+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
+ (dump_gimple_stmt): Likewise.
+
+2010-04-16 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+
+ * recog.h (struct recog_data): New field is_operator.
+ (struct insn_operand_data): New field is_operator.
+ * recog.c (extract_insn): Set recog_data.is_operator.
+ * genoutput.c (output_operand_data): Emit code to set the
+ is_operator field.
+ * reload.c (find_reloads): Use it rather than testing for an
+ empty constraint string.
+
+ PR target/41514
+ * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
+ If the previous insn is a cbranchsi4_insn with the same arguments,
+ omit the compare instruction.
+
+ * config/arm/arm.md (addsi3_cbranch): If destination is a high
+ register, inputs must be low registers and we need a low register
+ scratch. Handle alternative 2 like alternative 3.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
+ don't call get_addr on both. If one expression is a VALUE and
+ the other a REG, check VALUE's locs if the REG isn't among them.
+
+2010-04-16 Christian Bruel <christian.bruel@st.com>
+
+ * config/sh/sh.h (sh_frame_pointer_required): New function.
+ * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
+ (flag_omit_frame_pointer) Set.
+ (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
+ (rounded_frame_size): Adjust size with outgoing_args_size.
+ (sh_set_return_address): Must return from stack pointer.
+ * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
+ (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
+ (ACCUMULATE_OUTGOING_ARGS): Define.
+ * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
+ * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
+
+2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/43471
+ * config/sh/sh.c (sh_legitimize_reload_address): Use
+ MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
+ Remove a unneeded check for offset_base.
+
+2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ * configure: Regenerated.
+
+2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_call_save_register_used): Switch back
+ to HARD_REGNO_NREGS.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (alias_set_subset_of): Handle alias-set zero
+ child properly.
+
+2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
+ alternatives according to use of high and low regs.
+ * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
+ * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
+ optimizing for size on Thumb-2.
+
+2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
+
+ * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (struct variable_info): Add
+ is_fn_info flag.
+ (new_var_info): Initialize it.
+ (dump_constraints): Support printing last added constraints.
+ (debug_constraints): Adjust.
+ (dump_constraint_graph): Likewise.
+ (make_heapvar_for): Check for NULL cfun.
+ (get_function_part_constraint): New function.
+ (get_fi_for_callee): Likewise.
+ (find_func_aliases): Properly implement IPA PTA constraints.
+ (process_ipa_clobber): New function.
+ (find_func_clobbers): Likewise.
+ (insert_into_field_list_sorted): Remove.
+ (create_function_info_for): Properly allocate vars for IPA mode.
+ Do not use insert_into_field_list_sorted.
+ (create_variable_info_for): Properly generate constraints for
+ global vars in IPA mode.
+ (dump_solution_for_var): Always dump the solution.
+ (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
+ (find_what_var_points_to): Adjust.
+ (pt_solution_set): Change.
+ (pt_solution_ior_into): New function.
+ (pt_solution_empty_p): Export.
+ (pt_solution_includes_global): Adjust.
+ (pt_solution_includes_1): Likewise.
+ (pt_solutions_intersect_1): Likewise.
+ (dump_sa_points_to_info): Check some invariants.
+ (solve_constraints): Move constraint dumping ...
+ (compute_points_to_sets): ... here.
+ (ipa_pta_execute): ... and here.
+ (compute_may_aliases): Do not re-compute points-to info
+ locally if IPA info is available.
+ (ipa_escaped_pt): New global var.
+ (ipa_pta_execute): Properly implement IPA PTA.
+ * tree-into-ssa.c (dump_decl_set): Support dumping
+ decls not in referenced-vars.
+ * tree-flow.h (struct gimple_df): Add ipa_pta flag.
+ * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
+ (dump_points_to_solution): Likewise.
+ * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
+ * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
+ (remap_gimple_stmt): Reset call clobber/use information if
+ necessary.
+ (copy_decl_to_var): Copy DECL_PT_UID.
+ (copy_result_decl_to_var): Likewise.
+ * tree.c (make_node_stat): Initialize DECL_PT_UID.
