+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>
+
+ * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
+ declaration added.
+ (vect_analyze_data_ref_dependences): Likewise.
+
+ (vect_is_simple_use): Argument changed from loop structure to
+ loop_vect_info structure.
+ (vect_can_advance_ivs_p): Likewise.
+ (vect_create_index_for_vector_ref): Likewise.
+ (vect_update_ivs_after_vectorizer): Likewise.
+ (new_stmt_vec_info): Likewise.
+
+ (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
+ changed from loop to loop_vinfo.
+ (vect_create_data_ref_ptr): First argument in call to
+ vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
+ (vectorizable_assignment): Second argument in call to vect_is_simple_use
+ was changed from loop to loop_vinfo.
+ (vectorizable_operation): Likewise.
+ (vectorizable_store): Likewise.
+ (vect_mark_stmts_to_be_vectorized): Likewise.
+ (vect_do_peeling_for_loop_bound): First argument in call to
+ vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
+ (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
+ was changed from loop to loop_vinfo.
+ (vect_analyze_data_ref_dependences): Third argument in call to
+ vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
+
+ (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
+ (vect_create_data_ref_ptr): Likewise.
+ (vect_init_vector): Likewise.
+ (vect_get_vec_def_for_operand): Likewise.
+ (vectorizable_assignment): Likewise.
+ (vectorizable_operation): Likewise.
+ (vectorizable_store): Likewise.
+ (vectorizable_load): Likewise.
+ (vect_update_ivs_after_vectorizer): Likewise.
+ (vect_is_simple_use): Likewise.
+ (vect_analyze_data_ref_dependence): Likewise.
+ (vect_analyze_pointer_ref_access): Likewise.
+ (vect_can_advance_ivs_p): Likewise.
+
+ * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
+ before _stmt_vec_info.
+ (_stmt_vec_info): Loop field replaced by loop_vec_info.
+ (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
+ (new_stmt_vec_info): Argument changed from loop structure to
+ loop_vect_info structure
+
+ (vect_analyze_data_ref_dependences): Unnecessary line was removed.
+ (vect_analyze_offset_expr): Avoid 80 columns overflow.
+ (vect_create_addr_base_for_vector_ref): Likewise.
+ (vect_analyze_pointer_ref_access): Likewise.
+
+2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/19768
+ * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
+ phi flag if the phi is abnormal.
+
+2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/19736
+ * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
+ information for the new statement.
+
+2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR driver/19117
+ * gcc.c (main): Include the target in -v output.
+
+2005-02-03 Alexandre Oliva <aoliva@redhat.com>
+
+ * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
+ Do not drop the extend if we'd have to add a paradoxical subreg
+ later. Include optabs.h and insn-codes.h.
+ * Makefile.in (combine.o): Depend on $(OPTABS_H).
+
+2005-02-02 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/19405
+ * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
+ * fold-const.c (const_binop): Avoid constant folding floating
+ point operations in modes that use composite representations.
+ * simplify-rtx.c (simplify_binary_operation): Likewise.
+
+2005-02-02 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/altivec.md (altivec_dst): Make the first operand
+ a REG, not a MEM.
+ (altivec_dstt): Likewise.
+ (altivec_dstst): Likewise.
+ (altivec_dststt): Likewise.
+ * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
+ of first operand.
+
+2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
+ EXPR_LOCUS from orig_cond to the new cond_stmt.
+ (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
+ the new vec_stmt.
+
+2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
+ standard_iv_increment_position. Remove call to bsi_next
+ (no need to bump the iterator anymore).
+ (vect_create_index_for_vector_ref): Call
+ standard_iv_increment_position. Remove second function argument.
+ (vect_finish_stmt_generation): Remove call to bsi_next
+ (no need to bump the iterator anymore).
+ (vect_create_data_ref_ptr): Remove second argument (bsi) in call
+ to vect_create_index_for_vector_ref.
+
+2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
+ phis are used out of the loop.
