+2005-02-10 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/17549
+ * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
+ TER to replace a DEF with its expression if the DEF and the
+ rhs of the expression we replace into have the same root
+ variable.
+
+2005-02-10 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md: Fix the placement of the match_scratch in the
+ lea64 peephole2.
+
+2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
+ Fix comment typos.
+
+2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
+ (strip_offset): Handle addresses.
+ (add_address_candidates): Use strip_offset.
+ (difference_cost): Reflect strip_offset change.
+ (force_var_cost, difference_cost): Strip nops.
+
+2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
+
+ * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
+
+ * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
+ tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
+ config/cris/cris-protos.h, config/cris/cris.c: Update
+ copyright.
+
+2005-02-10 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
+ (lookup_avail_expr): Similarly.
+
+2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
+
+ * builtins.c (fold_builtin_powi): New function.
+ (fold_builtin_1): Call it.
+
+2005-02-10 Steven Bosscher <stevenb@suse.de>
+
+ PR documentation/19309
+ * doc/cpp.texi: The __GNUC__ and related predefined macros
+ are also defined for the "standalone" cpp.
+ Some non-GCC compilers may also define __GNUC__.
+
+2005-02-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/19342
+ * c-typeck.c (common_type): New routine. Old common_type renamed
+ to...
+ (c_common_type): ...this.
+ (build_conditional_expr, build_binary_op): Use c_common_type instead
+ of common_type.
+
+2005-02-10 Steven Bosscher <stevenb@suse.de>
+
+ * doc/md.texi: Replace @samp{length} with @code{length}.
+
+2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18687
+ * tree-flow.h (find_loop_niter): Declare.
+ * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
+ Try using scev even for loops with more than one exit.
+ * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
+ (struct ivopts_data): Added niters field.
+ (struct nfe_cache_elt): New.
+ (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
+ functions.
+ (tree_ssa_iv_optimize_init): Initialize niters cache.
+ (determine_number_of_iterations): Removed.
+ (find_induction_variables): Do not call determine_number_of_iterations.
+ Access niters for single exit through niter_for_single_dom_exit.
+ (add_iv_outer_candidates): Access niters for single exit through
+ niter_for_single_dom_exit.
+ (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
+ number_of_iterations_cond.
+ (iv_period): New function.
+ (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
+ (may_replace_final_value): Take data argument. Use
+ niter_for_single_dom_exit.
+ (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
+ (rewrite_use_compare): Pass data to may_eliminate_iv.
+ (rewrite_use_outer): Pass data to may_replace_final_value.
+ (free_loop_data): Clean up the niters cache.
+ (tree_ssa_iv_optimize_finalize): Free the niters cache.
+ (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
+ * tree-ssa-loop-niter.c (find_loop_niter): New function.
+ (find_loop_niter_by_eval): Use tree_int_cst_lt.
+ (num_ending_zeros): Moved to tree.c.
+ * tree.h (num_ending_zeros): Declare.
+ * tree.c (num_ending_zeros): Moved from tree.c.
+
+2005-02-09 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (DEF_BUILTIN): Add COND argument.
+ * tree.h (DEF_BUILTIN): Likewise.
+ * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
+ DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
+ match.
+ (DEF_BUILTIN_STUB): New.
+ (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
+ BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
+ BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
+ * c-common.c (DEF_BUILTIN): Add COND argument.
+ * tree.c (local_define_builtin): New.
+ (build_common_builtin_nodes): New.
+
+2005-02-09 Roger Sayle <roger@eyesopen.com>
+
+ * fold-const.c (fold_strip_sign_ops): New function to simplify a
+ floating point expression ignoring the sign of the result.
+ (fold) <ABS_EXPR>: Use it to simplify fabs(x).
+ (fold) <MULT_EXPR>: Use it to simplify x*x.
+ * tree.h (fold_strip_sign_ops): Prototype here.
+ * builtins.c (fold_builtin_copysign): Take an additional FNDECL
+ argument. Use fold_strip_sign_ops to simplify the first argument.
+ (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
+ first argument when the second argument is an even integer
+ constant, but only with -funsafe_math_optimizations.
+ (fold_builtin_1): Update call to fold_builtin_copysign.
