306 target address from the GOT if symbolic jumps are not allowed.
9307 * config/m68k/m68k.md (call, general_operand): Do not set
9308 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9309 Merge separate flag_pic and !flag_pic define_insns into...
9310 (*call, *call_value): ...these new patterns. Match the address
9311 rather than the containing MEM and require it to be a call_operand.
9312 Use output_call to generate the asm template.
9313 * config/m68k/predicates.md (const_call_operand): New predicate.
9314 (call_operand): Likewise.
9316 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9318 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9319 (STACK_GROWS_DOWNWARD): Define to 1.
9320 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9321 comments, emphasizing that these values are only defaults.
9322 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9323 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9325 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9327 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9329 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9330 Richard Sandiford <richard@codesourcery.com>
9332 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9333 (FP_REGNO_P): New macros.
9334 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9335 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9336 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9337 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9339 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9341 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9342 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9344 * config/m68k/t-floatlib: New file, extracting common code from...
9345 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9346 * config/m68k/t-uclinux: Here.
9347 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9348 routines on ColdFire targets.
9350 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9352 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9353 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9354 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9355 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9356 explicitly set MOTOROLA to 1.
9357 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9359 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9360 Nathan Sidwell <nathan@codesourcery.com>
9362 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9363 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9364 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9365 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9366 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9367 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9368 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9369 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9370 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9371 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9372 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9373 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9374 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9375 (DBX_REGISTER_NUMBER): Delete.
9376 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9377 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9378 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9380 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9382 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9383 * config/flat.h: New file.
9384 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9386 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9387 indirect references for -msep-data or -mid-shared-library.
9388 Do not use PC-relative code addresses either.
9389 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9391 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9392 for shared libraries and crt1.o for executables. Use crti.o and
9394 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9395 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9396 Do not add -elf2flt or -shared-lib-id options here.
9397 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9398 Pass -shared-lib-id if -mid-shared-library, taking the library
9399 identifier from -mshared-library-id if given, otherwise
9401 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9402 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9403 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9404 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9405 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9406 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9408 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9409 jump sequence for ISA A and ISA A+.
9410 (PICJUMP): Likewise.
9412 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9414 * config.gcc (m68k-*-uclinux*): Base the port on the common
9415 and m68k GNU/Linux files rather than on the generic ELF ones.
9416 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9417 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9419 2007-01-18 Julian Brown <julian@codesourcery.com>
9420 Richard Sandiford <richard@codesourcery.com>
9422 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9423 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9424 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9426 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9428 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9430 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9432 * doc/install.texi: Document m68k-uclinuxoldabi.
9433 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9434 * config/m68k/uclinux-oldabi.h: New file, copied from
9435 config/m68k/uclinux.h.
9437 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9439 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9440 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9441 (m32r_compute_frame_size): Use unsigned for regno.
9442 (m32r_reload_lr): Use gen_frame_mem.
9444 (m32r_output_function_epilogue): Don't output the function epilogue
9446 (m32r_expand_epilogue): New.
9447 (direct_return): Return false if the function has the interrupt
9449 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9450 * config/m32r/m32r.md (epilogue): New expander.
9451 (return_lr, return_rte): New insns.
9452 (return): Make it expander.
9453 (return_normal): New expander.
9455 2007-01-18 Josh Conner <jconner@apple.com>
9458 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9459 support for UNLE, UNLT, UNGE, and UNGT.
9461 2007-01-18 Jan Hubicka <jh@suse.cz>
9463 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9464 * tree-tailcall (add_virtual_phis): Likewise.
9465 (optimize_tail_call): Return TODOs.
9466 (execute_tail_calls): Return TODOs.
9467 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9468 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9470 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9471 Cleanup cfg using TODO.
9472 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9473 * passes.c (execute_function_todo): When cleanup did something, remove
9475 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9476 (make_edges): Don't cleanup_cfg.
9478 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9480 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9481 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9482 operate on the top of stack.
9483 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9484 register handling of instructions that output to the second
9486 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9487 (move_for_stack_reg): Special-case check for dead destination
9488 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9490 * config/i386/i386.md (UNSPEC_TAN): New constant.
9491 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9492 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9493 to correctly model move of constant 1.0 to top stack slot.
9494 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9495 (unnamed peephole2 pattern): Remove corresponding peephole2
9496 pattern that optimizes tan insn and loading of constant 1.0.
9497 (tanxf2): Use fptanxf4_i387.
9498 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9499 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9500 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9501 disable patterns for SSE math.
9502 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9503 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9505 2007-01-18 Dirk Mueller <dmueller@suse.de>
9506 Richard Guenther <rguenther@suse.de>
9509 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9510 * common.opt (Warray-bounds): Add new warning option.
9511 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9513 * Makefile.in: make tree-vrp.o depend on toplev.h
9514 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9516 (check_array_refs, check_array_bounds, check_array_ref): New.
9518 2007-01-18 Jan Hubicka <jh@suse.cz>
9520 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9521 (execute_ssa_ccp): Return flags conditionally.
9522 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9524 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9526 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9528 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9529 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9531 * Makefile.c (GTFILES): Add cfglayout.h.
9532 * gengtype.c (open_base_files): Likewise.
9533 * cfglayout.c (cfg_layout_function_footer,
9534 cfg_layout_function_header) Reindent to make gengtype happy.
9535 * cfglayout.h (cfg_layout_function_footer,
9536 cfg_layout_function_header): Add GTY(()) marker.
9538 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9540 2007-01-18 Ben Elliston <bje@au.ibm.com>
9542 * genautomata.c (write_automata): Include xstrerror output in the
9543 error message if writing the DFA description file fails.
9545 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9547 * config/mips/mips-protos.h (mips_output_external): Make it
9549 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9550 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9551 (extern_list): Likewise.
9552 (extern_head): Likewise.
9553 (TARGET_ASM_FILE_END): Likewise.
9554 (mips_file_end): Likewise.
9555 (mips_output_external): Rewritten.
9557 2007-01-18 Ben Elliston <bje@au.ibm.com>
9559 * genpreds.c (write_insn_preds_c): Only write out the function
9560 body for regclass_for_constraint if we have register constraints.
9562 2007-01-17 Tom Tromey <tromey@redhat.com>
9564 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9565 * doc/install.texi (Testing): Use sourceware.org.
9566 (Binaries): Likewise.
9567 (Specific): Likewise.
9568 * doc/contrib.texi (Contributors): Use sourceware.org.
9570 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9572 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9573 (AVR_ENHANCED): Rename to ...
9574 (AVR_HAVE_MUL): ... new.
9575 (avr_enhanced_p): Rename to ...
9576 (avr_have_mul_p): ... new.
9577 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9578 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9579 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9580 (avr_have_mul_p): ... new.
9581 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9582 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9583 'avr_enhanced_p' and 'enhanced'.
9584 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9585 AVR_HAVE_MUL instead of AVR_ENHANCED.
9586 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9587 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9588 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9589 instead of AVR_ENHANCED.
9590 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9591 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9592 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9594 2007-01-17 Ian Lance Taylor <iant@google.com>
9596 * vec.h (VEC_reserve_exact): Define.
9597 (vec_gc_p_reserve_exact): Declare.
9598 (vec_gc_o_reserve_exact): Declare.
9599 (vec_heap_p_reserve_exact): Declare.