+
+2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/17807
+ * c-decl.c (undef_nested_function): New variable.
+ (pop_scope): Diagnose undefined nested functions.
+ (finish_function): Don't attempt cgraph processing or genericizing
+ if current top-level function contained an undefined nested
+ function. Reset undef_nested_function at the end of a top-level
+ function.
+
+2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree.c (build_int_cst_type): Take sign of the value into account
+ when deciding whether sign extend the value.
+
+2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/18502
+ * gcc.c (cpp_unique_options): Remove %{trigraphs}.
+ (cpp_options, cc1_options): Change %{std*&ansi} to
+ %{std*&ansi&trigraphs}.
+
+2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c: Update comments.
+
+2005-02-02 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
+ arguments go on the stack. Do not put complex doubles in odd/even
+ pairs.
+
+2005-02-02 Steven Bosscher <stevenb@suse.de>
+
+ * doc/invoke.texi: Update the options enabled at -O1, -O2,
+ and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
+ -ftree-pre, and -fthread-jumps.
+
+2005-02-02 Richard Sandiford <rsandifo@redhat.com>
+
+ PR tree-optimization/19578
+ * tree-flow.h (modified_noreturn_calls): Declare.
+ (noreturn_call_p): Declare.
+ * tree-flow-inline.h (noreturn_call_p): New function.
+ (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
+ * tree-cfg.c (modified_noreturn_calls): New variable.
+ (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
+ that contain a mid-block noreturn call.
+ * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
+
+2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * df.c (df_def_record_1, df_uses_record): Don't use
+ DF_FOR_REGALLOC.
+ * df.h (DF_FOR_REGALLOC): Remove.
+
+2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/19435
+ * c-typeck.c (really_start_incremental_init): Reset
+ constructor_max_index for arrays of incomplete type.
+
+2005-02-02 Jeff Law <law@redhat.com>
+
+ * gcse.c (struct reg_set): Store the block index where the register
+ was set rather than the setting insn.
+ (record_one_set, compute_transp): Corresponding changes.
+ (pre_insert_copy_insn): Do not call replace_one_set.
+ (replace_one_set): Remove.
+
+2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR other/15514
+ * doc/gcov.texi: Fix typo.
+
+2005-02-01 Richard Henderson <rth@redhat.com
+
+ PR target/19680
+ * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
+ * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
+ type to bool.
+ (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
+ * config/i386/i386-protos.h: Update.
+
+2005-02-01 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/19217
+ * tree-cfg.c (verify_expr): Use the data field to see if TP was
+ seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
+ (verify_stmts): Pass (void*)1 as data to verify_expr to signal
+ that it is walking a PHI node.
+
+2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/extend.texi (Nested Functions): Update.
+
+2005-02-01 Richard Henderson <rth@redhat.com>
+
+ PR 19696
+ * optabs.c (expand_copysign_absneg): Export.
+ * optabs.h (expand_copysign_absneg): Declare.
+ * config/rs6000/rs6000.md (copysigntf3): New.
+
+2005-02-01 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/19633
+ * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
+ * tree-ssa-alias.c (init_alias_info): Initialize.
+ (merge_pointed_to_info): Set.
+ (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
+ (dump_points_to_info_for): Show value of pt_null.
+ (struct count_ptr_d): Declare.
+ (find_ptr_dereference): Remove.
+ (ptr_is_dereferenced_by): Remove.
+ (count_ptr_derefs): New local function.
+ (count_uses_and_derefs): New local function.
+ (compute_points_to_and_addr_escape): Call it. If the number
+ of dereferences is greater than zero, mark the pointer as
+ dereferenced. If there are fewer dereferences than uses of
+ the pointer, the pointer's value escapes.
+
+2005-02-01 Diego Novillo <dnovillo@redhat.com>
+
+ PR tree-optimization/19670
+ * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
+ here...
+ (verify_use): ... set it here, instead.
+
+2005-02-01 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Test directives): Fix formatting.