+
+2005-02-09 Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/19583
+ * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
+ just check whether EH_FILTER_FAILURE falls through.
+
+2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * gcc/haifa-sched.c (schedule_block): Make queued sched group
+ insns return to ready list in the next turn.
+
+2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
+
+ PR middle-end/19402
+ * builtins.def: New __builtin_powi[lf].
+ * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
+ (expand_builtin_powi): New function.
+ (expand_builtin): Dispatch to expand_builtin_powi.
+ * libgcc2.h: Add prototypes for __builtin_powi[lf].
+ * libgcc2.c: Add __builtin_powi[lf] implementation.
+ * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
+ * optabs.h: Add powi_optab.
+ * optabs.c (init_optabs): Initialize powi_optab.
+ * doc/extend.texi: Document __builtin_powi[lf].
+
+2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
+ exists.
+
+2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
+
+ PR middle-end/19854
+ * fold-const.c (try_move_mult_to_index): Remove redundant
+ type argument. Create ADDR_EXPR with correct type.
+ (fold): Update callers of try_move_mult_to_index. Convert
+ result to the appropriate type.
+
+2005-02-09 Roger Sayle <roger@eyesopen.com>
+
+ PR target/19597
+ * config/avr/avr.c (default_rtx_costs): Delete.
+ (avr_operand_rtx_cost): New function.
+ (avr_rtx_costs): Completely rewrite.
+
+2005-02-08 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/19806
+ * config/cris/cris.c (in_code): New variable.
+ (cris_output_addr_const): Now a static function, a wrapper for
+ output_addr_const.
+ (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
+ case from old cris_output_addr_const.
+ (cris_asm_output_label_ref): Similar for LABEL_REF.
+ (cris_output_addr_const_extra): Similar for UNSPEC.
+ * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
+ (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
+ * config/cris/cris-protos.h (cris_output_addr_const): Remove
+ declaration.
+ (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
+ (cris_asm_output_label_ref): Declare.
+
+2005-02-08 Paolo Bonzini <bonzini@gnu.org>
+
+ PR preprocessor/19801
+ * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
+ filenames that changed when libcpp was moved to the toplevel.
+
+2005-02-07 Roger Sayle <roger@eyesopen.com>
+
+ * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
+ zero extensions of BImode operands. Call lowpart_subreg instead
+ of gen_lowpart_common and gen_lowpart_SUBREG.
+
+2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR ada/19489
+ * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
+ * configure.ac: Set cc_for_cross_gnattools.
+ * configure: Regenerate.
+
+2005-02-08 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/19803
+ * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
+
+2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR debug/19327
+ * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
+ of nested functions.
+
+2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
+
+ * doc/extend.texi: Document deprecated extensions allowing
+ static floating-point members to have initializers and allowing
+ floating-point literals in integral constant expressions.
+
+2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
+ config/darwin7.h, config/mips/mips.c,
+ config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
+ Update copyright.
+
+ * cse.c: Update comments.
+
+2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
+
+ PR middle-end/19775
+ * builtins.c (fold_builtin_sqrt): Transform
+ sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
+ pow(x,y*0.5).
+
+2005-02-07 Leehod Baruch <leehod@il.ibm.com>
+ Dorit Naishlos <dorit@il.ibm.com>
+
+ * doc/invoke.texi (ftree-vectorizer-verbose): New.
+ * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
+ * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
+ was added.
+ * tree.h (vect_set_verbosity_level): New extern function declaration
+ added.
+ * tree-vectorizer.h (verbosity_levels): New enum type.
+ * tree-vectorizer.c (vect_debug_stats): Function removed.
+ (vect_debug_details): Likewise.
+ (vect_verbosity_level): Global variable was defined and initialized.
+ (vect_dump): Global variable definition.
+ (vect_print_dump_info): New function.
+ (vect_set_dump_settings): New function.
+ (vect_set_verbosity_level): New function.
+ (vectorize_loops): Add call to vect_set_dump_settings.
+
+ (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
+ (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
+ (slpeel_tree_peel_loop_to_edge): Likewise.