9600 (vec_heap_o_reserve_exact): Declare.
9601 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9603 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9605 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9606 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9607 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9608 * vec.c (calculate_allocation): Add exact parameter. Change all
9610 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9611 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9612 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9613 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9614 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9615 (vec_heap_p_reserve_exact): New function.
9616 (vec_heap_o_reserve_exact): New function.
9618 2007-01-17 Jan Hubicka <jh@suse.cz>
9620 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9622 2007-01-17 Eric Christopher <echristo@apple.com>
9624 * config.gcc: Support core2 processor.
9626 2007-01-16 Jan Hubicka <jh@suse.cz>
9628 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9629 the names, just unlink the chain so we don't crash on dangling pointers
9632 2007-01-16 Jan Hubicka <jh@suse.cz>
9634 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9635 * tree-pass.h: Reorder to make IPA passes appear toegher.
9636 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9637 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9638 parameters, do not call early inliner.
9639 * ipa-inline.c: Update comments. Include tree-flow.h
9640 (cgraph_decide_inlining): Do not compute inlining parameters.
9641 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9642 be called with function context set up.
9643 (pass_ipa_inline): Remove unreachable functions before pass.
9644 (cgraph_early_inlining): Simplify assuming to be called from the
9646 (pass_early_inline): New pass.
9647 (cgraph_gate_ipa_early_inlining): New gate.
9648 (pass_ipa_early_inline): Turn into simple wrapper.
9649 (compute_inline_parameters): New function.
9650 (gate_inline_passes): New gate.
9651 (pass_inline_parameters): New pass.
9652 (apply_inline): Move here from tree-optimize.c
9653 (pass_apply_inline): New pass.
9654 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9656 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9658 (tree_function_versioning): Do not allocate dummy struct function.
9659 * tree-inline.h (optimize_inline_calls): Update prototype.
9660 * tree-optimize.c (execute_fixup_cfg): Export.
9661 (pass_fixup_cfg): Remove
9662 (tree_rest_of_compilation): Do not apply inlines.
9663 * tree-flow.h (execute_fixup_cfg): Declare.
9664 * Makefile.in (gt-passes.c): New.
9665 * passes.c: Include gt-passes.h
9666 (init_optimization_passes): New passes.
9667 (nnodes, order): New static vars.
9668 (do_per_function_toporder): New function.
9669 (execute_one_pass): Dump current pass here.
9670 (execute_ipa_pass_list): Don't dump current pass here.
9672 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9674 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9675 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9677 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9679 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9680 (strong_alias): Define.
9681 (__gcc_qmul): Provide non-FMA for soft-float.
9687 (__gcc_qunord): New.
9697 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9698 soft-float functions.
9699 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9700 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9701 about long double soft float.
9703 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9704 Tehila Meyzels <tehila@il.ibm.com>
9706 * tree-vectorizer.h (is_pattern_stmt_p): New.
9707 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9708 formatting (tabs instead of spaces). Cleanup and clarify setting
9709 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9710 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9711 (vectorizable_type_demotion): Check that types are integral.
9712 (vectorizable_type_promotion): Likewise.
9713 (vectorizable_store): Fix typo. Eliminate new-line at end of
9716 2007-01-16 Jan Hubicka <jh@suse.cz>
9718 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9721 2007-01-15 Eric Christopher <echristo@apple.com>
9723 * ifcvt.c: Include vec.h, vecprim.h.
9724 (check_cond_move_block): New argument regs.
9725 Reorganize. Add registers used to regs.
9726 (cond_move_process_if_block): Use regs set above as
9729 2007-01-15 Eric Christopher <echristo@apple.com>
9731 * config/darwin.h: Update copyright.
9732 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9733 (LINK_COMMAND_SPEC): Add -u.
9734 (LINK_SPEC): Fix umbrella for above.
9736 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9738 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9741 2007-01-15 Tom Tromey <tromey@redhat.com>
9743 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9744 * doc/install.texi (Testing): Don't mention jacks.
9745 (Configuration): Document --enable-java-maintainer-mode. Move
9746 --with-java-home to libgcj-specific section. Document
9748 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9750 2007-01-15 Jan Hubicka <jh@suse.cz>
9752 * tree-ssa-dce.c (DCE_TODOs): New.
9753 (propagate_necessity): Return if something changed.
9754 (eliminate_unnecessary_stmts): Likewise.
9755 (perform_tree_ssa_dce): Return TODO flags when needed.
9756 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9758 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9760 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9761 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9762 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9763 patterns using X87MODEF12 mode macro. Extend operand 1
9764 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9765 (log10<mode>2): Ditto.
9766 (log2<mode>2): Ditto.
9767 (log1p<mode>2): Ditto.
9768 (logb<mode>2): Ditto.
9769 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9770 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9771 (*fxtractxf3_i387): Rename from *fxtractxf3.
9772 (fxtract_extend<mode>xf3_i387): New insn pattern.
9773 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9774 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9775 and gen_fyl2xxf3_i387().
9777 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9779 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9780 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9781 get_loop_exit_edges. Changed return type to bool.
9782 * cfgloop.h (fix_loop_placement): Declaration removed.
9784 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9786 * param.h (MIN_VECT_LOOP_BOUND): New.
9787 * params.def (MIN_VECT_LOOP_BOUND): New.
9788 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9789 argument - minimum threshold for number of iterations.
9790 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9791 argument to declaration.
9792 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9793 MIN_VECT_LOOP_BOUND.
9794 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9795 slpeel_tree_peel_loop_to_edge with additional argument.
9796 (vect_do_peeling_for_alignment): Likewise.
9797 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9799 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9805 2007-01-14 Jan Hubicka <jh@suse.cz>
9807 * tree-dfa.c (remove_referenced_var): New function.
9808 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9809 prune referenced vars list too.
9810 * tree-flow.h (remove_referenced_var): Declare.
9812 2007-01-14 Jan Hubicka <jh@suse.cz>
9814 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9816 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9817 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9818 * except.h (verify_eh_throw_table_statements): Kill prototype.
9819 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9820 into call exrepssions.
9821 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9823 * tree-cfg.c: Include pointer-set.h.
9824 (verify_node_sharing): Work on pointer set.
9825 (verify_eh_throw_stmt_node): New.
9826 (verify_stmts): Use pointers sets, verify throw_stmt.
9828 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9830 * ipa-reference.c (analyze_function): Consider also addresses taken
9833 2007-01-12 Roger Sayle <roger@eyesopen.com>
9835 * c-typeck.c (null_pointer_constant_p): Replace use of
9836 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9837 (build_c_cast): Likewise.
9839 2007-01-12 Roger Sayle <roger@eyesopen.com>
9841 * tree.h (force_fit_type_double): Remove unused final argument.
9842 * c-common.c (constant_expression_warning): Replace use of
9843 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9844 (convert_and_check): Likewise.
9845 (shorten_compare): Update call to force_fit_type_double.
9846 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9847 * convert.c (convert_to_pointer): Update call to
9848 force_fit_type_double.
9849 * fold-const.c (force_fit_type_double): Remove overflowed_const
9851 (int_const_binop, fold_convert_const_int_from_int,
9852 fold_convert_const_int_from_real, fold_div_compare,
9853 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9854 fold_abs_const, fold_not_const): Remove the final argument from
9855 calls to force_fit_type_double.
