+2005-10-21 Janis Johnson <janis187@us.ibm.com>
+
+ * var-tracking.c (vt_initialize): Initialize post.
+
+2005-10-21 Devang Patel <dpatel@apple.com>
+
+ PR/24220
+ * c-common.c (vector_types_convertible_p): Check vector element type.
+
+2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (prepare_move_operands): Handle the address
+ constant which is a tls symbolic address plus a constant.
+
+2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR driver/24473
+ * gcc.c (main): Use the correct counter for erroring out
+ about mulitple files.
+
+2005-10-21 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/24465
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
+ use r2 for 64-bit tls .got access.
+
+2005-10-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
+ TRUTH_OR_EXPR.
+
+2005-10-20 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/24225
+ * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
+
+2005-10-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/24295
+ * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
+ alias targets.
+ * varasm.c (find_decl_and_mark_needed): After cgraph global info
+ is ready, stop marking functions, but still mark variables.
+
+2005-10-20 Richard Guenther <rguenther@suse.de>
+
+ PR c++/24439
+ * fold-const.c (invert_truthvalue): Handle COND_EXPR with
+ void type operands.
+
+2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/23585
+ * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
+ (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
+ (may_trap_p_1): New predicate extracted from...
+ (may_trap_p): ... here. Invoke may_trap_p_1.
+ (may_trap_or_fault_p): New predicate.
+ * rtl.h (may_trap_or_fault_p): Declare it.
+ * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
+ instead of may_trap_p.
+ (steal_delay_list_from_fallthrough): Likewise.
+ (fill_simple_delay_slots): Likewise.
+ (fill_slots_from_thread): Likewise.
+ * function.c (pad_to_arg_alignment): Rework comment about
+ SPARC_STACK_BOUNDARY_HACK.
+ * config/sparc/sparc.h: Likewise.
+
+2005-10-19 Adrian Straetling <straetling@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_insv): New.
+ * config/s390/s390-protos.h (s390_expand_insv): Declare.
+ * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
+ ("icm_hi"): Remove mode attribute.
+ ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
+ Adjust all uses.
+ ("*extracthi", "*extractqi"): Remove.
+ (extv<mode>", "*extzv<mode>"): New.
+ ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
+ "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
+
+2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * cfgexpand.c (discover_nonconstant_array_refs_r,
+ discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
+ (tree_expand_cfg): Call discover_nonconstant_array_refs.
+ * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
+ discover_nonconstant_array_refs.
+
+2005-10-19 Steven Bosscher <stevenb@suse.de>
+
+ PR c/23228
+ * c-decl.c (pop_scope): Don't warn about an unused variable
+ if it is marked with TREE_NO_WARNING.
+ (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
+ somenow mismatch and olddecl is to be replaced.
+
+2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR middle-end/23199
+ * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
+ whether registers live on the edge can be saved/restored.
+
+2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (fixup_mova): Skip notes.
+
+2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
+ * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
+ (s390_can_eliminate): Handle BASE_REGNUM elimination.
+ (s390_initial_elimination_offset): Likewise.
+ (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
+ register on TARGET_ZARCH targets.
+ * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
+ (INITIAL_FRAME_POINTER_OFFSET): Remove.
+ (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
+ (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
+
+2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md: Comment describing output modifiers updated.
+ * config/s390/s390.c (print_operand): Likewise.
+
+2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Added check for -mstack-size
+ 64k limitation.
+ * doc/invoke.texi: Mention that limit in the documenation.
+
+2005-10-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR #19672
+ * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
+
+2005-10-18 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/24231
+
+ * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
+ (compute_avail): Ditto.
+
+2005-10-18 Richard Henderson <rth@redhat.com>
+
+ PR target/24428
+ * config/i386/i386.c (legitimate_constant_p): Check
+ SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
+ if LABEL_REF.
+ (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
+ (legitimate_pic_address_disp_p): Reorg CONST checking to make
+ sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
+ directly.
+ (print_operand_address): Likewise.
+ * config/i386/predicates.md (x86_64_immediate_operand): Test
+ SYMBOL_REF_TLS_MODEL properly inside CONST.
+ (x86_64_zext_immediate_operand): Likewise.
+ (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
+ initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
+ * config/i386/i386-protos.h: Remove predicates.md entries.
+
+2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
+ Check that elements of TYPE_METHODS are FUNCTION_DECLs.
+
+2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
+ Ian Lance Taylor <ian@airs.com>
+
+ PR middle-end/23522
+ * fold-const.c (fold_widened_comparison): Do not allow range based
+ constant folding when right operand cannot be unwidened.
+
+2005-10-17 Richard Henderson <rth@redhat.com>
+
+ * builtins.c (expand_builtin_synchronize): Build a new-style asm
+ with a memory clobber.