+ (copy_node_stat): Copy it.
+ * tree.h (DECL_PT_UID): New macro.
+ (SET_DECL_PT_UID): Likewise.
+ (DECL_PT_UID_SET_P): Likewise.
+ (struct tree_decl_minimal): Add pt_uid member.
+ * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
+ (pt_solution_empty_p): Declare.
+ (pt_solution_set): Adjust.
+ (ipa_escaped_pt): Declare.
+ * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
+ * gimple-pretty-print.c (pp_points_to_solution): New function.
+ (dump_gimple_call): Dump call clobber/use information.
+ * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
+ * tree-pass.h (TDF_ALIAS): New dump option.
+ * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
+ * doc/invoke.texi (-fipa-pta): Update documentation.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (OBJS-common): Add gimple-fold.o.
+ (gimple-fold.o): New rule.
+ * tree.h (maybe_fold_offset_to_reference,
+ maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
+ prototypes ...
+ * gimple.h: ... here.
+ * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
+ may_propagate_address_into_dereference): Move prototypes ...
+ * gimple.h: ... here.
+ * tree-ssa-ccp.c (get_symbol_constant_value,
+ may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
+ maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
+ maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
+ maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
+ ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
+ fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
+ gimplify_and_update_call_from_tree): Move ...
+ * gimple-fold.c: ... here. New file.
+ (ccp_fold_builtin): Rename to ...
+ (gimple_fold_builtin): ... this.
+ * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
+ fit_double_type, force_fit_type_double, add_double_with_sign,
+ neg_double, mul_double_with_sign, lshift_double, rshift_double,
+ lrotate_double, rrotate_double, div_and_round_double): Move ...
+ * double-int.c: ... here.
+ * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
+ add_double, neg_double, mul_double_with_sign, mul_double,
+ lshift_double, rshift_double, lrotate_double, rrotate_double,
+ div_and_round_double): Move prototypes ...
+ * double-int.h: ... here.
+
+2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+
+ PR target/43742
+ * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
+ matching constraints to ensure inputs match the output.
+
+2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/43742
+ * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
+ in an input-only operand.
+
+2010-04-15 Anatoly Sokolov <aesok@post.ru>
+
+ * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
+ (double_int_not, double_int_lshift, double_int_rshift): Declare.
+ (double_int_negative_p): Convert to static inline function.
+ * double-int.c (double_int_lshift, double_int_lshift): Add new function.
+ (double_int_negative_p): Remove.
+ * tree.h (lshift_double, rshift_double):
+ * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
+ * fold-const.c (fold_convert_const_int_from_real,
+ fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
+ (lshift_double): Change type of arith argument to bool.
+ (rshift_double): Change type of arith argument to bool. Correct
+ comment.
+ * expmed.c (mask_rtx, lshift_value): (Ditto.).
+
+2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+
+ PR target/21803
+ * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
+ at the start and end of the then/else blocks, and omit them from the
+ conversion.
+ * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
+ argument; all callers changed. Pass zero to old_insns_match_p instead.
+ (flow_find_head_matching_sequence): New function.
+ (old_insns_match_p): Check REG_EH_REGION notes for calls.
+ * basic-block.h (flow_find_cross_jump,
+ flow_find_head_matching_sequence): Declare functions.
+
+2010-04-14 Jason Merrill <jason@redhat.com>
+
+ PR c++/36625
+ * c-common.c (attribute_takes_identifier_p): New fn.
+ * c-common.h: Declare it.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
+ splitter condition.
+ (*udivmod<mode>4): Ditto.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (maxmin_int): Rename code attribute from
+ maxminiprefix and update all users.
+ (maxmin_float): Ditto from maxminfprefix.
+ (logic): Ditto from logicprefix.
+ (absneg_mnemonic): Ditto from absnegprefix.
+ * config/i386/mmx.md: Update all users of maxminiprefix,
+ maxminfprefix and loficprefix for rename.
+ * config/i386/sse.md: Ditto.
+ * config/i386/sync.md (sync_<code><mode>): Update for
+ logicprefix rename.