9857 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9859 * configure.ac: Set insn to "nop" for spu-*-* also.
9860 * configure: Regenerate.
9862 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9864 * builtins.def : Add BUILT_IN_FREE.
9866 2007-01-12 Jan Hubicka <jh@suse.cz>
9868 PR tree-optimization/30443
9869 * tree-inline.c (tree_function_versioning): Do not optimize when
9870 cloning for inlining.
9872 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9874 * doc/loop.texi: Document recording of loop exits.
9875 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9876 (update_single_exits_after_duplication,
9877 update_single_exit_for_duplicated_loop,
9878 update_single_exit_for_duplicated_loops): Removed.
9879 (duplicate_loop_to_header_edge): Do not call
9880 update_single_exits_after_duplication and
9881 update_single_exit_for_duplicated_loops.
9882 (loop_version): Do not update single_exit information.
9883 (fix_loop_structure): Use record_loop_exits instead of
9884 mark_single_exit_loops.
9885 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9886 the lists of loop exits.
9887 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9888 split_edge, merge_blocks): Update the lists of loop exits.
9889 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9890 loop_optimizer_init.
9891 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9892 of mark_single_exit_loops.
9893 (loop_optimizer_finalize): Call release_recorded_exits.
9894 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9895 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9896 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9897 update single exit information.
9898 * lambda-code.c (perfect_nestify): Ditto.
9899 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9900 (mark_single_exit_loops): Removed.
9901 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9902 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9903 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9905 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9906 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9907 (verify_loop_structure): Verify consistency of the exit lists.
9908 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9909 (set_single_exit): Removed.
9910 * cfgloop.h (struct loop_exit): New function.
9911 (struct loop): single_exit_ field replaced by exits field.
9912 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9913 (struct loops): Added exits hash.
9914 (mark_single_exit_loops, set_single_exit): Declaration removed.
9915 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9917 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9919 * doc/invoke.texi: Avoid use of @headitem.
9921 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9923 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9925 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9927 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9930 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9931 Richard Sandiford <richard@codesourcery.com>
9933 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9934 * config/m68k/m68k.opt: Resort options.
9935 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9937 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9938 Richard Sandiford <richard@codesourcery.com>
9940 * doc/invoke.texi: Document the macros that are defined by
9941 m68k's -mtune and -mhard-float options.
9942 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9943 (m68k_cpp_cpu_family): Likewise.
9944 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9945 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9946 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9947 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9948 (m68k_cpp_cpu_family): Likewise.
9950 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9952 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9953 macros besides mc68000 as tuning macros. Use a switch statement
9954 to set them and mcpu32.
9956 2007-01-12 Julian Brown <julian@codesourcery.com>
9958 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9959 (TARGET_68040_ONLY): Rename to...
9960 (TARGET_68040): ...this.
9961 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9962 * config/m68k/m68k.md: Likewise.
9964 2007-01-12 Julian Brown <julian@codesourcery.com>
9965 Nathan Sidwell <nathan@codesourcery.com>
9966 Richard Sandiford <richard@codesourcery.com>
9968 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9969 the -mcpu= argument associated with the --with-cpu setting.
9970 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9971 if different from the one implied by the -mcpu setting.
9972 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9973 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9974 * doc/invoke.texi: Mention ColdFire in the introduction to the
9975 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9976 -mno-div and -mhard-float options. Make -m68881 a synonym for
9977 -mhard-float. Document the previously-undocumented -m5206e,
9978 -m528x, -m5307 and -m5407 options. Tweak the existing option
9979 documentation for consistency.
9980 * doc/install.texi: Mention new --with-cpu arguments.
9981 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9982 default CPU if neither -mcpu nor -march are specified.
9983 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9984 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9985 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9986 using m68k_tune to decide between families that implement the
9987 same ISA. Use m68k_tune to set __mcfv4e__.
9988 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9989 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9990 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9991 (FL_ISA_C, FL_ISA_MMU): New macros.
9992 (MASK_COLDFIRE): Delete.
9993 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9994 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9995 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9996 (TARGET_HARD_FLOAT): Do not define here.
9997 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9998 (TUNE_68000): New macro.
9999 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10000 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10001 (TUNE_CFV2): Redefine in terms of m68k_tune.
10002 (uarch_type, target_device, fpu_type): New enums.
10003 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10004 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10005 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10006 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10007 (FL_FOR_isa_c): New macros.
10008 (m68k_isa): New enum.
10009 (m68k_target_selection): New structure.
10010 (all_devices, all_isas, all_microarchs): New tables.
10011 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10012 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10013 (MASK_ALL_CPU_BITS): Delete.
10014 (m68k_find_selection): New function.
10015 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10016 Map the legacy target options to a combination of the new ones.
10017 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10018 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10019 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10021 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10022 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10024 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10025 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10026 * config/m68k/m68k-devices.def: New file.
10028 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10029 Nathan Sidwell <nathan@codesourcery.com>
10031 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10032 (SUBTARGET_EXTRA_SPECS): New macros.
10033 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10034 use %(asm_cpu_spec) instead.
10035 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10036 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10037 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10038 (EXTRA_SPECS): Rename to...
10039 (SUBTARGET_EXTRA_SPECS): ...this.
10041 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10042 Richard Sandiford <richard@codesourcery.com>
10043 Julian Brown <julian@codesourcery.com>
10045 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10046 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10047 to the configuration's default CPU.
10048 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10049 Remove default masks.
10050 (m680[012]0-*-*): Set the default with_cpu to the first part of
10052 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10053 (m68k*-*-linux): Extend the --with-cpu handling to...
10054 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10055 and m68010. Don't set target_cpu_default2.
10056 * doc/install.texi: Document --with-cpu for m68k.
10057 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10058 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10059 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10060 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10061 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10062 (ASM_SPEC): Remove use of %(asm_cpu_default).
10063 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10064 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10065 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10066 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10067 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10068 (TARGET_DEFAULT): Delete.
10069 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10070 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10071 (CPP_CPU_SPEC): Delete.
10072 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10073 the appropriate string.
10074 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10075 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10076 (ASM_SPEC): Don't use %(asm_default_spec).
10077 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10078 TARGET_DEFAULT and add MASK_68881.
10079 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10081 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10083 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10084 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10085 MASK_68010 alongside MASK_68020.
10086 * doc/invoke.texi: Document -m68010.
10087 * config/m68k/m68k.opt (m68010): New.
10088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10090 (TUNE_68010): New macro.
10091 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10092 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10093 (M68K_CPU_m68332): Add MASK_68010.
10094 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10095 fallback definition.
10096 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10098 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10099 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10100 to all entries that use MASK_68020.
10101 (output_move_simode_const, output_move_himode, output_move_qimode)
10102 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10103 instead of TARGET_68020 to select clr behavior. Remove comment
10104 about there being no TARGET_68010.
10105 * config/m68k/m68k.md: Likewise throughout.
10107 2007-01-12 Julian Brown <julian@codesourcery.com>
10109 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10110 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10111 * config/m68k/m68k.md: Likewise.
10113 2007-01-12 Julian Brown <julian@codesourcery.com>
10115 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10116 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10118 2007-01-12 Julian Brown <julian@codesourcery.com>
10120 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10121 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10122 * config/m68k/m68k.md: Likewise.