+
+ (vect_analyze_offset_expr): Call to vect_print_dump_info with
+ appropriate verbosity level instead of call to vect_debug_details
+ or vect_debug_stats.
+ (vect_get_base_and_offset):
+ (vect_create_addr_base_for_vector_ref):
+ (get_vectype_for_scalar_type):
+ (vect_create_data_ref_ptr):
+ (vect_init_vector):
+ (vect_get_vec_def_for_operand):
+ (vect_finish_stmt_generation):
+ (vectorizable_assignment):
+ (vectorizable_operation):
+ (vectorizable_store):
+ (vectorizable_load):
+ (vect_transform_stmt):
+ (vect_update_ivs_after_vectorizer):
+ (vect_do_peeling_for_loop_bound):
+ (vect_update_inits_of_drs):
+ (vect_do_peeling_for_alignment):
+ (vect_transform_loop):
+ (vect_is_simple_use):
+ (vect_analyze_operations):
+ (vect_is_simple_iv_evolution):
+ (vect_analyze_scalar_cycles):
+ (vect_analyze_data_ref_dependence):
+ (vect_analyze_data_ref_dependences):
+ (vect_compute_data_ref_alignment):
+ (vect_enhance_data_refs_alignment):
+ (vect_analyze_data_refs_alignment):
+ (vect_analyze_data_ref_access):
+ (vect_analyze_data_ref_accesses):
+ (vect_analyze_pointer_ref_access):
+ (vect_get_memtag_and_dr):
+ (vect_analyze_data_refs):
+ (vect_mark_relevant):
+ (vect_stmt_relevant_p):
+ (vect_mark_stmts_to_be_vectorized):
+ (vect_can_advance_ivs_p):
+ (vect_get_loop_niters):
+ (vect_analyze_loop_form):
+ (vect_analyze_loop):
+ (vectorize_loops): Likewise.
+
+ (vect_do_peeling_for_loop_bound): Dump format slightly changed.
+ (vect_update_inits_of_drs):
+ (vect_do_peeling_for_alignment):
+ (vect_transform_loop):
+ (vect_analyze_operations):
+ (vect_analyze_scalar_cycles):
+ (vect_analyze_data_ref_dependences):
+ (vect_analyze_data_refs_alignment):
+ (vect_analyze_data_ref_accesses):
+ (vect_analyze_data_refs):
+ (vect_mark_stmts_to_be_vectorized):
+ (vect_get_loop_niters):
+ (vect_analyze_loop_form):
+ (vect_analyze_loop): Likewise.
+ (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
+
+2005-02-07 Richard Sandiford <rsandifo@redhat.com>
+
+ PR bootstrap/19796
+ Revert:
+ 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
+ * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
+ either -ffast-math or -funsafe-math-optimizations is in use.
+
+ 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
+ * config/mips/irix-csr.c: New file.
+ * config/mips/t-iris6 (irix-csr.o): New rule to build it.
+ (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
+ * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
+ executables.
+
+2005-02-07 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
+ redundant, incorrect definitions.
+
+ * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
+ expand.
+ ("*tls_indirect_call"): New, reference hard regs directly.
+ * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
+
+2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
+ Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
+
+2005-02-06 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/19800
+ * simplify_rtx.c (simplify_relational_operation_1): Explicitly
+ call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
+ gen_lowpart.
+
+2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
+
+2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR other/17135
+ * doc/invoke.texi: Correct documentation of -freorder-functions.
+
+2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR other/14402
+ * doc/invoke.texi: Don't mention gccbug.
+
+2005-02-06 Roger Sayle <roger@eyesopen.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+ Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
+
+ * simplify-rtx.c (simplify_relational_operation_1): Simplify
+ (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
+ into just (zero_extract:SI FOO (const_int 1) BAR).
+
+2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
+ macro locally. Don't give last revision date. Use GCC version
+ number from gcc-common.texi.
+ * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
+ revision date. Use GCC version number from gcc-common.texi.
+ Describe being a library as current state rather than as 3.x
+ history.
+ * doc/gcc.texi: Remove last update date.
+ * doc/gccint.texi: Likewise. Update copyright dates.
+ * doc/install.texi: Update copyright dates.