+
+2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 42966
+ * diagnostics.c (diagnostic_report_diagnostic): Mark specially
+ warnings converted to errors.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
+ used insn_type variable.
+ (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
+ to avoid set-but-not-used warning.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * df-core.c (df_ref_debug): Change format string placeholder
+ from 0x%x to %#x.
+ * dwarf2asm.c (dw2_asm_output_data_raw,
+ dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
+ dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
+ * dwarf2out.c (output_cfi, output_cfi_directive,
+ dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
+ output_cfa_loc_raw, output_die, output_ranges, output_file_names):
+ Ditto.
+ * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
+ * print-rtl.c (print_rtx): Ditto.
+
+2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR middle-end/42694
+ * builtins.c (expand_builtin_pow_root): New function to expand pow
+ calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
+ series of sqrt and cbrt calls under -ffast-math.
+ (expand_builtin_pow): Call it.
+
+2010-04-14 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/42963
+ * tree-cfg.c (touched_switch_bbs): New static variable.
+ (group_case_labels_stmt): New function broken out from ...
+ (group_case_labels): ... here, use the above.
+ (start_recording_case_labels): Allocate touched_switch_bbs.
+ (end_recording_case_labels): Deallocate it, call
+ group_case_labels_stmt.
+ (gimple_redirect_edge_and_branch): Remember index of affected BB.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
+ from insn template.
+
+2010-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
+
+2010-04-13 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
+ of optimized out static functions.
+ (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
+ cost computation. Also sanity check for overflows.
+ (update_caller_keys): Update cgraph_edge_badness call; properly
+ update fibheap and sanity check that it is up to date.
+ (add_new_edges_to_heap): Update cgraph_edge_badness.
+ (cgraph_decide_inlining_of_small_function): Likewise;
+ add sanity checking that badness in heap is up to date;
+ improve dumping of reason; Update badness of calls to the
+ offline copy of function currently inlined; dump badness
+ of functions not inlined because of unit growth limits.
+
+2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/32628
+ * c-common.c (pointer_int_sum): Disregard overflow that occured only
+ because of sign-extension change when converting to sizetype here...
+ * fold-const.c (fold_convert_const_int_from_int): ...and not here.
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
+ the folding to constants. Remove redundant final conversion.
+ (fold_binary) <associate>: Do not associate if the re-association of
+ constants alone overflows.
+ (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
+ to the end of the list.
+ (multiple_of_p) <COND_EXPR>: New case.
+
+2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * opt-functions.awk (opt_sanitized_name): New.
+ (opt_enum): New.
+ * optc-gen.awk: Use it
+ * opth-gen.awk: Use it.
+
+2010-04-13 Martin Jambor <mjambor@suse.cz>
+
+ * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
+ (sra_modify_assign): Delete stmts loading dead data even if racc has no
+ children. Call replace_uses_with_default_def_ssa_name to handle
+ SSA_NAES on lhs.
+
2010-04-13 Michael Matz <matz@suse.de>
PR middle-end/43730
* Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
* c-pch.c: Include timevar.h.
(c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
- (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE
- timers.
+ (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
* ggc-common.c: Include timevar.h.
- (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT
- timers.
+ (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
* timevar.def (TV_PCH_SAVE): Define.
(TV_PCH_CPP_SAVE): Define.
(TV_PCH_PTR_REALLOC): Define.
* except.c (lang_eh_type_covers): Likewise.
2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
-
Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
-
+ Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
* gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
* gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
- UNITS_PER_LONG where it is ABI relevant.
+ UNITS_PER_LONG where it is ABI relevant.
(s390_return_addr_rtx): Likewise.
(s390_back_chain_rtx): Likewise.
(s390_frame_area): Likewise.
(DWARF_CIE_DATA_ALIGNMENT): New macro.
(s390_expand_setmem): Remove unused variable src_addr.
* gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
- deal with 64 bit registers.
+ deal with 64 bit registers.
* gcc/config/s390/s390.h: Define __zarch__ predefined macro.
Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
(UNITS_PER_LONG): New macro.
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