10124 2007-01-12 Julian Brown <julian@codesourcery.com>
10125 Richard Sandiford <richard@codesourcery.com>
10127 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10128 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10129 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10131 (TARGET_CPU32): Rename to...
10132 (TUNE_CPU32): ...this.
10133 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10134 (TUNE_CFV2): New macros.
10135 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10136 remove conditions that are implied by TARGET_68020.
10137 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10138 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10139 (m68k_output_function_epilogue): Likewise.
10140 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10141 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10142 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10143 non-68000 timings. Refactor multiplication and division costs.
10144 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10145 TUNE_CPU32 instead of TARGET_CPU32.
10146 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10147 and TUNE_68060 instead of TARGET_68060.
10148 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10149 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10151 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10152 && !TARGET_COLDFIRE" to choose between moveq and clr.
10153 Likewise in the unnamed movsf pattern.
10154 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10155 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10158 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10160 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10161 of tabbing before backslashes.
10163 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10165 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10166 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10167 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10169 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10171 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10172 find_interesting_uses_cond.
10173 (find_interesting_uses_cond): Use extract_cond_operands.
10174 (rewrite_use_compare): Use extract_cond_operands and
10175 force_gimple_operand_bsi. Do not call update_stmt.
10176 (determine_use_iv_cost_condition): Use extract_cond_operands.
10177 Return cheaper of using original bound and changing the exit bound.
10179 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10181 PR tree-optimization/29516
10182 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10183 most_expensive_mult_to_index, addr_to_parts,
10184 create_mem_ref, maybe_fold_tmr): Make the type of
10185 fields of TARGET_MEM_REF sizetype.
10186 (move_fixed_address_to_symbol, move_pointer_to_base):
10188 * tree.def (TARGET_MEM_REF): Add comment on types of
10191 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10193 * c-common.c (vector_types_convertible_p): Treat opaque types as
10194 always convertible if they have the same size, but not otherwise.
10196 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10198 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10199 Remove the b_unconditional field.
10200 (noce_try_sign_mask): Do not look at b_unconditional.
10201 (noce_process_if_block): Do not use merge_if_blocks. Update
10202 the CFG here. Do not set b_unconditional.
10203 (cond_move_process_if_block): Likewise.
10204 (find_cond_trap): Likewise.
10205 (check_cond_move_block): Require simple jump insns at the end
10206 of the basic block.
10208 2007-01-11 Jan Hubicka <jh@suse.cz>
10210 PR tree-optimization/1046
10211 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10212 when alias info is not ready.
10213 (pass_tail_recursion): Do not require aliasing.
10214 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10215 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10216 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10217 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10218 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10219 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10220 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10222 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10223 When aliasing is not build, mark statement as volatile.
10225 2007-01-11 Tom Tromey <tromey@redhat.com>
10227 PR preprocessor/15185, PR preprocessor/20989:
10228 * doc/cppopts.texi <-MT>: Update description of algorithm for
10229 computing default target.
10230 <-M, -MD>: Reword "basename" text.
10232 2007-01-11 Roger Sayle <roger@eyesopen.com>
10234 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10235 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10236 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10237 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10238 fold_builtin_bswap, real_constp, fold_builtin_pow,
10239 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10240 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10241 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10242 * convert.c (convert_to_pointer): Likewise.
10243 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10244 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10245 const_binop, fold_convert_const_int_from_int,
10246 fold_convert_const_int_from_real,
10247 fold_convert_const_real_from_real, sign_bit_p,
10248 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10249 fold_sign_changed_comparison, fold_unary, fold_comparison,
10250 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10251 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10252 * print-tree.c (print_node_brief, print_node): Likewise.
10253 * stor-layout.c (place_field, layout_type): Likewise.
10254 * tree-chrec.c (keep_cast): Likewise.
10255 * tree.c (build_vector, build_real, build_real_from_int_cst,
10256 build_complex): Likewise.
10258 2007-01-11 Roger Sayle <roger@eyesopen.com>
10260 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10261 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10263 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10265 * configure.ac (strict1_warn): Rename to strict_warn.
10266 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10267 cc_set_by_configure, quoted_cc_set_by_configure,
10268 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10269 all_boot_languages, all_stagestuff): Remove.
10270 (target_list): Remove bootstrap targets.
10271 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10272 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10273 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10274 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10275 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10276 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10277 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10278 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10279 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10280 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10281 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10282 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10283 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10284 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10285 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10286 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10287 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10288 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10289 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10290 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10291 (mostlyclean): Adjust.
10292 (clean, distclean): Don't mention bootstrap stuff.
10293 * configure: Regenerate.
10294 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10295 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10296 treelang/config-lang.in (stagestuff): Remove.
10297 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10298 stageprofile, stagefeedback, stagestuff): Remove mention.
10300 2007-01-11 Nick Clifton <nickc@redhat.com>
10302 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10304 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10305 (mcore_arith_K_S_operand): Run the test for the S constraint not
10306 the test for the M constraint.
10307 (mcore_addsub_operand): Do not accept integer values that are
10308 larger than 32 bits.
10309 * config/mcore/mcore.md: Remove unused constraints from split.
10310 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10311 (addsi3): Likewise.
10312 (allocate_stack): Likewise.
10313 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10314 operands to 32 bits.
10315 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10317 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10318 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10319 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10320 mcore_output_bclri, mcore_output_andn, output_inline_const,
10321 mcore_output_move, mcore_output_movedouble): Likewise.
10322 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10323 (output_inline_const): Likewise.
10324 (output_inline_const): Fix format strings used in sprintf
10326 * config/mcore/mcore-protos.h: Update prototypes for changed
10327 functions in mcore.c.
10328 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10329 HOST_WIDE_INT and not int.
10330 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10331 CONST_OK_FOR_N): Likewise.
10332 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10333 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10336 2007-01-10 Jan Hubicka <jh@suse.cz>
10338 * tree-vrp.c (remove_range_assertions): Release defs.
10339 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10340 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10342 2007-01-10 Paul Brook <paul@codesourcery.com>
10344 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10345 * config/arm/arm.md (mulsi3subsi): New insn.
10347 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10349 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10350 (tree_transform_and_unroll_loop): New.
10351 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10354 2007-01-10 Robert Kennedy <jimbob@google.com>
10356 * fold-const.c (fold_comparison): Fold comparisons like (x *
10357 1000 < 0) to (x < 0).
10359 2007-01-10 Ian Lance Taylor <iant@google.com>
10361 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10362 operands have the same priority.
10364 2007-01-10 Tom Tromey <tromey@redhat.com>
10366 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10367 (fold_binary): Likewise.
10368 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10369 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10370 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10371 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10372 * langhooks.h (struct lang_hooks): Removed field
10373 'can_use_bit_fields_p'.
10375 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10377 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10379 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10381 * function.c (get_last_funcdef_no): New function.
10382 * function.h (get_last_funcdef_no): Declare.
10383 * tree-inline.c (initialize_cfun): Add initialization.
10384 (tree_function_versioning): Cleanup.
10386 2007-01-10 Jan Hubicka <jh@suse.cz>
10388 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10391 2007-01-10 Sa Liu <saliu@de.ibm.com>
10392 Ben Elliston <bje@au.ibm.com>
10394 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10395 for SAVE_NONLOCAL and Pmode for any other save level.
10396 * spu-protos.h (spu_restore_stack_block): Declare.
10397 * spu.md (save_stack_block): Remove.