+
+ * doc/sourcebuild.texi (Test directives): Describe selector
+ expressions.
+
+2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
+
+ * config.gcc (powerpc64-*-linux*): Default to -m64 also for
+ specific 64-bit CPUs.
+
+2005-02-01 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/16201
+ * arm.c (arm_eliminable_register): New function.
+ (adjacent_mem_locations): Don't allow eliminable registers. Use
+ HOST_WIDE_INT for address offsets.
+ * arm-protos.h (arm_eliminable_register): Add prototype.
+
+2005-02-01 Steven Bosscher <stevenb@suse.de>
+
+ PR optimization/15242
+ * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
+ * basic-block.h (duplicate_computed_gotos): Add prototype.
+ * bb-reorder.c (duplicate_computed_gotos): New function to
+ duplicate sufficiently small blocks ending in a computed jump.
+ * passes.c (rest_of_compilation): Call duplicate_computed_gotos
+ if not optimizing for size.
+ * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
+ never do tail merging for blocks ending in a computed jump.
+ * doc/invoke.texi: Document the max-goto-duplication-insns param.
+
+2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ Patch from Richard Sandiford <rsandifo@redhat.com>
+ * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
+ from inheriting a subreg equivalence with a non-spill register.
+
+ * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
+
+2005-02-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv.c (movcc_fp_destination_operand): New.
+ (gpr_or_memory_operand): Fix typo in comment.
+ (gpr_or_memory_operand_with_scratch): New.
+ * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
+ * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
+ movcc_fp_destination_operand.
+ (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
+ Legitimize memory addresses using a scratch register.
+
+2005-01-31 Jeff Law <law@redhat.com>
+
+ * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
+ bitmap a sparse bitmap instead of a simple bitmap.
+ (mark_def_sites_initialize_block): Corresponding changes.
+ (ssa_mark_def_sites_initialize_block): Likewise.
+ (ssa_mark_phi_uses): Likewise.
+ (mark_def_site, ssa_mark_def_sites): Likewise.
+ (mark_def_site_blocks): Likewise.
+ (rewrite_ssa_into_ssa): Likewise.
+
+ * tree-ssa-dom.c (record_cond): Pass correct variable type
+ for last argument to htab_find_slot_with_hash.
+
+ * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
+ effects when optimizing 0 % X. Do not try to optimize X % 0.
+
+2005-01-31 James E. Wilson <wilson@specifixinc.com>
+
+ * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
+ 1_mmalua.
+
+2005-02-01 Eric Christopher <echristo@redhat.com>
+
+ * config/mips/mips.c (override_options): Warn if -mint64
+ is used.
+ * doc/invoke.texi (MIPS Options): Document that -mint64 is
+ deprecated.
+
+2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
+ timestamp.
+ (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
+ REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
+ cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
+ (cached_regno): Initialize to INVALID_REGNUM.
+ (cse_reg_info_table_size,
+ cse_reg_info_table_first_uninitialized,
+ cse_reg_info_timestamp): New.
+ (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
+ get_cse_reg_info.
+ (init_cse_reg_info, get_cse_reg_info_1): New.
+ (get_cse_reg_info): Cache the last look-up.
+ (new_basic_block): Update the code to clear mappings from
+ registers to cse_reg_info entries.
+ (cse_main): Call init_cse_reg_info.
+
+ * cse.c (get_cse_reg_info): Update a comment.
+
+2005-01-31 Steven Bosscher <stevenb@suse.de>
+
+ PR c/19333
+ * c-decl.c (start_decl): Do not warn about arrays of elements with
+ an incomplete type here.
+ (grokdeclarator): Do it here by making a pedwarn an error.
+ * c-typeck.c (push_init_level): If there were previous errors with
+ the constructor type, do not warn about braces for initializers.
+ (process_init_element): Likewise for excess initializer elements.
+
+2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (delete_trivially_dead_insn): Don't iterate.