+
+2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR other/7549
+ * doc/invoke.texi: Mention for each option included in -Wall that
+ it is included in -Wall.
+ * doc/gcc.texi: Update copyright and last modification date.
+
+2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
+ unnecessary cast to original induction variable increments.
+
+2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18219
+ * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
+ in distributed form.
+
+2005-02-06 Richard Sandiford <rsandifo@redhat.com>
+
+ * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
+ Set bitpos and offset later in the function. Do nothing if the
+ target is a register and if the bitfield lies completely outside
+ that register.
+ (extract_bit_field): Make the same SUBREG, bitpos and offset changes
+ here. Return an uninitialised register if the source value is stored
+ in a register and the bitfield lies completely outside that register.
+
+2005-02-06 Steven Bosscher <stevenb@suse.de>
+
+ * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
+ not SET_DEST.
+
+2005-02-06 Marcin Dalecki <martin@dalecki.de>
+
+ * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
+
+2005-02-06 Geoffrey Keating <geoffk@apple.com>
+
+ * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
+ * config/darwin8.h: New.
+ * config/darwin7.h: Update comment.
+
+2005-02-03 Leehod Baruch <leehod@il.ibm.com>
+ Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.h (LOC): New type.
+ (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
+ (loop_line_number): New field in struct _loop_vec_info.
+ (LOOP_VINFO_LOC, LOOP_LOC): New macros.
+
+ * tree-vectorizer.c (input.h): Included.
+ (find_loop_location): New function.
+ (vect_debug_stats): Argument changed from loop to LOC. Computation of
+ loop line number removed.
+ (vect_debug_details): Likewise.
+ (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
+
+ (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
+ call to vect_debug_details/stats changed from loop to loop_loc.
+ (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
+ (slpeel_tree_peel_loop_to_edge): Likewise.
+
+ (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
+ changed from NULL to UNKNOWN_LOC.
+ (vect_get_base_and_offset):
+ (vect_create_addr_base_for_vector_ref):
+ (get_vectype_for_scalar_type):
+ (vect_create_data_ref_ptr):
+ (vect_init_vector):
+ (vect_get_vec_def_for_operand):
+ (vect_finish_stmt_generation):
+ (vectorizable_assignment):
+ (vectorizable_operation):
+ (vectorizable_store):
+ (vectorizable_load):
+ (vect_transform_stmt):
+ (vect_update_ivs_after_vectorizer):
+ (vect_do_peeling_for_loop_bound):
+ (vect_do_peeling_for_alignment):
+ (vect_transform_loop):
+ (vect_is_simple_use):
+ (vect_analyze_operations):
+ (vect_is_simple_iv_evolution):
+ (vect_analyze_scalar_cycles):
+ (vect_analyze_data_ref_dependences):
+ (vect_compute_data_ref_alignment):
+ (vect_enhance_data_refs_alignment):
+ (vect_analyze_data_ref_access):
+ (vect_analyze_data_ref_accesses):
+ (vect_analyze_pointer_ref_access):
+ (vect_get_memtag_and_dr):
+ (vect_analyze_data_refs):
+ (vect_mark_relevant):
+ (vect_stmt_relevant_p):
+ (vect_mark_stmts_to_be_vectorized):
+ (vect_can_advance_ivs_p):
+ (vect_get_loop_niters):
+ (vect_analyze_loop):
+ (vectorize_loops): Likewise.
+
+ (vectorizable_load): Argument in call to vect_debug_details/stats
+ changed from loop to LOOP_LOC (loop_vinfo).
+ (vect_transform_loop):
+ (vect_analyze_operations):
+ (vect_analyze_scalar_cycles):
+ (vect_analyze_data_ref_dependence):
+ (vect_enhance_data_refs_alignment):
+ (vect_analyze_data_ref_accesses):
+ (vect_analyze_pointer_ref_access):
+ (vect_analyze_data_refs):
+ (vect_analyze_loop): Likewise.
+
+ (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
+ changed from loop to loop_loc.
+
+ (vect_enhance_data_refs_alignment): Removed unused variable loop.
+
2005-02-03 Leehod Baruch <leehod@il.ibm.com>
Dorit Naishlos <dorit@il.ibm.com>