10398 (restore_stack_block): Call spu_restore_stack_block.
10399 * spu.c (spu_restore_stack_block): New function.
10400 (spu_expand_epilogue): Remove old comment.
10402 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10404 PR tree-optimization/30322
10405 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10406 (cand_value_at): Return the value as aff_tree.
10407 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10408 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10409 aff_combination_mult): New functions.
10410 (aff_combination_add): Use aff_combination_add_cst.
10411 (aff_combination_convert): Allow conversions to a wider type.
10412 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10413 * tree-affine.h (aff_combination_mult): Declare.
10415 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10417 * doc/tm.texi: Update documentation to reflect reality of exec
10418 and start file search behaviours. Update copyright year.
10419 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10420 header file directories.
10422 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10424 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10425 (*cosxf2): Rename to cosxf2_i387.
10426 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10427 using X87MODEF12 mode macro. Rename patterns to
10428 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10430 (*cosdf2, *cossf2): Ditto.
10431 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10432 to match extended input operands.
10433 (sincos<mode>3): New expander.
10434 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10435 insn patterns and corresponding splitters.
10437 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10439 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10440 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10442 2007-01-09 Nicolas Pitre <nico@cam.org>
10445 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10447 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10449 * target.h (struct gcc_target): New field library_rtti_comdat.
10450 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10451 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10452 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10453 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10455 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10457 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10459 2007-01-08 Richard Guenther <rguenther@suse.de>
10461 * tree.h (force_fit_type_double): Export.
10462 (force_fit_type): Remove.
10463 * fold-const.c (force_fit_type_double): New function.
10464 (force_fit_type): Remove.
10465 (int_const_binop): Use it.
10466 (fold_convert_const_int_from_int): Likewise.
10467 (fold_convert_const_int_from_real): Likewise.
10468 (fold_div_compare): Likewise.
10469 (fold_sign_changed_comparison): Likewise.
10470 (fold_unary): Likewise.
10471 (fold_negate_const): Likewise.
10472 (fold_abs_const): Likewise.
10473 (fold_not_const): Likewise.
10474 * c-common.c (shorten_compare): Use force_fit_type_double.
10475 * convert.c (convert_to_pointer): Likewise.
10477 2007-01-08 Richard Guenther <rguenther@suse.de>
10479 * tree.h (build_int_cst_wide_type): Export.
10480 * tree.c (build_int_cst_wide_type): New function.
10481 (build_int_cst_wide): Fix comment.
10482 * builtins.c (fold_builtin_object_size): Use build_int_cst
10483 to build -1 or 0 of the correct type. Use fit_double_type
10484 to check for overflow.
10485 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10487 (decode_field_reference): Likewise.
10488 (all_ones_mask_p): Likewise.
10489 (native_interpret_int): Use build_int_cst_wide_type.
10490 (fold_binary): Use build_int_cst_type to build an all-ones
10492 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10494 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10496 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10498 2007-01-09 Ben Elliston <bje@au.ibm.com>
10500 * genautomata.c (STATS_OPTION): New option.
10501 (stats_flag): New flag.
10502 (gen_automata_option): Handle it.
10503 (initiate_automaton_gen): Ditto.
10504 (write_automata): Output statistics only if stats_flag is
10505 set. Likewise, output time statistics only if time_flag is set.
10506 * doc/md.texi (Processor pipeline description): Document new flag.
10508 2007-01-08 Richard Guenther <rguenther@suse.de>
10510 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10511 * tree.c (build_int_cst_type): Likewise.
10512 (size_in_bytes): Don't call force_fit_type on the result.
10513 (int_fits_type_p): Use fit_double_type.
10514 * fold-const.c (fit_double_type): New function.
10515 (force_fit_type): Use it.
10516 * tree.h (fit_double_type): Export.
10518 2007-01-08 Jan Hubicka <jh@suse.cz>
10520 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10521 * ipa.c (function_and_variable_visibility): Fix return type.
10523 2007-01-08 Richard Guenther <rguenther@suse.de>
10525 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10526 of offset to build the index.
10527 * tree-pretty-print.c (dump_generic_node): Don't build negated
10528 const just for printing.
10529 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10530 * builtins.c (fold_builtin_int_roundingfn): Check if result
10531 fits the type by using force_fit_type and comparing the result.
10532 * predict.c (predict_loops): Use compare_tree_int for comparison.
10533 * tree.c (build_int_cst): Fall back to integer_type_node for
10535 (build_int_cst_wide): Assert type is non-null.
10537 2007-01-08 Roberto Costa <roberto.costa@st.com>
10539 * tree-vrp.c (extract_range_from_cond_expr): New.
10540 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10541 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10543 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10544 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10545 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10546 used as expressions.
10547 * tree-object-size.c (cond_expr_object_size): New.
10548 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10550 2007-01-08 Jan Hubicka <jh@suse.cz>
10552 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10553 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10556 2007-01-08 Richard Guenther <rguenther@suse.de>
10558 PR tree-optimization/23603
10559 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10560 (extract_range_from_binary): Fall back to truthvalue instead of
10561 varying for TRUTH_*_EXPR.
10562 (extract_range_from_comparison): Fall back to truthvalue instead of
10564 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10565 if all visited PHI values were constant.
10567 2007-01-08 Jan Hubicka <jh@suse.cz>
10569 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10570 (cgraph_analyze_function): break out from ...
10571 (cgraph_finalize_compilation_unit): ... here.
10572 (cgraph_expand_function): Remove forgoten commented out line.
10573 (cgraph_optimize): Analyze functions.
10575 2007-01-08 Jan Hubicka <jh@suse.cz>
10577 * tree-pas.h (TODO_remove_function): New flag.
10578 (TODO_update*): Renumber.
10579 (pass_ipa_increase_alignment,
10580 pass_ipa_function_and_variable_visibility): New passes.
10581 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10582 (cgraph_function_and_variable_visibility): Move to ipa.c
10583 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10584 cgraph_increase_alignment.
10585 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10586 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10587 calling tree-inline.
10588 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10589 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10590 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10591 (gate_increase_alignment): New function.
10592 (pass_ipa_increase_alignment): New pass.
10593 * ipa.c: Inline tree-pass.h and timevar.h
10594 (function_and_variable_visibility): Move here from cgraphunit.c
10595 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10596 * passes.c (init_optimization_passes): Add the two new passes.
10597 (execute_todo): Handle cgraph_remove_functions.
10599 2007-01-08 Nick Clifton <nickc@redhat.com>
10601 * config/frv/predicates.md (reg_or_0_operand): Accept
10604 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10606 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10607 * config.gcc: Add bfin*-rtems*.
10609 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10611 * c.opt: Add -flax-vector-conversions.
10612 * c-typeck.c (convert_for_assignment): Pass flag to
10613 vector_types_convertible_p to allow emission of note.
10614 (digest_init): Likewise.
10615 * c-opts.c: Handle -flax-vector-conversions.
10616 * c-common.c (flag_lax_vector_conversions): New.
10617 (vector_types_convertible_p): Unless -flax-vector conversions
10618 has been passed, disallow conversions between vectors with
10619 differing numbers of subparts and/or element types. If such
10620 a conversion is disallowed, possibly emit a note on the first
10621 occasion only to inform the user of -flax-vector-conversions.
10622 The new last argument specifies this.
10623 * c-common.h (flag_lax_vector_conversions): New.