+
+2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * config/rs6000/rs6000.md (copysignsf3): New expand.
+ (copysigndf3): Likewise.
+
+2005-01-31 Steven Bosscher <stevenb@suse.de>
+
+ * recog.c (constrain_operands): Only look for earlyclobber operand
+ conflicts if an '&' constraint was seen.
+
+2005-01-31 Marc Espie <espie@openbsd.org>
+
+ * config.gcc: Don't include embedded systems fragment, switches default
+ debugging format to ELF.
+ * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
+ longer pick it up there.
+
+2005-01-31 Dale Johannesen <dalej@apple.com>
+
+ * doc/extend.texi (nested functions): Fix linkage description.
+ Clarify that static is not allowed.
+
+2005-01-31 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/darwin.md (movsf_low_di): Make work.
+ (movdf_low_di): Make work.
+
+2005-01-31 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/darwin-tramp.asm (__trampoline_setup):
+ Make work for 64 bit.
+
+2005-01-31 Roger Sayle <roger@eyesopen.com>
+ Dale Johannesen <dalej@apple.com>
+
+ PR middle-end/19650
+ * fold-const.c (fold_binary_op_with_conditional_arg):
+ Make types match original operands, before STRIP_NOPS.
+
+2005-01-31 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
+ (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
+ (struct gcc_sigcontext): Delete. Merge contents to..
+ (struct gcc_ucontext): ..here.
+ (get_sigcontext): Delete.
+ (get_regs): New function, like get_sigcontext but return regs ptr.
+ 64-bit version finds regs from r1 to support vdso.
+ (ppc_linux_aux_vector): New function.
+ (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
+ and vector regs.
+
+2005-01-31 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
+ sizetype.
+ (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
+ redundant fold. Fix misalignment for MINUS_EXPR.
+ (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
+ (vect_analyze_pointer_ref_access): Likewise.
+ (vect_get_memtag_and_dr): Likewise.
+
+2005-01-31 Richard Henderson <rth@redhat.com>
+
+ * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
+ (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
+ absnegdf2_i387, absnegxf2_i387): Likewise.
+
+2005-01-31 Richard Henderson <rth@redhat.com>
+
+ PR 19696
+ * optabs.c (expand_copysign_absneg): New.
+ (expand_copysign_bit): Split out from ...
+ (expand_copysign): ... here. Use expand_copysign_absneg.
+
+2005-01-30 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/19697
+ * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
+ constant as the second operand and a register as the third.
+
+2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/19704
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
+ that dllimport'd functions do not use all call-clobbered registers
+ to pass parameters.
+
+2005-01-30 Richard Henderson <rth@redhat.com>
+
+ PR 19696
+ * optabs.c (expand_absneg_bit): Split out from expand_unop and
+ expand_abs_nojump and generalize. Use operand_subword and
+ emit_no_conflict_block. Support large modes.
+ (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
+ back to maximum.
+ (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
+ negation to subtraction.
+ (expand_copysign): Check that the format has signed zeros.
+ Use operand_subword and emit_no_conflict_block. Support large modes.
+
+2005-01-30 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/19624
+
+ * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
+ * tree-ssa-pre.c: Add cfgloop.h.
+ Update comment.
+ (pre_stats): New member, constified.
+ (inserted_exprs): New static variable.
+ (NECESSARY): New macro.
+ (create_expression_by_pieces): Fold the expression, and
+ mark it as defaulting to not necessary. Also put in
+ inserted_exprs.
+ (fully_constant_expression): New function.
+ (insert_into_preds_of_block): Modify to not insert phis when we
+ are playing with induction variables.
+ Push phis onto the inserted_exprs vector, and mark them as not
+ necessary by default.
+ (insert_aux): Call fully_constant_expression on eprime.
+ If all edges produce the same value, mark it constant.
+ (mark_operand_necessary): New function.
+ (remove_dead_inserted_code): New function.
+ (init_pre): Init loop optimizer to get loop info.
