+2007-06-30 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/32433
+ * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
+ (ffs_cmove): New expander to expand using ctz pattern.
+ (*ffs_cmove): Remove pattern.
+ (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
+ (ffsdi2): Expand using ctz pattern.
+ (*ffs_rex64): Remove pattern.
+
+2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR rtl-optimization/32296
+ * pa.md (return): Delete pattern.
+ (return_internal): Remove "(const_int 1)" from pattern.
+ (epilogue): Use return_internal pattern for trivial returns.
+ * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
+ * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
+
+2007-06-30 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/32540
+ Fix PR tree-optimization/31651
+
+ * tree-ssa-sccvn.c: New file.
+
+ * tree-ssa-sccvn.h: Ditto.
+
+ * tree-vn.c: Include tree-ssa-sccvn.h
+ (val_expr_paid_d): Removed.
+ (value_table): Ditto.
+ (vn_compute): Ditto.
+ (val_expr_pair_hash): Ditto.
+ (val_expr_pair_expr_eq): Ditto.
+ (copy_vuses_from_stmt): Ditto.
+ (vn_delete): Ditto.
+ (vn_init): Ditto.
+ (shared_vuses_from_stmt): Ditto.
+ (print_creation_to_file): Moved up.
+ (sort_vuses): Ditto.
+ (sort_vuses_heap): Ditto.
+ (set_value_handle): Make non-static.
+ (make_value_handle): Ditto.
+ (vn_add): Rewritten to use sccvn lookups.
+ (vn_add_with_vuses): Ditto.
+ (vn_lookup): Ditto (and second argument removed).
+ (vn_lookup_with_vuses): Ditto.
+ (vn_lookup_or_add): Ditto (and second argument removed);
+ (vn_lookup_or_add_with_vuses): Ditto.
+ (vn_lookup_with_stmt): New.
+ (vn_lookup_or_add_with_stmt): Ditto.
+ (create_value_handle_for_expr): Ditto.
+
+ * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
+ (seen_during_translate): New function.
+ (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
+ (phi_trans_add): Ditto.
+ (constant_expr_p): FIELD_DECL is always constant.
+ (phi_translate_1): Renamed from phi_translate, add seen bitmap.
+ Use constant_expr_p.
+ Avoid infinite recursion on mutually valued expressions.
+ Change callers of vn_lookup_or_add.
+ (phi_translate): New function.
+ (compute_antic_safe): Allow phi nodes.
+ (create_component_ref_by_pieces): Update for FIELD_DECL change.
+ (find_or_generate_expression): Rewrite slightly.
+ (create_expression_by_pieces): Updated for vn_lookup_or_add
+ change.
+ Update VN_INFO for new names.
+ (insert_into_preds_of_block): Update for new names.
+ (add_to_exp_gen): New function.
+ (add_to_sets): Use vn_lookup_or_add_with_stmt.
+ (find_existing_value_expr): Rewrite to changed vn_lookup.
+ (create_value_expr_from): Ditto, and use add_to_exp_gen.
+ (try_look_through_load): Removed.
+ (try_combine_conversion): Ditto.
+ (get_sccvn_value): New function.
+ (make_values_for_phi): Ditto.
+ (make_values_for_stmt): Ditto.
+ (compute_avail): Rewritten for vn_lookup_or_add changes and to use
+ SCCVN.
+ (init_pre): Update for SCCVN changes.
+ (fini_pre): Ditto.
+ (execute_pre): Ditto.
+
+ * tree-flow.h (make_value_handle): Declare.
+ (set_value_handle): Ditto.
+ (sort_vuses_heap): Ditto.
+ (vn_lookup_or_add_with_stmt): Ditto.
+ (vn_lookup_with_stmt): Ditto.
+ (vn_compute): Remove.
+ (vn_init): Ditto.
+ (vn_delete): Ditto.
+ (vn_lookup): Update arguments.
+
+ * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
+ (tree-vn.o): Ditto.
+ (tree-ssa-sccvn.o): New.
+ (OBJS-common): Add tree-ssa-sccvn.o
+
+2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/4076
+ * c-typeck.c (build_external_ref): Don't mark as used if called
+ from itself.
+ * calls.c (rtx_for_function_call): Likewise.
+
+2007-06-30 Richard Sandiford <richard@codesourcery.com>
+
+ Revert:
+
+ 2007-06-27 Richard Sandiford <richard@codesourcery.com>
+
+ * dce.c (deletable_insn_p_1): New function, split out from...
+ (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
+ specially, not those inside PARALLELs. Remove BODY argument
+ and adjust recursive call accordingly.
+ (prescan_insns_for_dce): Update call to delete_insn_p.
+
+2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
+
+ * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
+ (try_combine): Move potential calls to undo_all() so they happen
+ before we commit to using the combined insns.
+
+2006-06-30 Jan Hubicka <jh@suse.cz>
+
+ * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
+ code.
+
+2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
+
+ * ipa.c (cgraph_postorder): Cast according to the coding conventions.
+ (cgraph_remove_unreachable_nodes): Likewise.
+ * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
+ * ipa-inline.c (update_caller_keys): Cast according to the coding
+ conventions.
+ (cgraph_decide_recursive_inlining): Likewise.
+ (cgraph_decide_inlining_of_small_function): Likewise.
+ (try_inline): Likewise.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ * ipa-pure-const.c (get_function_state): Likewise.
+ (scan_function): Likewise.
+ (analyze_function): Likewise.
+ (static_execute): Likewise.
+ * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
+ (merge_callee_local_info): Likewise.
+ (analyze_function): Use type safe memory macros.