10624 (vector_types_convertible_p): Add extra argument.
10625 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10626 char_type_node for V*QI type vectors.
10627 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10628 Update to satisfy new typechecking rules.
10629 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10630 C and C++ variants.
10631 * doc/invoke.texi (C Dialect Options): Document
10632 -flax-vector-conversions.
10634 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10636 PR tree-optimization/29877
10637 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10638 a register variable on the RHS to not be replaceable.
10640 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10641 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10642 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10643 const_simm15, const_pow2, const_npow2): Added.
10644 * config/score/misc.md (insv, extv, extzv, movmemsi,
10645 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10646 * config/score/score.c (score_address_cost, score_select_cc_mode):
10648 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10649 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10650 Update score_print_operand.
10651 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10652 Adjust register allocate order and update some macro define.
10653 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10654 mdx_block_move_straight, mdx_block_move_loop_head,
10655 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10656 mdx_block_move): Added.
10657 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10658 mdp_limm): Updated and fix some bug and typo.
10659 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10660 (movsf, movdf, doloop_end): Added.
10662 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10664 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10665 config/arm/thumb2.md: Fix comment typos.
10666 * doc/extend.texi: Fix a typo.
10668 2007-01-07 Eric Christopher <echristo@apple.com>
10670 * configure.ac: Check for __stack_chk_fail for darwin.
10671 * configure: Regenerate.
10673 2007-01-07 Richard Guenther <rguenther@suse.de>
10675 * tree-vrp.c (extract_range_from_assert): CSE calls to
10676 compare_values where possible.
10677 (extract_range_from_unary_expr): Likewise.
10679 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10681 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10682 * config/avr/avr.c (call_insn_operand): Delete function.
10683 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10684 instead of register number. Use predicates.
10685 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10686 call_insn_operand): Add.
10688 2007-01-06 Jan Hubicka <jh@suse.cz>
10690 * tree-pass.h (pass_build_cgraph_edges): Declare.
10691 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10692 (visited_nodes): Remove.
10693 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10694 build_cgrpah_edges; make visited_nodes local.
10695 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10696 (record_references_in_initializer): Move to cgraphbuild.c
10697 (initialize_inline_failed, rebuild_cgraph_edges,
10698 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10699 (verify_cgraph_node): Make visited_nodes local.
10700 (cgraph_analyze_function): Do not call cgraph_create_edges and
10701 initialize_inline_failed.
10702 (cgraph_expand_function): Do not call cgraph_lower_function;
10703 assert that function is already lowered.
10704 * Makefile.in (cgraphbuild.o): New.
10705 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10706 at the end of lowering passes.
10708 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10710 * ifcvt.c (cond_move_convert_if_block): New function, code
10711 factored out from...
10712 (cond_move_process_if_block): ...here. Call the new function
10713 on the THEN and ELSE blocks.
10714 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10715 already takes care of this.
10717 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10720 * tree.h (TREE_OVERFLOW_P): New.
10721 * c-typeck.c (parser_build_unary_op): Warn only if result
10722 overflowed and operands did not.
10723 (parser_build_binary_op): Likewise.
10724 (convert_for_assignment): Remove redundant overflow_warning.
10725 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10727 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10729 * c-typeck.c (store_init_value): Split over two lines to follow
10730 the GNU coding style.
10732 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10734 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10735 __GXX_EXPERIMENTAL_CXX0X__.
10736 * doc/cpp.texi: Same.
10738 2007-01-05 Richard Guenther <rguenther@suse.de>
10740 PR middle-end/27826
10741 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10742 with mismatched types. Instead explicitly build a
10743 conversion NOP_EXPR.
10745 2007-01-05 Ian Lance Taylor <iant@google.com>
10747 * c-common.c (decl_with_nonnull_addr_p): New function.
10748 (c_common_truthvalue_conversion): Call it.
10749 * c-typeck.c (build_binary_op): Likewise.
10750 * c-common.h (decl_with_nonnull_addr_p): Declare.
10752 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10755 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10758 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10760 * doc/install.texi (Final install): Document the fact that
10761 the GNAT runtime should not be stripped.
10763 2007-01-04 Jan Hubicka <jh@suse.cz>
10765 * tree-inline.c (fold_marked_statements): Update operand caches
10766 and EH after folding
10768 2007-01-04 Ian Lance Taylor <iant@google.com>
10770 * c-common.c (check_function_nonnull): Whitespace fix.
10772 2007-01-04 Jan Hubicka <jh@suse.cz>
10774 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10775 comitted older version of patch.
10776 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10777 function, celanup cfg and collect garbage.
10779 2007-01-04 Mike Stump <mrs@apple.com>
10781 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10784 2007-01-04 Eric Christopher <echristo@apple.com>
10786 * libgcc2.c (__bswapsi2): Use SItype.
10787 (__bswapdi2): Use DItype.
10788 * libgcc2.h: Update for above.
10790 2007-01-04 Paul Brook <paul@codesourcery.com>
10792 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10793 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10794 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10795 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10796 umulsi3_highpart): Make conditional on !arm_arch6.
10797 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10798 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10799 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10800 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10801 umulsi3_highpart_v6): New insns.
10803 2007-01-04 Roger Sayle <roger@eyesopen.com>
10805 * fold-const.c (fold_convert): When casting an expression to void,
10806 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10807 have a type. Instead of attempting to build a NOP_EXPR, return
10808 these "special" trees directly.
10810 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10812 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10813 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10814 rs6000_cost->fp not 0 as adjustment for outer NEG.
10816 2007-01-04 Jan Hubicka <jh@suse.cz>
10818 * cgraph.c (cgraph_release_function_body): New function.
10819 (cgraph_remove_node): Use it.
10820 * cgraph.h (cgraph_release_function_body): Declare.
10821 * cgraphunit.c (cgraph_expand_function): Use it.
10822 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10823 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10824 is initialized and while compilation of other function is running.
10825 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10826 statement CFG annotations from here to ...
10827 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10829 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10831 * cfgloop.h (enum li_flags): Make the constants powers of two.
10833 2007-01-04 Jan Hubicka <jh@suse.cz>
10835 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10837 (fold_marked_statements): New function.
10838 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10839 * tree-inline.h (copy_body_data): Add statements_to_fold.
10841 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10843 * config.gcc: Mention libgcc/config.host.
10844 * Makefile.in: Update comments mentioning libgcc.
10845 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10846 (all.cross, start.encap, rest.encap, rest.cross): Update
10847 dependencies for libgcc move.
10848 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10849 (clean-target, clean-target-libgcc): Delete.
10850 (srcdirify, GCC_EXTRA_PARTS): New macros.
10851 (libgcc-support, libgcc.mvars): New rules.
10852 (distclean): Remove mention of mklibgcc.
10853 (install): Don't reference INSTALL_LIBGCC.
10854 (install-common): Don't reference EXTRA_PARTS.
10855 (install-libgcc, install-multilib): Delete rules.
10856 * mklibgcc.in: Delete file.
10857 * doc/configfiles.texi: Don't mention mklibgcc.
10859 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10860 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10861 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10862 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10863 (mklibgcc, ldblspecs): Likewise.
10865 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10866 (posixpre.def): Use $(T).
10867 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10868 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10869 (SHLIB_LINK): Make dummy.