+ (fini_pre): Free loop_optimizer, and inserted_exprs vec.
+ (execute_pre): Commit edge inserts, then remove dead code.
+
+2005-01-30 Richard Henderson <rth@redhat.com>
+
+ * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
+ * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
+
+2005-01-30 Richard Henderson <rth@redhat.com>
+
+ PR target/19700
+ * config/i386/i386.c (ix86_expand_copysign): New.
+ (ix86_split_copysign_const): New.
+ (ix86_split_copysign_var): Rename from ix86_split_copysign,
+ rearrange op1/nmask operands.
+ * config/i386/i386-protos.h: Update.
+ * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
+ (copysigndf3): Likewise.
+ (copysignsf3_const, copysigndf3_const): New.
+ (copysignsf3_var): Rename from copysignsf3, split out splitter
+ and fix split predicate for X constraint.
+ (copysigndf3_var): Similarly.
+
+2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
+
+ * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
+ doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
+ doc/tm.texi, doc/tree-ssa.texi: Update copyright.
+
+2005-01-29 Richard Henderson <rth@redhat.com>
+
+ PR target/19690
+ * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
+ of # and * in constraints.
+
+2005-01-29 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/19689
+ * expr.c (store_field): Don't strip sub-mode cast when the input
+ data is even smaller.
+
+2005-01-29 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/19687
+ * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
+ union being empty.
+
+2005-01-29 Richard Henderson <rth@redhat.com>
+
+ * combine.c (make_field_assignment): Fix argument order
+ to gen_int_mode.
+
+2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
+
+ PR tree-optimization/15791
+ * fold-const.c (extract_array_ref): New function.
+ (fold): Fold comparisons between &a[i] and &a[j] or
+ semantically equivalent trees.
+
+2005-01-29 Jeff Law <law@redhat.com>
+
+ * gcse.c (insert_expr_in_table): Revamp handling of available
+ and anticipatable occurrence lists to avoid unnecessary list
+ walking.
+ (insert_set_in_table): Similarly.
+
+2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
+
+ * c-common.c (fix_string_type): Just use c_build_qualified_type to
+ build string type.
+ (c_build_qualified_type): Build qualified array types with
+ TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
+ * c-decl.c (c_make_fname_decl): Build unqualified array type
+ before qualified type.
+ (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
+ type is qualified, not just if type itself is. Don't apply
+ qualifiers to array type when declarator is processed. Apply
+ qualifiers to field type whether or not it is an array type.
+ Don't handle array types specially for applying qualifiers to
+ variables.
+ * c-typeck.c (composite_type): Build unqualified element type and
+ array type when forming composite of array types.
+ (common_pointer_type, comptypes, comp_target_types,
+ type_lists_compatible_p, build_indirect_ref, build_array_ref,
+ convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
+ types.
+ (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
+ (args2) in variables a1 and a2.
+
+2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (n_elements_made, max_elements_made): Remove.
+ (insert): Don't touch n_elements_made.
+ (cse_main): Don't touch n_elements_made or max_elements_made.
+
+2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
+
+ PR target/15384
+ * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
+ configuration part of dp-bit.c to be lost.
+
+2005-01-28 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (expand_mult_highpart_optab): When attempting to use
+ a non-widening multiplication in a wider mode, the operands need
+ to be converted (zero or sign extended) to that mode.
+
+2005-01-28 Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/16558
+ PR middle-end/19583
+ * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
+ through if both operands fall through.
+
+2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (fold_rtx) <PC>: Don't optimize.
+
+2005-01-28 Jeff Law <law@redhat.com>
+
+ * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
+ (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
+
2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
* cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
and better.
-2005-01-27 Ian Lance Taylor <ian@c2micro.com>
+2005-01-27 Ian Lance Taylor <ian@airs.com>
PR middle-end/19583
* gimple-low.c (try_catch_may_fallthru): New static function.