+ (static_execute): Likewise. Cast according to the coding conventions.
+ * ipa-type-escape.c (scan_for_regs): Cast according to the coding
+ conventions.
+ * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
+ names.
+ (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
+ * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
+ variable names.
+
+2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/30024
+ * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
+ for complex modes (both int and real).
+
+2007-06-29 Jan Hubicka <jh@suse.cz>
+
+ * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
+
+2007-06-29 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/32372
+ * cse.c (cse_insn): Avoid invalid sharing in between register note and
+ the insn pattern.
+
+2007-06-29 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/32335
+ * config/avr/avr.c: Include dataflow header file.
+ (expand_prologue): Adjust for prologue insn change.
+ * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
+ inside a insn.
+
+2007-06-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/32493
+ * gimplify.c (gimplify_call_expr): Ignore variable argument parts
+ during type verification.
+
+2007-06-29 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (validate_change_rtx_1): Unshare TO argument.
+
+2007-06-29 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/24659
+ * tree-vect-transform.c (vectorizable_call): Handle
+ (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
+
+ * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
+ * config/i386/i386.c (enum ix86_builtins)
+ [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
+ (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
+ description.
+ (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
+ const using def_builtin_const.
+ (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
+ input operands in the same modes as the result.
+ (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
+
+2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
+ (df_set_dead_notes_for_mw): Likewise.
+
+2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
+
+ * c-common.c (pointer_int_sum): Do the negation in sizetype.
+
+2007-06-28 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
+
+2007-06-28 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (C++ Dialect Options): Document
+ fvisibility-ms-compat.
+ * c.opt (fvisibility-ms-compat): New.
+
+2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/32417
+ * tree-affine.c (aff_combination_add_elt): Handle
+ pointer addition specially.
+
+2007-06-28 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
+ decl is non-external for AIX ABI.
+
+2007-06-28 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/predicates.md (current_file_function_operand):
+ Ensure the symbol is non-external for AIX ABI.
+
+2007-06-28 Nick Clifton <nickc@redhat.com>
+
+ * common.opt (fipa-matrix-reorg): Add Optimization attribute.
+ (fdce, fdse, fpredictive-commoning): Likewise.
+
+2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR other/31400
+ * gcc.c (process_command): Recognize the new -static-libgfortran
+ option.
+
+2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
+
+ PR target/32418
+ * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
+ Use a call clobbered hard reg instead of a pseudo reg.
+
+2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (load_gbr): Use correct operand constraint.
+
+2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/32479
+ * config/sh/sh.md (udivsi3): Don't wrap the sequence with
+ REG_LIBCALL and REG_RETVAL notes.
+ (divsi3, mulsi3): Likewise.
+ (mulhisi3): Likewise. Use emit_libcall_block.
+ (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
+
+2007-06-27 Seongbae Park <seongbae.park@gmail.com>
+
+ PR rtl-optimization/32481
+ * combine.c (adjust_for_new_dest): Rescan the changed insn.
+
+2007-06-27 Richard Sandiford <richard@codesourcery.com>
+
+ * dce.c (deletable_insn_p_1): New function, split out from...
+ (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
+ specially, not those inside PARALLELs. Remove BODY argument
+ and adjust recursive call accordingly.
+ (prescan_insns_for_dce): Update call to delete_insn_p.
+
+2007-06-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/32492
+ * tree.h (fold_convertible_p): Declare.
+ * fold-const.c (fold_convertible_p): New function.
+ * gimplify.c (gimplify_call_expr): Use fold_convertible_p
+ instead of lang_hooks.types_compatible_p.
+
+2007-06-26 Jan Hubicka <jh@suse.cz>
+
+ * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
+ * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
+ early use validate_unshare_change.
+ (reload_combine): Likewise.
+ * recog.c (change_t): New field unshare.
+ (validate_change_1): Rename from validate_change; add argument unshare.
+ (validate_change): Turn into wrapper of validate_change_1; update
+ prototype for bools.
+ (validate_unshare_change): New.
+ (confirm_change_group): Unshare changes if asked for; avoid unnecesary
+ calls of df_insn_rescan.
+ * recog.h (validate_change): Replace ints by bools.
+ (validate_unshare_change): Declare.
+
+2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
+
+2007-06-26 Steve Ellcey <sje@cup.hp.com>
+
+ * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
+
+2007-06-25 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
+ uninlinable call.
+ (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
+ cgraph_decide_inlining_incrementally): Move uninlinability checks to
+ places other call site specific checks are performed.
+
2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/32421
2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/32437
- *dce.c (deletable_insn_p): Add extra parameter and recurse if insn
+ * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
is a PARALLEL.
(prescan_insns_for_dce): Add extra parameter.
* gimplify.c (mark_addressable): New function.
(gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
-2007-06-19 Uros Bizjak <ubizjak@gmail.com>
+2007-06-22 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/32374
* expr.c (store_constructor): Do not clobber non-zeroed memory.
2007-06-19 Nick Clifton <nickc@redhat.com>
- * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for
- -pthread.
+ * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2007-06-18 Uros Bizjak <ubizjak@gmail.com>
* gcse.c (replace_store_insn): Update the note before
calling emit_insn_after.
-2007-06-18 David Daney <ddaney@avtrex.com
-
- Revert:
-
- 2007-06-18 David Daney <ddaney@avtrex.com
-
- PR target/32313
- * config/mips/mips.c (mips_expand_call): Mark $gp as used by
- local function call.
-
-2007-06-18 David Daney <ddaney@avtrex.com
-
- PR target/32313
- * config/mips/mips.c (mips_expand_call): Mark $gp as used by
- local function call.
-
2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/32355