+
+2005-10-17 James E Wilson <wilson@specifix.com>
+
+ PR rtl-optimization/17356
+ * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
+ checking for EDGE_EH.
+
+2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
+ the slot on an even boundary for any type with 16-byte alignment.
+
+2005-10-17 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/23424
+ * md.texi (Modifiers) <%>: Clarify that % doesn't work
+ after register allocation.
+
+2005-10-17 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
+ as frame related.
+
+2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/22551
+ * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
+ overflow flags.
+
+2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
+ to 2 if it's already non-zero.
+ (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
+ is set and warn about it if flag_schedule_insns is 1.
+
+2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
+
+ * config/crx/crx.md: Compare-and-branch instructions need to
+ invalidate CC.
+
+2005-10-17 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/24315
+ * config/i386/i386.md (*pushdi2_rex64 splitter)
+ (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
+ (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
+ flow2 pass only when (optimize > 0 && flag_peephole2).
+
+2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR driver/22544
+ * gcc.c (have_c): New static variable.
+ (have_o): Likewise.
+ (process_command): Remove declation of have_c.
+ Set have_o to 1 when handling -o.
+ (main): Add a fatel error if there are multiple
+ files specified and -o and -c/-S is passed witout
+ -combine or multiple languages.
+
+2005-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/22444
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
+ Assert that we don't hit something with subvars.
+ (setup_pointers_and_addressables): Don't add things with subvars,
+ because we'll already process the subvars for aliasing purposes.
+
+2005-10-16 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/23424
+ * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
+ ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
+ ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
+ ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
+ ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
+ swapped, alternatives for the R constraint.
+
+ PR middle-end/24341
+ * builtins.c (get_builtin_sync_mode): Make unlimited
+ mode_for_size request.
+
+2005-10-15 Richard Henderson <rth@redhat.com>
+
+ * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
+ (gimplify_expr): ... here.
+ (gimplify_compound_lval): Use it in initial scan loop. Allow
+ fb_lvalue in base expression.
+
+2005-10-15 Richard Henderson <rth@redhat.com>
+
+ PR 23714
+ * builtins.c (expand_builtin_trap): Export.
+ * expr.h (expand_builtin_trap): Declare.
+ * expr.c (expand_assignment): Emit a trap for integral offsets
+ from registers that weren't reduced to bitpos.
+
+ * tree-cfg.c (mark_array_ref_addressable_1): Remove.
+ (mark_array_ref_addressable): Remove.
+ * tree-flow.h (mark_array_ref_addressable): Remove.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
+
+2005-10-15 James E Wilson <wilson@specifix.com>
+
+ PR target/24232
+ * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
+ (add_dependence_list_and_free): Likewise.
+ (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
+ call.
+
+2005-10-15 Diego Novillo <dnovillo@redhat.com>
+
+ PR 23141
+ PR 23142
+ * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
+ sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
+ anti-range.
+ (vrp_visit_phi_node): Only prevent infinite iterations when
+ the previous result and the new result are both VR_RANGEs.
+
+2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
+
+ * tree-into-ssa.c (mark_def_sites): Correct minor typo in
+ function comment.
+
+2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/23439
+ * c-parser.c (c_parser_for_statement): Use location of RID_FOR
+ to initialize loc.
+
+2005-10-14 Per Bothner <per@bothner.com>
+
+ PR preprocessor/21250
+ * c-ppoutput.c (print_line): Print internal line 0 as 1.
+
+2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR c++/22551
+ * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
+ overflow flags. Refactor some conditionals.
+
+2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/21304
+ * tree-dfa.c (add_referenced_var): Only look at decls which
+ have TREE_CONSTANT or TREE_READONLY set instead of if
+ !TREE_PUBLIC or !TREE_CONSTANT.
+
+2005-10-13 James E Wilson <wilson@specifix.com>
+
+ * doc/invoke.texi: For -x, add f95-cpp-input.
+ * doc/install.texi: For --enable-languages doc, change f95 to fortran.
+
2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
PR tree-optimization/24262
2005-10-06 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
- change.
+ change.
2005-10-06 Richard Henderson <rth@redhat.com>
2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
PR target/23847
- * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
- for __complex__ double in -mcpu=G5 mode.
+ * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
+ for __complex__ double in -mcpu=G5 mode.
2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
- * combine.c (make_extraction): Check for valid use of subreg.
+ * combine.c (make_extraction): Check for valid use of subreg.
2005-09-26 Uros Bizjak <uros@kss-loka.si>
2005-09-22 David Edelsohn <edelsohn@gnu.org>
- PR target/24007
- * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
- registers when choosing register preferences.
- (movdf_hardfloat64): Same.
+ PR target/24007
+ * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
+ registers when choosing register preferences.
+ (movdf_hardfloat64): Same.
2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
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