+2008-09-04 Ian Lance Taylor <iant@google.com>
+
+ * varasm.c (narrowing_initializer_constant_valid_p): New
+ static function.
+ (initializer_constant_valid_p): Call it.
+
+2008-09-04 Jeff Law <law@redhat.com>
+
+ * fold-const.c (native_encode_real): Fix computation of WORDS.
+ (native_interpret_real): Likewise.
+
+2008-09-04 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
+
+2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-conflicts.c (process_regs_for_copy): Check insn to check
+ that the cost is already taken into account in ira-costs.c
+
+ * ira-int.h (ira_debug_copy, ira_debug_copies): New.
+
+ * ira-build.c (print_copy, print_copies, ira_debug_copy,
+ ira_debug_copies): New.
+ (ira_bulid): Call print_copies.
+
+ * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
+
+2008-09-04 Samuel Tardieu <sam@rfc1149.net>
+
+ PR target/32783
+ * config/rs6000/rs6000.c (optimization_options): Remove check of
+ flag_toplevel_order.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
+ * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
+ second operand is a reg_imm10_operand.
+ * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
+ *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
+ (*seq_<GPR:mode><GPR2:mode>): Rename to
+ *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
+ ISA_HAS_SEQ_SNE.
+ (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
+ *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
+ ISA_HAS_SEQ_SNE.
+ (*sne_<GPR:mode><GPR2:mode>): Rename to
+ *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
+ ISA_HAS_SEQ_SNE.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_EXTS): New macro.
+ * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
+ combining an arithmetic right shift by more than 31 and a
+ trunction. Don't match for out-of-range shift amounts. Set
+ attribute mode to <MODE>.
+ (*lshr32_trunc<mode>): Name the pattern combining a logical right
+ shift by 32 and and a truncation. Set attribute mode to <MODE>.
+ (*<optab>_trunc<mode>_exts): New pattern for truncated right
+ shifts by less than 32.
+ (extv): Change predicate on first operand to accept registers.
+ Change predicate of the other operands from immediate_operand to
+ const_int_operand. Expand exts when source is a register.
+ (extzv): Change predicate of the constant operands from
+ immediate_operand to const_int_operand.
+ (extzv<mode>): Change predicate of the constant operands from
+ immediate_operand to const_int_operand and no constraint. Also
+ remove mode.
+ (*extzv_trunc<mode>_exts): New pattern.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_CINS): New macro.
+ * config/mips/mips-protos.h (mask_low_and_shift_p,
+ mask_low_and_shift_len): Declare.
+ * config/mips/mips.c (mask_low_and_shift_p,
+ mask_low_and_shift_len): New functions.
+ (mips_print_operand): Handle new operand prefix "m".
+ * config/mips/mips.md (*cins<mode>): New pattern.
+
+2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
+ optimizing for size.
+
+2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
+ regardless of epilogue_completed.
+
+2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37359
+ * ira-lives.c (process_bb_node_lives): Check setjmp.
+
+2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR middle-end/37243
+ * ira-build.c (form_loop_tree): Reverse BB walk.
+ (create_bb_allocnos): Likewise.
+ * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
+ (mark_reg_store): Rename to...
+ (mark_ref_live): ...this and take a df_ref argument instead of
+ note_stores arguments. Assert that we have a register.
+ (mark_reg_clobber): Delete.
+ (def_conflicts_with_inputs_p): New function.
+ (mark_reg_conflicts): Delete.
+ (mark_reg_death): Rename to...
+ (mark_ref_dead): ...this and take a df_ref argument instead of
+ a register. Assert that we have a register.
+ (process_bb_node_lives): Hoist frequency calculation out of
+ instruction walk. Convert from a forwards scan to a backwards scan.
+ Use DF_REF_USES and DF_REF_DEFS instead of register notes and
+ note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
+ (create_allocno_live_ranges): Don't create regs_set.
+
+2008-09-04 Ian Lance Taylor <iant@google.com>
+
+ * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
+ or REG_LABEL_TARGET.
+ * calls.c (emit_library_call_value_1): Use MEM_P rather than
+ comparing MODE with MEM.
+ * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
+ comparing with GF_PREDICT_TAKEN.
+ (gimple_get_lhs): Change code to enum gimple_code.
+ (gimple_set_lhs): Likewise.
+ * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
+ * omp-low.c (find_omp_clause): Change kind parameter to enum
+ omp_clause_code.
+ * tree-flow.h (find_omp_clause): Update declaration.
+ * regrename.c (clear_dead_regs): Change kind parameter to enum
+ reg_note.
+ * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
+ GET_MODE.
+ * see.c (see_get_extension_data): Change return type to enum
+ entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
+ SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
+ (see_gen_normalized_extension): Change extension_code parameter to
+ enum entry_type.
+ (see_seek_pre_extension_expr): Change extension_code to enum
+ entry_type.
+ (see_merge_one_def_extension): Likewise.
+ (see_handle_relevant_defs): Likewise.
+ (see_handle_relevant_uses): Likewise.
+ (see_analyze_one_def): Likewise.