10870 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10872 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10874 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10875 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10876 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10877 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10879 * configure.ac (all_outputs): Remove mklibgcc.
10880 * configure: Regenerated.
10882 2007-01-03 Josh Conner <jconner@apple.com>
10884 PR middle-end/29683
10885 * calls.c (compute_argument_addresses): Set stack and stack_slot
10886 for partial args, too.
10887 (store_one_arg): Use locate.size.constant for the size when
10888 generating a save_area.
10890 2007-01-03 Robert Kennedy <jimbob@google.com>
10892 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10893 whose definitions are deleted due to basic block merging.
10895 2007-01-03 Paul Brook <paul@codesourcery.com>
10898 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10900 (use_return_insn): Return 0 for Thumb interrupt functions.
10901 (print_multi_reg): Add rfe argument for IRQ returns.
10902 (arm_output_epilogue): Pop interrupt return address directly into PC.
10903 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10905 2007-01-03 Paul Brook <paul@codesourcery.com>
10907 Merge from sourcerygxx-4_1.
10908 * config/arm/thumb2.md: New file.
10909 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10911 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10912 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10913 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10914 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10916 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10917 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10919 * config/arm/ieee754-sf.S: Ditto.
10920 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10921 (thumb1_base_register_rtx_p): ... to this.
10922 (thumb_index_register_rtx_p): Rename...
10923 (thumb1_index_register_rtx_p): ... to this.
10924 (thumb_output_function_prologue): Rename...
10925 (thumb1_output_function_prologue): ... to this.
10926 (thumb_legitimate_address_p): Rename...
10927 (thumb1_legitimate_address_p): ... to this.
10928 (thumb_rtx_costs): Rename...
10929 (thumb1_rtx_costs): ... to this.
10930 (thumb_compute_save_reg_mask): Rename...
10931 (thumb1_compute_save_reg_mask): ... to this.
10932 (thumb_final_prescan_insn): Rename...
10933 (thumb1_final_prescan_insn): ... to this.
10934 (thumb_expand_epilogue): Rename...
10935 (thumb1_expand_epilogue): ... to this.
10936 (arm_unwind_emit_stm): Rename...
10937 (arm_unwind_emit_sequence): ... to this.
10938 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10939 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10940 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10941 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10942 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10943 thumb2_output_casesi): New functions.
10944 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10945 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10946 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10947 THUMB2_WORK_REGS): Define.
10948 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10949 arm_condexec_mask, arm_condexec_masklen)): New variables.
10950 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10951 (arm_override_options): Check new CPU capabilities.
10952 Set new architecture flag variables.
10953 (arm_isr_value): Handle v7m interrupt functions.
10954 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10956 (const_ok_for_arm): Handle Thumb-2 constants.
10957 (arm_gen_constant): Ditto. Use movw when available.
10958 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10960 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10961 (thumb_find_work_register, arm_load_pic_register,
10962 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10963 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10964 print_multi_reg, output_mov_long_double_fpa_from_arm,
10965 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10966 output_mov_double_fpa_from_arm, output_move_double,
10967 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10968 output_return_instruction, arm_output_function_prologue,
10969 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10970 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10971 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10972 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10973 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10974 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10976 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10977 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10978 (arm_file_start): Output directive for unified syntax.
10979 (arm_unwind_emit_set): Handle stack alignment instruction.
10980 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10981 Add v6t2, v7, v7a, v7r and v7m.
10982 (RETLDM): Add Thumb-2 code.
10983 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10984 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10985 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10986 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10987 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10988 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10989 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10990 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10991 ADJUST_INSN_LENGTH): Define.
10992 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10993 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10994 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10995 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10996 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10997 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10998 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10999 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11000 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11001 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11002 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11003 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11004 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11005 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11006 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11007 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11008 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11010 * config/arm/arm-tune.md: Regenerate.
11011 * config/arm/arm-protos.h: Update prototypes.
11012 * config/arm/vfp.md: Enable patterns for Thumb-2.
11013 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11014 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11015 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11016 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11017 * config/arm/libunwind.S: Add Thumb-2 code.
11018 * config/arm/constraints.md: Update include Thumb-2.
11019 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11020 * config/arm/ieee754-df.S: Ditto.
11021 * config/arm/bpabi.S: Ditto.
11022 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11023 * config/arm/predicates.md (low_register_operand,
11024 low_reg_or_int_operand, thumb_16bit_operator): New.
11025 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11026 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11027 * config/arm/t-arm-elf: Add armv7 multilib.
11028 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11030 (UNSPEC_STACK_ALIGN, ce_count): New.
11031 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11032 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11034 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11035 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11036 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11037 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11038 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11039 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11041 * doc/extend.texi: Document ARMv7-M interrupt functions.
11042 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11044 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11046 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11047 (struct _Unwind_Context): Rename args_size to flags, remove
11048 signal_frame field, add a new args_size field and version field.
11049 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11050 _Unwind_IsExtendedContext): New inline functions.
11051 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11052 Assume by_value array is only present if _Unwind_IsExtendedContext.
11053 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11054 _Unwind_IsSignalFrame.
11055 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11056 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11057 (uw_init_context_1): Initialize context->flags to
11058 EXTENDED_CONTEXT_BIT.
11059 * config/rs6000/linux-unwind.h (frob_update_context): Use
11060 _Unwind_SetSignalFrame.
11062 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11064 PR middle-end/30353
11065 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11066 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11069 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11071 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11072 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11073 RET, AT_SP): Remove.
11074 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11077 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11078 * cfgbuild.c (find_basic_blocks): Likewise.
11079 * cfgrtl.c (rtl_create_basic_block): Likewise.
11080 * function.c (temp_slots_at_level): Likewise.
11081 * reg-stack.c (stack_regs_mentioned): Likewise.
11082 * regclass.c (allocate_reg_info): Likewise.
11083 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11084 set_bb_for_stmt, move_block_to_fn): Likewise.
11085 * tree-complex.c (tree_lower_complex): Likewise.
11086 * vec.h (VEC_safe_grow_cleared): New.
11088 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11090 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11092 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11093 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11095 * cfgloopmanip.c (scale_loop_frequencies): Export.
11096 (loopify): Scale the frequencies by prescribed coefficients.
11097 (set_zero_probability): New function.
11098 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11099 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11100 and frequencies according to arguments.
11101 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11103 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11104 * modulo-sched.c (sms_schedule): Set probabilities for entering
11105 versioned loop correctly.
11106 * tree-vect-transform.c (vect_transform_loop): Ditto.
11107 * cfgloop.h (loopify, loop_version): Declaration changed.
11108 (scale_loop_frequencies): Declared.
11110 2007-01-02 Jan Hubicka <jh@suse.cz>
11112 * cgraph.c: Include tree-flow.h
11113 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11114 early_local_passes.
11115 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11116 * tree-pass.h (pass_all_early_optimizations): Declare.
11117 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11118 early_local_passes.
11119 (cgraph_analyze_function): Do early_local_passes.
11120 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11121 Do not add referenced vars.
11122 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11124 (gate_all_early_local_passes): New gate.
11125 (pass_early_local_passes): Use new gate.
11126 (execute_early_local_optimizations): New functions.
11127 (gate_all_early_optimizations): New gate.
11128 (pass_all_early_optimizations): New pass.
11129 (execute_free_datastructures): Free SSA only when initialized.
11130 (gate_init_datastructures): Init only when optimizing.