2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
- * config/s390/s390.c (struct s390_frame_layout): Remove
+ * config/s390/s390.c (struct s390_frame_layout): Remove
save_backchain_p.
(s390_frame_info, s390_emit_prologue): Replace occurrences of
save_backchain_p with TARGET_BACKCHAIN.
2005-01-09 Ira Rosen <irar@il.ibm.com>
- * tree-vectorizer.c (vect_analyze_offset_expr): Use
+ * tree-vectorizer.c (vect_analyze_offset_expr): Use
expr_invariant_in_loop_p.
Initialize outputs first thing in the function.
(vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
(vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
- (vect_analyze_pointer_ref_access): Check that the initial condition of
+ (vect_analyze_pointer_ref_access): Check that the initial condition of
the access function is loop invariant.
2005-01-09 Richard Henderson <rth@redhat.com>
gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
- mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
+ mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
pswapdv2sf2): Move to mmx.md; rename as necessary with leading
mmx_ prefix.
(mmx_clrdi, pavgusb): Remove.
- (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
+ (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
with leading sse_ prefix.
* config/i386/sse.md: Receive them.
* config/i386/mmx.md: New file.
(mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
- mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
+ mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
Macroize from existing patterns; use ix86_binary_operator_ok.
(mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
(movtf, movtf_internal): Move near other fp moves.
(SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
- movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
+ movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
- sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
- sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
- sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
+ sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
+ sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
+ sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
- sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
+ sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
- sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
+ sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
- sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
+ sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
(sse_movhlps): Model with vec_select+vec_concat.
- (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
+ (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
- sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
+ sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
sse2_pshufhw_1): Likewise.
(neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
(add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
- ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
+ ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
(addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
for IBM long double format correctly.
2005-01-06 Daniel Berlin <dberlin@dberlin.org>
-
+
Fix PR tree-optimization/18792
* tree-data-ref.c (build_classic_dist_vector): Change first_loop
to first_loop_depth, and use loop depth instead of loop number.
(build_classic_dir_vector): Ditto.
(compute_data_dependences_for_loop): Use depth, not loop number.
- * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
+ * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
number. Pass in loops, instead of loop numbers.
(gather_interchange_stats): Ditto.
(linear_transform_loops): Ditto.
* gcc.c (process_command): Change year in 'gcc --version' to 2005.
2005-01-05 Daniel Berlin <dberlin@dberlin.org>
-
+
Fix PR middle-end/19286
Fix PR debug/19267
* dwarf2out.c (gen_subprogram_die): If we've already tried to
(decls_for_scope): Ditto.
* gimple-low.c (mark_blocks_with_used_subblocks): Remove.
(mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
-
+
2005-01-05 Richard Henderson <rth@redhat.com>
PR target/11327
(ix86_expand_binop_builtin): Force operands into registers
when optimizing.
(ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
- ix86_expand_sse_compare, ix86_expand_sse_comi,
+ ix86_expand_sse_compare, ix86_expand_sse_comi,
ix86_expand_builtin): Likewise.
2005-01-05 Richard Henderson <rth@redhat.com>
Richard Henderson <rth@redhat.com>
PR target/18910
- * config/i386/i386.c (ix86_expand_move): Handle tls symbols
+ * config/i386/i386.c (ix86_expand_move): Handle tls symbols
with an offset.
2005-01-05 Richard Henderson <rth@redhat.com>
* tree-vectorizer.c (vect_strip_conversions): New function.
(vect_analyze_offset_expr): Call vect_strip_conversions. Add
- check for binary class.
+ check for binary class.
2005-01-03 Daniel Berlin <dberlin@dberlin.org>
* tree-inline.c: Include debug.h.
(expand_call_inline): Call outlining_inline_function here.
* tree-optimize.c (init_tree_optimization_passes): Add
- pass_mark_used_blocks.
+ pass_mark_used_blocks.
* tree-pass.h (pass_mark_used_blocks): New.
* Makefile.in (tree-inline.o): Add debug.h dependency.
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