+ * tree-cfg.c (need_fake_edge_p): Compare gimple code with
+ GIMPLE_ASM rather than ASM_EXPR.
+ * tree-ssa-alias.c (is_escape_site): Compare gimple code with
+ GIMPLE_RETURN rather than RETURN_EXPR.
+ * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
+ (evaluate_stmt): Likewise.
+ * tree-vect-analyze.c (vect_analyze_operations): Change relevance
+ to enum vect_relevant.
+ (vect_mark_stmts_to_be_vectorized): Change assertion to not
+ compare gimple codes with tree codes.
+
+2008-09-04 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
+
+2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
+ pointer check lost in the recent no-unit-at-a-time patch.
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37343
+ * tree-switch-conversion.c (check_final_bb): Accept only IP
+ invariants.
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
+ Break out from ...
+ (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
+ using_ranges argument.
+ (vrp_evaluate_conditional): Avoid bogus warning for type range.
+ (vrp_visit_cond_stmt): Update call of
+ vrp_evaluate_conditional_warnv_with_ops
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37345
+ PR tree-optimization/37358
+ PR tree-optimization/37357
+ * tree.c (build_function_type_skip_args): Build distinct type copy;
+ set TYPE_CONTEXT.
+ (build_function_decl_skip_args): Set type of new decl not orig decl;
+ clear DECL_VINDEX for methods turned into functions.
+
+2008-09-04 Nick Clifton <nickc@redhat.com>
+
+ * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
+ check.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
+ alignment field, if it is supported.
+
+2008-09-04 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/t-mingw32 (SHLIB_LC): Change order of import
+ libraries.
+
+2008-09-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_target_table): Do not
+ enable VMX for POWER6.
+
+2008-09-03 Anton Blanchard <anton@samba.org>
+
+ * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
+ emit memory barrier before operation.
+
+2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
+
+ PR testsuite/37325
+ * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
+ default_elf_asm_output_external.
+
+2008-09-03 Jeff Law <law@redhat.com>
+
+ * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
+
+2008-09-03 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
+ memory barrier to below the test-and-set.
+ (alpha_split_lock_test_and_set_12): Likewise.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37243
+
+ * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
+ all_allocnos.
+
+ * ira-color.c (print_loop_title): Use all_allocnos.
+ (color_pass): Ditto. Don't add border_allocnos. Check that
+ subloop allocno in the correspdoning bitmap all_allocnos.
+
+ * ira-emit.c (change_loop): Use all_allocnos.
+
+ * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
+ Ditto.
+ (ira_create_allocno): Set up all_allocnos bit for the created
+ allocno.
+ (create_cap_allocno): Remove setting mentioned_allocnos.
+ (create_insn_allocnos): Ditto.
+ (remove_unnecessary_allocnos): Use all_allocnos.
+ (check_allocno_creation): Check that allocnos are in the
+ corresponding bitmap all_allocnos.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37243
+
+ * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
+ (process_regs_for_copy): Process subregs. Refine check when cost
+ is taken into account in ira-costs.c.
+ (process_reg_shuffles): Use REG_SUBREG_P.
+ (add_insn_allocno_copies): Ditto. Ignore modes.
+
+ * ira-color.c (conflict_allocno_vec): New.
+ (COST_HOP_DIVISOR): New macro.
+ (update_copy_costs_1): Use it.
+ (update_conflict_hard_regno_costs): New function.
+ (assign_hard_reg): Use it.
+ (ira_color): Allocate and free conflict_allocno_vec.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37296
+
+ * ira-int.h (ira_sort_insn_chain): Remove.
+
+ * ira.c (basic_block_order_nums, chain_insn_order,
+ chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
+ (ira): Don't call ira_sort_insn_chain.
+
+ * reload1.c (reload): Don't call ira_sort_insn_chain.
+
+2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/37293
+ * cgraphunit.c (update_call_expr): Remove eh regions from statements
+ which become non throw.
+ (cgraph_function_versioning): Also clear DECL_WEAK. Call
+ update_call_expr after updating the flags on the decl.
+
+2008-09-03 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37315
+ * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
+ * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
+ (cgraph_analyze_functions): Use node->analyzed
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_expand_function): All functions can be released after
+ expanding.
+ (cgraph_optimize): Use gimple_has_body_p.
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ (inline_transform): Inline transform.
+ * tree-inline.c (initialize_cfun): Do now shallow copy structure;
+ copy fields needed.
+ (inlinable_function_p): Drop gimple_body check.
+ (expand_call_inline): Use gimple_has_body_p.
+ * gimple.c (gimple_has_body_p): New.
+ * gimple.h (gimple_has_body_p): Add prototype.
+ * tree-cfg.c (execute_build_cfg): Remove gimple_body.
+ (dump_function_to_file): Use gimple_has_body_p check.
+
+2008-09-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/37346
+ * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
+ substatements.
+ * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
+
+2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ From Michael Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
+ bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
+ for bf538.
+
+2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
+
+ Add picoChip port.
+ * doc/extend.texi: Document picoChip builtin functions.