11131 (tree_lowering_passes): Do early local passes when called late.
11132 * tree-profile.c (do_tree_profiling): Don't profile functions added
11134 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11135 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11137 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11138 during early_local_passes.
11139 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11142 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11144 * Makefile.in: Update copyright year.
11146 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11148 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11149 in $(lang_checks) and check-consistency targets.
11151 2007-01-02 Jan Hubicka <jh@suse.cz>
11153 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11154 Do not add referenced vars.
11155 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11157 * passes.c (init_optimization_passes): Put mudflap_2 after
11158 free_datastructures.
11160 2007-01-02 Jan Hubicka <jh@suse.cz>
11162 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11163 Set NOTHROW flag on call statements proved to be nothrow.
11164 Update statement of local calls so new pure/const functions are
11165 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11167 (tree_rest_of_compilation): Register hooks and initialize bitmap
11168 early. Do not set after_inlining flag.
11170 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11172 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11173 HOST_BITS_PER_LONGLONG
11175 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11178 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11179 warning for non-static initializers.
11181 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11183 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11184 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11185 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11186 Always use set_unique_reg_note to add REG_EQUAL notes.
11188 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11191 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11193 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11194 * cfgbuild.c (find_basic_blocks): Likewise.
11195 * cfgrtl.c (rtl_create_basic_block): Likewise.
11196 * function.c (temp_slots_at_level): Likewise.
11197 * reg-stack.c (stack_regs_mentioned): Likewise.
11198 * regclass.c (allocate_reg_info): Likewise.
11199 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11200 set_bb_for_stmt, move_block_to_fn): Likewise.
11201 * tree-complex.c (tree_lower_complex): Likewise.
11202 * vec.h (VEC_safe_grow_cleared): New.
11204 2007-01-02 Ian Lance Taylor <iant@google.com>
11206 * c-common.c (c_common_truthvalue_conversion): When warning about
11207 using an assignment as a truth value, set TREE_NO_WARNING.
11209 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11212 * c.opt (Wold-style-declaration): New.
11213 * doc/invoke.texi (C-only Warning Options): New.
11214 (Wold-style-declaration): Document it.
11215 (Wextra): Enabled by -Wextra.
11216 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11217 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11218 -Wold-style-declaration.
11220 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11222 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11223 * cfgbuild.c (find_basic_blocks): Likewise.
11224 * cfgrtl.c (rtl_create_basic_block): Likewise.
11225 * function.c (temp_slots_at_level): Likewise.
11226 * reg-stack.c (stack_regs_mentioned): Likewise.
11227 * regclass.c (allocate_reg_info): Likewise.
11228 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11229 set_bb_for_stmt, move_block_to_fn): Likewise.
11230 * tree-complex.c (tree_lower_complex): Likewise.
11231 * vec.h (VEC_safe_grow_cleared): New.
11233 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11235 * c-common.c (c_common_nodes_and_builtins): Since variants of
11236 void_type_node get built before it is given a name, we need to
11237 give those variants the name, too.
11238 (complete_array_type): We need to work with the canonical main
11239 type of the array, from which we will build the qualified version.
11240 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11241 * print-tree.c (print_node): Display canonical type information
11243 * stor-layout.c (layout_type): When we don't know the
11244 alignment of a type for which we're building an array, we end up
11245 guessing wrong, so make the type require structural equality.
11246 * tree.c (make_node_stat): When we build a new type, it is its
11247 own canonical type.
11248 (build_type_attribute_qual_variant): When building an attribute
11249 variant, its canonical type is the non-attribute variant. However,
11250 if the attributes are target-dependent and they differ, we need to
11251 use structural equality checks for this type.
11252 (build_qualified_type): A qualified type is not equivalent to its
11253 unqualified variant; set the canonical type appropriately.
11254 (build_distinct_type_copy): When building a distinct type from
11255 another type, the new type is its own canonical type.
11256 (build_variant_type_copy): When building a new type variant, we
11257 assume that it is equivalent to the original type.
11258 (build_pointer_type_for_mode): When building a pointer type, also
11259 build a canonical type pointer.
11260 (build_reference_type_for_mode): When building a reference type,
11261 also build a canonical type reference.
11262 (build_index_type): When we can't hash an index type (e.g.,
11263 because its maximum value is negative), the index type requires
11264 structural equality tests.
11265 (build_array_type): Build the canonical form of an array type.
11266 (build_function_type): Function types require structural equality,
11267 because they contain default arguments, attributes, etc.
11268 (build_method_type_directly): Ditto for method types.
11269 (build_offset_type): Build the canonical offset type.
11270 (build_complex_type): Build the canonical vector type.
11271 (make_vector_type): Build the canonical vector type.
11272 * tree.h (TYPE_CANONICAL): New.
11273 (TYPE_STRUCTURAL_EQUALITY_P): New.
11274 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11275 (struct tree_type): Added "canonical" field.
11276 * params.h (VERIFY_CANONICAL_TYPES): New.
11277 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11278 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11279 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11280 * doc/invoke.texi (verify-canonical-types): Document --param
11281 parameter for verifying canonical types.
11283 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11285 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11286 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11287 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11288 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11290 * config/rs6000/e500.h: New.
11291 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11292 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11294 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11295 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11296 TARGET_E500_DOUBLE): Remove.
11297 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11298 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11299 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11300 * config/rs6000/rs6000.c (rs6000_override_options): Use
11301 CHECK_E500_OPTIONS.
11303 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11305 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11306 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11307 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11308 rs6000_emit_cmove): Don't check TARGET_E500.
11309 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11310 sordered): Don't check TARGET_E500.
11312 2007-01-01 Eric Christopher <echristo@apple.com>
11314 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11315 HARD_REGISTER_NUM_P.
11317 2007-01-01 Roger Sayle <roger@eyesopen.com>
11319 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11320 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11321 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11324 2007-01-01 Mike Stump <mrs@apple.com>
11326 * configure.ac: Remove support for building with Apple's gcc-3.1.
11328 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11330 PR middle-end/30311
11331 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11332 REG is a hard register. Do not modify REG before calling
11334 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11335 multiple of the size of YMODE for certain lowpart cases.
11337 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11339 PR middle-end/30253
11340 * gimplify (voidify_wrapper_expr): Update for
11341 GIMPLE_MODIFY_STMT.
11343 2007-01-01 Andreas Schwab <schwab@suse.de>
11346 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11347 save of BR0 in extra_spill_size instead of spill_size.
11348 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11350 (ia64_expand_epilogue): Restore BR0 from its new location.
11352 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11354 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11355 Use a temporary variable if the left hand side is not a gimple
11358 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11360 * gimplify.c (gimplify_return_expr): Make the temporary variable
11361 for the return expression, a gimple register variable.
11363 2007-01-01 Jan Hubicka <jh@suse.cz>
11365 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11368 2007-01-01 Mike Stump <mrs@apple.com>
11370 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11372 * config/darwin.c (machopic_select_rtx_section): Use
11373 HAVE_GAS_LITERAL16.
11374 (darwin_mergeable_constant_section): Likewise.
11375 * configure: Regenerate.
11376 * config.in: Regenerate.
11378 2007-01-01 Jan Hubicka <jh@suse.cz>
11379 Andrew Pinski <pinskia@gmail.com>
11381 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11382 before starting IPA passes.