+ * doc/invoke.texi: Document picoChip options.
+ * doc/contrib.texi: Add picoChip contribution.
+ * doc/md.texi: Document picoChip constraints.
+ * config.gcc: Add picochip-*-*.
+ * config/picochip/: Add new port.
+
+2008-09-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37328
+ * tree-sra.c (sra_build_assignment): Gimplify properly.
+ (generate_copy_inout): Take the correct stmt as definition,
+ remove bogus assert.
+
+2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
+ attributes.
+
+ From Michael Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
+
+2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
+
+ * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
+ defined.
+ (__gthread_setspecific): Revert 2008-08-31 change to
+ __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
+ case.
+
+2008-09-02 Aldy Hernandez <aldyh@redhat.com>
+
+ * diagnostic.c (error_at): New.
+ * toplev.h (error_at): New prototype.
+ * c-typeck.c (build_array_ref): Call error_at instead of error.
+ Pass location to pedwarn.
+
+2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
+
+ * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
+
2008-09-02 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (tree_add_const_value_attribute): Only handle
* expr.c (emit_group_store): Don't assert stack temp mode size.
+2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <grosser@fim.uni-passau.de>
+ Jan Sjodin <jan.sjodin@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+ Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+ Konrad Trifunovic <konrad.trifunovic@inria.fr>
+ Adrien Eliche <aeliche@isty.uvsq.fr>
+
+ Merge from graphite branch.
+ * graphite.c: New.
+ * graphite.h: New.
+ * tree-loop-linear.c (perfect_loop_nest_depth): Export.
+ * doc/invoke.texi (-floop-block, -floop-interchange,
+ -floop-strip-mine): Document new flags.
+ * tree-into-ssa.c (gimple_vec): Moved...
+ * tree-loop-distribution.c (rdg_component): Moved...
+ * cfgloopmanip.c: Include tree-flow.h.
+ (update_dominators_in_loop): New.
+ (create_empty_if_region_on_edge): New.
+ (create_empty_loop_on_edge): New.
+ (loopify): Use update_dominators_in_loop.
+ * tree-pass.h (pass_graphite_transforms): Declared.
+ * configure: Regenerate.
+ * tree-phinodes.c (make_phi_node): Export.
+ (add_phi_node_to_bb): New, split from create_phi_node.
+ * tree-chrec.c (for_each_scev_op): New.
+ * tree-chrec.h (for_each_scev_op): Declared.
+ * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
+ (remove_statement): Call get_phi_with_result.
+ * config.in (HAVE_cloog): Undef.
+ * gdbinit.in (pgg): New.
+ * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
+ * tree-ssa-loop.c (graphite_transforms): New.
+ (gate_graphite_transforms): New.
+ (pass_graphite_transforms): New.
+ * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
+ HAVE_cloog): Defined.
+ * tree-vectorizer.c (rename_variables_in_bb): Export.
+ * tree-data-ref.c (dr_may_alias_p): Export.
+ (stmt_simple_memref_p): New.
+ (find_data_references_in_stmt): Export.
+ (find_data_references_in_loop): Export.
+ (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
+ (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
+ (create_rdg_vertices): Export.
+ (build_empty_rdg): New.
+ (build_rdg): Call build_empty_rdg. Free dependence_relations.
+ * tree-data-ref.h (rdg_component): ... here.
+ (scop_p): New.
+ (struct data_reference): Add a field scop.
+ (DR_SCOP): New.
+ (find_data_references_in_loop): Declared.
+ (find_data_references_in_stmt): Declared.
+ (create_rdg_vertices): Declared.
+ (dr_may_alias_p): Declared.
+ (stmt_simple_memref_p): Declared.
+ (struct rdg_edge): Add a field ddr_p relation.
+ (build_empty_rdg): Declared.
+ * lambda.h (lambda_matrix): Declare a VEC of.
+ (find_induction_var_from_exit_cond): Declared.
+ (lambda_vector_compare): New.
+ * common.opt (fgraphite, floop-strip-mine,
+ floop-interchange, floop-block): New flags.
+ * lambda-code.c (find_induction_var_from_exit_cond): Export.
+ * cfgloop.c (is_loop_exit): New.
+ * cfgloop.h (is_loop_exit): Declared.
+ (create_empty_if_region_on_edge): Declared.
+ (create_empty_loop_on_edge): Declared.
+ * tree-flow.h (add_phi_node_to_bb): Declared.
+ (make_phi_node): Declared.
+ (rename_variables_in_bb): Declared.
+ (perfect_loop_nest_depth): Declared.
+ (graphite_transform_loops): Declared.
+ * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
+ (graphite.o-warn): Add -Wno-error.
+ (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
+ (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
+ (INCLUDES): Add PPLINC, CLOOGINC.
+ (OBJS-common): Add graphite.o.
+ (graphite.o): Add rule.
+ * gimple.h (gimple_vec): ... here.
+ * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
+ * passes.c (init_optimization_passes): Schedule
+ pass_graphite_transforms.
+
2008-09-02 Samuel Tardieu <sam@rfc1149.net>
PR target/37283
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